switch/addons/umeditor/assets/umeditor.js

/*!
 * UEditor Mini版本
 * version: 1.2.2
 * build: Thu Dec 22 2016 16:33:28 GMT+0800 (CST)
 */

(function ($) {

    UMEDITOR_CONFIG = window.UMEDITOR_CONFIG || {};

    window.UM = {
        list: {},
        plugins: {},

        commands: {},

        I18N: {},

        version: "1.2.2"
    };

    var dom = UM.dom = {};
    /**
     * 浏览器判断模块
     * @file
     * @module UE.browser
     * @since 1.2.6.1
     */

    /**
     * 提供浏览器检测的模块
     * @unfile
     * @module UE.browser
     */
    var browser = UM.browser = function () {
        var agent = navigator.userAgent.toLowerCase(),
            opera = window.opera,
            browser = {
                /**
                 * @property {boolean} ie 检测当前浏览器是否为IE
                 * @example
                 * ```javascript
                 * if ( UE.browser.ie ) {
                 *     console.log( '当前浏览器是IE' );
                 * }
                 * ```
                 */
                ie: /(msie\s|trident.*rv:)([\w.]+)/.test(agent),

                /**
                 * @property {boolean} opera 检测当前浏览器是否为Opera
                 * @example
                 * ```javascript
                 * if ( UE.browser.opera ) {
                 *     console.log( '当前浏览器是Opera' );
                 * }
                 * ```
                 */
                opera: (!!opera && opera.version),

                /**
                 * @property {boolean} webkit 检测当前浏览器是否是webkit内核的浏览器
                 * @example
                 * ```javascript
                 * if ( UE.browser.webkit ) {
                 *     console.log( '当前浏览器是webkit内核浏览器' );
                 * }
                 * ```
                 */
                webkit: (agent.indexOf(' applewebkit/') > -1),

                /**
                 * @property {boolean} mac 检测当前浏览器是否是运行在mac平台下
                 * @example
                 * ```javascript
                 * if ( UE.browser.mac ) {
                 *     console.log( '当前浏览器运行在mac平台下' );
                 * }
                 * ```
                 */
                mac: (agent.indexOf('macintosh') > -1),

                /**
                 * @property {boolean} quirks 检测当前浏览器是否处于“怪异模式”下
                 * @example
                 * ```javascript
                 * if ( UE.browser.quirks ) {
                 *     console.log( '当前浏览器运行处于“怪异模式”' );
                 * }
                 * ```
                 */
                quirks: (document.compatMode == 'BackCompat')
            };

        /**
         * @property {boolean} gecko 检测当前浏览器内核是否是gecko内核
         * @example
         * ```javascript
         * if ( UE.browser.gecko ) {
         *     console.log( '当前浏览器内核是gecko内核' );
         * }
         * ```
         */
        browser.gecko = (navigator.product == 'Gecko' && !browser.webkit && !browser.opera && !browser.ie);

        var version = 0;

        // Internet Explorer 6.0+
        if (browser.ie) {


            var v1 = agent.match(/(?:msie\s([\w.]+))/);
            var v2 = agent.match(/(?:trident.*rv:([\w.]+))/);
            if (v1 && v2 && v1[1] && v2[1]) {
                version = Math.max(v1[1] * 1, v2[1] * 1);
            } else if (v1 && v1[1]) {
                version = v1[1] * 1;
            } else if (v2 && v2[1]) {
                version = v2[1] * 1;
            } else {
                version = 0;
            }

            browser.ie11Compat = document.documentMode == 11;
            /**
             * @property { boolean } ie9Compat 检测浏览器模式是否为 IE9 兼容模式
             * @warning 如果浏览器不是IE， 则该值为undefined
             * @example
             * ```javascript
             * if ( UE.browser.ie9Compat ) {
             *     console.log( '当前浏览器运行在IE9兼容模式下' );
             * }
             * ```
             */
            browser.ie9Compat = document.documentMode == 9;

            /**
             * @property { boolean } ie8 检测浏览器是否是IE8浏览器
             * @warning 如果浏览器不是IE， 则该值为undefined
             * @example
             * ```javascript
             * if ( UE.browser.ie8 ) {
             *     console.log( '当前浏览器是IE8浏览器' );
             * }
             * ```
             */
            browser.ie8 = !!document.documentMode;

            /**
             * @property { boolean } ie8Compat 检测浏览器模式是否为 IE8 兼容模式
             * @warning 如果浏览器不是IE， 则该值为undefined
             * @example
             * ```javascript
             * if ( UE.browser.ie8Compat ) {
             *     console.log( '当前浏览器运行在IE8兼容模式下' );
             * }
             * ```
             */
            browser.ie8Compat = document.documentMode == 8;

            /**
             * @property { boolean } ie7Compat 检测浏览器模式是否为 IE7 兼容模式
             * @warning 如果浏览器不是IE， 则该值为undefined
             * @example
             * ```javascript
             * if ( UE.browser.ie7Compat ) {
             *     console.log( '当前浏览器运行在IE7兼容模式下' );
             * }
             * ```
             */
            browser.ie7Compat = ((version == 7 && !document.documentMode)
                || document.documentMode == 7);

            /**
             * @property { boolean } ie6Compat 检测浏览器模式是否为 IE6 模式 或者怪异模式
             * @warning 如果浏览器不是IE， 则该值为undefined
             * @example
             * ```javascript
             * if ( UE.browser.ie6Compat ) {
             *     console.log( '当前浏览器运行在IE6模式或者怪异模式下' );
             * }
             * ```
             */
            browser.ie6Compat = (version < 7 || browser.quirks);

            browser.ie9above = version > 8;

            browser.ie9below = version < 9;

        }

        // Gecko.
        if (browser.gecko) {
            var geckoRelease = agent.match(/rv:([\d\.]+)/);
            if (geckoRelease) {
                geckoRelease = geckoRelease[1].split('.');
                version = geckoRelease[0] * 10000 + (geckoRelease[1] || 0) * 100 + (geckoRelease[2] || 0) * 1;
            }
        }

        /**
         * @property { Number } chrome 检测当前浏览器是否为Chrome, 如果是，则返回Chrome的大版本号
         * @warning 如果浏览器不是chrome， 则该值为undefined
         * @example
         * ```javascript
         * if ( UE.browser.chrome ) {
         *     console.log( '当前浏览器是Chrome' );
         * }
         * ```
         */
        if (/chrome\/(\d+\.\d)/i.test(agent)) {
            browser.chrome = +RegExp['\x241'];
        }

        /**
         * @property { Number } safari 检测当前浏览器是否为Safari, 如果是，则返回Safari的大版本号
         * @warning 如果浏览器不是safari， 则该值为undefined
         * @example
         * ```javascript
         * if ( UE.browser.safari ) {
         *     console.log( '当前浏览器是Safari' );
         * }
         * ```
         */
        if (/(\d+\.\d)?(?:\.\d)?\s+safari\/?(\d+\.\d+)?/i.test(agent) && !/chrome/i.test(agent)) {
            browser.safari = +(RegExp['\x241'] || RegExp['\x242']);
        }


        // Opera 9.50+
        if (browser.opera)
            version = parseFloat(opera.version());

        // WebKit 522+ (Safari 3+)
        if (browser.webkit)
            version = parseFloat(agent.match(/ applewebkit\/(\d+)/)[1]);

        /**
         * @property { Number } version 检测当前浏览器版本号
         * @remind
         * <ul>
         *     <li>IE系列返回值为5,6,7,8,9,10等</li>
         *     <li>gecko系列会返回10900，158900等</li>
         *     <li>webkit系列会返回其build号 (如 522等)</li>
         * </ul>
         * @example
         * ```javascript
         * console.log( '当前浏览器版本号是： ' + UE.browser.version );
         * ```
         */
        browser.version = version;

        /**
         * @property { boolean } isCompatible 检测当前浏览器是否能够与UEditor良好兼容
         * @example
         * ```javascript
         * if ( UE.browser.isCompatible ) {
         *     console.log( '浏览器与UEditor能够良好兼容' );
         * }
         * ```
         */
        browser.isCompatible =
            !browser.mobile && (
            (browser.ie && version >= 6) ||
            (browser.gecko && version >= 10801) ||
            (browser.opera && version >= 9.5) ||
            (browser.air && version >= 1) ||
            (browser.webkit && version >= 522) ||
            false);
        return browser;
    }();
//快捷方式
    var ie = browser.ie,
        webkit = browser.webkit,
        gecko = browser.gecko,
        opera = browser.opera;
    /**
     * @file
     * @name UM.Utils
     * @short Utils
     * @desc UEditor封装使用的静态工具函数
     * @import editor.js
     */
    var utils = UM.utils = {
        /**
         * 遍历数组，对象，nodeList
         * @name each
         * @grammar UM.utils.each(obj,iterator,[context])
         * @since 1.2.4+
         * @desc
         * * obj 要遍历的对象
         * * iterator 遍历的方法,方法的第一个是遍历的值，第二个是索引，第三个是obj
         * * context  iterator的上下文
         * @example
         * UM.utils.each([1,2],function(v,i){
         *     console.log(v)//值
         *     console.log(i)//索引
         * })
         * UM.utils.each(document.getElementsByTagName('*'),function(n){
         *     console.log(n.tagName)
         * })
         */
        each: function (obj, iterator, context) {
            if (obj == null) return;
            if (obj.length === +obj.length) {
                for (var i = 0, l = obj.length; i < l; i++) {
                    if (iterator.call(context, obj[i], i, obj) === false)
                        return false;
                }
            } else {
                for (var key in obj) {
                    if (obj.hasOwnProperty(key)) {
                        if (iterator.call(context, obj[key], key, obj) === false)
                            return false;
                    }
                }
            }
        },

        makeInstance: function (obj) {
            var noop = new Function();
            noop.prototype = obj;
            obj = new noop;
            noop.prototype = null;
            return obj;
        },
        /**
         * 将source对象中的属性扩展到target对象上
         * @name extend
         * @grammar UM.utils.extend(target,source)  => Object  //覆盖扩展
         * @grammar UM.utils.extend(target,source,true)  ==> Object  //保留扩展
         */
        extend: function (t, s, b) {
            if (s) {
                for (var k in s) {
                    if (!b || !t.hasOwnProperty(k)) {
                        t[k] = s[k];
                    }
                }
            }
            return t;
        },
        extend2: function (t) {
            var a = arguments;
            for (var i = 1; i < a.length; i++) {
                var x = a[i];
                for (var k in x) {
                    if (!t.hasOwnProperty(k)) {
                        t[k] = x[k];
                    }
                }
            }
            return t;
        },
        /**
         * 模拟继承机制，subClass继承superClass
         * @name inherits
         * @grammar UM.utils.inherits(subClass,superClass) => subClass
         * @example
         * function SuperClass(){
         *     this.name = "小李";
         * }
         * SuperClass.prototype = {
         *     hello:function(str){
         *         console.log(this.name + str);
         *     }
         * }
         * function SubClass(){
         *     this.name = "小张";
         * }
         * UM.utils.inherits(SubClass,SuperClass);
         * var sub = new SubClass();
         * sub.hello("早上好!"); ==> "小张早上好！"
         */
        inherits: function (subClass, superClass) {
            var oldP = subClass.prototype,
                newP = utils.makeInstance(superClass.prototype);
            utils.extend(newP, oldP, true);
            subClass.prototype = newP;
            return (newP.constructor = subClass);
        },

        /**
         * 用指定的context作为fn上下文，也就是this
         * @name bind
         * @grammar UM.utils.bind(fn,context)  =>  fn
         */
        bind: function (fn, context) {
            return function () {
                return fn.apply(context, arguments);
            };
        },

        /**
         * 创建延迟delay执行的函数fn
         * @name defer
         * @grammar UM.utils.defer(fn,delay)  =>fn   //延迟delay毫秒执行fn，返回fn
         * @grammar UM.utils.defer(fn,delay,exclusion)  =>fn   //延迟delay毫秒执行fn，若exclusion为真，则互斥执行fn
         * @example
         * function test(){
         *     console.log("延迟输出！");
         * }
         * //非互斥延迟执行
         * var testDefer = UM.utils.defer(test,1000);
         * testDefer();   =>  "延迟输出！";
         * testDefer();   =>  "延迟输出！";
         * //互斥延迟执行
         * var testDefer1 = UM.utils.defer(test,1000,true);
         * testDefer1();   =>  //本次不执行
         * testDefer1();   =>  "延迟输出！";
         */
        defer: function (fn, delay, exclusion) {
            var timerID;
            return function () {
                if (exclusion) {
                    clearTimeout(timerID);
                }
                timerID = setTimeout(fn, delay);
            };
        },

        /**
         * 查找元素item在数组array中的索引, 若找不到返回-1
         * @name indexOf
         * @grammar UM.utils.indexOf(array,item)  => index|-1  //默认从数组开头部开始搜索
         * @grammar UM.utils.indexOf(array,item,start)  => index|-1  //start指定开始查找的位置
         */
        indexOf: function (array, item, start) {
            var index = -1;
            start = this.isNumber(start) ? start : 0;
            this.each(array, function (v, i) {
                if (i >= start && v === item) {
                    index = i;
                    return false;
                }
            });
            return index;
        },

        /**
         * 移除数组array中的元素item
         * @name removeItem
         * @grammar UM.utils.removeItem(array,item)
         */
        removeItem: function (array, item) {
            for (var i = 0, l = array.length; i < l; i++) {
                if (array[i] === item) {
                    array.splice(i, 1);
                    i--;
                }
            }
        },

        /**
         * 删除字符串str的首尾空格
         * @name trim
         * @grammar UM.utils.trim(str) => String
         */
        trim: function (str) {
            return str.replace(/(^[ \t\n\r]+)|([ \t\n\r]+$)/g, '');
        },

        /**
         * 将字符串list(以','分隔)或者数组list转成哈希对象
         * @name listToMap
         * @grammar UM.utils.listToMap(list)  => Object  //Object形如{test:1,br:1,textarea:1}
         */
        listToMap: function (list) {
            if (!list) return {};
            list = utils.isArray(list) ? list : list.split(',');
            for (var i = 0, ci, obj = {}; ci = list[i++];) {
                obj[ci.toUpperCase()] = obj[ci] = 1;
            }
            return obj;
        },

        /**
         * 将str中的html符号转义,默认将转义''&<">''四个字符，可自定义reg来确定需要转义的字符
         * @name unhtml
         * @grammar UM.utils.unhtml(str);  => String
         * @grammar UM.utils.unhtml(str,reg)  => String
         * @example
         * var html = '<body>You say:"你好！Baidu & UEditor!"</body>';
         * UM.utils.unhtml(html);   ==>  &lt;body&gt;You say:&quot;你好！Baidu &amp; UEditor!&quot;&lt;/body&gt;
         * UM.utils.unhtml(html,/[<>]/g)  ==>  &lt;body&gt;You say:"你好！Baidu & UEditor!"&lt;/body&gt;
         */
        unhtml: function (str, reg) {
            return str ? str.replace(reg || /[&<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g, function (a, b) {
                if (b) {
                    return a;
                } else {
                    return {
                        '<': '&lt;',
                        '&': '&amp;',
                        '"': '&quot;',
                        '>': '&gt;',
                        "'": '&#39;'
                    }[a]
                }

            }) : '';
        },
        /**
         * 将str中的转义字符还原成html字符
         * @name html
         * @grammar UM.utils.html(str)  => String   //详细参见<code><a href = '#unhtml'>unhtml</a></code>
         */
        html: function (str) {
            return str ? str.replace(/&((g|l|quo)t|amp|#39);/g, function (m) {
                return {
                    '&lt;': '<',
                    '&amp;': '&',
                    '&quot;': '"',
                    '&gt;': '>',
                    '&#39;': "'"
                }[m]
            }) : '';
        },
        /**
         * 将css样式转换为驼峰的形式。如font-size => fontSize
         * @name cssStyleToDomStyle
         * @grammar UM.utils.cssStyleToDomStyle(cssName)  => String
         */
        cssStyleToDomStyle: function () {
            var test = document.createElement('div').style,
                cache = {
                    'float': test.cssFloat != undefined ? 'cssFloat' : test.styleFloat != undefined ? 'styleFloat' : 'float'
                };

            return function (cssName) {
                return cache[cssName] || (cache[cssName] = cssName.toLowerCase().replace(/-./g, function (match) {
                    return match.charAt(1).toUpperCase();
                }));
            };
        }(),
        /**
         * 动态加载文件到doc中，并依据obj来设置属性，加载成功后执行回调函数fn
         * @name loadFile
         * @grammar UM.utils.loadFile(doc,obj)
         * @grammar UM.utils.loadFile(doc,obj,fn)
         * @example
         * //指定加载到当前document中一个script文件，加载成功后执行function
         * utils.loadFile( document, {
         *     src:"test.js",
         *     tag:"script",
         *     type:"text/javascript",
         *     defer:"defer"
         * }, function () {
         *     console.log('加载成功！')
         * });
         */
        loadFile: function () {
            var tmpList = [];

            function getItem(doc, obj) {
                try {
                    for (var i = 0, ci; ci = tmpList[i++];) {
                        if (ci.doc === doc && ci.url == (obj.src || obj.href)) {
                            return ci;
                        }
                    }
                } catch (e) {
                    return null;
                }

            }

            return function (doc, obj, fn) {
                var item = getItem(doc, obj);
                if (item) {
                    if (item.ready) {
                        fn && fn();
                    } else {
                        item.funs.push(fn)
                    }
                    return;
                }
                tmpList.push({
                    doc: doc,
                    url: obj.src || obj.href,
                    funs: [fn]
                });
                if (!doc.body) {
                    var html = [];
                    for (var p in obj) {
                        if (p == 'tag') continue;
                        html.push(p + '="' + obj[p] + '"')
                    }
                    doc.write('<' + obj.tag + ' ' + html.join(' ') + ' ></' + obj.tag + '>');
                    return;
                }
                if (obj.id && doc.getElementById(obj.id)) {
                    return;
                }
                var element = doc.createElement(obj.tag);
                delete obj.tag;
                for (var p in obj) {
                    element.setAttribute(p, obj[p]);
                }
                element.onload = element.onreadystatechange = function () {
                    if (!this.readyState || /loaded|complete/.test(this.readyState)) {
                        item = getItem(doc, obj);
                        if (item.funs.length > 0) {
                            item.ready = 1;
                            for (var fi; fi = item.funs.pop();) {
                                fi();
                            }
                        }
                        element.onload = element.onreadystatechange = null;
                    }
                };
                element.onerror = function () {
                    throw Error('The load ' + (obj.href || obj.src) + ' fails,check the url settings of file umeditor.config.js ')
                };
                doc.getElementsByTagName("head")[0].appendChild(element);
            }
        }(),
        /**
         * 判断obj对象是否为空
         * @name isEmptyObject
         * @grammar UM.utils.isEmptyObject(obj)  => true|false
         * @example
         * UM.utils.isEmptyObject({}) ==>true
         * UM.utils.isEmptyObject([]) ==>true
         * UM.utils.isEmptyObject("") ==>true
         */
        isEmptyObject: function (obj) {
            if (obj == null) return true;
            if (this.isArray(obj) || this.isString(obj)) return obj.length === 0;
            for (var key in obj) if (obj.hasOwnProperty(key)) return false;
            return true;
        },

        /**
         * 统一将颜色值使用16进制形式表示
         * @name fixColor
         * @grammar UM.utils.fixColor(name,value) => value
         * @example
         * rgb(255,255,255)  => "#ffffff"
         */
        fixColor: function (name, value) {
            if (/color/i.test(name) && /rgba?/.test(value)) {
                var array = value.split(",");
                if (array.length > 3)
                    return "";
                value = "#";
                for (var i = 0, color; color = array[i++];) {
                    color = parseInt(color.replace(/[^\d]/gi, ''), 10).toString(16);
                    value += color.length == 1 ? "0" + color : color;
                }
                value = value.toUpperCase();
            }
            return value;
        },

        /**
         * 深度克隆对象，从source到target
         * @name clone
         * @grammar UM.utils.clone(source) => anthorObj 新的对象是完整的source的副本
         * @grammar UM.utils.clone(source,target) => target包含了source的所有内容，重名会覆盖
         */
        clone: function (source, target) {
            var tmp;
            target = target || {};
            for (var i in source) {
                if (source.hasOwnProperty(i)) {
                    tmp = source[i];
                    if (typeof tmp == 'object') {
                        target[i] = utils.isArray(tmp) ? [] : {};
                        utils.clone(source[i], target[i])
                    } else {
                        target[i] = tmp;
                    }
                }
            }
            return target;
        },
        /**
         * 转换cm/pt到px
         * @name transUnitToPx
         * @grammar UM.utils.transUnitToPx('20pt') => '27px'
         * @grammar UM.utils.transUnitToPx('0pt') => '0'
         */
        transUnitToPx: function (val) {
            if (!/(pt|cm)/.test(val)) {
                return val
            }
            var unit;
            val.replace(/([\d.]+)(\w+)/, function (str, v, u) {
                val = v;
                unit = u;
            });
            switch (unit) {
                case 'cm':
                    val = parseFloat(val) * 25;
                    break;
                case 'pt':
                    val = Math.round(parseFloat(val) * 96 / 72);
            }
            return val + (val ? 'px' : '');
        },
        /**
         * 动态添加css样式
         * @name cssRule
         * @grammar UM.utils.cssRule('添加的样式的节点名称',['样式'，'放到哪个document上'])
         * @grammar UM.utils.cssRule('body','body{background:#ccc}') => null  //给body添加背景颜色
         * @grammar UM.utils.cssRule('body') =>样式的字符串  //取得key值为body的样式的内容,如果没有找到key值先关的样式将返回空，例如刚才那个背景颜色，将返回 body{background:#ccc}
         * @grammar UM.utils.cssRule('body','') =>null //清空给定的key值的背景颜色
         */
        cssRule: browser.ie && browser.version != 11 ? function (key, style, doc) {
            var indexList, index;
            doc = doc || document;
            if (doc.indexList) {
                indexList = doc.indexList;
            } else {
                indexList = doc.indexList = {};
            }
            var sheetStyle;
            if (!indexList[key]) {
                if (style === undefined) {
                    return ''
                }
                sheetStyle = doc.createStyleSheet('', index = doc.styleSheets.length);
                indexList[key] = index;
            } else {
                sheetStyle = doc.styleSheets[indexList[key]];
            }
            if (style === undefined) {
                return sheetStyle.cssText
            }
            sheetStyle.cssText = style || ''
        } : function (key, style, doc) {
            doc = doc || document;
            var head = doc.getElementsByTagName('head')[0], node;
            if (!(node = doc.getElementById(key))) {
                if (style === undefined) {
                    return ''
                }
                node = doc.createElement('style');
                node.id = key;
                head.appendChild(node)
            }
            if (style === undefined) {
                return node.innerHTML
            }
            if (style !== '') {
                node.innerHTML = style;
            } else {
                head.removeChild(node)
            }
        }

    };
    /**
     * 判断str是否为字符串
     * @name isString
     * @grammar UM.utils.isString(str) => true|false
     */
    /**
     * 判断array是否为数组
     * @name isArray
     * @grammar UM.utils.isArray(obj) => true|false
     */
    /**
     * 判断obj对象是否为方法
     * @name isFunction
     * @grammar UM.utils.isFunction(obj)  => true|false
     */
    /**
     * 判断obj对象是否为数字
     * @name isNumber
     * @grammar UM.utils.isNumber(obj)  => true|false
     */
    utils.each(['String', 'Function', 'Array', 'Number', 'RegExp', 'Object'], function (v) {
        UM.utils['is' + v] = function (obj) {
            return Object.prototype.toString.apply(obj) == '[object ' + v + ']';
        }
    });
    /**
     * @file
     * @name UM.EventBase
     * @short EventBase
     * @import editor.js,core/utils.js
     * @desc UE采用的事件基类，继承此类的对应类将获取addListener,removeListener,fireEvent方法。
     * 在UE中，Editor以及所有ui实例都继承了该类，故可以在对应的ui对象以及editor对象上使用上述方法。
     */
    var EventBase = UM.EventBase = function () {
    };

    EventBase.prototype = {
        /**
         * 注册事件监听器
         * @name addListener
         * @grammar editor.addListener(types,fn)  //types为事件名称，多个可用空格分隔
         * @example
         * editor.addListener('selectionchange',function(){
         *      console.log("选区已经变化！");
         * })
         * editor.addListener('beforegetcontent aftergetcontent',function(type){
         *         if(type == 'beforegetcontent'){
         *             //do something
         *         }else{
         *             //do something
         *         }
         *         console.log(this.getContent) // this是注册的事件的编辑器实例
         * })
         */
        addListener: function (types, listener) {
            types = utils.trim(types).split(' ');
            for (var i = 0, ti; ti = types[i++];) {
                getListener(this, ti, true).push(listener);
            }
        },
        /**
         * 移除事件监听器
         * @name removeListener
         * @grammar editor.removeListener(types,fn)  //types为事件名称，多个可用空格分隔
         * @example
         * //changeCallback为方法体
         * editor.removeListener("selectionchange",changeCallback);
         */
        removeListener: function (types, listener) {
            types = utils.trim(types).split(' ');
            for (var i = 0, ti; ti = types[i++];) {
                utils.removeItem(getListener(this, ti) || [], listener);
            }
        },
        /**
         * 触发事件
         * @name fireEvent
         * @grammar editor.fireEvent(types)  //types为事件名称，多个可用空格分隔
         * @example
         * editor.fireEvent("selectionchange");
         */
        fireEvent: function () {
            var types = arguments[0];
            types = utils.trim(types).split(' ');
            for (var i = 0, ti; ti = types[i++];) {
                var listeners = getListener(this, ti),
                    r, t, k;
                if (listeners) {
                    k = listeners.length;
                    while (k--) {
                        if (!listeners[k]) continue;
                        t = listeners[k].apply(this, arguments);
                        if (t === true) {
                            return t;
                        }
                        if (t !== undefined) {
                            r = t;
                        }
                    }
                }
                if (t = this['on' + ti.toLowerCase()]) {
                    r = t.apply(this, arguments);
                }
            }
            return r;
        }
    };

    /**
     * 获得对象所拥有监听类型的所有监听器
     * @public
     * @function
     * @param {Object} obj  查询监听器的对象
     * @param {String} type 事件类型
     * @param {Boolean} force  为true且当前所有type类型的侦听器不存在时，创建一个空监听器数组
     * @returns {Array} 监听器数组
     */
    function getListener(obj, type, force) {
        var allListeners;
        type = type.toLowerCase();
        return ((allListeners = (obj.__allListeners || force && (obj.__allListeners = {})))
            && (allListeners[type] || force && (allListeners[type] = [])));
    }


///import editor.js
///import core/dom/dom.js
///import core/utils.js
    /**
     * dtd html语义化的体现类
     * @constructor
     * @namespace dtd
     */
    var dtd = dom.dtd = (function () {
        function _(s) {
            for (var k in s) {
                s[k.toUpperCase()] = s[k];
            }
            return s;
        }

        var X = utils.extend2;
        var A = _({isindex: 1, fieldset: 1}),
            B = _({input: 1, button: 1, select: 1, textarea: 1, label: 1}),
            C = X(_({a: 1}), B),
            D = X({iframe: 1}, C),
            E = _({hr: 1, ul: 1, menu: 1, div: 1, blockquote: 1, noscript: 1, table: 1, center: 1, address: 1, dir: 1, pre: 1, h5: 1, dl: 1, h4: 1, noframes: 1, h6: 1, ol: 1, h1: 1, h3: 1, h2: 1}),
            F = _({ins: 1, del: 1, script: 1, style: 1}),
            G = X(_({b: 1, acronym: 1, bdo: 1, 'var': 1, '#': 1, abbr: 1, code: 1, br: 1, i: 1, cite: 1, kbd: 1, u: 1, strike: 1, s: 1, tt: 1, strong: 1, q: 1, samp: 1, em: 1, dfn: 1, span: 1}), F),
            H = X(_({sub: 1, img: 1, embed: 1, object: 1, sup: 1, basefont: 1, map: 1, applet: 1, font: 1, big: 1, small: 1}), G),
            I = X(_({p: 1}), H),
            J = X(_({iframe: 1}), H, B),
            K = _({
                img: 1,
                embed: 1,
                noscript: 1,
                br: 1,
                kbd: 1,
                center: 1,
                button: 1,
                basefont: 1,
                h5: 1,
                h4: 1,
                samp: 1,
                h6: 1,
                ol: 1,
                h1: 1,
                h3: 1,
                h2: 1,
                form: 1,
                font: 1,
                '#': 1,
                select: 1,
                menu: 1,
                ins: 1,
                abbr: 1,
                label: 1,
                code: 1,
                table: 1,
                script: 1,
                cite: 1,
                input: 1,
                iframe: 1,
                strong: 1,
                textarea: 1,
                noframes: 1,
                big: 1,
                small: 1,
                span: 1,
                hr: 1,
                sub: 1,
                bdo: 1,
                'var': 1,
                div: 1,
                object: 1,
                sup: 1,
                strike: 1,
                dir: 1,
                map: 1,
                dl: 1,
                applet: 1,
                del: 1,
                isindex: 1,
                fieldset: 1,
                ul: 1,
                b: 1,
                acronym: 1,
                a: 1,
                blockquote: 1,
                i: 1,
                u: 1,
                s: 1,
                tt: 1,
                address: 1,
                q: 1,
                pre: 1,
                p: 1,
                em: 1,
                dfn: 1
            }),

            L = X(_({a: 0}), J),//a不能被切开，所以把他
            M = _({tr: 1}),
            N = _({'#': 1}),
            O = X(_({param: 1}), K),
            P = X(_({form: 1}), A, D, E, I),
            Q = _({li: 1, ol: 1, ul: 1}),
            R = _({style: 1, script: 1}),
            S = _({base: 1, link: 1, meta: 1, title: 1}),
            T = X(S, R),
            U = _({head: 1, body: 1}),
            V = _({html: 1});

        var block = _({address: 1, blockquote: 1, center: 1, dir: 1, div: 1, dl: 1, fieldset: 1, form: 1, h1: 1, h2: 1, h3: 1, h4: 1, h5: 1, h6: 1, hr: 1, isindex: 1, menu: 1, noframes: 1, ol: 1, p: 1, pre: 1, table: 1, ul: 1}),

            empty = _({area: 1, base: 1, basefont: 1, br: 1, col: 1, command: 1, dialog: 1, embed: 1, hr: 1, img: 1, input: 1, isindex: 1, keygen: 1, link: 1, meta: 1, param: 1, source: 1, track: 1, wbr: 1});

        return _({

            // $ 表示自定的属性

            // body外的元素列表.
            $nonBodyContent: X(V, U, S),

            //块结构元素列表
            $block: block,

            //内联元素列表
            $inline: L,

            $inlineWithA: X(_({a: 1}), L),

            $body: X(_({script: 1, style: 1}), block),

            $cdata: _({script: 1, style: 1}),

            //自闭和元素
            $empty: empty,

            //不是自闭合，但不能让range选中里边
            $nonChild: _({iframe: 1, textarea: 1}),
            //列表元素列表
            $listItem: _({dd: 1, dt: 1, li: 1}),

            //列表根元素列表
            $list: _({ul: 1, ol: 1, dl: 1}),

            //不能认为是空的元素
            $isNotEmpty: _({table: 1, ul: 1, ol: 1, dl: 1, iframe: 1, area: 1, base: 1, col: 1, hr: 1, img: 1, embed: 1, input: 1, link: 1, meta: 1, param: 1, h1: 1, h2: 1, h3: 1, h4: 1, h5: 1, h6: 1}),

            //如果没有子节点就可以删除的元素列表，像span,a
            $removeEmpty: _({a: 1, abbr: 1, acronym: 1, address: 1, b: 1, bdo: 1, big: 1, cite: 1, code: 1, del: 1, dfn: 1, em: 1, font: 1, i: 1, ins: 1, label: 1, kbd: 1, q: 1, s: 1, samp: 1, small: 1, span: 1, strike: 1, strong: 1, sub: 1, sup: 1, tt: 1, u: 1, 'var': 1}),

            $removeEmptyBlock: _({'p': 1, 'div': 1}),

            //在table元素里的元素列表
            $tableContent: _({caption: 1, col: 1, colgroup: 1, tbody: 1, td: 1, tfoot: 1, th: 1, thead: 1, tr: 1, table: 1}),
            //不转换的标签
            $notTransContent: _({pre: 1, script: 1, style: 1, textarea: 1}),
            html: U,
            head: T,
            style: N,
            script: N,
            body: P,
            base: {},
            link: {},
            meta: {},
            title: N,
            col: {},
            tr: _({td: 1, th: 1}),
            img: {},
            embed: {},
            colgroup: _({thead: 1, col: 1, tbody: 1, tr: 1, tfoot: 1}),
            noscript: P,
            td: P,
            br: {},
            th: P,
            center: P,
            kbd: L,
            button: X(I, E),
            basefont: {},
            h5: L,
            h4: L,
            samp: L,
            h6: L,
            ol: Q,
            h1: L,
            h3: L,
            option: N,
            h2: L,
            form: X(A, D, E, I),
            select: _({optgroup: 1, option: 1}),
            font: L,
            ins: L,
            menu: Q,
            abbr: L,
            label: L,
            table: _({thead: 1, col: 1, tbody: 1, tr: 1, colgroup: 1, caption: 1, tfoot: 1}),
            code: L,
            tfoot: M,
            cite: L,
            li: P,
            input: {},
            iframe: P,
            strong: L,
            textarea: N,
            noframes: P,
            big: L,
            small: L,
            //trace:
            span: _({'#': 1, br: 1, b: 1, strong: 1, u: 1, i: 1, em: 1, sub: 1, sup: 1, strike: 1, span: 1}),
            hr: L,
            dt: L,
            sub: L,
            optgroup: _({option: 1}),
            param: {},
            bdo: L,
            'var': L,
            div: P,
            object: O,
            sup: L,
            dd: P,
            strike: L,
            area: {},
            dir: Q,
            map: X(_({area: 1, form: 1, p: 1}), A, F, E),
            applet: O,
            dl: _({dt: 1, dd: 1}),
            del: L,
            isindex: {},
            fieldset: X(_({legend: 1}), K),
            thead: M,
            ul: Q,
            acronym: L,
            b: L,
            a: X(_({a: 1}), J),
            blockquote: X(_({td: 1, tr: 1, tbody: 1, li: 1}), P),
            caption: L,
            i: L,
            u: L,
            tbody: M,
            s: L,
            address: X(D, I),
            tt: L,
            legend: L,
            q: L,
            pre: X(G, C),
            p: X(_({'a': 1}), L),
            em: L,
            dfn: L
        });
    })();

    /**
     * @file
     * @name UM.dom.domUtils
     * @short DomUtils
     * @import editor.js, core/utils.js,core/browser.js,core/dom/dtd.js
     * @desc UEditor封装的底层dom操作库
     */

    function getDomNode(node, start, ltr, startFromChild, fn, guard) {
        var tmpNode = startFromChild && node[start],
            parent;
        !tmpNode && (tmpNode = node[ltr]);
        while (!tmpNode && (parent = (parent || node).parentNode)) {
            if (parent.tagName == 'BODY' || guard && !guard(parent)) {
                return null;
            }
            tmpNode = parent[ltr];
        }
        if (tmpNode && fn && !fn(tmpNode)) {
            return getDomNode(tmpNode, start, ltr, false, fn);
        }
        return tmpNode;
    }

    var attrFix = ie && browser.version < 9 ? {
            tabindex: "tabIndex",
            readonly: "readOnly",
            "for": "htmlFor",
            "class": "className",
            maxlength: "maxLength",
            cellspacing: "cellSpacing",
            cellpadding: "cellPadding",
            rowspan: "rowSpan",
            colspan: "colSpan",
            usemap: "useMap",
            frameborder: "frameBorder"
        } : {
            tabindex: "tabIndex",
            readonly: "readOnly"
        },
        styleBlock = utils.listToMap([
            '-webkit-box', '-moz-box', 'block',
            'list-item', 'table', 'table-row-group',
            'table-header-group', 'table-footer-group',
            'table-row', 'table-column-group', 'table-column',
            'table-cell', 'table-caption'
        ]);
    var domUtils = dom.domUtils = {
        //节点常量
        NODE_ELEMENT: 1,
        NODE_DOCUMENT: 9,
        NODE_TEXT: 3,
        NODE_COMMENT: 8,
        NODE_DOCUMENT_FRAGMENT: 11,

        //位置关系
        POSITION_IDENTICAL: 0,
        POSITION_DISCONNECTED: 1,
        POSITION_FOLLOWING: 2,
        POSITION_PRECEDING: 4,
        POSITION_IS_CONTAINED: 8,
        POSITION_CONTAINS: 16,
        //ie6使用其他的会有一段空白出现
        fillChar: ie && browser.version == '6' ? '\ufeff' : '\u200B',
        //-------------------------Node部分--------------------------------
        keys: {
            /*Backspace*/ 8: 1, /*Delete*/ 46: 1,
            /*Shift*/ 16: 1, /*Ctrl*/ 17: 1, /*Alt*/ 18: 1,
            37: 1, 38: 1, 39: 1, 40: 1,
            13: 1 /*enter*/
        },
        breakParent: function (node, parent) {
            var tmpNode,
                parentClone = node,
                clone = node,
                leftNodes,
                rightNodes;
            do {
                parentClone = parentClone.parentNode;
                if (leftNodes) {
                    tmpNode = parentClone.cloneNode(false);
                    tmpNode.appendChild(leftNodes);
                    leftNodes = tmpNode;
                    tmpNode = parentClone.cloneNode(false);
                    tmpNode.appendChild(rightNodes);
                    rightNodes = tmpNode;
                } else {
                    leftNodes = parentClone.cloneNode(false);
                    rightNodes = leftNodes.cloneNode(false);
                }
                while (tmpNode = clone.previousSibling) {
                    leftNodes.insertBefore(tmpNode, leftNodes.firstChild);
                }
                while (tmpNode = clone.nextSibling) {
                    rightNodes.appendChild(tmpNode);
                }
                clone = parentClone;
            } while (parent !== parentClone);
            tmpNode = parent.parentNode;
            tmpNode.insertBefore(leftNodes, parent);
            tmpNode.insertBefore(rightNodes, parent);
            tmpNode.insertBefore(node, rightNodes);
            domUtils.remove(parent);
            return node;
        },
        trimWhiteTextNode: function (node) {
            function remove(dir) {
                var child;
                while ((child = node[dir]) && child.nodeType == 3 && domUtils.isWhitespace(child)) {
                    node.removeChild(child);
                }
            }

            remove('firstChild');
            remove('lastChild');
        },
        /**
         * 获取节点A相对于节点B的位置关系
         * @name getPosition
         * @grammar UM.dom.domUtils.getPosition(nodeA,nodeB)  =>  Number
         * @example
         *  switch (returnValue) {
         *      case 0: //相等，同一节点
         *      case 1: //无关，节点不相连
         *      case 2: //跟随，即节点A头部位于节点B头部的后面
         *      case 4: //前置，即节点A头部位于节点B头部的前面
         *      case 8: //被包含，即节点A被节点B包含
         *      case 10://组合类型，即节点A满足跟随节点B且被节点B包含。实际上，如果被包含，必定跟随，所以returnValue事实上不会存在8的情况。
         *      case 16://包含，即节点A包含节点B
         *      case 20://组合类型，即节点A满足前置节点A且包含节点B。同样，如果包含，必定前置，所以returnValue事实上也不会存在16的情况
         *  }
         */
        getPosition: function (nodeA, nodeB) {
            // 如果两个节点是同一个节点
            if (nodeA === nodeB) {
                // domUtils.POSITION_IDENTICAL
                return 0;
            }
            var node,
                parentsA = [nodeA],
                parentsB = [nodeB];
            node = nodeA;
            while (node = node.parentNode) {
                // 如果nodeB是nodeA的祖先节点
                if (node === nodeB) {
                    // domUtils.POSITION_IS_CONTAINED + domUtils.POSITION_FOLLOWING
                    return 10;
                }
                parentsA.push(node);
            }
            node = nodeB;
            while (node = node.parentNode) {
                // 如果nodeA是nodeB的祖先节点
                if (node === nodeA) {
                    // domUtils.POSITION_CONTAINS + domUtils.POSITION_PRECEDING
                    return 20;
                }
                parentsB.push(node);
            }
            parentsA.reverse();
            parentsB.reverse();
            if (parentsA[0] !== parentsB[0]) {
                // domUtils.POSITION_DISCONNECTED
                return 1;
            }
            var i = -1;
            while (i++, parentsA[i] === parentsB[i]) {
            }
            nodeA = parentsA[i];
            nodeB = parentsB[i];
            while (nodeA = nodeA.nextSibling) {
                if (nodeA === nodeB) {
                    // domUtils.POSITION_PRECEDING
                    return 4
                }
            }
            // domUtils.POSITION_FOLLOWING
            return 2;
        },

        /**
         * 返回节点node在父节点中的索引位置
         * @name getNodeIndex
         * @grammar UM.dom.domUtils.getNodeIndex(node)  => Number  //索引值从0开始
         */
        getNodeIndex: function (node, ignoreTextNode) {
            var preNode = node,
                i = 0;
            while (preNode = preNode.previousSibling) {
                if (ignoreTextNode && preNode.nodeType == 3) {
                    if (preNode.nodeType != preNode.nextSibling.nodeType) {
                        i++;
                    }
                    continue;
                }
                i++;
            }
            return i;
        },

        /**
         * 检测节点node是否在节点doc的树上，实质上是检测是否被doc包含
         * @name inDoc
         * @grammar UM.dom.domUtils.inDoc(node,doc)   =>  true|false
         */
        inDoc: function (node, doc) {
            return domUtils.getPosition(node, doc) == 10;
        },
        /**
         * 查找node节点的祖先节点
         * @name findParent
         * @grammar UM.dom.domUtils.findParent(node)  => Element  // 直接返回node节点的父节点
         * @grammar UM.dom.domUtils.findParent(node,filterFn)  => Element  //filterFn为过滤函数，node作为参数，返回true时才会将node作为符合要求的节点返回
         * @grammar UM.dom.domUtils.findParent(node,filterFn,includeSelf)  => Element  //includeSelf指定是否包含自身
         */
        findParent: function (node, filterFn, includeSelf) {
            if (node && !domUtils.isBody(node)) {
                node = includeSelf ? node : node.parentNode;
                while (node) {
                    if (!filterFn || filterFn(node) || domUtils.isBody(node)) {
                        return filterFn && !filterFn(node) && domUtils.isBody(node) ? null : node;
                    }
                    node = node.parentNode;
                }
            }
            return null;
        },
        /**
         * 通过tagName查找node节点的祖先节点
         * @name findParentByTagName
         * @grammar UM.dom.domUtils.findParentByTagName(node,tagNames)   =>  Element  //tagNames支持数组，区分大小写
         * @grammar UM.dom.domUtils.findParentByTagName(node,tagNames,includeSelf)   =>  Element  //includeSelf指定是否包含自身
         * @grammar UM.dom.domUtils.findParentByTagName(node,tagNames,includeSelf,excludeFn)   =>  Element  //excludeFn指定例外过滤条件，返回true时忽略该节点
         */
        findParentByTagName: function (node, tagNames, includeSelf, excludeFn) {
            tagNames = utils.listToMap(utils.isArray(tagNames) ? tagNames : [tagNames]);
            return domUtils.findParent(node, function (node) {
                return tagNames[node.tagName] && !(excludeFn && excludeFn(node));
            }, includeSelf);
        },
        /**
         * 查找节点node的祖先节点集合
         * @name findParents
         * @grammar UM.dom.domUtils.findParents(node)  => Array  //返回一个祖先节点数组集合，不包含自身
         * @grammar UM.dom.domUtils.findParents(node,includeSelf)  => Array  //返回一个祖先节点数组集合，includeSelf指定是否包含自身
         * @grammar UM.dom.domUtils.findParents(node,includeSelf,filterFn)  => Array  //返回一个祖先节点数组集合，filterFn指定过滤条件，返回true的node将被选取
         * @grammar UM.dom.domUtils.findParents(node,includeSelf,filterFn,closerFirst)  => Array  //返回一个祖先节点数组集合，closerFirst为true的话，node的直接父亲节点是数组的第0个
         */
        findParents: function (node, includeSelf, filterFn, closerFirst) {
            var parents = includeSelf && (filterFn && filterFn(node) || !filterFn) ? [node] : [];
            while (node = domUtils.findParent(node, filterFn)) {
                parents.push(node);
            }
            return closerFirst ? parents : parents.reverse();
        },

        /**
         * 在节点node后面插入新节点newNode
         * @name insertAfter
         * @grammar UM.dom.domUtils.insertAfter(node,newNode)  => newNode
         */
        insertAfter: function (node, newNode) {
            return node.parentNode.insertBefore(newNode, node.nextSibling);
        },

        /**
         * 删除节点node，并根据keepChildren指定是否保留子节点
         * @name remove
         * @grammar UM.dom.domUtils.remove(node)  =>  node
         * @grammar UM.dom.domUtils.remove(node,keepChildren)  =>  node
         */
        remove: function (node, keepChildren) {

            var parent = node.parentNode,
                child;
            if (parent) {
                if (keepChildren && node.hasChildNodes()) {
                    while (child = node.firstChild) {
                        parent.insertBefore(child, node);
                    }
                }
                parent.removeChild(node);
            }
            return node;
        },


        /**
         * 取得node节点的下一个兄弟节点， 如果该节点其后没有兄弟节点， 则递归查找其父节点之后的第一个兄弟节点，
         * 直到找到满足条件的节点或者递归到BODY节点之后才会结束。
         * @method getNextDomNode
         * @param { Node } node 需要获取其后的兄弟节点的节点对象
         * @return { Node | NULL } 如果找满足条件的节点， 则返回该节点， 否则返回NULL
         * @example
         * ```html
         *     <body>
         *      <div id="test">
         *          <span></span>
         *      </div>
         *      <i>xxx</i>
         * </body>
         * <script>
         *
         *     //output: i节点
         *     console.log( UE.dom.domUtils.getNextDomNode( document.getElementById( "test" ) ) );
         *
         * </script>
         * ```
         * @example
         * ```html
         * <body>
         *      <div>
         *          <span></span>
         *          <i id="test">xxx</i>
         *      </div>
         *      <b>xxx</b>
         * </body>
         * <script>
         *
         *     //由于id为test的i节点之后没有兄弟节点， 则查找其父节点（div）后面的兄弟节点
         *     //output: b节点
         *     console.log( UE.dom.domUtils.getNextDomNode( document.getElementById( "test" ) ) );
         *
         * </script>
         * ```
         */

        /**
         * 取得node节点的下一个兄弟节点， 如果startFromChild的值为ture，则先获取其子节点，
         * 如果有子节点则直接返回第一个子节点；如果没有子节点或者startFromChild的值为false，
         * 则执行<a href="#UE.dom.domUtils.getNextDomNode(Node)">getNextDomNode(Node node)</a>的查找过程。
         * @method getNextDomNode
         * @param { Node } node 需要获取其后的兄弟节点的节点对象
         * @param { Boolean } startFromChild 查找过程是否从其子节点开始
         * @return { Node | NULL } 如果找满足条件的节点， 则返回该节点， 否则返回NULL
         * @see UE.dom.domUtils.getNextDomNode(Node)
         */
        getNextDomNode: function (node, startFromChild, filterFn, guard) {
            return getDomNode(node, 'firstChild', 'nextSibling', startFromChild, filterFn, guard);
        },
        getPreDomNode: function (node, startFromChild, filterFn, guard) {
            return getDomNode(node, 'lastChild', 'previousSibling', startFromChild, filterFn, guard);
        },

        /**
         * 检测节点node是否属于bookmark节点
         * @name isBookmarkNode
         * @grammar UM.dom.domUtils.isBookmarkNode(node)  => true|false
         */
        isBookmarkNode: function (node) {
            return node.nodeType == 1 && node.id && /^_baidu_bookmark_/i.test(node.id);
        },
        /**
         * 获取节点node所在的window对象
         * @name  getWindow
         * @grammar UM.dom.domUtils.getWindow(node)  => window对象
         */
        getWindow: function (node) {
            var doc = node.ownerDocument || node;
            return doc.defaultView || doc.parentWindow;
        },

        /**
         * 获取离nodeA与nodeB最近的公共的祖先节点
         * @method  getCommonAncestor
         * @param { Node } nodeA 第一个节点
         * @param { Node } nodeB 第二个节点
         * @remind 如果给定的两个节点是同一个节点， 将直接返回该节点。
         * @return { Node | NULL } 如果未找到公共节点， 返回NULL， 否则返回最近的公共祖先节点。
         * @example
         * ```javascript
         * var commonAncestor = UE.dom.domUtils.getCommonAncestor( document.body, document.body.firstChild );
         * //output: true
         * console.log( commonAncestor.tagName.toLowerCase() === 'body' );
         * ```
         */
        getCommonAncestor: function (nodeA, nodeB) {
            if (nodeA === nodeB)
                return nodeA;
            var parentsA = [nodeA], parentsB = [nodeB], parent = nodeA, i = -1;
            while (parent = parent.parentNode) {
                if (parent === nodeB) {
                    return parent;
                }
                parentsA.push(parent);
            }
            parent = nodeB;
            while (parent = parent.parentNode) {
                if (parent === nodeA)
                    return parent;
                parentsB.push(parent);
            }
            parentsA.reverse();
            parentsB.reverse();
            while (i++, parentsA[i] === parentsB[i]) {
            }
            return i == 0 ? null : parentsA[i - 1];

        },
        /**
         * 清除node节点左右连续为空的兄弟inline节点
         * @method clearEmptySibling
         * @param { Node } node 执行的节点对象， 如果该节点的左右连续的兄弟节点是空的inline节点，
         * 则这些兄弟节点将被删除
         * @grammar UE.dom.domUtils.clearEmptySibling(node,ignoreNext)  //ignoreNext指定是否忽略右边空节点
         * @grammar UE.dom.domUtils.clearEmptySibling(node,ignoreNext,ignorePre)  //ignorePre指定是否忽略左边空节点
         * @example
         * ```html
         * <body>
         *     <div></div>
         *     <span id="test"></span>
         *     <i></i>
         *     <b></b>
         *     <em>xxx</em>
         *     <span></span>
         * </body>
         * <script>
         *
         *      UE.dom.domUtils.clearEmptySibling( document.getElementById( "test" ) );
         *
         *      //output: <div></div><span id="test"></span><em>xxx</em><span></span>
         *      console.log( document.body.innerHTML );
         *
         * </script>
         * ```
         */

        /**
         * 清除node节点左右连续为空的兄弟inline节点， 如果ignoreNext的值为true，
         * 则忽略对右边兄弟节点的操作。
         * @method clearEmptySibling
         * @param { Node } node 执行的节点对象， 如果该节点的左右连续的兄弟节点是空的inline节点，
         * @param { Boolean } ignoreNext 是否忽略忽略对右边的兄弟节点的操作
         * 则这些兄弟节点将被删除
         * @see UE.dom.domUtils.clearEmptySibling(Node)
         */

        /**
         * 清除node节点左右连续为空的兄弟inline节点， 如果ignoreNext的值为true，
         * 则忽略对右边兄弟节点的操作， 如果ignorePre的值为true，则忽略对左边兄弟节点的操作。
         * @method clearEmptySibling
         * @param { Node } node 执行的节点对象， 如果该节点的左右连续的兄弟节点是空的inline节点，
         * @param { Boolean } ignoreNext 是否忽略忽略对右边的兄弟节点的操作
         * @param { Boolean } ignorePre 是否忽略忽略对左边的兄弟节点的操作
         * 则这些兄弟节点将被删除
         * @see UE.dom.domUtils.clearEmptySibling(Node)
         */
        clearEmptySibling: function (node, ignoreNext, ignorePre) {
            function clear(next, dir) {
                var tmpNode;
                while (next && !domUtils.isBookmarkNode(next) && (domUtils.isEmptyInlineElement(next)
                    //这里不能把空格算进来会吧空格干掉，出现文字间的空格丢掉了
                    || !new RegExp('[^\t\n\r' + domUtils.fillChar + ']').test(next.nodeValue))) {
                    tmpNode = next[dir];
                    domUtils.remove(next);
                    next = tmpNode;
                }
            }

            !ignoreNext && clear(node.nextSibling, 'nextSibling');
            !ignorePre && clear(node.previousSibling, 'previousSibling');
        },

        /**
         * 将一个文本节点node拆分成两个文本节点，offset指定拆分位置
         * @name split
         * @grammar UM.dom.domUtils.split(node,offset)  =>  TextNode  //返回从切分位置开始的后一个文本节点
         */
        split: function (node, offset) {
            var doc = node.ownerDocument;
            if (browser.ie && offset == node.nodeValue.length) {
                var next = doc.createTextNode('');
                return domUtils.insertAfter(node, next);
            }
            var retval = node.splitText(offset);
            //ie8下splitText不会跟新childNodes,我们手动触发他的更新
            if (browser.ie8) {
                var tmpNode = doc.createTextNode('');
                domUtils.insertAfter(retval, tmpNode);
                domUtils.remove(tmpNode);
            }
            return retval;
        },

        /**
         * 检测节点node是否为空节点（包括空格、换行、占位符等字符）
         * @name  isWhitespace
         * @grammar  UM.dom.domUtils.isWhitespace(node)  => true|false
         */
        isWhitespace: function (node) {
            return !new RegExp('[^ \t\n\r' + domUtils.fillChar + ']').test(node.nodeValue);
        },
        /**
         * 获取元素element相对于viewport的位置坐标
         * @name getXY
         * @grammar UM.dom.domUtils.getXY(element)  => Object //返回坐标对象{x:left,y:top}
         */
        getXY: function (element) {
            var x = 0, y = 0;
            while (element.offsetParent) {
                y += element.offsetTop;
                x += element.offsetLeft;
                element = element.offsetParent;
            }
            return {'x': x, 'y': y};
        },
        /**
         * 检查节点node是否是空inline节点
         * @name  isEmptyInlineElement
         * @grammar   UM.dom.domUtils.isEmptyInlineElement(node)  => 1|0
         * @example
         * <b><i></i></b> => 1
         * <b><i></i><u></u></b> => 1
         * <b></b> => 1
         * <b>xx<i></i></b> => 0
         */
        isEmptyInlineElement: function (node) {
            if (node.nodeType != 1 || !dtd.$removeEmpty[node.tagName]) {
                return 0;
            }
            node = node.firstChild;
            while (node) {
                //如果是创建的bookmark就跳过
                if (domUtils.isBookmarkNode(node)) {
                    return 0;
                }
                if (node.nodeType == 1 && !domUtils.isEmptyInlineElement(node) ||
                    node.nodeType == 3 && !domUtils.isWhitespace(node)
                ) {
                    return 0;
                }
                node = node.nextSibling;
            }
            return 1;

        },


        /**
         * 检查节点node是否为块元素
         * @name isBlockElm
         * @grammar UM.dom.domUtils.isBlockElm(node)  => true|false
         */
        isBlockElm: function (node) {
            return node.nodeType == 1 && (dtd.$block[node.tagName] || styleBlock[domUtils.getComputedStyle(node, 'display')]) && !dtd.$nonChild[node.tagName];
        },


        /**
         * 原生方法getElementsByTagName的封装
         * @name getElementsByTagName
         * @grammar UM.dom.domUtils.getElementsByTagName(node,tagName)  => Array  //节点集合数组
         */
        getElementsByTagName: function (node, name, filter) {
            if (filter && utils.isString(filter)) {
                var className = filter;
                filter = function (node) {
                    var result = false;
                    $.each(utils.trim(className).replace(/[ ]{2,}/g, ' ').split(' '), function (i, v) {
                        if ($(node).hasClass(v)) {
                            result = true;
                            return false;
                        }
                    })
                    return result;
                }
            }
            name = utils.trim(name).replace(/[ ]{2,}/g, ' ').split(' ');
            var arr = [];
            for (var n = 0, ni; ni = name[n++];) {
                var list = node.getElementsByTagName(ni);
                for (var i = 0, ci; ci = list[i++];) {
                    if (!filter || filter(ci))
                        arr.push(ci);
                }
            }
            return arr;
        },


        /**
         * 设置节点node及其子节点不会被选中
         * @name unSelectable
         * @grammar UM.dom.domUtils.unSelectable(node)
         */
        unSelectable: ie && browser.ie9below || browser.opera ? function (node) {
            //for ie9
            node.onselectstart = function () {
                return false;
            };
            node.onclick = node.onkeyup = node.onkeydown = function () {
                return false;
            };
            node.unselectable = 'on';
            node.setAttribute("unselectable", "on");
            for (var i = 0, ci; ci = node.all[i++];) {
                switch (ci.tagName.toLowerCase()) {
                    case 'iframe' :
                    case 'textarea' :
                    case 'input' :
                    case 'select' :
                        break;
                    default :
                        ci.unselectable = 'on';
                        node.setAttribute("unselectable", "on");
                }
            }
        } : function (node) {
            node.style.MozUserSelect =
                node.style.webkitUserSelect =
                    node.style.msUserSelect =
                        node.style.KhtmlUserSelect = 'none';
        },
        /**
         * 删除节点node上的属性attrNames，attrNames为属性名称数组
         * @name  removeAttributes
         * @grammar UM.dom.domUtils.removeAttributes(node,attrNames)
         * @example
         * //Before remove
         * <span style="font-size:14px;" id="test" name="followMe">xxxxx</span>
         * //Remove
         * UM.dom.domUtils.removeAttributes(node,["id","name"]);
         * //After remove
         * <span style="font-size:14px;">xxxxx</span>
         */
        removeAttributes: function (node, attrNames) {
            attrNames = utils.isArray(attrNames) ? attrNames : utils.trim(attrNames).replace(/[ ]{2,}/g, ' ').split(' ');
            for (var i = 0, ci; ci = attrNames[i++];) {
                ci = attrFix[ci] || ci;
                switch (ci) {
                    case 'className':
                        node[ci] = '';
                        break;
                    case 'style':
                        node.style.cssText = '';
                        !browser.ie && node.removeAttributeNode(node.getAttributeNode('style'))
                }
                node.removeAttribute(ci);
            }
        },
        /**
         * 在doc下创建一个标签名为tag，属性为attrs的元素
         * @name createElement
         * @grammar UM.dom.domUtils.createElement(doc,tag,attrs)  =>  Node  //返回创建的节点
         */
        createElement: function (doc, tag, attrs) {
            return domUtils.setAttributes(doc.createElement(tag), attrs)
        },
        /**
         * 为节点node添加属性attrs，attrs为属性键值对
         * @name setAttributes
         * @grammar UM.dom.domUtils.setAttributes(node,attrs)  => node
         */
        setAttributes: function (node, attrs) {
            for (var attr in attrs) {
                if (attrs.hasOwnProperty(attr)) {
                    var value = attrs[attr];
                    switch (attr) {
                        case 'class':
                            //ie下要这样赋值，setAttribute不起作用
                            node.className = value;
                            break;
                        case 'style' :
                            node.style.cssText = node.style.cssText + ";" + value;
                            break;
                        case 'innerHTML':
                            node[attr] = value;
                            break;
                        case 'value':
                            node.value = value;
                            break;
                        default:
                            node.setAttribute(attrFix[attr] || attr, value);
                    }
                }
            }
            return node;
        },

        /**
         * 获取元素element的计算样式
         * @name getComputedStyle
         * @grammar UM.dom.domUtils.getComputedStyle(element,styleName)  => String //返回对应样式名称的样式值
         * @example
         * getComputedStyle(document.body,"font-size")  =>  "15px"
         * getComputedStyle(form,"color")  =>  "#ffccdd"
         */
        getComputedStyle: function (element, styleName) {
            return utils.transUnitToPx(utils.fixColor(styleName, $(element).css(styleName)));
        },

        /**
         * 阻止事件默认行为
         * @param {Event} evt    需要组织的事件对象
         */
        preventDefault: function (evt) {
            evt.preventDefault ? evt.preventDefault() : (evt.returnValue = false);
        },

        /**
         * 删除元素element指定的样式
         * @method removeStyle
         * @param { Element } element 需要删除样式的元素
         * @param { String } styleName 需要删除的样式名
         * @example
         * ```html
         * <span id="test" style="color: red; background: blue;"></span>
         *
         * <script>
         *
         *     var testNode = document.getElementById("test");
         *
         *     UE.dom.domUtils.removeStyle( testNode, 'color' );
         *
         *     //output: background: blue;
         *     console.log( testNode.style.cssText );
         *
         * </script>
         * ```
         */
        removeStyle: function (element, name) {
            if (browser.ie) {
                //针对color先单独处理一下
                if (name == 'color') {
                    name = '(^|;)' + name;
                }
                element.style.cssText = element.style.cssText.replace(new RegExp(name + '[^:]*:[^;]+;?', 'ig'), '')
            } else {
                if (element.style.removeProperty) {
                    element.style.removeProperty(name);
                } else {
                    element.style.removeAttribute(utils.cssStyleToDomStyle(name));
                }
            }


            if (!element.style.cssText) {
                domUtils.removeAttributes(element, ['style']);
            }
        },

        /**
         * 获取元素element的某个样式值
         * @name getStyle
         * @grammar UM.dom.domUtils.getStyle(element,name)  => String
         */
        getStyle: function (element, name) {
            var value = element.style[utils.cssStyleToDomStyle(name)];
            return utils.fixColor(name, value);
        },
        /**
         * 为元素element设置样式属性值
         * @name setStyle
         * @grammar UM.dom.domUtils.setStyle(element,name,value)
         */
        setStyle: function (element, name, value) {
            element.style[utils.cssStyleToDomStyle(name)] = value;
            if (!utils.trim(element.style.cssText)) {
                this.removeAttributes(element, 'style')
            }
        },

        /**
         * 删除_moz_dirty属性
         * @function
         */
        removeDirtyAttr: function (node) {
            for (var i = 0, ci, nodes = node.getElementsByTagName('*'); ci = nodes[i++];) {
                ci.removeAttribute('_moz_dirty');
            }
            node.removeAttribute('_moz_dirty');
        },
        /**
         * 返回子节点的数量
         * @function
         * @param {Node}    node    父节点
         * @param  {Function}    fn    过滤子节点的规则，若为空，则得到所有子节点的数量
         * @return {Number}    符合条件子节点的数量
         */
        getChildCount: function (node, fn) {
            var count = 0, first = node.firstChild;
            fn = fn || function () {
                return 1;
            };
            while (first) {
                if (fn(first)) {
                    count++;
                }
                first = first.nextSibling;
            }
            return count;
        },

        /**
         * 判断是否为空节点
         * @function
         * @param {Node}    node    节点
         * @return {Boolean}    是否为空节点
         */
        isEmptyNode: function (node) {
            return !node.firstChild || domUtils.getChildCount(node, function (node) {
                return !domUtils.isBr(node) && !domUtils.isBookmarkNode(node) && !domUtils.isWhitespace(node)
            }) == 0
        },

        /**
         * 判断节点是否为br
         * @function
         * @param {Node}    node   节点
         */
        isBr: function (node) {
            return node.nodeType == 1 && node.tagName == 'BR';
        },

        isEmptyBlock: function (node, reg) {
            if (node.nodeType != 1)
                return 0;
            reg = reg || new RegExp('[ \t\r\n' + domUtils.fillChar + ']', 'g');
            if (node[browser.ie ? 'innerText' : 'textContent'].replace(reg, '').length > 0) {
                return 0;
            }
            for (var n in dtd.$isNotEmpty) {
                if (node.getElementsByTagName(n).length) {
                    return 0;
                }
            }
            return 1;
        },

        //判断是否是编辑器自定义的参数
        isCustomeNode: function (node) {
            return node.nodeType == 1 && node.getAttribute('_ue_custom_node_');
        },
        fillNode: function (doc, node) {
            var tmpNode = browser.ie ? doc.createTextNode(domUtils.fillChar) : doc.createElement('br');
            node.innerHTML = '';
            node.appendChild(tmpNode);
        },
        isBoundaryNode: function (node, dir) {
            var tmp;
            while (!domUtils.isBody(node)) {
                tmp = node;
                node = node.parentNode;
                if (tmp !== node[dir]) {
                    return false;
                }
            }
            return true;
        },
        isFillChar: function (node, isInStart) {
            return node.nodeType == 3 && !node.nodeValue.replace(new RegExp((isInStart ? '^' : '') + domUtils.fillChar), '').length
        },
        isBody: function (node) {
            return $(node).hasClass('edui-body-container');
        }
    };
    var fillCharReg = new RegExp(domUtils.fillChar, 'g');
///import editor.js
///import core/utils.js
///import core/browser.js
///import core/dom/dom.js
///import core/dom/dtd.js
///import core/dom/domUtils.js
    /**
     * @file
     * @name UM.dom.Range
     * @anthor zhanyi
     * @short Range
     * @import editor.js,core/utils.js,core/browser.js,core/dom/domUtils.js,core/dom/dtd.js
     * @desc Range范围实现类，本类是UEditor底层核心类，统一w3cRange和ieRange之间的差异，包括接口和属性
     */
    (function () {
        var guid = 0,
            fillChar = domUtils.fillChar,
            fillData;

        /**
         * 更新range的collapse状态
         * @param  {Range}   range    range对象
         */
        function updateCollapse(range) {
            range.collapsed =
                range.startContainer && range.endContainer &&
                range.startContainer === range.endContainer &&
                range.startOffset == range.endOffset;
        }

        function selectOneNode(rng) {
            return !rng.collapsed && rng.startContainer.nodeType == 1 && rng.startContainer === rng.endContainer && rng.endOffset - rng.startOffset == 1
        }

        function setEndPoint(toStart, node, offset, range) {
            //如果node是自闭合标签要处理
            if (node.nodeType == 1 && (dtd.$empty[node.tagName] || dtd.$nonChild[node.tagName])) {
                offset = domUtils.getNodeIndex(node) + (toStart ? 0 : 1);
                node = node.parentNode;
            }
            if (toStart) {
                range.startContainer = node;
                range.startOffset = offset;
                if (!range.endContainer) {
                    range.collapse(true);
                }
            } else {
                range.endContainer = node;
                range.endOffset = offset;
                if (!range.startContainer) {
                    range.collapse(false);
                }
            }
            updateCollapse(range);
            return range;
        }


        /**
         * @name Range
         * @grammar new UM.dom.Range(document)  => Range 实例
         * @desc 创建一个跟document绑定的空的Range实例
         * - ***startContainer*** 开始边界的容器节点,可以是elementNode或者是textNode
         * - ***startOffset*** 容器节点中的偏移量，如果是elementNode就是childNodes中的第几个，如果是textNode就是nodeValue的第几个字符
         * - ***endContainer*** 结束边界的容器节点,可以是elementNode或者是textNode
         * - ***endOffset*** 容器节点中的偏移量，如果是elementNode就是childNodes中的第几个，如果是textNode就是nodeValue的第几个字符
         * - ***document*** 跟range关联的document对象
         * - ***collapsed*** 是否是闭合状态
         */
        var Range = dom.Range = function (document, body) {
            var me = this;
            me.startContainer =
                me.startOffset =
                    me.endContainer =
                        me.endOffset = null;
            me.document = document;
            me.collapsed = true;
            me.body = body;
        };

        /**
         * 删除fillData
         * @param doc
         * @param excludeNode
         */
        function removeFillData(doc, excludeNode) {
            try {
                if (fillData && domUtils.inDoc(fillData, doc)) {
                    if (!fillData.nodeValue.replace(fillCharReg, '').length) {
                        var tmpNode = fillData.parentNode;
                        domUtils.remove(fillData);
                        while (tmpNode && domUtils.isEmptyInlineElement(tmpNode) &&
                            //safari的contains有bug
                            (browser.safari ? !(domUtils.getPosition(tmpNode, excludeNode) & domUtils.POSITION_CONTAINS) : !tmpNode.contains(excludeNode))
                            ) {
                            fillData = tmpNode.parentNode;
                            domUtils.remove(tmpNode);
                            tmpNode = fillData;
                        }
                    } else {
                        fillData.nodeValue = fillData.nodeValue.replace(fillCharReg, '');
                    }
                }
            } catch (e) {
            }
        }

        /**
         *
         * @param node
         * @param dir
         */
        function mergeSibling(node, dir) {
            var tmpNode;
            node = node[dir];
            while (node && domUtils.isFillChar(node)) {
                tmpNode = node[dir];
                domUtils.remove(node);
                node = tmpNode;
            }
        }

        function execContentsAction(range, action) {
            //调整边界
            //range.includeBookmark();
            var start = range.startContainer,
                end = range.endContainer,
                startOffset = range.startOffset,
                endOffset = range.endOffset,
                doc = range.document,
                frag = doc.createDocumentFragment(),
                tmpStart, tmpEnd;
            if (start.nodeType == 1) {
                start = start.childNodes[startOffset] || (tmpStart = start.appendChild(doc.createTextNode('')));
            }
            if (end.nodeType == 1) {
                end = end.childNodes[endOffset] || (tmpEnd = end.appendChild(doc.createTextNode('')));
            }
            if (start === end && start.nodeType == 3) {
                frag.appendChild(doc.createTextNode(start.substringData(startOffset, endOffset - startOffset)));
                //is not clone
                if (action) {
                    start.deleteData(startOffset, endOffset - startOffset);
                    range.collapse(true);
                }
                return frag;
            }
            var current, currentLevel, clone = frag,
                startParents = domUtils.findParents(start, true), endParents = domUtils.findParents(end, true);
            for (var i = 0; startParents[i] == endParents[i];) {
                i++;
            }
            for (var j = i, si; si = startParents[j]; j++) {
                current = si.nextSibling;
                if (si == start) {
                    if (!tmpStart) {
                        if (range.startContainer.nodeType == 3) {
                            clone.appendChild(doc.createTextNode(start.nodeValue.slice(startOffset)));
                            //is not clone
                            if (action) {
                                start.deleteData(startOffset, start.nodeValue.length - startOffset);
                            }
                        } else {
                            clone.appendChild(!action ? start.cloneNode(true) : start);
                        }
                    }
                } else {
                    currentLevel = si.cloneNode(false);
                    clone.appendChild(currentLevel);
                }
                while (current) {
                    if (current === end || current === endParents[j]) {
                        break;
                    }
                    si = current.nextSibling;
                    clone.appendChild(!action ? current.cloneNode(true) : current);
                    current = si;
                }
                clone = currentLevel;
            }
            clone = frag;
            if (!startParents[i]) {
                clone.appendChild(startParents[i - 1].cloneNode(false));
                clone = clone.firstChild;
            }
            for (var j = i, ei; ei = endParents[j]; j++) {
                current = ei.previousSibling;
                if (ei == end) {
                    if (!tmpEnd && range.endContainer.nodeType == 3) {
                        clone.appendChild(doc.createTextNode(end.substringData(0, endOffset)));
                        //is not clone
                        if (action) {
                            end.deleteData(0, endOffset);
                        }
                    }
                } else {
                    currentLevel = ei.cloneNode(false);
                    clone.appendChild(currentLevel);
                }
                //如果两端同级，右边第一次已经被开始做了
                if (j != i || !startParents[i]) {
                    while (current) {
                        if (current === start) {
                            break;
                        }
                        ei = current.previousSibling;
                        clone.insertBefore(!action ? current.cloneNode(true) : current, clone.firstChild);
                        current = ei;
                    }
                }
                clone = currentLevel;
            }
            if (action) {
                range.setStartBefore(!endParents[i] ? endParents[i - 1] : !startParents[i] ? startParents[i - 1] : endParents[i]).collapse(true);
            }
            tmpStart && domUtils.remove(tmpStart);
            tmpEnd && domUtils.remove(tmpEnd);
            return frag;
        }

        Range.prototype = {
            /**
             * @name deleteContents
             * @grammar range.deleteContents()  => Range
             * @desc 删除当前选区范围中的所有内容并返回range实例，这时的range已经变成了闭合状态
             * @example
             * DOM Element :
             * <b>x<i>x[x<i>xx]x</b>
             * //执行方法后
             * <b>x<i>x<i>|x</b>
             * 注意range改变了
             * range.startContainer => b
             * range.startOffset  => 2
             * range.endContainer => b
             * range.endOffset => 2
             * range.collapsed => true
             */
            deleteContents: function () {
                var txt;
                if (!this.collapsed) {
                    execContentsAction(this, 1);
                }
                if (browser.webkit) {
                    txt = this.startContainer;
                    if (txt.nodeType == 3 && !txt.nodeValue.length) {
                        this.setStartBefore(txt).collapse(true);
                        domUtils.remove(txt);
                    }
                }
                return this;
            },
            inFillChar: function () {
                var start = this.startContainer;
                if (this.collapsed && start.nodeType == 3
                    && start.nodeValue.replace(new RegExp('^' + domUtils.fillChar), '').length + 1 == start.nodeValue.length
                ) {
                    return true;
                }
                return false;
            },
            /**
             * @name  setStart
             * @grammar range.setStart(node,offset)  => Range
             * @desc    设置range的开始位置位于node节点内，偏移量为offset
             * 如果node是elementNode那offset指的是childNodes中的第几个，如果是textNode那offset指的是nodeValue的第几个字符
             */
            setStart: function (node, offset) {
                return setEndPoint(true, node, offset, this);
            },
            /**
             * 设置range的结束位置位于node节点，偏移量为offset
             * 如果node是elementNode那offset指的是childNodes中的第几个，如果是textNode那offset指的是nodeValue的第几个字符
             * @name  setEnd
             * @grammar range.setEnd(node,offset)  => Range
             */
            setEnd: function (node, offset) {
                return setEndPoint(false, node, offset, this);
            },
            /**
             * 将Range开始位置设置到node节点之后
             * @name  setStartAfter
             * @grammar range.setStartAfter(node)  => Range
             * @example
             * <b>xx<i>x|x</i>x</b>
             * 执行setStartAfter(i)后
             * range.startContainer =>b
             * range.startOffset =>2
             */
            setStartAfter: function (node) {
                return this.setStart(node.parentNode, domUtils.getNodeIndex(node) + 1);
            },
            /**
             * 将Range开始位置设置到node节点之前
             * @name  setStartBefore
             * @grammar range.setStartBefore(node)  => Range
             * @example
             * <b>xx<i>x|x</i>x</b>
             * 执行setStartBefore(i)后
             * range.startContainer =>b
             * range.startOffset =>1
             */
            setStartBefore: function (node) {
                return this.setStart(node.parentNode, domUtils.getNodeIndex(node));
            },
            /**
             * 将Range结束位置设置到node节点之后
             * @name  setEndAfter
             * @grammar range.setEndAfter(node)  => Range
             * @example
             * <b>xx<i>x|x</i>x</b>
             * setEndAfter(i)后
             * range.endContainer =>b
             * range.endtOffset =>2
             */
            setEndAfter: function (node) {
                return this.setEnd(node.parentNode, domUtils.getNodeIndex(node) + 1);
            },
            /**
             * 将Range结束位置设置到node节点之前
             * @name  setEndBefore
             * @grammar range.setEndBefore(node)  => Range
             * @example
             * <b>xx<i>x|x</i>x</b>
             * 执行setEndBefore(i)后
             * range.endContainer =>b
             * range.endtOffset =>1
             */
            setEndBefore: function (node) {
                return this.setEnd(node.parentNode, domUtils.getNodeIndex(node));
            },
            /**
             * 将Range开始位置设置到node节点内的开始位置
             * @name  setStartAtFirst
             * @grammar range.setStartAtFirst(node)  => Range
             */
            setStartAtFirst: function (node) {
                return this.setStart(node, 0);
            },
            /**
             * 将Range开始位置设置到node节点内的结束位置
             * @name  setStartAtLast
             * @grammar range.setStartAtLast(node)  => Range
             */
            setStartAtLast: function (node) {
                return this.setStart(node, node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length);
            },
            /**
             * 将Range结束位置设置到node节点内的开始位置
             * @name  setEndAtFirst
             * @grammar range.setEndAtFirst(node)  => Range
             */
            setEndAtFirst: function (node) {
                return this.setEnd(node, 0);
            },
            /**
             * 将Range结束位置设置到node节点内的结束位置
             * @name  setEndAtLast
             * @grammar range.setEndAtLast(node)  => Range
             */
            setEndAtLast: function (node) {
                return this.setEnd(node, node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length);
            },

            /**
             * 选中完整的指定节点,并返回包含该节点的range
             * @name  selectNode
             * @grammar range.selectNode(node)  => Range
             */
            selectNode: function (node) {
                return this.setStartBefore(node).setEndAfter(node);
            },
            /**
             * 选中node内部的所有节点，并返回对应的range
             * @name selectNodeContents
             * @grammar range.selectNodeContents(node)  => Range
             * @example
             * <b>xx[x<i>xxx</i>]xxx</b>
             * 执行后
             * <b>[xxx<i>xxx</i>xxx]</b>
             * range.startContainer =>b
             * range.startOffset =>0
             * range.endContainer =>b
             * range.endOffset =>3
             */
            selectNodeContents: function (node) {
                return this.setStart(node, 0).setEndAtLast(node);
            },

            /**
             * 克隆一个新的range对象
             * @name  cloneRange
             * @grammar range.cloneRange() => Range
             */
            cloneRange: function () {
                var me = this;
                return new Range(me.document).setStart(me.startContainer, me.startOffset).setEnd(me.endContainer, me.endOffset);

            },

            /**
             * 让选区闭合到尾部，若toStart为真，则闭合到头部
             * @name  collapse
             * @grammar range.collapse() => Range
             * @grammar range.collapse(true) => Range   //闭合选区到头部
             */
            collapse: function (toStart) {
                var me = this;
                if (toStart) {
                    me.endContainer = me.startContainer;
                    me.endOffset = me.startOffset;
                } else {
                    me.startContainer = me.endContainer;
                    me.startOffset = me.endOffset;
                }
                me.collapsed = true;
                return me;
            },

            /**
             * 调整range的边界，使其"收缩"到最小的位置
             * @name  shrinkBoundary
             * @grammar range.shrinkBoundary()  => Range  //range开始位置和结束位置都调整，参见<code><a href="#adjustmentboundary">adjustmentBoundary</a></code>
             * @grammar range.shrinkBoundary(true)  => Range  //仅调整开始位置，忽略结束位置
             * @example
             * <b>xx[</b>xxxxx] ==> <b>xx</b>[xxxxx]
             * <b>x[xx</b><i>]xxx</i> ==> <b>x[xx]</b><i>xxx</i>
             * [<b><i>xxxx</i>xxxxxxx</b>] ==> <b><i>[xxxx</i>xxxxxxx]</b>
             */
            shrinkBoundary: function (ignoreEnd) {
                var me = this, child,
                    collapsed = me.collapsed;

                function check(node) {
                    return node.nodeType == 1 && !domUtils.isBookmarkNode(node) && !dtd.$empty[node.tagName] && !dtd.$nonChild[node.tagName]
                }

                while (me.startContainer.nodeType == 1 //是element
                && (child = me.startContainer.childNodes[me.startOffset]) //子节点也是element
                && check(child)) {
                    me.setStart(child, 0);
                }
                if (collapsed) {
                    return me.collapse(true);
                }
                if (!ignoreEnd) {
                    while (me.endContainer.nodeType == 1//是element
                    && me.endOffset > 0 //如果是空元素就退出 endOffset=0那么endOffst-1为负值，childNodes[endOffset]报错
                    && (child = me.endContainer.childNodes[me.endOffset - 1]) //子节点也是element
                    && check(child)) {
                        me.setEnd(child, child.childNodes.length);
                    }
                }
                return me;
            },

            /**
             * 调整边界容器，如果是textNode,就调整到elementNode上
             * @name trimBoundary
             * @grammar range.trimBoundary([ignoreEnd])  => Range //true忽略结束边界
             * @example
             * DOM Element :
             * <b>|xxx</b>
             * startContainer = xxx; startOffset = 0
             * //执行后本方法后
             * startContainer = <b>;  startOffset = 0
             * @example
             * Dom Element :
             * <b>xx|x</b>
             * startContainer = xxx;  startOffset = 2
             * //执行本方法后，xxx被实实在在地切分成两个TextNode
             * startContainer = <b>; startOffset = 1
             */
            trimBoundary: function (ignoreEnd) {
                this.txtToElmBoundary();
                var start = this.startContainer,
                    offset = this.startOffset,
                    collapsed = this.collapsed,
                    end = this.endContainer;
                if (start.nodeType == 3) {
                    if (offset == 0) {
                        this.setStartBefore(start);
                    } else {
                        if (offset >= start.nodeValue.length) {
                            this.setStartAfter(start);
                        } else {
                            var textNode = domUtils.split(start, offset);
                            //跟新结束边界
                            if (start === end) {
                                this.setEnd(textNode, this.endOffset - offset);
                            } else if (start.parentNode === end) {
                                this.endOffset += 1;
                            }
                            this.setStartBefore(textNode);
                        }
                    }
                    if (collapsed) {
                        return this.collapse(true);
                    }
                }
                if (!ignoreEnd) {
                    offset = this.endOffset;
                    end = this.endContainer;
                    if (end.nodeType == 3) {
                        if (offset == 0) {
                            this.setEndBefore(end);
                        } else {
                            offset < end.nodeValue.length && domUtils.split(end, offset);
                            this.setEndAfter(end);
                        }
                    }
                }
                return this;
            },
            /**
             * 如果选区在文本的边界上，就扩展选区到文本的父节点上
             * @name  txtToElmBoundary
             * @example
             * Dom Element :
             * <b> |xxx</b>
             * startContainer = xxx;  startOffset = 0
             * //本方法执行后
             * startContainer = <b>; startOffset = 0
             * @example
             * Dom Element :
             * <b> xxx| </b>
             * startContainer = xxx; startOffset = 3
             * //本方法执行后
             * startContainer = <b>; startOffset = 1
             */
            txtToElmBoundary: function (ignoreCollapsed) {
                function adjust(r, c) {
                    var container = r[c + 'Container'],
                        offset = r[c + 'Offset'];
                    if (container.nodeType == 3) {
                        if (!offset) {
                            r['set' + c.replace(/(\w)/, function (a) {
                                return a.toUpperCase();
                            }) + 'Before'](container);
                        } else if (offset >= container.nodeValue.length) {
                            r['set' + c.replace(/(\w)/, function (a) {
                                return a.toUpperCase();
                            }) + 'After'](container);
                        }
                    }
                }

                if (ignoreCollapsed || !this.collapsed) {
                    adjust(this, 'start');
                    adjust(this, 'end');
                }
                return this;
            },

            /**
             * 在当前选区的开始位置前插入一个节点或者fragment，range的开始位置会在插入节点的前边
             * @name  insertNode
             * @grammar range.insertNode(node)  => Range //node可以是textNode,elementNode,fragment
             * @example
             * Range :
             * xxx[x<p>xxxx</p>xxxx]x<p>sdfsdf</p>
             * 待插入Node :
             * <p>ssss</p>
             * 执行本方法后的Range :
             * xxx[<p>ssss</p>x<p>xxxx</p>xxxx]x<p>sdfsdf</p>
             */
            insertNode: function (node) {
                var first = node, length = 1;
                if (node.nodeType == 11) {
                    first = node.firstChild;
                    length = node.childNodes.length;
                }
                this.trimBoundary(true);
                var start = this.startContainer,
                    offset = this.startOffset;
                var nextNode = start.childNodes[offset];
                if (nextNode) {
                    start.insertBefore(node, nextNode);
                } else {
                    start.appendChild(node);
                }
                if (first.parentNode === this.endContainer) {
                    this.endOffset = this.endOffset + length;
                }
                return this.setStartBefore(first);
            },
            /**
             * 设置光标闭合位置,toEnd设置为true时光标将闭合到选区的结尾
             * @name  setCursor
             * @grammar range.setCursor([toEnd])  =>  Range   //toEnd为true时，光标闭合到选区的末尾
             */
            setCursor: function (toEnd, noFillData) {
                return this.collapse(!toEnd).select(noFillData);
            },
            /**
             * 创建当前range的一个书签，记录下当前range的位置，方便当dom树改变时，还能找回原来的选区位置
             * @name createBookmark
             * @grammar range.createBookmark([serialize])  => Object  //{start:开始标记,end:结束标记,id:serialize} serialize为真时，开始结束标记是插入节点的id，否则是插入节点的引用
             */
            createBookmark: function (serialize, same) {
                var endNode,
                    startNode = this.document.createElement('span');
                startNode.style.cssText = 'display:none;line-height:0px;';
                startNode.appendChild(this.document.createTextNode('\u200D'));
                startNode.id = '_baidu_bookmark_start_' + (same ? '' : guid++);

                if (!this.collapsed) {
                    endNode = startNode.cloneNode(true);
                    endNode.id = '_baidu_bookmark_end_' + (same ? '' : guid++);
                }
                this.insertNode(startNode);
                if (endNode) {
                    this.collapse().insertNode(endNode).setEndBefore(endNode);
                }
                this.setStartAfter(startNode);
                return {
                    start: serialize ? startNode.id : startNode,
                    end: endNode ? serialize ? endNode.id : endNode : null,
                    id: serialize
                }
            },
            /**
             *  移动边界到书签位置，并删除插入的书签节点
             *  @name  moveToBookmark
             *  @grammar range.moveToBookmark(bookmark)  => Range //让当前的range选到给定bookmark的位置,bookmark对象是由range.createBookmark创建的
             */
            moveToBookmark: function (bookmark) {
                var start = bookmark.id ? this.document.getElementById(bookmark.start) : bookmark.start,
                    end = bookmark.end && bookmark.id ? this.document.getElementById(bookmark.end) : bookmark.end;
                this.setStartBefore(start);
                domUtils.remove(start);
                if (end) {
                    this.setEndBefore(end);
                    domUtils.remove(end);
                } else {
                    this.collapse(true);
                }
                return this;
            },

            /**
             * 调整Range的边界，使其"缩小"到最合适的位置
             * @name adjustmentBoundary
             * @grammar range.adjustmentBoundary() => Range   //参见<code><a href="#shrinkboundary">shrinkBoundary</a></code>
             * @example
             * <b>xx[</b>xxxxx] ==> <b>xx</b>[xxxxx]
             * <b>x[xx</b><i>]xxx</i> ==> <b>x[xx</b>]<i>xxx</i>
             */
            adjustmentBoundary: function () {
                if (!this.collapsed) {
                    while (!domUtils.isBody(this.startContainer) &&
                        this.startOffset == this.startContainer[this.startContainer.nodeType == 3 ? 'nodeValue' : 'childNodes'].length &&
                        this.startContainer[this.startContainer.nodeType == 3 ? 'nodeValue' : 'childNodes'].length
                        ) {

                        this.setStartAfter(this.startContainer);
                    }
                    while (!domUtils.isBody(this.endContainer) && !this.endOffset &&
                        this.endContainer[this.endContainer.nodeType == 3 ? 'nodeValue' : 'childNodes'].length
                        ) {
                        this.setEndBefore(this.endContainer);
                    }
                }
                return this;
            },

            /**
             * 得到一个自闭合的节点,常用于获取自闭和的节点，例如图片节点
             * @name  getClosedNode
             * @grammar range.getClosedNode()  => node|null
             * @example
             * <b>xxxx[<img />]xxx</b>
             */
            getClosedNode: function () {
                var node;
                if (!this.collapsed) {
                    var range = this.cloneRange().adjustmentBoundary().shrinkBoundary();
                    if (selectOneNode(range)) {
                        var child = range.startContainer.childNodes[range.startOffset];
                        if (child && child.nodeType == 1 && (dtd.$empty[child.tagName] || dtd.$nonChild[child.tagName])) {
                            node = child;
                        }
                    }
                }
                return node;
            },
            /**
             * 根据当前range选中内容节点（在页面上表现为反白显示）
             * @name select
             * @grammar range.select();  => Range
             */
            select: browser.ie ? function (noFillData, textRange) {
                var nativeRange;
                if (!this.collapsed)
                    this.shrinkBoundary();
                var node = this.getClosedNode();
                if (node && !textRange) {
                    try {
                        nativeRange = this.document.body.createControlRange();
                        nativeRange.addElement(node);
                        nativeRange.select();
                    } catch (e) {
                    }
                    return this;
                }
                var bookmark = this.createBookmark(),
                    start = bookmark.start,
                    end;
                nativeRange = this.document.body.createTextRange();
                nativeRange.moveToElementText(start);
                nativeRange.moveStart('character', 1);
                if (!this.collapsed) {
                    var nativeRangeEnd = this.document.body.createTextRange();
                    end = bookmark.end;
                    nativeRangeEnd.moveToElementText(end);
                    nativeRange.setEndPoint('EndToEnd', nativeRangeEnd);
                } else {
                    if (!noFillData && this.startContainer.nodeType != 3) {
                        //使用<span>|x<span>固定住光标
                        var tmpText = this.document.createTextNode(fillChar),
                            tmp = this.document.createElement('span');
                        tmp.appendChild(this.document.createTextNode(fillChar));
                        start.parentNode.insertBefore(tmp, start);
                        start.parentNode.insertBefore(tmpText, start);
                        //当点b,i,u时，不能清除i上边的b
                        removeFillData(this.document, tmpText);
                        fillData = tmpText;
                        mergeSibling(tmp, 'previousSibling');
                        mergeSibling(start, 'nextSibling');
                        nativeRange.moveStart('character', -1);
                        nativeRange.collapse(true);
                    }
                }
                this.moveToBookmark(bookmark);
                tmp && domUtils.remove(tmp);
                //IE在隐藏状态下不支持range操作，catch一下
                try {
                    nativeRange.select();
                } catch (e) {
                }
                return this;
            } : function (notInsertFillData) {
                function checkOffset(rng) {

                    function check(node, offset, dir) {
                        if (node.nodeType == 3 && node.nodeValue.length < offset) {
                            rng[dir + 'Offset'] = node.nodeValue.length
                        }
                    }

                    check(rng.startContainer, rng.startOffset, 'start');
                    check(rng.endContainer, rng.endOffset, 'end');
                }

                var win = domUtils.getWindow(this.document),
                    sel = win.getSelection(),
                    txtNode;
                //FF下关闭自动长高时滚动条在关闭dialog时会跳
                //ff下如果不body.focus将不能定位闭合光标到编辑器内
                browser.gecko ? this.body.focus() : win.focus();
                if (sel) {
                    sel.removeAllRanges();
                    // trace:870 chrome/safari后边是br对于闭合得range不能定位 所以去掉了判断
                    // this.startContainer.nodeType != 3 &&! ((child = this.startContainer.childNodes[this.startOffset]) && child.nodeType == 1 && child.tagName == 'BR'
                    if (this.collapsed && !notInsertFillData) {
//                    //opear如果没有节点接着，原生的不能够定位,不能在body的第一级插入空白节点
//                    if (notInsertFillData && browser.opera && !domUtils.isBody(this.startContainer) && this.startContainer.nodeType == 1) {
//                        var tmp = this.document.createTextNode('');
//                        this.insertNode(tmp).setStart(tmp, 0).collapse(true);
//                    }
//
                        //处理光标落在文本节点的情况
                        //处理以下的情况
                        //<b>|xxxx</b>
                        //<b>xxxx</b>|xxxx
                        //xxxx<b>|</b>
                        var start = this.startContainer, child = start;
                        if (start.nodeType == 1) {
                            child = start.childNodes[this.startOffset];

                        }
                        if (!(start.nodeType == 3 && this.startOffset) &&
                            (child ?
                                    (!child.previousSibling || child.previousSibling.nodeType != 3)
                                    :
                                    (!start.lastChild || start.lastChild.nodeType != 3)
                            )
                        ) {
                            txtNode = this.document.createTextNode(fillChar);
                            //跟着前边走
                            this.insertNode(txtNode);
                            removeFillData(this.document, txtNode);
                            mergeSibling(txtNode, 'previousSibling');
                            mergeSibling(txtNode, 'nextSibling');
                            fillData = txtNode;
                            this.setStart(txtNode, browser.webkit ? 1 : 0).collapse(true);
                        }
                    }
                    var nativeRange = this.document.createRange();
                    if (this.collapsed && browser.opera && this.startContainer.nodeType == 1) {
                        var child = this.startContainer.childNodes[this.startOffset];
                        if (!child) {
                            //往前靠拢
                            child = this.startContainer.lastChild;
                            if (child && domUtils.isBr(child)) {
                                this.setStartBefore(child).collapse(true);
                            }
                        } else {
                            //向后靠拢
                            while (child && domUtils.isBlockElm(child)) {
                                if (child.nodeType == 1 && child.childNodes[0]) {
                                    child = child.childNodes[0]
                                } else {
                                    break;
                                }
                            }
                            child && this.setStartBefore(child).collapse(true)
                        }

                    }
                    //是createAddress最后一位算的不准，现在这里进行微调
                    checkOffset(this);
                    nativeRange.setStart(this.startContainer, this.startOffset);
                    nativeRange.setEnd(this.endContainer, this.endOffset);
                    sel.addRange(nativeRange);
                }
                return this;
            },


            createAddress: function (ignoreEnd, ignoreTxt) {
                var addr = {}, me = this;

                function getAddress(isStart) {
                    var node = isStart ? me.startContainer : me.endContainer;
                    var parents = domUtils.findParents(node, true, function (node) {
                            return !domUtils.isBody(node)
                        }),
                        addrs = [];
                    for (var i = 0, ci; ci = parents[i++];) {
                        addrs.push(domUtils.getNodeIndex(ci, ignoreTxt));
                    }
                    var firstIndex = 0;

                    if (ignoreTxt) {
                        if (node.nodeType == 3) {
                            var tmpNode = node.previousSibling;
                            while (tmpNode && tmpNode.nodeType == 3) {
                                firstIndex += tmpNode.nodeValue.replace(fillCharReg, '').length;
                                tmpNode = tmpNode.previousSibling;
                            }
                            firstIndex += (isStart ? me.startOffset : me.endOffset)// - (fillCharReg.test(node.nodeValue) ? 1 : 0 )
                        } else {
                            node = node.childNodes[isStart ? me.startOffset : me.endOffset];
                            if (node) {
                                firstIndex = domUtils.getNodeIndex(node, ignoreTxt);
                            } else {
                                node = isStart ? me.startContainer : me.endContainer;
                                var first = node.firstChild;
                                while (first) {
                                    if (domUtils.isFillChar(first)) {
                                        first = first.nextSibling;
                                        continue;
                                    }
                                    firstIndex++;
                                    if (first.nodeType == 3) {
                                        while (first && first.nodeType == 3) {
                                            first = first.nextSibling;
                                        }
                                    } else {
                                        first = first.nextSibling;
                                    }
                                }
                            }
                        }

                    } else {
                        firstIndex = isStart ? domUtils.isFillChar(node) ? 0 : me.startOffset : me.endOffset
                    }
                    if (firstIndex < 0) {
                        firstIndex = 0;
                    }
                    addrs.push(firstIndex);
                    return addrs;
                }

                addr.startAddress = getAddress(true);
                if (!ignoreEnd) {
                    addr.endAddress = me.collapsed ? [].concat(addr.startAddress) : getAddress();
                }
                return addr;
            },
            moveToAddress: function (addr, ignoreEnd) {
                var me = this;

                function getNode(address, isStart) {
                    var tmpNode = me.body,
                        parentNode, offset;
                    for (var i = 0, ci, l = address.length; i < l; i++) {
                        ci = address[i];
                        parentNode = tmpNode;
                        tmpNode = tmpNode.childNodes[ci];
                        if (!tmpNode) {
                            offset = ci;
                            break;
                        }
                    }
                    if (isStart) {
                        if (tmpNode) {
                            me.setStartBefore(tmpNode)
                        } else {
                            me.setStart(parentNode, offset)
                        }
                    } else {
                        if (tmpNode) {
                            me.setEndBefore(tmpNode)
                        } else {
                            me.setEnd(parentNode, offset)
                        }
                    }
                }

                getNode(addr.startAddress, true);
                !ignoreEnd && addr.endAddress && getNode(addr.endAddress);
                return me;
            },
            equals: function (rng) {
                for (var p in this) {
                    if (this.hasOwnProperty(p)) {
                        if (this[p] !== rng[p])
                            return false
                    }
                }
                return true;

            },
            scrollIntoView: function () {
                var $span = $('<span style="padding:0;margin:0;display:block;border:0">&nbsp;</span>');
                this.cloneRange().insertNode($span.get(0));
                var winScrollTop = $(window).scrollTop(),
                    winHeight = $(window).height(),
                    spanTop = $span.offset().top;
                if (spanTop < winScrollTop - winHeight || spanTop > winScrollTop + winHeight) {
                    if (spanTop > winScrollTop + winHeight) {
                        window.scrollTo(0, spanTop - winHeight + $span.height())
                    } else {
                        window.scrollTo(0, winScrollTop - spanTop)
                    }

                }
                $span.remove();
            },
            getOffset: function () {
                var bk = this.createBookmark();
                var offset = $(bk.start).css('display', 'inline-block').offset();
                this.moveToBookmark(bk);
                return offset
            }
        };
    })();
///import editor.js
///import core/browser.js
///import core/dom/dom.js
///import core/dom/dtd.js
///import core/dom/domUtils.js
///import core/dom/Range.js
    /**
     * @class UM.dom.Selection    Selection类
     */
    (function () {

        function getBoundaryInformation(range, start) {
            var getIndex = domUtils.getNodeIndex;
            range = range.duplicate();
            range.collapse(start);
            var parent = range.parentElement();
            //如果节点里没有子节点，直接退出
            if (!parent.hasChildNodes()) {
                return {container: parent, offset: 0};
            }
            var siblings = parent.children,
                child,
                testRange = range.duplicate(),
                startIndex = 0, endIndex = siblings.length - 1, index = -1,
                distance;
            while (startIndex <= endIndex) {
                index = Math.floor((startIndex + endIndex) / 2);
                child = siblings[index];
                testRange.moveToElementText(child);
                var position = testRange.compareEndPoints('StartToStart', range);
                if (position > 0) {
                    endIndex = index - 1;
                } else if (position < 0) {
                    startIndex = index + 1;
                } else {
                    //trace:1043
                    return {container: parent, offset: getIndex(child)};
                }
            }
            if (index == -1) {
                testRange.moveToElementText(parent);
                testRange.setEndPoint('StartToStart', range);
                distance = testRange.text.replace(/(\r\n|\r)/g, '\n').length;
                siblings = parent.childNodes;
                if (!distance) {
                    child = siblings[siblings.length - 1];
                    return {container: child, offset: child.nodeValue.length};
                }

                var i = siblings.length;
                while (distance > 0) {
                    distance -= siblings[--i].nodeValue.length;
                }
                return {container: siblings[i], offset: -distance};
            }
            testRange.collapse(position > 0);
            testRange.setEndPoint(position > 0 ? 'StartToStart' : 'EndToStart', range);
            distance = testRange.text.replace(/(\r\n|\r)/g, '\n').length;
            if (!distance) {
                return dtd.$empty[child.tagName] || dtd.$nonChild[child.tagName] ?
                    {container: parent, offset: getIndex(child) + (position > 0 ? 0 : 1)} :
                    {container: child, offset: position > 0 ? 0 : child.childNodes.length}
            }
            while (distance > 0) {
                try {
                    var pre = child;
                    child = child[position > 0 ? 'previousSibling' : 'nextSibling'];
                    distance -= child.nodeValue.length;
                } catch (e) {
                    return {container: parent, offset: getIndex(pre)};
                }
            }
            return {container: child, offset: position > 0 ? -distance : child.nodeValue.length + distance}
        }

        /**
         * 将ieRange转换为Range对象
         * @param {Range}   ieRange    ieRange对象
         * @param {Range}   range      Range对象
         * @return  {Range}  range       返回转换后的Range对象
         */
        function transformIERangeToRange(ieRange, range) {
            if (ieRange.item) {
                range.selectNode(ieRange.item(0));
            } else {
                var bi = getBoundaryInformation(ieRange, true);
                range.setStart(bi.container, bi.offset);
                if (ieRange.compareEndPoints('StartToEnd', ieRange) != 0) {
                    bi = getBoundaryInformation(ieRange, false);
                    range.setEnd(bi.container, bi.offset);
                }
            }
            return range;
        }

        /**
         * 获得ieRange
         * @param {Selection} sel    Selection对象
         * @return {ieRange}    得到ieRange
         */
        function _getIERange(sel, txtRange) {
            var ieRange;
            //ie下有可能报错
            try {
                ieRange = sel.getNative(txtRange).createRange();
            } catch (e) {
                return null;
            }
            var el = ieRange.item ? ieRange.item(0) : ieRange.parentElement();
            if ((el.ownerDocument || el) === sel.document) {
                return ieRange;
            }
            return null;
        }

        var Selection = dom.Selection = function (doc, body) {
            var me = this;
            me.document = doc;
            me.body = body;
            if (browser.ie9below) {
                $(body).on('beforedeactivate', function () {
                    me._bakIERange = me.getIERange();
                }).on('activate', function () {
                    try {
                        var ieNativRng = _getIERange(me);
                        if ((!ieNativRng || !me.rangeInBody(ieNativRng)) && me._bakIERange) {
                            me._bakIERange.select();
                        }
                    } catch (ex) {
                    }
                    me._bakIERange = null;
                });
            }
        };

        Selection.prototype = {
            hasNativeRange: function () {
                var rng;
                if (!browser.ie || browser.ie9above) {
                    var nativeSel = this.getNative();
                    if (!nativeSel.rangeCount) {
                        return false;
                    }
                    rng = nativeSel.getRangeAt(0);
                } else {
                    rng = _getIERange(this);
                }
                return this.rangeInBody(rng);
            },
            /**
             * 获取原生seleciton对象
             * @public
             * @function
             * @name    UM.dom.Selection.getNative
             * @return {Selection}    获得selection对象
             */
            getNative: function (txtRange) {
                var doc = this.document;
                try {
                    return !doc ? null : browser.ie9below || txtRange ? doc.selection : domUtils.getWindow(doc).getSelection();
                } catch (e) {
                    return null;
                }
            },
            /**
             * 获得ieRange
             * @public
             * @function
             * @name    UM.dom.Selection.getIERange
             * @return {ieRange}    返回ie原生的Range
             */
            getIERange: function (txtRange) {
                var ieRange = _getIERange(this, txtRange);
                if (!ieRange || !this.rangeInBody(ieRange, txtRange)) {
                    if (this._bakIERange) {
                        return this._bakIERange;
                    }
                }
                return ieRange;
            },
            rangeInBody: function (rng, txtRange) {
                var node = browser.ie9below || txtRange ? rng.item ? rng.item() : rng.parentElement() : rng.startContainer;

                return node === this.body || domUtils.inDoc(node, this.body);
            },
            /**
             * 缓存当前选区的range和选区的开始节点
             * @public
             * @function
             * @name    UM.dom.Selection.cache
             */
            cache: function () {
                this.clear();
                this._cachedRange = this.getRange();
                this._cachedStartElement = this.getStart();
                this._cachedStartElementPath = this.getStartElementPath();
            },

            getStartElementPath: function () {
                if (this._cachedStartElementPath) {
                    return this._cachedStartElementPath;
                }
                var start = this.getStart();
                if (start) {
                    return domUtils.findParents(start, true, null, true)
                }
                return [];
            },
            /**
             * 清空缓存
             * @public
             * @function
             * @name    UM.dom.Selection.clear
             */
            clear: function () {
                this._cachedStartElementPath = this._cachedRange = this._cachedStartElement = null;
            },
            /**
             * 编辑器是否得到了选区
             */
            isFocus: function () {
                return this.hasNativeRange()

            },
            /**
             * 获取选区对应的Range
             * @public
             * @function
             * @name    UM.dom.Selection.getRange
             * @returns {UM.dom.Range}    得到Range对象
             */
            getRange: function () {
                var me = this;

                function optimze(range) {
                    var child = me.body.firstChild,
                        collapsed = range.collapsed;
                    while (child && child.firstChild) {
                        range.setStart(child, 0);
                        child = child.firstChild;
                    }
                    if (!range.startContainer) {
                        range.setStart(me.body, 0)
                    }
                    if (collapsed) {
                        range.collapse(true);
                    }
                }

                if (me._cachedRange != null) {
                    return this._cachedRange;
                }
                var range = new dom.Range(me.document, me.body);
                if (browser.ie9below) {
                    var nativeRange = me.getIERange();
                    if (nativeRange && this.rangeInBody(nativeRange)) {

                        try {
                            transformIERangeToRange(nativeRange, range);
                        } catch (e) {
                            optimze(range);
                        }

                    } else {
                        optimze(range);
                    }
                } else {
                    var sel = me.getNative();
                    if (sel && sel.rangeCount && me.rangeInBody(sel.getRangeAt(0))) {
                        var firstRange = sel.getRangeAt(0);
                        var lastRange = sel.getRangeAt(sel.rangeCount - 1);
                        range.setStart(firstRange.startContainer, firstRange.startOffset).setEnd(lastRange.endContainer, lastRange.endOffset);
                        if (range.collapsed && domUtils.isBody(range.startContainer) && !range.startOffset) {
                            optimze(range);
                        }
                    } else {
                        //trace:1734 有可能已经不在dom树上了，标识的节点
                        if (this._bakRange && (this._bakRange.startContainer === this.body || domUtils.inDoc(this._bakRange.startContainer, this.body))) {
                            return this._bakRange;
                        }
                        optimze(range);
                    }
                }

                return this._bakRange = range;
            },

            /**
             * 获取开始元素，用于状态反射
             * @public
             * @function
             * @name    UM.dom.Selection.getStart
             * @return {Element}     获得开始元素
             */
            getStart: function () {
                if (this._cachedStartElement) {
                    return this._cachedStartElement;
                }
                var range = browser.ie9below ? this.getIERange() : this.getRange(),
                    tmpRange,
                    start, tmp, parent;
                if (browser.ie9below) {
                    if (!range) {
                        //todo 给第一个值可能会有问题
                        return this.document.body.firstChild;
                    }
                    //control元素
                    if (range.item) {
                        return range.item(0);
                    }
                    tmpRange = range.duplicate();
                    //修正ie下<b>x</b>[xx] 闭合后 <b>x|</b>xx
                    tmpRange.text.length > 0 && tmpRange.moveStart('character', 1);
                    tmpRange.collapse(1);
                    start = tmpRange.parentElement();
                    parent = tmp = range.parentElement();
                    while (tmp = tmp.parentNode) {
                        if (tmp == start) {
                            start = parent;
                            break;
                        }
                    }
                } else {
                    start = range.startContainer;
                    if (start.nodeType == 1 && start.hasChildNodes()) {
                        start = start.childNodes[Math.min(start.childNodes.length - 1, range.startOffset)];
                    }
                    if (start.nodeType == 3) {
                        return start.parentNode;
                    }
                }
                return start;
            },
            /**
             * 得到选区中的文本
             * @public
             * @function
             * @name    UM.dom.Selection.getText
             * @return  {String}    选区中包含的文本
             */
            getText: function () {
                var nativeSel, nativeRange;
                if (this.isFocus() && (nativeSel = this.getNative())) {
                    nativeRange = browser.ie9below ? nativeSel.createRange() : nativeSel.getRangeAt(0);
                    return browser.ie9below ? nativeRange.text : nativeRange.toString();
                }
                return '';
            }
        };
    })();
    /**
     * @file
     * @name UM.Editor
     * @short Editor
     * @import editor.js,core/utils.js,core/EventBase.js,core/browser.js,core/dom/dtd.js,core/dom/domUtils.js,core/dom/Range.js,core/dom/Selection.js,plugins/serialize.js
     * @desc 编辑器主类，包含编辑器提供的大部分公用接口
     */
    (function () {
        var uid = 0, _selectionChangeTimer;

        /**
         * @private
         * @ignore
         * @param form  编辑器所在的form元素
         * @param editor  编辑器实例对象
         */
        function setValue(form, editor) {
            var textarea;
            if (editor.textarea) {
                if (utils.isString(editor.textarea)) {
                    for (var i = 0, ti, tis = domUtils.getElementsByTagName(form, 'textarea'); ti = tis[i++];) {
                        if (ti.id == 'umeditor_textarea_' + editor.options.textarea) {
                            textarea = ti;
                            break;
                        }
                    }
                } else {
                    textarea = editor.textarea;
                }
            }
            if (!textarea) {
                form.appendChild(textarea = domUtils.createElement(document, 'textarea', {
                    'name': editor.options.textarea,
                    'id': 'umeditor_textarea_' + editor.options.textarea,
                    'style': "display:none"
                }));
                //不要产生多个textarea
                editor.textarea = textarea;
            }
            textarea.value = editor.hasContents() ?
                (editor.options.allHtmlEnabled ? editor.getAllHtml() : editor.getContent(null, null, true)) :
                ''
        }

        function loadPlugins(me) {
            //初始化插件
            for (var pi in UM.plugins) {
                if (me.options.excludePlugins.indexOf(pi) == -1) {
                    UM.plugins[pi].call(me);
                    me.plugins[pi] = 1;
                }
            }
            me.langIsReady = true;

            me.fireEvent("langReady");
        }

        function checkCurLang(I18N) {
            for (var lang in I18N) {
                return lang
            }
        }

        /**
         * UEditor编辑器类
         * @name Editor
         * @desc 创建一个跟编辑器实例
         * - ***container*** 编辑器容器对象
         * - ***iframe*** 编辑区域所在的iframe对象
         * - ***window*** 编辑区域所在的window
         * - ***document*** 编辑区域所在的document对象
         * - ***body*** 编辑区域所在的body对象
         * - ***selection*** 编辑区域的选区对象
         */
        var Editor = UM.Editor = function (options) {
            var me = this;
            me.uid = uid++;
            EventBase.call(me);
            me.commands = {};
            me.options = utils.extend(utils.clone(options || {}), UMEDITOR_CONFIG, true);
            me.shortcutkeys = {};
            me.inputRules = [];
            me.outputRules = [];
            //设置默认的常用属性
            me.setOpt({
                isShow: true,
                initialContent: '',
                initialStyle: '',
                autoClearinitialContent: false,
                textarea: 'editorValue',
                focus: false,
                focusInEnd: true,
                autoClearEmptyNode: true,
                fullscreen: false,
                readonly: false,
                zIndex: 999,
                enterTag: 'p',
                lang: 'zh-cn',
                langPath: me.options.UMEDITOR_HOME_URL + 'lang/',
                theme: 'default',
                themePath: me.options.UMEDITOR_HOME_URL + 'themes/',
                allHtmlEnabled: false,
                autoSyncData: true,
                autoHeightEnabled: true,
                excludePlugins: ''
            });
            me.plugins = {};
            if (!utils.isEmptyObject(UM.I18N)) {
                //修改默认的语言类型
                me.options.lang = checkCurLang(UM.I18N);
                loadPlugins(me)
            } else {
                utils.loadFile(document, {
                    src: me.options.langPath + me.options.lang + "/" + me.options.lang + ".js",
                    tag: "script",
                    type: "text/javascript",
                    defer: "defer"
                }, function () {
                    loadPlugins(me)
                });
            }

        };
        Editor.prototype = {
            /**
             * 当编辑器ready后执行传入的fn,如果编辑器已经完成ready，就马上执行fn，fn的中的this是编辑器实例。
             * 大部分的实例接口都需要放在该方法内部执行，否则在IE下可能会报错。
             * @name ready
             * @grammar editor.ready(fn) fn是当编辑器渲染好后执行的function
             * @example
             * var editor = new UM.ui.Editor();
             * editor.render("myEditor");
             * editor.ready(function(){
             *     editor.setContent("欢迎使用UEditor！");
             * })
             */
            ready: function (fn) {
                var me = this;
                if (fn) {
                    me.isReady ? fn.apply(me) : me.addListener('ready', fn);
                }
            },
            /**
             * 为编辑器设置默认参数值。若用户配置为空，则以默认配置为准
             * @grammar editor.setOpt(key,value);      //传入一个键、值对
             * @grammar editor.setOpt({ key:value});   //传入一个json对象
             */
            setOpt: function (key, val) {
                var obj = {};
                if (utils.isString(key)) {
                    obj[key] = val
                } else {
                    obj = key;
                }
                utils.extend(this.options, obj, true);
            },
            getOpt: function (key) {
                return this.options[key] || ''
            },
            /**
             * 销毁编辑器实例对象
             * @name destroy
             * @grammar editor.destroy();
             */
            destroy: function () {

                var me = this;
                me.fireEvent('destroy');
                var container = me.container.parentNode;
                if (container === document.body) {
                    container = me.container;
                }
                var textarea = me.textarea;
                if (!textarea) {
                    textarea = document.createElement('textarea');
                    container.parentNode.insertBefore(textarea, container);
                } else {
                    textarea.style.display = ''
                }

                textarea.style.width = me.body.offsetWidth + 'px';
                textarea.style.height = me.body.offsetHeight + 'px';
                textarea.value = me.getContent();
                textarea.id = me.key;
                if (container.contains(textarea)) {
                    $(textarea).insertBefore(container);
                }
                container.innerHTML = '';

                domUtils.remove(container);
                UM.clearCache(me.id);
                //trace:2004
                for (var p in me) {
                    if (me.hasOwnProperty(p)) {
                        delete this[p];
                    }
                }

            },
            initialCont: function (holder) {

                if (holder) {
                    holder.getAttribute('name') && (this.options.textarea = holder.getAttribute('name'));
                    if (holder && /script|textarea/ig.test(holder.tagName)) {
                        var newDiv = document.createElement('div');
                        holder.parentNode.insertBefore(newDiv, holder);
                        this.options.initialContent = UM.htmlparser(holder.value || holder.innerHTML || this.options.initialContent).toHtml();
                        holder.className && (newDiv.className = holder.className);
                        holder.style.cssText && (newDiv.style.cssText = holder.style.cssText);

                        if (/textarea/i.test(holder.tagName)) {
                            this.textarea = holder;
                            this.textarea.style.display = 'none';

                        } else {
                            holder.parentNode.removeChild(holder);
                            holder.id && (newDiv.id = holder.id);
                        }
                        holder = newDiv;
                        holder.innerHTML = '';
                    }
                    return holder;
                } else {
                    return null;
                }

            },
            /**
             * 渲染编辑器的DOM到指定容器，必须且只能调用一次
             * @name render
             * @grammar editor.render(containerId);    //可以指定一个容器ID
             * @grammar editor.render(containerDom);   //也可以直接指定容器对象
             */
            render: function (container) {
                var me = this,
                    options = me.options,
                    getStyleValue = function (attr) {
                        return parseInt($(container).css(attr));
                    };

                if (utils.isString(container)) {
                    container = document.getElementById(container);
                }
                if (container) {
                    this.id = container.getAttribute('id');
                    UM.setEditor(this);
                    utils.cssRule('edui-style-body', me.options.initialStyle, document);

                    container = this.initialCont(container);

                    container.className += ' edui-body-container';

                    if (options.initialFrameWidth) {
                        options.minFrameWidth = options.initialFrameWidth
                    } else {
                        //都没给值，先写死了
                        options.minFrameWidth = options.initialFrameWidth = $(container).width() || UM.defaultWidth;
                    }
                    if (options.initialFrameHeight) {
                        options.minFrameHeight = options.initialFrameHeight
                    } else {

                        options.initialFrameHeight = options.minFrameHeight = $(container).height() || UM.defaultHeight;
                    }

                    container.style.width = /%$/.test(options.initialFrameWidth) ? '100%' : options.initialFrameWidth -
                        getStyleValue("padding-left") -
                        getStyleValue("padding-right") + 'px';

                    var height = /%$/.test(options.initialFrameHeight) ? '100%' : (options.initialFrameHeight - getStyleValue("padding-top") - getStyleValue("padding-bottom"));
                    if (this.options.autoHeightEnabled) {
                        container.style.minHeight = height + 'px';
                        container.style.height = '';
                        if (browser.ie && browser.version <= 6) {
                            container.style.height = height;
                            container.style.setExpression('height', 'this.scrollHeight <= ' + height + ' ? "' + height + 'px" : "auto"');
                        }
                    } else {
                        $(container).height(height)
                    }
                    container.style.zIndex = options.zIndex;
                    this._setup(container);

                }
            },
            /**
             * 编辑器初始化
             * @private
             * @ignore
             * @param {Element} doc 编辑器Iframe中的文档对象
             */
            _setup: function (cont) {
                var me = this,
                    options = me.options;

                cont.contentEditable = true;
                document.body.spellcheck = false;

                me.document = document;
                me.window = document.defaultView || document.parentWindow;
                me.body = cont;
                me.$body = $(cont);
                me.selection = new dom.Selection(document, me.body);
                me._isEnabled = false;
                //gecko初始化就能得到range,无法判断isFocus了
                var geckoSel;
                if (browser.gecko && (geckoSel = this.selection.getNative())) {
                    geckoSel.removeAllRanges();
                }
                this._initEvents();
                //为form提交提供一个隐藏的textarea
                for (var form = cont.parentNode; form && !domUtils.isBody(form); form = form.parentNode) {
                    if (form.tagName == 'FORM') {
                        me.form = form;
                        if (me.options.autoSyncData) {
                            $(cont).on('blur', function () {
                                setValue(form, me);
                            })
                        } else {
                            $(form).on('submit', function () {
                                setValue(this, me);
                            })
                        }
                        break;
                    }
                }
                if (options.initialContent) {
                    if (options.autoClearinitialContent) {
                        var oldExecCommand = me.execCommand;
                        me.execCommand = function () {
                            me.fireEvent('firstBeforeExecCommand');
                            return oldExecCommand.apply(me, arguments);
                        };
                        this._setDefaultContent(options.initialContent);
                    } else
                        this.setContent(options.initialContent, false, true);
                }

                //编辑器不能为空内容

                if (domUtils.isEmptyNode(me.body)) {
                    me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>';
                }
                //如果要求focus, 就把光标定位到内容开始
                if (options.focus) {
                    setTimeout(function () {
                        me.focus(me.options.focusInEnd);
                        //如果自动清除开着，就不需要做selectionchange;
                        !me.options.autoClearinitialContent && me._selectionChange();
                    }, 0);
                }
                if (!me.container) {
                    me.container = cont.parentNode;
                }

                me._bindshortcutKeys();
                me.isReady = 1;
                me.fireEvent('ready');
                options.onready && options.onready.call(me);
                if (!browser.ie || browser.ie9above) {

                    $(me.body).on('blur focus', function (e) {
                        var nSel = me.selection.getNative();
                        //chrome下会出现alt+tab切换时，导致选区位置不对
                        if (e.type == 'blur') {
                            if (nSel.rangeCount > 0) {
                                me._bakRange = nSel.getRangeAt(0);
                            }
                        } else {
                            try {
                                me._bakRange && nSel.addRange(me._bakRange)
                            } catch (e) {
                            }
                            me._bakRange = null;
                        }
                    });
                }

                !options.isShow && me.setHide();
                options.readonly && me.setDisabled();
            },
            /**
             * 同步编辑器的数据，为提交数据做准备，主要用于你是手动提交的情况
             * @name sync
             * @grammar editor.sync(); //从编辑器的容器向上查找，如果找到就同步数据
             * @grammar editor.sync(formID); //formID制定一个要同步数据的form的id,编辑器的数据会同步到你指定form下
             * @desc
             * 后台取得数据得键值使用你容器上得''name''属性，如果没有就使用参数传入的''textarea''
             * @example
             * editor.sync();
             * form.sumbit(); //form变量已经指向了form元素
             *
             */
            sync: function (formId) {
                var me = this,
                    form = formId ? document.getElementById(formId) :
                        domUtils.findParent(me.body.parentNode, function (node) {
                            return node.tagName == 'FORM'
                        }, true);
                form && setValue(form, me);
            },
            /**
             * 设置编辑器高度
             * @name setHeight
             * @grammar editor.setHeight(number);  //纯数值，不带单位
             */
            setHeight: function (height, notSetHeight) {
                !notSetHeight && (this.options.initialFrameHeight = height);
                if (this.options.autoHeightEnabled) {
                    $(this.body).css({
                        'min-height': height + 'px'
                    });
                    if (browser.ie && browser.version <= 6 && this.container) {
                        this.container.style.height = height;
                        this.container.style.setExpression('height', 'this.scrollHeight <= ' + height + ' ? "' + height + 'px" : "auto"');
                    }
                } else {
                    $(this.body).height(height)
                }
                this.fireEvent('resize');
            },
            /**
             * 设置编辑器宽度
             * @name setWidth
             * @grammar editor.setWidth(number);  //纯数值，不带单位
             */
            setWidth: function (width) {
                this.$container && this.$container.width(width);
                $(this.body).width(width - $(this.body).css('padding-left').replace('px', '') * 1 - $(this.body).css('padding-right').replace('px', '') * 1);
                this.fireEvent('resize');
            },
            addshortcutkey: function (cmd, keys) {
                var obj = {};
                if (keys) {
                    obj[cmd] = keys
                } else {
                    obj = cmd;
                }
                utils.extend(this.shortcutkeys, obj)
            },
            _bindshortcutKeys: function () {
                var me = this, shortcutkeys = this.shortcutkeys;
                me.addListener('keydown', function (type, e) {
                    var keyCode = e.keyCode || e.which;
                    for (var i in shortcutkeys) {
                        var tmp = shortcutkeys[i].split(',');
                        for (var t = 0, ti; ti = tmp[t++];) {
                            ti = ti.split(':');
                            var key = ti[0], param = ti[1];
                            if (/^(ctrl)(\+shift)?\+(\d+)$/.test(key.toLowerCase()) || /^(\d+)$/.test(key)) {
                                if (((RegExp.$1 == 'ctrl' ? (e.ctrlKey || e.metaKey) : 0)
                                        && (RegExp.$2 != "" ? e[RegExp.$2.slice(1) + "Key"] : 1)
                                        && keyCode == RegExp.$3
                                    ) ||
                                    keyCode == RegExp.$1
                                ) {
                                    if (me.queryCommandState(i, param) != -1)
                                        me.execCommand(i, param);
                                    domUtils.preventDefault(e);
                                }
                            }
                        }

                    }
                });
            },
            /**
             * 获取编辑器内容
             * @name getContent
             * @grammar editor.getContent()  => String //若编辑器中只包含字符"&lt;p&gt;&lt;br /&gt;&lt;/p/&gt;"会返回空。
             * @grammar editor.getContent(fn)  => String
             * @example
             * getContent默认是会现调用hasContents来判断编辑器是否为空，如果是，就直接返回空字符串
             * 你也可以传入一个fn来接替hasContents的工作，定制判断的规则
             * editor.getContent(function(){
             *     return false //编辑器没有内容 ，getContent直接返回空
             * })
             */
            getContent: function (cmd, fn, notSetCursor, ignoreBlank, formatter) {
                var me = this;
                if (cmd && utils.isFunction(cmd)) {
                    fn = cmd;
                    cmd = '';
                }
                if (fn ? !fn() : !this.hasContents()) {
                    return '';
                }
                me.fireEvent('beforegetcontent');
                var root = UM.htmlparser(me.body.innerHTML, ignoreBlank);
                me.filterOutputRule(root);
                me.fireEvent('aftergetcontent', root);
                return root.toHtml(formatter);
            },
            /**
             * 取得完整的html代码，可以直接显示成完整的html文档
             * @name getAllHtml
             * @grammar editor.getAllHtml()  => String
             */
            getAllHtml: function () {
                var me = this,
                    headHtml = [],
                    html = '';
                me.fireEvent('getAllHtml', headHtml);
                if (browser.ie && browser.version > 8) {
                    var headHtmlForIE9 = '';
                    utils.each(me.document.styleSheets, function (si) {
                        headHtmlForIE9 += (si.href ? '<link rel="stylesheet" type="text/css" href="' + si.href + '" />' : '<style>' + si.cssText + '</style>');
                    });
                    utils.each(me.document.getElementsByTagName('script'), function (si) {
                        headHtmlForIE9 += si.outerHTML;
                    });
                }
                return '<html><head>' + (me.options.charset ? '<meta http-equiv="Content-Type" content="text/html; charset=' + me.options.charset + '"/>' : '')
                    + (headHtmlForIE9 || me.document.getElementsByTagName('head')[0].innerHTML) + headHtml.join('\n') + '</head>'
                    + '<body ' + (ie && browser.version < 9 ? 'class="view"' : '') + '>' + me.getContent(null, null, true) + '</body></html>';
            },
            /**
             * 得到编辑器的纯文本内容，但会保留段落格式
             * @name getPlainTxt
             * @grammar editor.getPlainTxt()  => String
             */
            getPlainTxt: function () {
                var reg = new RegExp(domUtils.fillChar, 'g'),
                    html = this.body.innerHTML.replace(/[\n\r]/g, '');//ie要先去了\n在处理
                html = html.replace(/<(p|div)[^>]*>(<br\/?>|&nbsp;)<\/\1>/gi, '\n')
                    .replace(/<br\/?>/gi, '\n')
                    .replace(/<[^>/]+>/g, '')
                    .replace(/(\n)?<\/([^>]+)>/g, function (a, b, c) {
                        return dtd.$block[c] ? '\n' : b ? b : '';
                    });
                //取出来的空格会有c2a0会变成乱码，处理这种情况\u00a0
                return html.replace(reg, '').replace(/\u00a0/g, ' ').replace(/&nbsp;/g, ' ');
            },

            /**
             * 获取编辑器中的纯文本内容,没有段落格式
             * @name getContentTxt
             * @grammar editor.getContentTxt()  => String
             */
            getContentTxt: function () {
                var reg = new RegExp(domUtils.fillChar, 'g');
                //取出来的空格会有c2a0会变成乱码，处理这种情况\u00a0
                return this.body[browser.ie ? 'innerText' : 'textContent'].replace(reg, '').replace(/\u00a0/g, ' ');
            },

            /**
             * 将html设置到编辑器中, 如果是用于初始化时给编辑器赋初值，则必须放在ready方法内部执行
             * @name setContent
             * @grammar editor.setContent(html)
             * @example
             * var editor = new UM.ui.Editor()
             * editor.ready(function(){
             *     //需要ready后执行，否则可能报错
             *     editor.setContent("欢迎使用UEditor！");
             * })
             */
            setContent: function (html, isAppendTo, notFireSelectionchange) {
                var me = this;

                me.fireEvent('beforesetcontent', html);
                var root = UM.htmlparser(html);
                me.filterInputRule(root);
                html = root.toHtml();


                me.body.innerHTML = (isAppendTo ? me.body.innerHTML : '') + html;


                function isCdataDiv(node) {
                    return node.tagName == 'DIV' && node.getAttribute('cdata_tag');
                }

                //给文本或者inline节点套p标签
                if (me.options.enterTag == 'p') {

                    var child = this.body.firstChild, tmpNode;
                    if (!child || child.nodeType == 1 &&
                        (dtd.$cdata[child.tagName] || isCdataDiv(child) ||
                            domUtils.isCustomeNode(child)
                        )
                        && child === this.body.lastChild) {
                        this.body.innerHTML = '<p>' + (browser.ie ? '&nbsp;' : '<br/>') + '</p>' + this.body.innerHTML;

                    } else {
                        var p = me.document.createElement('p');
                        while (child) {
                            while (child && (child.nodeType == 3 || child.nodeType == 1 && dtd.p[child.tagName] && !dtd.$cdata[child.tagName])) {
                                tmpNode = child.nextSibling;
                                p.appendChild(child);
                                child = tmpNode;
                            }
                            if (p.firstChild) {
                                if (!child) {
                                    me.body.appendChild(p);
                                    break;
                                } else {
                                    child.parentNode.insertBefore(p, child);
                                    p = me.document.createElement('p');
                                }
                            }
                            child = child.nextSibling;
                        }
                    }
                }
                me.fireEvent('aftersetcontent');
                me.fireEvent('contentchange');

                !notFireSelectionchange && me._selectionChange();
                //清除保存的选区
                me._bakRange = me._bakIERange = me._bakNativeRange = null;
                //trace:1742 setContent后gecko能得到焦点问题
                var geckoSel;
                if (browser.gecko && (geckoSel = this.selection.getNative())) {
                    geckoSel.removeAllRanges();
                }
                if (me.options.autoSyncData) {
                    me.form && setValue(me.form, me);
                }
            },

            /**
             * 让编辑器获得焦点，toEnd确定focus位置
             * @name focus
             * @grammar editor.focus([toEnd])   //默认focus到编辑器头部，toEnd为true时focus到内容尾部
             */
            focus: function (toEnd) {
                try {
                    var me = this,
                        rng = me.selection.getRange();
                    if (toEnd) {
                        rng.setStartAtLast(me.body.lastChild).setCursor(false, true);
                    } else {
                        rng.select(true);
                    }
                    this.fireEvent('focus');
                } catch (e) {
                }
            },
            /**
             * 使编辑区域失去焦点
             */
            blur: function () {
                var sel = this.selection.getNative();
                sel.empty ? sel.empty() : sel.removeAllRanges();
                this.fireEvent('blur')
            },
            /**
             * 判断编辑器当前是否获得了焦点
             */
            isFocus: function () {
                if (this.fireEvent('isfocus') === true) {
                    return true;
                }
                return this.selection.isFocus();
            },

            /**
             * 初始化UE事件及部分事件代理
             * @private
             * @ignore
             */
            _initEvents: function () {
                var me = this,
                    cont = me.body,
                    _proxyDomEvent = function () {
                        me._proxyDomEvent.apply(me, arguments);
                    };

                $(cont)
                    .on('click contextmenu mousedown keydown keyup keypress mouseup mouseover mouseout selectstart', _proxyDomEvent)
                    .on('focus blur', _proxyDomEvent)
                    .on('mouseup keydown', function (evt) {
                        //特殊键不触发selectionchange
                        if (evt.type == 'keydown' && (evt.ctrlKey || evt.metaKey || evt.shiftKey || evt.altKey)) {
                            return;
                        }
                        if (evt.button == 2) return;
                        me._selectionChange(250, evt);
                    });
            },
            /**
             * 触发事件代理
             * @private
             * @ignore
             */
            _proxyDomEvent: function (evt) {
                return this.fireEvent(evt.type.replace(/^on/, ''), evt);
            },
            /**
             * 变化选区
             * @private
             * @ignore
             */
            _selectionChange: function (delay, evt) {
                var me = this;
                //有光标才做selectionchange 为了解决未focus时点击source不能触发更改工具栏状态的问题（source命令notNeedUndo=1）
//            if ( !me.selection.isFocus() ){
//                return;
//            }


                var hackForMouseUp = false;
                var mouseX, mouseY;
                if (browser.ie && browser.version < 9 && evt && evt.type == 'mouseup') {
                    var range = this.selection.getRange();
                    if (!range.collapsed) {
                        hackForMouseUp = true;
                        mouseX = evt.clientX;
                        mouseY = evt.clientY;
                    }
                }
                clearTimeout(_selectionChangeTimer);
                _selectionChangeTimer = setTimeout(function () {
                    if (!me.selection.getNative()) {
                        return;
                    }
                    //修复一个IE下的bug: 鼠标点击一段已选择的文本中间时，可能在mouseup后的一段时间内取到的range是在selection的type为None下的错误值.
                    //IE下如果用户是拖拽一段已选择文本，则不会触发mouseup事件，所以这里的特殊处理不会对其有影响
                    var ieRange;
                    if (hackForMouseUp && me.selection.getNative().type == 'None') {
                        ieRange = me.document.body.createTextRange();
                        try {
                            ieRange.moveToPoint(mouseX, mouseY);
                        } catch (ex) {
                            ieRange = null;
                        }
                    }
                    var bakGetIERange;
                    if (ieRange) {
                        bakGetIERange = me.selection.getIERange;
                        me.selection.getIERange = function () {
                            return ieRange;
                        };
                    }
                    me.selection.cache();
                    if (bakGetIERange) {
                        me.selection.getIERange = bakGetIERange;
                    }
                    if (me.selection._cachedRange && me.selection._cachedStartElement) {
                        me.fireEvent('beforeselectionchange');
                        // 第二个参数causeByUi为true代表由用户交互造成的selectionchange.
                        me.fireEvent('selectionchange', !!evt);
                        me.fireEvent('afterselectionchange');
                        me.selection.clear();
                    }
                }, delay || 50);
            },
            _callCmdFn: function (fnName, args) {
                args = Array.prototype.slice.call(args, 0);
                var cmdName = args.shift().toLowerCase(),
                    cmd, cmdFn;
                cmd = this.commands[cmdName] || UM.commands[cmdName];
                cmdFn = cmd && cmd[fnName];
                //没有querycommandstate或者没有command的都默认返回0
                if ((!cmd || !cmdFn) && fnName == 'queryCommandState') {
                    return 0;
                } else if (cmdFn) {
                    return cmdFn.apply(this, [cmdName].concat(args));
                }
            },

            /**
             * 执行编辑命令cmdName，完成富文本编辑效果
             * @name execCommand
             * @grammar editor.execCommand(cmdName)   => {*}
             */
            execCommand: function (cmdName) {
                if (!this.isFocus()) {
                    var bakRange = this.selection._bakRange;
                    if (bakRange) {
                        bakRange.select()
                    } else {
                        this.focus(true)
                    }

                }
                cmdName = cmdName.toLowerCase();
                var me = this,
                    result,
                    cmd = me.commands[cmdName] || UM.commands[cmdName];
                if (!cmd || !cmd.execCommand) {
                    return null;
                }
                if (!cmd.notNeedUndo && !me.__hasEnterExecCommand) {
                    me.__hasEnterExecCommand = true;
                    if (me.queryCommandState.apply(me, arguments) != -1) {
                        me.fireEvent('saveScene');
                        me.fireEvent('beforeexeccommand', cmdName);
                        result = this._callCmdFn('execCommand', arguments);
                        (!cmd.ignoreContentChange && !me._ignoreContentChange) && me.fireEvent('contentchange');
                        me.fireEvent('afterexeccommand', cmdName);
                        me.fireEvent('saveScene');
                    }
                    me.__hasEnterExecCommand = false;
                } else {
                    result = this._callCmdFn('execCommand', arguments);
                    (!me.__hasEnterExecCommand && !cmd.ignoreContentChange && !me._ignoreContentChange) && me.fireEvent('contentchange')
                }
                (!me.__hasEnterExecCommand && !cmd.ignoreContentChange && !me._ignoreContentChange) && me._selectionChange();
                return result;
            },
            /**
             * 根据传入的command命令，查选编辑器当前的选区，返回命令的状态
             * @name  queryCommandState
             * @grammar editor.queryCommandState(cmdName)  => (-1|0|1)
             * @desc
             * * ''-1'' 当前命令不可用
             * * ''0'' 当前命令可用
             * * ''1'' 当前命令已经执行过了
             */
            queryCommandState: function (cmdName) {
                try {
                    return this._callCmdFn('queryCommandState', arguments);
                } catch (e) {
                    return 0
                }

            },

            /**
             * 根据传入的command命令，查选编辑器当前的选区，根据命令返回相关的值
             * @name  queryCommandValue
             * @grammar editor.queryCommandValue(cmdName)  =>  {*}
             */
            queryCommandValue: function (cmdName) {
                try {
                    return this._callCmdFn('queryCommandValue', arguments);
                } catch (e) {
                    return null
                }
            },
            /**
             * 检查编辑区域中是否有内容，若包含tags中的节点类型，直接返回true
             * @name  hasContents
             * @desc
             * 默认有文本内容，或者有以下节点都不认为是空
             * <code>{table:1,ul:1,ol:1,dl:1,iframe:1,area:1,base:1,col:1,hr:1,img:1,embed:1,input:1,link:1,meta:1,param:1}</code>
             * @grammar editor.hasContents()  => (true|false)
             * @grammar editor.hasContents(tags)  =>  (true|false)  //若文档中包含tags数组里对应的tag，直接返回true
             * @example
             * editor.hasContents(['span']) //如果编辑器里有这些，不认为是空
             */
            hasContents: function (tags) {
                if (tags) {
                    for (var i = 0, ci; ci = tags[i++];) {
                        if (this.body.getElementsByTagName(ci).length > 0) {
                            return true;
                        }
                    }
                }
                if (!domUtils.isEmptyBlock(this.body)) {
                    return true
                }
                //随时添加,定义的特殊标签如果存在，不能认为是空
                tags = ['div'];
                for (i = 0; ci = tags[i++];) {
                    var nodes = domUtils.getElementsByTagName(this.body, ci);
                    for (var n = 0, cn; cn = nodes[n++];) {
                        if (domUtils.isCustomeNode(cn)) {
                            return true;
                        }
                    }
                }
                return false;
            },
            /**
             * 重置编辑器，可用来做多个tab使用同一个编辑器实例
             * @name  reset
             * @desc
             * * 清空编辑器内容
             * * 清空回退列表
             * @grammar editor.reset()
             */
            reset: function () {
                this.fireEvent('reset');
            },
            isEnabled: function () {
                return this._isEnabled != true;
            },

            setEnabled: function () {
                var me = this, range;

                me.body.contentEditable = true;

                /* 恢复选区 */
                if (me.lastBk) {
                    range = me.selection.getRange();
                    try {
                        range.moveToBookmark(me.lastBk);
                        delete me.lastBk
                    } catch (e) {
                        range.setStartAtFirst(me.body).collapse(true)
                    }
                    range.select(true);
                }

                /* 恢复query函数 */
                if (me.bkqueryCommandState) {
                    me.queryCommandState = me.bkqueryCommandState;
                    delete me.bkqueryCommandState;
                }

                /* 恢复原生事件 */
                if (me._bkproxyDomEvent) {
                    me._proxyDomEvent = me._bkproxyDomEvent;
                    delete me._bkproxyDomEvent;
                }

                /* 触发事件 */
                me.fireEvent('setEnabled');
            },
            /**
             * 设置当前编辑区域可以编辑
             * @name enable
             * @grammar editor.enable()
             */
            enable: function () {
                return this.setEnabled();
            },
            setDisabled: function (except, keepDomEvent) {
                var me = this;

                me.body.contentEditable = false;
                me._except = except ? utils.isArray(except) ? except : [except] : [];

                /* 备份最后的选区 */
                if (!me.lastBk) {
                    me.lastBk = me.selection.getRange().createBookmark(true);
                }

                /* 备份并重置query函数 */
                if (!me.bkqueryCommandState) {
                    me.bkqueryCommandState = me.queryCommandState;
                    me.queryCommandState = function (type) {
                        if (utils.indexOf(me._except, type) != -1) {
                            return me.bkqueryCommandState.apply(me, arguments);
                        }
                        return -1;
                    };
                }

                /* 备份并墙原生事件 */
                if (!keepDomEvent && !me._bkproxyDomEvent) {
                    me._bkproxyDomEvent = me._proxyDomEvent;
                    me._proxyDomEvent = function () {
                        return false;
                    };
                }

                /* 触发事件 */
                me.fireEvent('selectionchange');
                me.fireEvent('setDisabled', me._except);
            },
            /** 设置当前编辑区域不可编辑,except中的命令除外
             * @name disable
             * @grammar editor.disable()
             * @grammar editor.disable(except)  //例外的命令，也即即使设置了disable，此处配置的命令仍然可以执行
             * @example
             * //禁用工具栏中除加粗和插入图片之外的所有功能
             * editor.disable(['bold','insertimage']);//可以是单一的String,也可以是Array
             */
            disable: function (except) {
                return this.setDisabled(except);
            },
            /**
             * 设置默认内容
             * @ignore
             * @private
             * @param  {String} cont 要存入的内容
             */
            _setDefaultContent: function () {
                function clear() {
                    var me = this;
                    if (me.document.getElementById('initContent')) {
                        me.body.innerHTML = '<p>' + (ie ? '' : '<br/>') + '</p>';
                        me.removeListener('firstBeforeExecCommand focus', clear);
                        setTimeout(function () {
                            me.focus();
                            me._selectionChange();
                        }, 0)
                    }
                }

                return function (cont) {
                    var me = this;
                    me.body.innerHTML = '<p id="initContent">' + cont + '</p>';

                    me.addListener('firstBeforeExecCommand focus', clear);
                }
            }(),
            /**
             * show方法的兼容版本
             * @private
             * @ignore
             */
            setShow: function () {
                var me = this, range = me.selection.getRange();
                if (me.container.style.display == 'none') {
                    //有可能内容丢失了
                    try {
                        range.moveToBookmark(me.lastBk);
                        delete me.lastBk
                    } catch (e) {
                        range.setStartAtFirst(me.body).collapse(true)
                    }
                    //ie下focus实效，所以做了个延迟
                    setTimeout(function () {
                        range.select(true);
                    }, 100);
                    me.container.style.display = '';
                }

            },
            /**
             * 显示编辑器
             * @name show
             * @grammar editor.show()
             */
            show: function () {
                return this.setShow();
            },
            /**
             * hide方法的兼容版本
             * @private
             * @ignore
             */
            setHide: function () {
                var me = this;
                if (!me.lastBk) {
                    me.lastBk = me.selection.getRange().createBookmark(true);
                }
                me.container.style.display = 'none'
            },
            /**
             * 隐藏编辑器
             * @name hide
             * @grammar editor.hide()
             */
            hide: function () {
                return this.setHide();
            },
            /**
             * 根据制定的路径，获取对应的语言资源
             * @name  getLang
             * @grammar editor.getLang(path)  =>  （JSON|String) 路径根据的是lang目录下的语言文件的路径结构
             * @example
             * editor.getLang('contextMenu.delete') //如果当前是中文，那返回是的是删除
             */
            getLang: function (path) {
                var lang = UM.I18N[this.options.lang];
                if (!lang) {
                    throw Error("not import language file");
                }
                path = (path || "").split(".");
                for (var i = 0, ci; ci = path[i++];) {
                    lang = lang[ci];
                    if (!lang) break;
                }
                return lang;
            },
            /**
             * 计算编辑器当前内容的长度
             * @name  getContentLength
             * @grammar editor.getContentLength(ingoneHtml,tagNames)  =>
             * @example
             * editor.getLang(true)
             */
            getContentLength: function (ingoneHtml, tagNames) {
                var count = this.getContent(false, false, true).length;
                if (ingoneHtml) {
                    tagNames = (tagNames || []).concat(['hr', 'img', 'iframe']);
                    count = this.getContentTxt().replace(/[\t\r\n]+/g, '').length;
                    for (var i = 0, ci; ci = tagNames[i++];) {
                        count += this.body.getElementsByTagName(ci).length;
                    }
                }
                return count;
            },
            addInputRule: function (rule, ignoreUndo) {
                rule.ignoreUndo = ignoreUndo;
                this.inputRules.push(rule);
            },
            filterInputRule: function (root, isUndoLoad) {
                for (var i = 0, ci; ci = this.inputRules[i++];) {
                    if (isUndoLoad && ci.ignoreUndo) {
                        continue;
                    }
                    ci.call(this, root)
                }
            },
            addOutputRule: function (rule, ignoreUndo) {
                rule.ignoreUndo = ignoreUndo;
                this.outputRules.push(rule)
            },
            filterOutputRule: function (root, isUndoLoad) {
                for (var i = 0, ci; ci = this.outputRules[i++];) {
                    if (isUndoLoad && ci.ignoreUndo) {
                        continue;
                    }
                    ci.call(this, root)
                }
            }
        };
        utils.inherits(Editor, EventBase);
    })();

    /**
     * @file
     * @name UM.filterWord
     * @short filterWord
     * @desc 用来过滤word粘贴过来的字符串
     * @import editor.js,core/utils.js
     * @anthor zhanyi
     */
    var filterWord = UM.filterWord = function () {

        //是否是word过来的内容
        function isWordDocument(str) {
            return /(class="?Mso|style="[^"]*\bmso\-|w:WordDocument|<(v|o):|lang=)/ig.test(str);
        }

        //去掉小数
        function transUnit(v) {
            v = v.replace(/[\d.]+\w+/g, function (m) {
                return utils.transUnitToPx(m);
            });
            return v;
        }

        function filterPasteWord(str) {
            return str.replace(/[\t\r\n]+/g, ' ')
                .replace(/<!--[\s\S]*?-->/ig, "")
                //转换图片
                .replace(/<v:shape [^>]*>[\s\S]*?.<\/v:shape>/gi, function (str) {
                    //opera能自己解析出image所这里直接返回空
                    if (browser.opera) {
                        return '';
                    }
                    try {
                        //有可能是bitmap占为图，无用，直接过滤掉，主要体现在粘贴excel表格中
                        if (/Bitmap/i.test(str)) {
                            return '';
                        }
                        var width = str.match(/width:([ \d.]*p[tx])/i)[1],
                            height = str.match(/height:([ \d.]*p[tx])/i)[1],
                            src = str.match(/src=\s*"([^"]*)"/i)[1];
                        return '<img width="' + transUnit(width) + '" height="' + transUnit(height) + '" src="' + src + '" />';
                    } catch (e) {
                        return '';
                    }
                })
                //针对wps添加的多余标签处理
                .replace(/<\/?div[^>]*>/g, '')
                //去掉多余的属性
                .replace(/v:\w+=(["']?)[^'"]+\1/g, '')
                .replace(/<(!|script[^>]*>.*?<\/script(?=[>\s])|\/?(\?xml(:\w+)?|xml|meta|link|style|\w+:\w+)(?=[\s\/>]))[^>]*>/gi, "")
                .replace(/<p [^>]*class="?MsoHeading"?[^>]*>(.*?)<\/p>/gi, "<p><strong>$1</strong></p>")
                //去掉多余的属性
                .replace(/\s+(class|lang|align)\s*=\s*(['"]?)([\w-]+)\2/ig, function (str, name, marks, val) {
                    //保留list的标示
                    return name == 'class' && val == 'MsoListParagraph' ? str : ''
                })
                //清除多余的font/span不能匹配&nbsp;有可能是空格
                .replace(/<(font|span)[^>]*>(\s*)<\/\1>/gi, function (a, b, c) {
                    return c.replace(/[\t\r\n ]+/g, ' ')
                })
                //处理style的问题
                .replace(/(<[a-z][^>]*)\sstyle=(["'])([^\2]*?)\2/gi, function (str, tag, tmp, style) {
                    var n = [],
                        s = style.replace(/^\s+|\s+$/, '')
                            .replace(/&#39;/g, '\'')
                            .replace(/&quot;/gi, "'")
                            .split(/;\s*/g);

                    for (var i = 0, v; v = s[i]; i++) {

                        var name, value,
                            parts = v.split(":");

                        if (parts.length == 2) {
                            name = parts[0].toLowerCase();
                            value = parts[1].toLowerCase();
                            if (/^(background)\w*/.test(name) && value.replace(/(initial|\s)/g, '').length == 0
                                ||
                                /^(margin)\w*/.test(name) && /^0\w+$/.test(value)
                            ) {
                                continue;
                            }

                            switch (name) {
                                case "mso-padding-alt":
                                case "mso-padding-top-alt":
                                case "mso-padding-right-alt":
                                case "mso-padding-bottom-alt":
                                case "mso-padding-left-alt":
                                case "mso-margin-alt":
                                case "mso-margin-top-alt":
                                case "mso-margin-right-alt":
                                case "mso-margin-bottom-alt":
                                case "mso-margin-left-alt":
                                //ie下会出现挤到一起的情况
                                //case "mso-table-layout-alt":
                                case "mso-height":
                                case "mso-width":
                                case "mso-vertical-align-alt":
                                    //trace:1819 ff下会解析出padding在table上
                                    if (!/<table/.test(tag))
                                        n[i] = name.replace(/^mso-|-alt$/g, "") + ":" + transUnit(value);
                                    continue;
                                case "horiz-align":
                                    n[i] = "text-align:" + value;
                                    continue;

                                case "vert-align":
                                    n[i] = "vertical-align:" + value;
                                    continue;

                                case "font-color":
                                case "mso-foreground":
                                    n[i] = "color:" + value;
                                    continue;

                                case "mso-background":
                                case "mso-highlight":
                                    n[i] = "background:" + value;
                                    continue;

                                case "mso-default-height":
                                    n[i] = "min-height:" + transUnit(value);
                                    continue;

                                case "mso-default-width":
                                    n[i] = "min-width:" + transUnit(value);
                                    continue;

                                case "mso-padding-between-alt":
                                    n[i] = "border-collapse:separate;border-spacing:" + transUnit(value);
                                    continue;

                                case "text-line-through":
                                    if ((value == "single") || (value == "double")) {
                                        n[i] = "text-decoration:line-through";
                                    }
                                    continue;
                                case "mso-zero-height":
                                    if (value == "yes") {
                                        n[i] = "display:none";
                                    }
                                    continue;
//                                case 'background':
//                                    break;
                                case 'margin':
                                    if (!/[1-9]/.test(value)) {
                                        continue;
                                    }

                            }

                            if (/^(mso|column|font-emph|lang|layout|line-break|list-image|nav|panose|punct|row|ruby|sep|size|src|tab-|table-border|text-(?:decor|trans)|top-bar|version|vnd|word-break)/.test(name)
                                ||
                                /text\-indent|padding|margin/.test(name) && /\-[\d.]+/.test(value)
                            ) {
                                continue;
                            }

                            n[i] = name + ":" + parts[1];
                        }
                    }
                    return tag + (n.length ? ' style="' + n.join(';').replace(/;{2,}/g, ';') + '"' : '');
                })
                .replace(/[\d.]+(cm|pt)/g, function (str) {
                    return utils.transUnitToPx(str)
                })

        }

        return function (html) {
            return (isWordDocument(html) ? filterPasteWord(html) : html);
        };
    }();
///import editor.js
///import core/utils.js
///import core/dom/dom.js
///import core/dom/dtd.js
///import core/htmlparser.js
//模拟的节点类
//by zhanyi
    (function () {
        var uNode = UM.uNode = function (obj) {
            this.type = obj.type;
            this.data = obj.data;
            this.tagName = obj.tagName;
            this.parentNode = obj.parentNode;
            this.attrs = obj.attrs || {};
            this.children = obj.children;
        };
        var notTransAttrs = {
            'href': 1,
            'src': 1,
            '_src': 1,
            '_href': 1,
            'cdata_data': 1
        };

        var notTransTagName = {
            style: 1,
            script: 1
        };

        var indentChar = '    ',
            breakChar = '\n';

        function insertLine(arr, current, begin) {
            arr.push(breakChar);
            return current + (begin ? 1 : -1);
        }

        function insertIndent(arr, current) {
            //插入缩进
            for (var i = 0; i < current; i++) {
                arr.push(indentChar);
            }
        }

        //创建uNode的静态方法
        //支持标签和html
        uNode.createElement = function (html) {
            if (/[<>]/.test(html)) {
                return UM.htmlparser(html).children[0]
            } else {
                return new uNode({
                    type: 'element',
                    children: [],
                    tagName: html
                })
            }
        };
        uNode.createText = function (data, noTrans) {
            return new UM.uNode({
                type: 'text',
                'data': noTrans ? data : utils.unhtml(data || '')
            })
        };

        function nodeToHtml(node, arr, formatter, current) {
            switch (node.type) {
                case 'root':
                    for (var i = 0, ci; ci = node.children[i++];) {
                        //插入新行
                        if (formatter && ci.type == 'element' && !dtd.$inlineWithA[ci.tagName] && i > 1) {
                            insertLine(arr, current, true);
                            insertIndent(arr, current)
                        }
                        nodeToHtml(ci, arr, formatter, current)
                    }
                    break;
                case 'text':
                    isText(node, arr);
                    break;
                case 'element':
                    isElement(node, arr, formatter, current);
                    break;
                case 'comment':
                    isComment(node, arr, formatter);
            }
            return arr;
        }

        function isText(node, arr) {
            if (node.parentNode.tagName == 'pre') {
                //源码模式下输入html标签，不能做转换处理，直接输出
                arr.push(node.data)
            } else {
                arr.push(notTransTagName[node.parentNode.tagName] ? utils.html(node.data) : node.data.replace(/[ ]{2}/g, ' &nbsp;'))
            }

        }

        function isElement(node, arr, formatter, current) {
            var attrhtml = '';
            if (node.attrs) {
                attrhtml = [];
                var attrs = node.attrs;
                for (var a in attrs) {
                    //这里就针对
                    //<p>'<img src='http://nsclick.baidu.com/u.gif?&asdf=\"sdf&asdfasdfs;asdf'></p>
                    //这里边的\"做转换，要不用innerHTML直接被截断了，属性src
                    //有可能做的不够
                    attrhtml.push(a + (attrs[a] !== undefined ? '="' + (notTransAttrs[a] ? utils.html(attrs[a]).replace(/["]/g, function (a) {
                        return '&quot;'
                    }) : utils.unhtml(attrs[a])) + '"' : ''))
                }
                attrhtml = attrhtml.join(' ');
            }
            arr.push('<' + node.tagName +
                (attrhtml ? ' ' + attrhtml : '') +
                (dtd.$empty[node.tagName] ? '\/' : '') + '>'
            );
            //插入新行
            if (formatter && !dtd.$inlineWithA[node.tagName] && node.tagName != 'pre') {
                if (node.children && node.children.length) {
                    current = insertLine(arr, current, true);
                    insertIndent(arr, current)
                }

            }
            if (node.children && node.children.length) {
                for (var i = 0, ci; ci = node.children[i++];) {
                    if (formatter && ci.type == 'element' && !dtd.$inlineWithA[ci.tagName] && i > 1) {
                        insertLine(arr, current);
                        insertIndent(arr, current)
                    }
                    nodeToHtml(ci, arr, formatter, current)
                }
            }
            if (!dtd.$empty[node.tagName]) {
                if (formatter && !dtd.$inlineWithA[node.tagName] && node.tagName != 'pre') {

                    if (node.children && node.children.length) {
                        current = insertLine(arr, current);
                        insertIndent(arr, current)
                    }
                }
                arr.push('<\/' + node.tagName + '>');
            }

        }

        function isComment(node, arr) {
            arr.push('<!--' + node.data + '-->');
        }

        function getNodeById(root, id) {
            var node;
            if (root.type == 'element' && root.getAttr('id') == id) {
                return root;
            }
            if (root.children && root.children.length) {
                for (var i = 0, ci; ci = root.children[i++];) {
                    if (node = getNodeById(ci, id)) {
                        return node;
                    }
                }
            }
        }

        function getNodesByTagName(node, tagName, arr) {
            if (node.type == 'element' && node.tagName == tagName) {
                arr.push(node);
            }
            if (node.children && node.children.length) {
                for (var i = 0, ci; ci = node.children[i++];) {
                    getNodesByTagName(ci, tagName, arr)
                }
            }
        }

        function nodeTraversal(root, fn) {
            if (root.children && root.children.length) {
                for (var i = 0, ci; ci = root.children[i];) {
                    nodeTraversal(ci, fn);
                    //ci被替换的情况，这里就不再走 fn了
                    if (ci.parentNode) {
                        if (ci.children && ci.children.length) {
                            fn(ci)
                        }
                        if (ci.parentNode) i++
                    }
                }
            } else {
                fn(root)
            }

        }

        uNode.prototype = {

            /**
             * 当前节点对象，转换成html文本
             * @method toHtml
             * @return { String } 返回转换后的html字符串
             * @example
             * ```javascript
             * node.toHtml();
             * ```
             */

            /**
             * 当前节点对象，转换成html文本
             * @method toHtml
             * @param { Boolean } formatter 是否格式化返回值
             * @return { String } 返回转换后的html字符串
             * @example
             * ```javascript
             * node.toHtml( true );
             * ```
             */
            toHtml: function (formatter) {
                var arr = [];
                nodeToHtml(this, arr, formatter, 0);
                return arr.join('')
            },

            /**
             * 获取节点的html内容
             * @method innerHTML
             * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
             * @return { String } 返回节点的html内容
             * @example
             * ```javascript
             * var htmlstr = node.innerHTML();
             * ```
             */

            /**
             * 设置节点的html内容
             * @method innerHTML
             * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
             * @param { String } htmlstr 传入要设置的html内容
             * @return { UM.uNode } 返回节点本身
             * @example
             * ```javascript
             * node.innerHTML('<span>text</span>');
             * ```
             */
            innerHTML: function (htmlstr) {
                if (this.type != 'element' || dtd.$empty[this.tagName]) {
                    return this;
                }
                if (utils.isString(htmlstr)) {
                    if (this.children) {
                        for (var i = 0, ci; ci = this.children[i++];) {
                            ci.parentNode = null;
                        }
                    }
                    this.children = [];
                    var tmpRoot = UM.htmlparser(htmlstr);
                    for (var i = 0, ci; ci = tmpRoot.children[i++];) {
                        this.children.push(ci);
                        ci.parentNode = this;
                    }
                    return this;
                } else {
                    var tmpRoot = new UM.uNode({
                        type: 'root',
                        children: this.children
                    });
                    return tmpRoot.toHtml();
                }
            },

            /**
             * 获取节点的纯文本内容
             * @method innerText
             * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
             * @return { String } 返回节点的存文本内容
             * @example
             * ```javascript
             * var textStr = node.innerText();
             * ```
             */

            /**
             * 设置节点的纯文本内容
             * @method innerText
             * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
             * @param { String } textStr 传入要设置的文本内容
             * @return { UM.uNode } 返回节点本身
             * @example
             * ```javascript
             * node.innerText('<span>text</span>');
             * ```
             */
            innerText: function (textStr, noTrans) {
                if (this.type != 'element' || dtd.$empty[this.tagName]) {
                    return this;
                }
                if (textStr) {
                    if (this.children) {
                        for (var i = 0, ci; ci = this.children[i++];) {
                            ci.parentNode = null;
                        }
                    }
                    this.children = [];
                    this.appendChild(uNode.createText(textStr, noTrans));
                    return this;
                } else {
                    return this.toHtml().replace(/<[^>]+>/g, '');
                }
            },

            /**
             * 获取当前对象的data属性
             * @method getData
             * @return { Object } 若节点的type值是elemenet，返回空字符串，否则返回节点的data属性
             * @example
             * ```javascript
             * node.getData();
             * ```
             */
            getData: function () {
                if (this.type == 'element')
                    return '';
                return this.data
            },

            /**
             * 获取当前节点下的第一个子节点
             * @method firstChild
             * @return { UM.uNode } 返回第一个子节点
             * @example
             * ```javascript
             * node.firstChild(); //返回第一个子节点
             * ```
             */
            firstChild: function () {
//            if (this.type != 'element' || dtd.$empty[this.tagName]) {
//                return this;
//            }
                return this.children ? this.children[0] : null;
            },

            /**
             * 获取当前节点下的最后一个子节点
             * @method lastChild
             * @return { UM.uNode } 返回最后一个子节点
             * @example
             * ```javascript
             * node.lastChild(); //返回最后一个子节点
             * ```
             */
            lastChild: function () {
//            if (this.type != 'element' || dtd.$empty[this.tagName] ) {
//                return this;
//            }
                return this.children ? this.children[this.children.length - 1] : null;
            },

            /**
             * 获取和当前节点有相同父亲节点的前一个节点
             * @method previousSibling
             * @return { UM.uNode } 返回前一个节点
             * @example
             * ```javascript
             * node.children[2].previousSibling(); //返回子节点node.children[1]
             * ```
             */
            previousSibling: function () {
                var parent = this.parentNode;
                for (var i = 0, ci; ci = parent.children[i]; i++) {
                    if (ci === this) {
                        return i == 0 ? null : parent.children[i - 1];
                    }
                }

            },

            /**
             * 获取和当前节点有相同父亲节点的后一个节点
             * @method nextSibling
             * @return { UM.uNode } 返回后一个节点,找不到返回null
             * @example
             * ```javascript
             * node.children[2].nextSibling(); //如果有，返回子节点node.children[3]
             * ```
             */
            nextSibling: function () {
                var parent = this.parentNode;
                for (var i = 0, ci; ci = parent.children[i++];) {
                    if (ci === this) {
                        return parent.children[i];
                    }
                }
            },

            /**
             * 用新的节点替换当前节点
             * @method replaceChild
             * @param { UM.uNode } target 要替换成该节点参数
             * @param { UM.uNode } source 要被替换掉的节点
             * @return { UM.uNode } 返回替换之后的节点对象
             * @example
             * ```javascript
             * node.replaceChild(newNode, childNode); //用newNode替换childNode,childNode是node的子节点
             * ```
             */
            replaceChild: function (target, source) {
                if (this.children) {
                    if (target.parentNode) {
                        target.parentNode.removeChild(target);
                    }
                    for (var i = 0, ci; ci = this.children[i]; i++) {
                        if (ci === source) {
                            this.children.splice(i, 1, target);
                            source.parentNode = null;
                            target.parentNode = this;
                            return target;
                        }
                    }
                }
            },

            /**
             * 在节点的子节点列表最后位置插入一个节点
             * @method appendChild
             * @param { UM.uNode } node 要插入的节点
             * @return { UM.uNode } 返回刚插入的子节点
             * @example
             * ```javascript
             * node.appendChild( newNode ); //在node内插入子节点newNode
             * ```
             */
            appendChild: function (node) {
                if (this.type == 'root' || (this.type == 'element' && !dtd.$empty[this.tagName])) {
                    if (!this.children) {
                        this.children = []
                    }
                    if (node.parentNode) {
                        node.parentNode.removeChild(node);
                    }
                    for (var i = 0, ci; ci = this.children[i]; i++) {
                        if (ci === node) {
                            this.children.splice(i, 1);
                            break;
                        }
                    }
                    this.children.push(node);
                    node.parentNode = this;
                    return node;
                }


            },

            /**
             * 在传入节点的前面插入一个节点
             * @method insertBefore
             * @param { UM.uNode } target 要插入的节点
             * @param { UM.uNode } source 在该参数节点前面插入
             * @return { UM.uNode } 返回刚插入的子节点
             * @example
             * ```javascript
             * node.parentNode.insertBefore(newNode, node); //在node节点后面插入newNode
             * ```
             */
            insertBefore: function (target, source) {
                if (this.children) {
                    if (target.parentNode) {
                        target.parentNode.removeChild(target);
                    }
                    for (var i = 0, ci; ci = this.children[i]; i++) {
                        if (ci === source) {
                            this.children.splice(i, 0, target);
                            target.parentNode = this;
                            return target;
                        }
                    }

                }
            },

            /**
             * 在传入节点的后面插入一个节点
             * @method insertAfter
             * @param { UM.uNode } target 要插入的节点
             * @param { UM.uNode } source 在该参数节点后面插入
             * @return { UM.uNode } 返回刚插入的子节点
             * @example
             * ```javascript
             * node.parentNode.insertAfter(newNode, node); //在node节点后面插入newNode
             * ```
             */
            insertAfter: function (target, source) {
                if (this.children) {
                    if (target.parentNode) {
                        target.parentNode.removeChild(target);
                    }
                    for (var i = 0, ci; ci = this.children[i]; i++) {
                        if (ci === source) {
                            this.children.splice(i + 1, 0, target);
                            target.parentNode = this;
                            return target;
                        }

                    }
                }
            },

            /**
             * 从当前节点的子节点列表中，移除节点
             * @method removeChild
             * @param { UM.uNode } node 要移除的节点引用
             * @param { Boolean } keepChildren 是否保留移除节点的子节点，若传入true，自动把移除节点的子节点插入到移除的位置
             * @return { * } 返回刚移除的子节点
             * @example
             * ```javascript
             * node.removeChild(childNode,true); //在node的子节点列表中移除child节点，并且吧child的子节点插入到移除的位置
             * ```
             */
            removeChild: function (node, keepChildren) {
                if (this.children) {
                    for (var i = 0, ci; ci = this.children[i]; i++) {
                        if (ci === node) {
                            this.children.splice(i, 1);
                            ci.parentNode = null;
                            if (keepChildren && ci.children && ci.children.length) {
                                for (var j = 0, cj; cj = ci.children[j]; j++) {
                                    this.children.splice(i + j, 0, cj);
                                    cj.parentNode = this;

                                }
                            }
                            return ci;
                        }
                    }
                }
            },

            /**
             * 获取当前节点所代表的元素属性，即获取attrs对象下的属性值
             * @method getAttr
             * @param { String } attrName 要获取的属性名称
             * @return { * } 返回attrs对象下的属性值
             * @example
             * ```javascript
             * node.getAttr('title');
             * ```
             */
            getAttr: function (attrName) {
                return this.attrs && this.attrs[attrName.toLowerCase()]
            },

            /**
             * 设置当前节点所代表的元素属性，即设置attrs对象下的属性值
             * @method setAttr
             * @param { String } attrName 要设置的属性名称
             * @param { * } attrVal 要设置的属性值，类型视设置的属性而定
             * @return { * } 返回attrs对象下的属性值
             * @example
             * ```javascript
             * node.setAttr('title','标题');
             * ```
             */
            setAttr: function (attrName, attrVal) {
                if (!attrName) {
                    delete this.attrs;
                    return;
                }
                if (!this.attrs) {
                    this.attrs = {};
                }
                if (utils.isObject(attrName)) {
                    for (var a in attrName) {
                        if (!attrName[a]) {
                            delete this.attrs[a]
                        } else {
                            this.attrs[a.toLowerCase()] = attrName[a];
                        }
                    }
                } else {
                    if (!attrVal) {
                        delete this.attrs[attrName]
                    } else {
                        this.attrs[attrName.toLowerCase()] = attrVal;
                    }

                }
            },
            hasAttr: function (attrName) {
                var attrVal = this.getAttr(attrName);
                return (attrVal !== null) && (attrVal !== undefined);
            },
            /**
             * 获取当前节点在父节点下的位置索引
             * @method getIndex
             * @return { Number } 返回索引数值，如果没有父节点，返回-1
             * @example
             * ```javascript
             * node.getIndex();
             * ```
             */
            getIndex: function () {
                var parent = this.parentNode;
                for (var i = 0, ci; ci = parent.children[i]; i++) {
                    if (ci === this) {
                        return i;
                    }
                }
                return -1;
            },

            /**
             * 在当前节点下，根据id查找节点
             * @method getNodeById
             * @param { String } id 要查找的id
             * @return { UM.uNode } 返回找到的节点
             * @example
             * ```javascript
             * node.getNodeById('textId');
             * ```
             */
            getNodeById: function (id) {
                var node;
                if (this.children && this.children.length) {
                    for (var i = 0, ci; ci = this.children[i++];) {
                        if (node = getNodeById(ci, id)) {
                            return node;
                        }
                    }
                }
            },

            /**
             * 在当前节点下，根据元素名称查找节点列表
             * @method getNodesByTagName
             * @param { String } tagNames 要查找的元素名称
             * @return { Array } 返回找到的节点列表
             * @example
             * ```javascript
             * node.getNodesByTagName('span');
             * ```
             */
            getNodesByTagName: function (tagNames) {
                tagNames = utils.trim(tagNames).replace(/[ ]{2,}/g, ' ').split(' ');
                var arr = [], me = this;
                utils.each(tagNames, function (tagName) {
                    if (me.children && me.children.length) {
                        for (var i = 0, ci; ci = me.children[i++];) {
                            getNodesByTagName(ci, tagName, arr)
                        }
                    }
                });
                return arr;
            },

            /**
             * 根据样式名称，获取节点的样式值
             * @method getStyle
             * @param { String } name 要获取的样式名称
             * @return { String } 返回样式值
             * @example
             * ```javascript
             * node.getStyle('font-size');
             * ```
             */
            getStyle: function (name) {
                var cssStyle = this.getAttr('style');
                if (!cssStyle) {
                    return ''
                }
                var reg = new RegExp('(^|;)\\s*' + name + ':([^;]+)', 'i');
                var match = cssStyle.match(reg);
                if (match && match[0]) {
                    return match[2]
                }
                return '';
            },

            /**
             * 给节点设置样式
             * @method setStyle
             * @param { String } name 要设置的的样式名称
             * @param { String } val 要设置的的样值
             * @example
             * ```javascript
             * node.setStyle('font-size', '12px');
             * ```
             */
            setStyle: function (name, val) {
                function exec(name, val) {
                    var reg = new RegExp('(^|;)\\s*' + name + ':([^;]+;?)', 'gi');
                    cssStyle = cssStyle.replace(reg, '$1');
                    if (val) {
                        cssStyle = name + ':' + utils.unhtml(val) + ';' + cssStyle
                    }

                }

                var cssStyle = this.getAttr('style');
                if (!cssStyle) {
                    cssStyle = '';
                }
                if (utils.isObject(name)) {
                    for (var a in name) {
                        exec(a, name[a])
                    }
                } else {
                    exec(name, val)
                }
                this.setAttr('style', utils.trim(cssStyle))
            },
            hasClass: function (className) {
                if (this.hasAttr('class')) {
                    var classNames = this.getAttr('class').split(/\s+/),
                        hasClass = false;
                    $.each(classNames, function (key, item) {
                        if (item === className) {
                            hasClass = true;
                        }
                    });
                    return hasClass;
                } else {
                    return false;
                }
            },
            addClass: function (className) {

                var classes = null,
                    hasClass = false;

                if (this.hasAttr('class')) {

                    classes = this.getAttr('class');
                    classes = classes.split(/\s+/);

                    classes.forEach(function (item) {

                        if (item === className) {
                            hasClass = true;
                            return;
                        }

                    });

                    !hasClass && classes.push(className);

                    this.setAttr('class', classes.join(" "));

                } else {
                    this.setAttr('class', className);
                }

            },
            removeClass: function (className) {
                if (this.hasAttr('class')) {
                    var cl = this.getAttr('class');
                    cl = cl.replace(new RegExp('\\b' + className + '\\b', 'g'), '');
                    this.setAttr('class', utils.trim(cl).replace(/[ ]{2,}/g, ' '));
                }
            },
            /**
             * 传入一个函数，递归遍历当前节点下的所有节点
             * @method traversal
             * @param { Function } fn 遍历到节点的时，传入节点作为参数，运行此函数
             * @example
             * ```javascript
             * traversal(node, function(){
             *     console.log(node.type);
             * });
             * ```
             */
            traversal: function (fn) {
                if (this.children && this.children.length) {
                    nodeTraversal(this, fn);
                }
                return this;
            }
        }
    })();

//html字符串转换成uNode节点
//by zhanyi
    var htmlparser = UM.htmlparser = function (htmlstr, ignoreBlank) {
        //todo 原来的方式  [^"'<>\/] 有\/就不能配对上 <TD vAlign=top background=../AAA.JPG> 这样的标签了
        //先去掉了，加上的原因忘了，这里先记录
        var re_tag = /<(?:(?:\/([^>]+)>)|(?:!--([\S|\s]*?)-->)|(?:([^\s\/>]+)\s*((?:(?:"[^"]*")|(?:'[^']*')|[^"'<>])*)\/?>))/g,
            re_attr = /([\w\-:.]+)(?:(?:\s*=\s*(?:(?:"([^"]*)")|(?:'([^']*)')|([^\s>]+)))|(?=\s|$))/g;

        //ie下取得的html可能会有\n存在，要去掉，在处理replace(/[\t\r\n]*/g,'');代码高量的\n不能去除
        var allowEmptyTags = {
            b: 1, code: 1, i: 1, u: 1, strike: 1, s: 1, tt: 1, strong: 1, q: 1, samp: 1, em: 1, span: 1,
            sub: 1, img: 1, sup: 1, font: 1, big: 1, small: 1, iframe: 1, a: 1, br: 1, pre: 1
        };
        htmlstr = htmlstr.replace(new RegExp(domUtils.fillChar, 'g'), '');
        if (!ignoreBlank) {
            htmlstr = htmlstr.replace(new RegExp('[\\r\\t\\n' + (ignoreBlank ? '' : ' ') + ']*<\/?(\\w+)\\s*(?:[^>]*)>[\\r\\t\\n' + (ignoreBlank ? '' : ' ') + ']*', 'g'), function (a, b) {
                //br暂时单独处理
                if (b && allowEmptyTags[b.toLowerCase()]) {
                    return a.replace(/(^[\n\r]+)|([\n\r]+$)/g, '');
                }
                return a.replace(new RegExp('^[\\r\\n' + (ignoreBlank ? '' : ' ') + ']+'), '').replace(new RegExp('[\\r\\n' + (ignoreBlank ? '' : ' ') + ']+$'), '');
            });
        }

        var notTransAttrs = {
            'href': 1,
            'src': 1
        };

        var uNode = UM.uNode,
            needParentNode = {
                'td': 'tr',
                'tr': ['tbody', 'thead', 'tfoot'],
                'tbody': 'table',
                'th': 'tr',
                'thead': 'table',
                'tfoot': 'table',
                'caption': 'table',
                'li': ['ul', 'ol'],
                'dt': 'dl',
                'dd': 'dl',
                'option': 'select'
            },
            needChild = {
                'ol': 'li',
                'ul': 'li'
            };

        function text(parent, data) {

            if (needChild[parent.tagName]) {
                var tmpNode = uNode.createElement(needChild[parent.tagName]);
                parent.appendChild(tmpNode);
                tmpNode.appendChild(uNode.createText(data));
                parent = tmpNode;
            } else {

                parent.appendChild(uNode.createText(data));
            }
        }

        function element(parent, tagName, htmlattr) {
            var needParentTag;
            if (needParentTag = needParentNode[tagName]) {
                var tmpParent = parent, hasParent;
                while (tmpParent.type != 'root') {
                    if (utils.isArray(needParentTag) ? utils.indexOf(needParentTag, tmpParent.tagName) != -1 : needParentTag == tmpParent.tagName) {
                        parent = tmpParent;
                        hasParent = true;
                        break;
                    }
                    tmpParent = tmpParent.parentNode;
                }
                if (!hasParent) {
                    parent = element(parent, utils.isArray(needParentTag) ? needParentTag[0] : needParentTag)
                }
            }
            //按dtd处理嵌套
//        if(parent.type != 'root' && !dtd[parent.tagName][tagName])
//            parent = parent.parentNode;
            var elm = new uNode({
                parentNode: parent,
                type: 'element',
                tagName: tagName.toLowerCase(),
                //是自闭合的处理一下
                children: dtd.$empty[tagName] ? null : []
            });
            //如果属性存在，处理属性
            if (htmlattr) {
                var attrs = {}, match;
                while (match = re_attr.exec(htmlattr)) {
                    attrs[match[1].toLowerCase()] = notTransAttrs[match[1].toLowerCase()] ? (match[2] || match[3] || match[4]) : utils.unhtml(match[2] || match[3] || match[4])
                }
                elm.attrs = attrs;
            }

            parent.children.push(elm);
            //如果是自闭合节点返回父亲节点
            return dtd.$empty[tagName] ? parent : elm
        }

        function comment(parent, data) {
            parent.children.push(new uNode({
                type: 'comment',
                data: data,
                parentNode: parent
            }));
        }

        var match, currentIndex = 0, nextIndex = 0;
        //设置根节点
        var root = new uNode({
            type: 'root',
            children: []
        });
        var currentParent = root;

        while (match = re_tag.exec(htmlstr)) {
            currentIndex = match.index;
            try {
                if (currentIndex > nextIndex) {
                    //text node
                    text(currentParent, htmlstr.slice(nextIndex, currentIndex));
                }
                if (match[3]) {

                    if (dtd.$cdata[currentParent.tagName]) {
                        text(currentParent, match[0]);
                    } else {
                        //start tag
                        currentParent = element(currentParent, match[3].toLowerCase(), match[4]);
                    }


                } else if (match[1]) {
                    if (currentParent.type != 'root') {
                        if (dtd.$cdata[currentParent.tagName] && !dtd.$cdata[match[1]]) {
                            text(currentParent, match[0]);
                        } else {
                            var tmpParent = currentParent;
                            while (currentParent.type == 'element' && currentParent.tagName != match[1].toLowerCase()) {
                                currentParent = currentParent.parentNode;
                                if (currentParent.type == 'root') {
                                    currentParent = tmpParent;
                                    throw 'break'
                                }
                            }
                            //end tag
                            currentParent = currentParent.parentNode;
                        }

                    }

                } else if (match[2]) {
                    //comment
                    comment(currentParent, match[2])
                }
            } catch (e) {
            }

            nextIndex = re_tag.lastIndex;

        }
        //如果结束是文本，就有可能丢掉，所以这里手动判断一下
        //例如 <li>sdfsdfsdf<li>sdfsdfsdfsdf
        if (nextIndex < htmlstr.length) {
            text(currentParent, htmlstr.slice(nextIndex));
        }
        return root;
    };
    /**
     * @file
     * @name UM.filterNode
     * @short filterNode
     * @desc 根据给定的规则过滤节点
     * @import editor.js,core/utils.js
     * @anthor zhanyi
     */
    var filterNode = UM.filterNode = function () {
        function filterNode(node, rules) {
            switch (node.type) {
                case 'text':
                    break;
                case 'element':
                    var val;
                    if (val = rules[node.tagName]) {
                        if (val === '-') {
                            node.parentNode.removeChild(node)
                        } else if (utils.isFunction(val)) {
                            var parentNode = node.parentNode,
                                index = node.getIndex();
                            val(node);
                            if (node.parentNode) {
                                if (node.children) {
                                    for (var i = 0, ci; ci = node.children[i];) {
                                        filterNode(ci, rules);
                                        if (ci.parentNode) {
                                            i++;
                                        }
                                    }
                                }
                            } else {
                                for (var i = index, ci; ci = parentNode.children[i];) {
                                    filterNode(ci, rules);
                                    if (ci.parentNode) {
                                        i++;
                                    }
                                }
                            }


                        } else {
                            var attrs = val['$'];
                            if (attrs && node.attrs) {
                                var tmpAttrs = {}, tmpVal;
                                for (var a in attrs) {
                                    tmpVal = node.getAttr(a);
                                    //todo 只先对style单独处理
                                    if (a == 'style' && utils.isArray(attrs[a])) {
                                        var tmpCssStyle = [];
                                        utils.each(attrs[a], function (v) {
                                            var tmp;
                                            if (tmp = node.getStyle(v)) {
                                                tmpCssStyle.push(v + ':' + tmp);
                                            }
                                        });
                                        tmpVal = tmpCssStyle.join(';')
                                    }
                                    if (tmpVal) {
                                        tmpAttrs[a] = tmpVal;
                                    }

                                }
                                node.attrs = tmpAttrs;
                            }
                            if (node.children) {
                                for (var i = 0, ci; ci = node.children[i];) {
                                    filterNode(ci, rules);
                                    if (ci.parentNode) {
                                        i++;
                                    }
                                }
                            }
                        }
                    } else {
                        //如果不在名单里扣出子节点并删除该节点,cdata除外
                        if (dtd.$cdata[node.tagName]) {
                            node.parentNode.removeChild(node)
                        } else {
                            var parentNode = node.parentNode,
                                index = node.getIndex();
                            node.parentNode.removeChild(node, true);
                            for (var i = index, ci; ci = parentNode.children[i];) {
                                filterNode(ci, rules);
                                if (ci.parentNode) {
                                    i++;
                                }
                            }
                        }
                    }
                    break;
                case 'comment':
                    node.parentNode.removeChild(node)
            }

        }

        return function (root, rules) {
            if (utils.isEmptyObject(rules)) {
                return root;
            }
            var val;
            if (val = rules['-']) {
                utils.each(val.split(' '), function (k) {
                    rules[k] = '-'
                })
            }
            for (var i = 0, ci; ci = root.children[i];) {
                filterNode(ci, rules);
                if (ci.parentNode) {
                    i++;
                }
            }
            return root;
        }
    }();
///import core
    /**
     * @description 插入内容
     * @name baidu.editor.execCommand
     * @param   {String}   cmdName     inserthtml插入内容的命令
     * @param   {String}   html                要插入的内容
     * @author zhanyi
     */
    UM.commands['inserthtml'] = {
        execCommand: function (command, html, notNeedFilter) {
            var me = this,
                range,
                div;
            if (!html) {
                return;
            }
            if (me.fireEvent('beforeinserthtml', html) === true) {
                return;
            }
            range = me.selection.getRange();
            div = range.document.createElement('div');
            div.style.display = 'inline';

            if (!notNeedFilter) {
                var root = UM.htmlparser(html);
                //如果给了过滤规则就先进行过滤
                if (me.options.filterRules) {
                    UM.filterNode(root, me.options.filterRules);
                }
                //执行默认的处理
                me.filterInputRule(root);
                html = root.toHtml()
            }
            div.innerHTML = utils.trim(html);

            if (!range.collapsed) {
                var tmpNode = range.startContainer;
                if (domUtils.isFillChar(tmpNode)) {
                    range.setStartBefore(tmpNode)
                }
                tmpNode = range.endContainer;
                if (domUtils.isFillChar(tmpNode)) {
                    range.setEndAfter(tmpNode)
                }
                range.txtToElmBoundary();
                //结束边界可能放到了br的前边，要把br包含进来
                // x[xxx]<br/>
                if (range.endContainer && range.endContainer.nodeType == 1) {
                    tmpNode = range.endContainer.childNodes[range.endOffset];
                    if (tmpNode && domUtils.isBr(tmpNode)) {
                        range.setEndAfter(tmpNode);
                    }
                }
                if (range.startOffset == 0) {
                    tmpNode = range.startContainer;
                    if (domUtils.isBoundaryNode(tmpNode, 'firstChild')) {
                        tmpNode = range.endContainer;
                        if (range.endOffset == (tmpNode.nodeType == 3 ? tmpNode.nodeValue.length : tmpNode.childNodes.length) && domUtils.isBoundaryNode(tmpNode, 'lastChild')) {
                            me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>';
                            range.setStart(me.body.firstChild, 0).collapse(true)

                        }
                    }
                }
                !range.collapsed && range.deleteContents();
                if (range.startContainer.nodeType == 1) {
                    var child = range.startContainer.childNodes[range.startOffset], pre;
                    if (child && domUtils.isBlockElm(child) && (pre = child.previousSibling) && domUtils.isBlockElm(pre)) {
                        range.setEnd(pre, pre.childNodes.length).collapse();
                        while (child.firstChild) {
                            pre.appendChild(child.firstChild);
                        }
                        domUtils.remove(child);
                    }
                }

            }


            var child, parent, pre, tmp, hadBreak = 0, nextNode;
            //如果当前位置选中了fillchar要干掉，要不会产生空行
            if (range.inFillChar()) {
                child = range.startContainer;
                if (domUtils.isFillChar(child)) {
                    range.setStartBefore(child).collapse(true);
                    domUtils.remove(child);
                } else if (domUtils.isFillChar(child, true)) {
                    child.nodeValue = child.nodeValue.replace(fillCharReg, '');
                    range.startOffset--;
                    range.collapsed && range.collapse(true)
                }
            }
            while (child = div.firstChild) {
                if (hadBreak) {
                    var p = me.document.createElement('p');
                    while (child && (child.nodeType == 3 || !dtd.$block[child.tagName])) {
                        nextNode = child.nextSibling;
                        p.appendChild(child);
                        child = nextNode;
                    }
                    if (p.firstChild) {

                        child = p
                    }
                }
                range.insertNode(child);
                nextNode = child.nextSibling;
                if (!hadBreak && child.nodeType == domUtils.NODE_ELEMENT && domUtils.isBlockElm(child)) {

                    parent = domUtils.findParent(child, function (node) {
                        return domUtils.isBlockElm(node);
                    });
                    if (parent && parent.tagName.toLowerCase() != 'body' && !(dtd[parent.tagName][child.nodeName] && child.parentNode === parent)) {
                        if (!dtd[parent.tagName][child.nodeName]) {
                            pre = parent;
                        } else {
                            tmp = child.parentNode;
                            while (tmp !== parent) {
                                pre = tmp;
                                tmp = tmp.parentNode;

                            }
                        }


                        domUtils.breakParent(child, pre || tmp);
                        //去掉break后前一个多余的节点  <p>|<[p> ==> <p></p><div></div><p>|</p>
                        var pre = child.previousSibling;
                        domUtils.trimWhiteTextNode(pre);
                        if (!pre.childNodes.length) {
                            domUtils.remove(pre);
                        }
                        //trace:2012,在非ie的情况，切开后剩下的节点有可能不能点入光标添加br占位

                        if (!browser.ie &&
                            (next = child.nextSibling) &&
                            domUtils.isBlockElm(next) &&
                            next.lastChild &&
                            !domUtils.isBr(next.lastChild)) {
                            next.appendChild(me.document.createElement('br'));
                        }
                        hadBreak = 1;
                    }
                }
                var next = child.nextSibling;
                if (!div.firstChild && next && domUtils.isBlockElm(next)) {

                    range.setStart(next, 0).collapse(true);
                    break;
                }
                range.setEndAfter(child).collapse();

            }

            child = range.startContainer;

            if (nextNode && domUtils.isBr(nextNode)) {
                domUtils.remove(nextNode)
            }
            //用chrome可能有空白展位符
            if (domUtils.isBlockElm(child) && domUtils.isEmptyNode(child)) {
                if (nextNode = child.nextSibling) {
                    domUtils.remove(child);
                    if (nextNode.nodeType == 1 && dtd.$block[nextNode.tagName]) {

                        range.setStart(nextNode, 0).collapse(true).shrinkBoundary()
                    }
                } else {

                    try {
                        child.innerHTML = browser.ie ? domUtils.fillChar : '<br/>';
                    } catch (e) {
                        range.setStartBefore(child);
                        domUtils.remove(child)
                    }

                }

            }
            //加上true因为在删除表情等时会删两次，第一次是删的fillData
            try {
                if (browser.ie9below && range.startContainer.nodeType == 1 && !range.startContainer.childNodes[range.startOffset]) {
                    var start = range.startContainer, pre = start.childNodes[range.startOffset - 1];
                    if (pre && pre.nodeType == 1 && dtd.$empty[pre.tagName]) {
                        var txt = this.document.createTextNode(domUtils.fillChar);
                        range.insertNode(txt).setStart(txt, 0).collapse(true);
                    }
                }
                setTimeout(function () {
                    range.select(true);
                })

            } catch (e) {
            }


            setTimeout(function () {
                range = me.selection.getRange();
                range.scrollIntoView();
                me.fireEvent('afterinserthtml');
            }, 200);
        }
    };

///import core
///import plugins\inserthtml.js
///commands 插入图片，操作图片的对齐方式
///commandsName  InsertImage,ImageNone,ImageLeft,ImageRight,ImageCenter
///commandsTitle  图片,默认,居左,居右,居中
///commandsDialog  dialogs\image
    /**
     * Created by .
     * User: zhanyi
     * for image
     */
    UM.commands['insertimage'] = {
        execCommand: function (cmd, opt) {
            opt = utils.isArray(opt) ? opt : [opt];
            if (!opt.length) {
                return;
            }
            var me = this;
            var html = [], str = '', ci;
            ci = opt[0];
            if (opt.length == 1) {
                str = '<img src="' + ci.src + '" ' + (ci._src ? ' _src="' + ci._src + '" ' : '') +
                    (ci.width ? 'width="' + ci.width + '" ' : '') +
                    (ci.height ? ' height="' + ci.height + '" ' : '') +
                    (ci['floatStyle'] == 'left' || ci['floatStyle'] == 'right' ? ' style="float:' + ci['floatStyle'] + ';"' : '') +
                    (ci.title && ci.title != "" ? ' title="' + ci.title + '"' : '') +
                    (ci.border && ci.border != "0" ? ' border="' + ci.border + '"' : '') +
                    (ci.alt && ci.alt != "" ? ' alt="' + ci.alt + '"' : '') +
                    (ci.hspace && ci.hspace != "0" ? ' hspace = "' + ci.hspace + '"' : '') +
                    (ci.vspace && ci.vspace != "0" ? ' vspace = "' + ci.vspace + '"' : '') + '/>';
                if (ci['floatStyle'] == 'center') {
                    str = '<p style="text-align: center">' + str + '</p>';
                }
                html.push(str);

            } else {
                for (var i = 0; ci = opt[i++];) {
                    str = '<p ' + (ci['floatStyle'] == 'center' ? 'style="text-align: center" ' : '') + '><img src="' + ci.src + '" ' +
                        (ci.width ? 'width="' + ci.width + '" ' : '') + (ci._src ? ' _src="' + ci._src + '" ' : '') +
                        (ci.height ? ' height="' + ci.height + '" ' : '') +
                        ' style="' + (ci['floatStyle'] && ci['floatStyle'] != 'center' ? 'float:' + ci['floatStyle'] + ';' : '') +
                        (ci.border || '') + '" ' +
                        (ci.title ? ' title="' + ci.title + '"' : '') + ' /></p>';
                    html.push(str);
                }
            }

            me.execCommand('insertHtml', html.join(''), true);
        }
    };
///import core
///commands 段落格式,居左,居右,居中,两端对齐
///commandsName  JustifyLeft,JustifyCenter,JustifyRight,JustifyJustify
///commandsTitle  居左对齐,居中对齐,居右对齐,两端对齐
    /**
     * @description 居左右中
     * @name UM.execCommand
     * @param   {String}   cmdName     justify执行对齐方式的命令
     * @param   {String}   align               对齐方式：left居左，right居右，center居中，justify两端对齐
     * @author zhanyi
     */
    UM.plugins['justify'] = function () {
        var me = this;
        $.each('justifyleft justifyright justifycenter justifyfull'.split(' '), function (i, cmdName) {
            me.commands[cmdName] = {
                execCommand: function (cmdName) {
                    return this.document.execCommand(cmdName);
                },
                queryCommandValue: function (cmdName) {
                    var val = this.document.queryCommandValue(cmdName);
                    return val === true || val === 'true' ? cmdName.replace(/justify/, '') : '';
                },
                queryCommandState: function (cmdName) {
                    return this.document.queryCommandState(cmdName) ? 1 : 0
                }
            };
        })
    };

///import core
///import plugins\removeformat.js
///commands 字体颜色,背景色,字号,字体,下划线,删除线
///commandsName  ForeColor,BackColor,FontSize,FontFamily,Underline,StrikeThrough
///commandsTitle  字体颜色,背景色,字号,字体,下划线,删除线
    /**
     * @description 字体
     * @name UM.execCommand
     * @param {String}     cmdName    执行的功能名称
     * @param {String}    value             传入的值
     */
    UM.plugins['font'] = function () {
        var me = this,
            fonts = {
                'forecolor': 'forecolor',
                'backcolor': 'backcolor',
                'fontsize': 'fontsize',
                'fontfamily': 'fontname'
            },
            cmdNameToStyle = {
                'forecolor': 'color',
                'backcolor': 'background-color',
                'fontsize': 'font-size',
                'fontfamily': 'font-family'
            },
            cmdNameToAttr = {
                'forecolor': 'color',
                'fontsize': 'size',
                'fontfamily': 'face'
            };
        me.setOpt({
            'fontfamily': [
                {name: 'songti', val: '宋体,SimSun'},
                {name: 'yahei', val: '微软雅黑,Microsoft YaHei'},
                {name: 'kaiti', val: '楷体,楷体_GB2312, SimKai'},
                {name: 'heiti', val: '黑体, SimHei'},
                {name: 'lishu', val: '隶书, SimLi'},
                {name: 'andaleMono', val: 'andale mono'},
                {name: 'arial', val: 'arial, helvetica,sans-serif'},
                {name: 'arialBlack', val: 'arial black,avant garde'},
                {name: 'comicSansMs', val: 'comic sans ms'},
                {name: 'impact', val: 'impact,chicago'},
                {name: 'timesNewRoman', val: 'times new roman'},
                {name: 'sans-serif', val: 'sans-serif'}
            ],
            'fontsize': [10, 12, 16, 18, 24, 32, 48]
        });

        me.addOutputRule(function (root) {
            utils.each(root.getNodesByTagName('font'), function (node) {
                if (node.tagName == 'font') {
                    var cssStyle = [];
                    for (var p in node.attrs) {
                        switch (p) {
                            case 'size':
                                var val = node.attrs[p];
                                $.each({
                                    '10': '1',
                                    '12': '2',
                                    '16': '3',
                                    '18': '4',
                                    '24': '5',
                                    '32': '6',
                                    '48': '7'
                                }, function (k, v) {
                                    if (v == val) {
                                        val = k;
                                        return false;
                                    }
                                });
                                cssStyle.push('font-size:' + val + 'px');
                                break;
                            case 'color':
                                cssStyle.push('color:' + node.attrs[p]);
                                break;
                            case 'face':
                                cssStyle.push('font-family:' + node.attrs[p]);
                                break;
                            case 'style':
                                cssStyle.push(node.attrs[p]);
                        }
                    }
                    node.attrs = {
                        'style': cssStyle.join(';')
                    };
                }
                node.tagName = 'span';
                if (node.parentNode.tagName == 'span' && node.parentNode.children.length == 1) {
                    $.each(node.attrs, function (k, v) {

                        node.parentNode.attrs[k] = k == 'style' ? node.parentNode.attrs[k] + v : v;
                    })
                    node.parentNode.removeChild(node, true);
                }
            });
        });
        for (var p in fonts) {
            (function (cmd) {
                me.commands[cmd] = {
                    execCommand: function (cmdName, value) {
                        if (value == 'transparent') {
                            return;
                        }
                        var rng = this.selection.getRange();
                        if (rng.collapsed) {
                            var span = $('<span></span>').css(cmdNameToStyle[cmdName], value)[0];
                            rng.insertNode(span).setStart(span, 0).setCursor();
                        } else {
                            if (cmdName == 'fontsize') {
                                value = {
                                    '10': '1',
                                    '12': '2',
                                    '16': '3',
                                    '18': '4',
                                    '24': '5',
                                    '32': '6',
                                    '48': '7'
                                }[(value + "").replace(/px/, '')]
                            }
                            this.document.execCommand(fonts[cmdName], false, value);
                            if (browser.gecko) {
                                $.each(this.$body.find('a'), function (i, a) {
                                    var parent = a.parentNode;
                                    if (parent.lastChild === parent.firstChild && /FONT|SPAN/.test(parent.tagName)) {
                                        var cloneNode = parent.cloneNode(false);
                                        cloneNode.innerHTML = a.innerHTML;
                                        $(a).html('').append(cloneNode).insertBefore(parent);

                                        $(parent).remove();
                                    }
                                });
                            }
                            if (!browser.ie) {
                                var nativeRange = this.selection.getNative().getRangeAt(0);
                                var common = nativeRange.commonAncestorContainer;
                                var rng = this.selection.getRange(),
                                    bk = rng.createBookmark(true);

                                $(common).find('a').each(function (i, n) {
                                    var parent = n.parentNode;
                                    if (parent.nodeName == 'FONT') {
                                        var font = parent.cloneNode(false);
                                        font.innerHTML = n.innerHTML;
                                        $(n).html('').append(font);
                                    }
                                });
                                rng.moveToBookmark(bk).select()
                            }
                            return true
                        }

                    },
                    queryCommandValue: function (cmdName) {
                        var start = me.selection.getStart();
                        var val = $(start).css(cmdNameToStyle[cmdName]);
                        if (val === undefined) {
                            val = $(start).attr(cmdNameToAttr[cmdName])
                        }
                        return val ? utils.fixColor(cmdName, val).replace(/px/, '') : '';
                    },
                    queryCommandState: function (cmdName) {
                        return this.queryCommandValue(cmdName)
                    }
                };
            })(p);
        }
    };
///import core
///commands 超链接,取消链接
///commandsName  Link,Unlink
///commandsTitle  超链接,取消链接
///commandsDialog  dialogs\link
    /**
     * 超链接
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName     link插入超链接
     * @param   {Object}  options         url地址，title标题，target是否打开新页
     * @author zhanyi
     */
    /**
     * 取消链接
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName     unlink取消链接
     * @author zhanyi
     */

    UM.plugins['link'] = function () {
        var me = this;

        me.setOpt('autourldetectinie', false);
        //在ie下禁用autolink
        if (browser.ie && this.options.autourldetectinie === false) {
            this.addListener('keyup', function (cmd, evt) {
                var me = this, keyCode = evt.keyCode;
                if (keyCode == 13 || keyCode == 32) {
                    var rng = me.selection.getRange();
                    var start = rng.startContainer;
                    if (keyCode == 13) {
                        if (start.nodeName == 'P') {
                            var pre = start.previousSibling;
                            if (pre && pre.nodeType == 1) {
                                var pre = pre.lastChild;
                                if (pre && pre.nodeName == 'A' && !pre.getAttribute('_href')) {
                                    domUtils.remove(pre, true);
                                }
                            }
                        }
                    } else if (keyCode == 32) {
                        if (start.nodeType == 3 && /^\s$/.test(start.nodeValue)) {
                            start = start.previousSibling;
                            if (start && start.nodeName == 'A' && !start.getAttribute('_href')) {
                                domUtils.remove(start, true);
                            }
                        }
                    }

                }


            });
        }

        this.addOutputRule(function (root) {
            $.each(root.getNodesByTagName('a'), function (i, a) {
                var _href = a.getAttr('href');
                if (!/^(ftp|https?|\/|file)/.test(_href)) {
                    _href = 'http://' + _href;
                }
                if (_href != 'http://undefined') a.setAttr('href', _href);
                a.setAttr('href', _href);
                a.setAttr('_href')
                if (a.getAttr('title') == '') {
                    a.setAttr('title')
                }
            })
        });
        this.addInputRule(function (root) {
            $.each(root.getNodesByTagName('a'), function (i, a) {
                a.setAttr('_href', a.getAttr('href'));
            })
        });
        me.commands['link'] = {
            execCommand: function (cmdName, opt) {

                var me = this;
                var rng = me.selection.getRange();
                opt._href && (opt._href = utils.unhtml(opt._href, /[<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g));
                opt.href && (opt.href = utils.unhtml(opt.href, /[<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g));
                if (rng.collapsed) {
                    var start = rng.startContainer;
                    if (start = domUtils.findParentByTagName(start, 'a', true)) {
                        $(start).attr(opt);
                        rng.selectNode(start).select()
                    } else {
                        rng.insertNode($('<a>' + opt.href + '</a>').attr(opt)[0]).select()

                    }

                } else {
                    me.document.execCommand('createlink', false, '_umeditor_link');
                    utils.each(domUtils.getElementsByTagName(me.body, 'a', function (n) {

                        return n.getAttribute('href') == '_umeditor_link'
                    }), function (l) {
                        if ($(l).text() == '_umeditor_link') {
                            $(l).text(opt.href);
                        }
                        domUtils.setAttributes(l, opt);
                        rng.selectNode(l).select()
                    })
                }

            },
            queryCommandState: function () {
                return this.queryCommandValue('link') ? 1 : 0;
            },
            queryCommandValue: function () {
                var path = this.selection.getStartElementPath();
                var result;
                $.each(path, function (i, n) {
                    if (n.nodeName == "A") {
                        result = n;
                        return false;
                    }
                })
                return result;
            }
        };
        me.commands['unlink'] = {
            execCommand: function () {
                this.document.execCommand('unlink');
            }
        };
    };
///import core
///commands 打印
///commandsName  Print
///commandsTitle  打印
    /**
     * @description 打印
     * @name baidu.editor.execCommand
     * @param   {String}   cmdName     print打印编辑器内容
     * @author zhanyi
     */
    UM.commands['print'] = {
        execCommand: function () {
            var me = this,
                id = 'editor_print_' + +new Date();

            $('<iframe src="" id="' + id + '" name="' + id + '" frameborder="0"></iframe>').attr('id', id)
                .css({
                    width: '0px',
                    height: '0px',
                    'overflow': 'hidden',
                    'float': 'left',
                    'position': 'absolute',
                    top: '-10000px',
                    left: '-10000px'
                })
                .appendTo(me.$container.find('.edui-dialog-container'));

            var w = window.open('', id, ''),
                d = w.document;
            d.open();
            d.write('<html><head></head><body><div>' + this.getContent(null, null, true) + '</div><script>' +
                "setTimeout(function(){" +
                "window.print();" +
                "setTimeout(function(){" +
                "window.parent.$('#" + id + "').remove();" +
                "},100);" +
                "},200);" +
                '</script></body></html>');
            d.close();
        },
        notNeedUndo: 1
    };
///import core
///commands 格式
///commandsName  Paragraph
///commandsTitle  段落格式
    /**
     * 段落样式
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName     paragraph插入段落执行命令
     * @param   {String}   style               标签值为：'p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6'
     * @param   {String}   attrs               标签的属性
     * @author zhanyi
     */
    UM.plugins['paragraph'] = function () {
        var me = this;
        me.setOpt('paragraph', {'p': '', 'h1': '', 'h2': '', 'h3': '', 'h4': '', 'h5': '', 'h6': ''});
        me.commands['paragraph'] = {
            execCommand: function (cmdName, style) {
                return this.document.execCommand('formatBlock', false, '<' + style + '>');
            },
            queryCommandValue: function () {
                try {
                    var val = this.document.queryCommandValue('formatBlock')
                } catch (e) {
                }
                return val;
            }
        };
    };

///import core
///import plugins\inserthtml.js
///commands 分割线
///commandsName  Horizontal
///commandsTitle  分隔线
    /**
     * 分割线
     * @function
     * @name UM.execCommand
     * @param {String}     cmdName    horizontal插入分割线
     */
    UM.plugins['horizontal'] = function () {
        var me = this;
        me.commands['horizontal'] = {
            execCommand: function () {
                this.document.execCommand('insertHorizontalRule');
                var rng = me.selection.getRange().txtToElmBoundary(true),
                    start = rng.startContainer;
                if (domUtils.isBody(rng.startContainer)) {
                    var next = rng.startContainer.childNodes[rng.startOffset];
                    if (!next) {
                        next = $('<p></p>').appendTo(rng.startContainer).html(browser.ie ? '&nbsp;' : '<br/>')[0]
                    }
                    rng.setStart(next, 0).setCursor()
                } else {

                    while (dtd.$inline[start.tagName] && start.lastChild === start.firstChild) {

                        var parent = start.parentNode;
                        parent.appendChild(start.firstChild);
                        parent.removeChild(start);
                        start = parent;
                    }
                    while (dtd.$inline[start.tagName]) {
                        start = start.parentNode;
                    }
                    if (start.childNodes.length == 1 && start.lastChild.nodeName == 'HR') {
                        var hr = start.lastChild;
                        $(hr).insertBefore(start);
                        rng.setStart(start, 0).setCursor();
                    } else {
                        hr = $('hr', start)[0];
                        domUtils.breakParent(hr, start);
                        var pre = hr.previousSibling;
                        if (pre && domUtils.isEmptyBlock(pre)) {
                            $(pre).remove()
                        }
                        rng.setStart(hr.nextSibling, 0).setCursor();
                    }

                }
            }
        };

    };


///import core
///commands 清空文档
///commandsName  ClearDoc
///commandsTitle  清空文档
    /**
     *
     * 清空文档
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName     cleardoc清空文档
     */

    UM.commands['cleardoc'] = {
        execCommand: function () {
            var me = this,
                range = me.selection.getRange();
            me.body.innerHTML = "<p>" + (ie ? "" : "<br/>") + "</p>";
            range.setStart(me.body.firstChild, 0).setCursor(false, true);
            setTimeout(function () {
                me.fireEvent("clearDoc");
            }, 0);

        }
    };


///import core
///commands 撤销和重做
///commandsName  Undo,Redo
///commandsTitle  撤销,重做
    /**
     * @description 回退
     * @author zhanyi
     */

    UM.plugins['undo'] = function () {
        var saveSceneTimer;
        var me = this,
            maxUndoCount = me.options.maxUndoCount || 20,
            maxInputCount = me.options.maxInputCount || 20,
            fillchar = new RegExp(domUtils.fillChar + '|<\/hr>', 'gi');// ie会产生多余的</hr>
        var noNeedFillCharTags = {
            ol: 1, ul: 1, table: 1, tbody: 1, tr: 1, body: 1
        };
        var orgState = me.options.autoClearEmptyNode;

        function compareAddr(indexA, indexB) {
            if (indexA.length != indexB.length)
                return 0;
            for (var i = 0, l = indexA.length; i < l; i++) {
                if (indexA[i] != indexB[i])
                    return 0
            }
            return 1;
        }

        function compareRangeAddress(rngAddrA, rngAddrB) {
            if (rngAddrA.collapsed != rngAddrB.collapsed) {
                return 0;
            }
            if (!compareAddr(rngAddrA.startAddress, rngAddrB.startAddress) || !compareAddr(rngAddrA.endAddress, rngAddrB.endAddress)) {
                return 0;
            }
            return 1;
        }

        function UndoManager() {
            this.list = [];
            this.index = 0;
            this.hasUndo = false;
            this.hasRedo = false;
            this.undo = function () {
                if (this.hasUndo) {
                    if (!this.list[this.index - 1] && this.list.length == 1) {
                        this.reset();
                        return;
                    }
                    while (this.list[this.index].content == this.list[this.index - 1].content) {
                        this.index--;
                        if (this.index == 0) {
                            return this.restore(0);
                        }
                    }
                    this.restore(--this.index);
                }
            };
            this.redo = function () {
                if (this.hasRedo) {
                    while (this.list[this.index].content == this.list[this.index + 1].content) {
                        this.index++;
                        if (this.index == this.list.length - 1) {
                            return this.restore(this.index);
                        }
                    }
                    this.restore(++this.index);
                }
            };

            this.restore = function () {
                var me = this.editor;
                var scene = this.list[this.index];
                var root = UM.htmlparser(scene.content.replace(fillchar, ''));
                me.options.autoClearEmptyNode = false;
                me.filterInputRule(root, true);
                me.options.autoClearEmptyNode = orgState;
                //trace:873
                //去掉展位符
                me.body.innerHTML = root.toHtml();
                me.fireEvent('afterscencerestore');
                //处理undo后空格不展位的问题
                if (browser.ie) {
                    utils.each(domUtils.getElementsByTagName(me.document, 'td th caption p'), function (node) {
                        if (domUtils.isEmptyNode(node)) {
                            domUtils.fillNode(me.document, node);
                        }
                    })
                }

                try {
                    var rng = new dom.Range(me.document, me.body).moveToAddress(scene.address);
                    if (browser.ie && rng.collapsed && rng.startContainer.nodeType == 1) {
                        var tmpNode = rng.startContainer.childNodes[rng.startOffset];
                        if (!tmpNode || tmpNode.nodeType == 1 && dtd.$empty[tmpNode]) {
                            rng.insertNode(me.document.createTextNode(' ')).collapse(true);
                        }
                    }
                    rng.select(noNeedFillCharTags[rng.startContainer.nodeName.toLowerCase()]);
                } catch (e) {
                }

                this.update();
                this.clearKey();
                //不能把自己reset了
                me.fireEvent('reset', true);
            };

            this.getScene = function () {
                var me = this.editor;
                var rng = me.selection.getRange(),
                    rngAddress = rng.createAddress(false, true);
                me.fireEvent('beforegetscene');
                var root = UM.htmlparser(me.body.innerHTML, true);
                me.options.autoClearEmptyNode = false;
                me.filterOutputRule(root, true);
                me.options.autoClearEmptyNode = orgState;
                var cont = root.toHtml();
                browser.ie && (cont = cont.replace(/>&nbsp;</g, '><').replace(/\s*</g, '<').replace(/>\s*/g, '>'));
                me.fireEvent('aftergetscene');
                return {
                    address: rngAddress,
                    content: cont
                }
            };
            this.save = function (notCompareRange, notSetCursor) {
                clearTimeout(saveSceneTimer);
                var currentScene = this.getScene(notSetCursor),
                    lastScene = this.list[this.index];
                //内容相同位置相同不存
                if (lastScene && lastScene.content == currentScene.content &&
                    (notCompareRange ? 1 : compareRangeAddress(lastScene.address, currentScene.address))
                ) {
                    return;
                }
                this.list = this.list.slice(0, this.index + 1);
                this.list.push(currentScene);
                //如果大于最大数量了，就把最前的剔除
                if (this.list.length > maxUndoCount) {
                    this.list.shift();
                }
                this.index = this.list.length - 1;
                this.clearKey();
                //跟新undo/redo状态
                this.update();

            };
            this.update = function () {
                this.hasRedo = !!this.list[this.index + 1];
                this.hasUndo = !!this.list[this.index - 1];
            };
            this.reset = function () {
                this.list = [];
                this.index = 0;
                this.hasUndo = false;
                this.hasRedo = false;
                this.clearKey();
            };
            this.clearKey = function () {
                keycont = 0;
                lastKeyCode = null;
            };
        }

        me.undoManger = new UndoManager();
        me.undoManger.editor = me;

        function saveScene() {
            this.undoManger.save();
        }

        me.addListener('saveScene', function () {
            var args = Array.prototype.splice.call(arguments, 1);
            this.undoManger.save.apply(this.undoManger, args);
        });

        me.addListener('beforeexeccommand', saveScene);
        me.addListener('afterexeccommand', saveScene);

        me.addListener('reset', function (type, exclude) {
            if (!exclude) {
                this.undoManger.reset();
            }
        });
        me.commands['redo'] = me.commands['undo'] = {
            execCommand: function (cmdName) {
                this.undoManger[cmdName]();
            },
            queryCommandState: function (cmdName) {
                return this.undoManger['has' + (cmdName.toLowerCase() == 'undo' ? 'Undo' : 'Redo')] ? 0 : -1;
            },
            notNeedUndo: 1
        };

        var keys = {
                //  /*Backspace*/ 8:1, /*Delete*/ 46:1,
                /*Shift*/ 16: 1, /*Ctrl*/ 17: 1, /*Alt*/ 18: 1,
                37: 1, 38: 1, 39: 1, 40: 1

            },
            keycont = 0,
            lastKeyCode;
        //输入法状态下不计算字符数
        var inputType = false;
        me.addListener('ready', function () {
            $(this.body).on('compositionstart', function () {
                inputType = true;
            }).on('compositionend', function () {
                inputType = false;
            })
        });
        //快捷键
        me.addshortcutkey({
            "Undo": "ctrl+90", //undo
            "Redo": "ctrl+89,shift+ctrl+z" //redo

        });
        var isCollapsed = true;
        me.addListener('keydown', function (type, evt) {

            var me = this;
            var keyCode = evt.keyCode || evt.which;
            if (!keys[keyCode] && !evt.ctrlKey && !evt.metaKey && !evt.shiftKey && !evt.altKey) {
                if (inputType)
                    return;

                if (!me.selection.getRange().collapsed) {
                    me.undoManger.save(false, true);
                    isCollapsed = false;
                    return;
                }
                if (me.undoManger.list.length == 0) {
                    me.undoManger.save(true);
                }
                clearTimeout(saveSceneTimer);

                function save(cont) {

                    if (cont.selection.getRange().collapsed)
                        cont.fireEvent('contentchange');
                    cont.undoManger.save(false, true);
                    cont.fireEvent('selectionchange');
                }

                saveSceneTimer = setTimeout(function () {
                    if (inputType) {
                        var interalTimer = setInterval(function () {
                            if (!inputType) {
                                save(me);
                                clearInterval(interalTimer)
                            }
                        }, 300)
                        return;
                    }
                    save(me);
                }, 200);

                lastKeyCode = keyCode;
                keycont++;
                if (keycont >= maxInputCount) {
                    save(me)
                }
            }
        });
        me.addListener('keyup', function (type, evt) {
            var keyCode = evt.keyCode || evt.which;
            if (!keys[keyCode] && !evt.ctrlKey && !evt.metaKey && !evt.shiftKey && !evt.altKey) {
                if (inputType)
                    return;
                if (!isCollapsed) {
                    this.undoManger.save(false, true);
                    isCollapsed = true;
                }
            }
        });

    };

///import core
///import plugins/inserthtml.js
///import plugins/undo.js
///import plugins/serialize.js
///commands 粘贴
///commandsName  PastePlain
///commandsTitle  纯文本粘贴模式
    /**
     * @description 粘贴
     * @author zhanyi
     */
    UM.plugins['paste'] = function () {
        function getClipboardData(callback) {
            var doc = this.document;
            if (doc.getElementById('baidu_pastebin')) {
                return;
            }
            var range = this.selection.getRange(),
                bk = range.createBookmark(),
                //创建剪贴的容器div
                pastebin = doc.createElement('div');
            pastebin.id = 'baidu_pastebin';
            // Safari 要求div必须有内容，才能粘贴内容进来
            browser.webkit && pastebin.appendChild(doc.createTextNode(domUtils.fillChar + domUtils.fillChar));
            this.body.appendChild(pastebin);
            //trace:717 隐藏的span不能得到top
            //bk.start.innerHTML = '&nbsp;';
            bk.start.style.display = '';

            pastebin.style.cssText = "position:absolute;width:1px;height:1px;overflow:hidden;left:-1000px;white-space:nowrap;top:" +
                //要在现在光标平行的位置加入，否则会出现跳动的问题
                $(bk.start).position().top + 'px';

            range.selectNodeContents(pastebin).select(true);

            setTimeout(function () {
                if (browser.webkit) {
                    for (var i = 0, pastebins = doc.querySelectorAll('#baidu_pastebin'), pi; pi = pastebins[i++];) {
                        if (domUtils.isEmptyNode(pi)) {
                            domUtils.remove(pi);
                        } else {
                            pastebin = pi;
                            break;
                        }
                    }
                }
                try {
                    pastebin.parentNode.removeChild(pastebin);
                } catch (e) {
                }
                range.moveToBookmark(bk).select(true);
                callback(pastebin);
            }, 0);
        }

        var me = this;


        function filter(div) {
            var html;
            if (div.firstChild) {
                //去掉cut中添加的边界值
                var nodes = domUtils.getElementsByTagName(div, 'span');
                for (var i = 0, ni; ni = nodes[i++];) {
                    if (ni.id == '_baidu_cut_start' || ni.id == '_baidu_cut_end') {
                        domUtils.remove(ni);
                    }
                }

                if (browser.webkit) {

                    var brs = div.querySelectorAll('div br');
                    for (var i = 0, bi; bi = brs[i++];) {
                        var pN = bi.parentNode;
                        if (pN.tagName == 'DIV' && pN.childNodes.length == 1) {
                            pN.innerHTML = '<p><br/></p>';
                            domUtils.remove(pN);
                        }
                    }
                    var divs = div.querySelectorAll('#baidu_pastebin');
                    for (var i = 0, di; di = divs[i++];) {
                        var tmpP = me.document.createElement('p');
                        di.parentNode.insertBefore(tmpP, di);
                        while (di.firstChild) {
                            tmpP.appendChild(di.firstChild);
                        }
                        domUtils.remove(di);
                    }

                    var metas = div.querySelectorAll('meta');
                    for (var i = 0, ci; ci = metas[i++];) {
                        domUtils.remove(ci);
                    }

                    var brs = div.querySelectorAll('br');
                    for (i = 0; ci = brs[i++];) {
                        if (/^apple-/i.test(ci.className)) {
                            domUtils.remove(ci);
                        }
                    }
                }
                if (browser.gecko) {
                    var dirtyNodes = div.querySelectorAll('[_moz_dirty]');
                    for (i = 0; ci = dirtyNodes[i++];) {
                        ci.removeAttribute('_moz_dirty');
                    }
                }
                if (!browser.ie) {
                    var spans = div.querySelectorAll('span.Apple-style-span');
                    for (var i = 0, ci; ci = spans[i++];) {
                        domUtils.remove(ci, true);
                    }
                }

                //ie下使用innerHTML会产生多余的\r\n字符，也会产生&nbsp;这里过滤掉
                html = div.innerHTML;//.replace(/>(?:(\s|&nbsp;)*?)</g,'><');

                //过滤word粘贴过来的冗余属性
                html = UM.filterWord(html);
                //取消了忽略空白的第二个参数，粘贴过来的有些是有空白的，会被套上相关的标签
                var root = UM.htmlparser(html);
                //如果给了过滤规则就先进行过滤
                if (me.options.filterRules) {
                    UM.filterNode(root, me.options.filterRules);
                }
                //执行默认的处理
                me.filterInputRule(root);
                //针对chrome的处理
                if (browser.webkit) {
                    var br = root.lastChild();
                    if (br && br.type == 'element' && br.tagName == 'br') {
                        root.removeChild(br)
                    }
                    utils.each(me.body.querySelectorAll('div'), function (node) {
                        if (domUtils.isEmptyBlock(node)) {
                            domUtils.remove(node)
                        }
                    })
                }
                html = {'html': root.toHtml()};
                me.fireEvent('beforepaste', html, root);
                //抢了默认的粘贴，那后边的内容就不执行了，比如表格粘贴
                if (!html.html) {
                    return;
                }

                me.execCommand('insertHtml', html.html, true);
                me.fireEvent("afterpaste", html);
            }
        }


        me.addListener('ready', function () {
            $(me.body).on('cut', function () {
                var range = me.selection.getRange();
                if (!range.collapsed && me.undoManger) {
                    me.undoManger.save();
                }
            }).on(browser.ie || browser.opera ? 'keydown' : 'paste', function (e) {
                //ie下beforepaste在点击右键时也会触发，所以用监控键盘才处理
                if ((browser.ie || browser.opera) && ((!e.ctrlKey && !e.metaKey) || e.keyCode != '86')) {
                    return;
                }
                getClipboardData.call(me, function (div) {
                    filter(div);
                });
            });

        });
    };


///import core
///commands 有序列表,无序列表
///commandsName  InsertOrderedList,InsertUnorderedList
///commandsTitle  有序列表,无序列表
    /**
     * 有序列表
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName     insertorderlist插入有序列表
     * @param   {String}   style               值为：decimal,lower-alpha,lower-roman,upper-alpha,upper-roman
     * @author zhanyi
     */
    /**
     * 无序链接
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName     insertunorderlist插入无序列表
     * * @param   {String}   style            值为：circle,disc,square
     * @author zhanyi
     */

    UM.plugins['list'] = function () {
        var me = this;

        me.setOpt({
            'insertorderedlist': {
                'decimal': '',
                'lower-alpha': '',
                'lower-roman': '',
                'upper-alpha': '',
                'upper-roman': ''
            },
            'insertunorderedlist': {
                'circle': '',
                'disc': '',
                'square': ''
            }
        });

        this.addInputRule(function (root) {
            utils.each(root.getNodesByTagName('li'), function (node) {
                if (node.children.length == 0) {
                    node.parentNode.removeChild(node);
                }
            })
        });
        me.commands['insertorderedlist'] =
            me.commands['insertunorderedlist'] = {
                execCommand: function (cmdName) {
                    this.document.execCommand(cmdName);
                    var rng = this.selection.getRange(),
                        bk = rng.createBookmark(true);

                    this.$body.find('ol,ul').each(function (i, n) {
                        var parent = n.parentNode;
                        if (parent.tagName == 'P' && parent.lastChild === parent.firstChild) {
                            $(n).children().each(function (j, li) {
                                var p = parent.cloneNode(false);
                                $(p).append(li.innerHTML);
                                $(li).html('').append(p);
                            });
                            $(n).insertBefore(parent);
                            $(parent).remove();
                        }

                        if (dtd.$inline[parent.tagName]) {
                            if (parent.tagName == 'SPAN') {

                                $(n).children().each(function (k, li) {
                                    var span = parent.cloneNode(false);
                                    if (li.firstChild.nodeName != 'P') {

                                        while (li.firstChild) {
                                            span.appendChild(li.firstChild)
                                        }
                                        ;
                                        $('<p></p>').appendTo(li).append(span);
                                    } else {
                                        while (li.firstChild) {
                                            span.appendChild(li.firstChild)
                                        }
                                        ;
                                        $(li.firstChild).append(span);
                                    }
                                })

                            }
                            domUtils.remove(parent, true)
                        }
                    });


                    rng.moveToBookmark(bk).select();
                    return true;
                },
                queryCommandState: function (cmdName) {
                    return this.document.queryCommandState(cmdName);
                }
            };
    };


///import core
///import plugins/serialize.js
///import plugins/undo.js
///commands 查看源码
///commandsName  Source
///commandsTitle  查看源码
    (function () {
        var sourceEditors = {
            textarea: function (editor, holder) {
                var textarea = holder.ownerDocument.createElement('textarea');
                textarea.style.cssText = 'resize:none;border:0;padding:0;margin:0;overflow-y:auto;outline:0';
                // todo: IE下只有onresize属性可用... 很纠结
                if (browser.ie && browser.version < 8) {

                    textarea.style.width = holder.offsetWidth + 'px';
                    textarea.style.height = holder.offsetHeight + 'px';
                    holder.onresize = function () {
                        textarea.style.width = holder.offsetWidth + 'px';
                        textarea.style.height = holder.offsetHeight + 'px';
                    };
                }
                holder.appendChild(textarea);
                return {
                    container: textarea,
                    setContent: function (content) {
                        textarea.value = content;
                    },
                    getContent: function () {
                        return textarea.value;
                    },
                    select: function () {
                        var range;
                        if (browser.ie) {
                            range = textarea.createTextRange();
                            range.collapse(true);
                            range.select();
                        } else {
                            //todo: chrome下无法设置焦点
                            textarea.setSelectionRange(0, 0);
                            textarea.focus();
                        }
                    },
                    dispose: function () {
                        holder.removeChild(textarea);
                        // todo
                        holder.onresize = null;
                        textarea = null;
                        holder = null;
                    }
                };
            }
        };

        UM.plugins['source'] = function () {
            var me = this;
            var opt = this.options;
            var sourceMode = false;
            var sourceEditor;

            opt.sourceEditor = 'textarea';

            me.setOpt({
                sourceEditorFirst: false
            });

            function createSourceEditor(holder) {
                return sourceEditors.textarea(me, holder);
            }

            var bakCssText;
            //解决在源码模式下getContent不能得到最新的内容问题
            var oldGetContent = me.getContent,
                bakAddress;

            me.commands['source'] = {
                execCommand: function () {

                    sourceMode = !sourceMode;
                    if (sourceMode) {
                        bakAddress = me.selection.getRange().createAddress(false, true);
                        me.undoManger && me.undoManger.save(true);
                        if (browser.gecko) {
                            me.body.contentEditable = false;
                        }

//                    bakCssText = me.body.style.cssText;
                        me.body.style.cssText += ';position:absolute;left:-32768px;top:-32768px;';


                        me.fireEvent('beforegetcontent');
                        var root = UM.htmlparser(me.body.innerHTML);
                        me.filterOutputRule(root);
                        root.traversal(function (node) {
                            if (node.type == 'element') {
                                switch (node.tagName) {
                                    case 'td':
                                    case 'th':
                                    case 'caption':
                                        if (node.children && node.children.length == 1) {
                                            if (node.firstChild().tagName == 'br') {
                                                node.removeChild(node.firstChild())
                                            }
                                        }
                                        ;
                                        break;
                                    case 'pre':
                                        node.innerText(node.innerText().replace(/&nbsp;/g, ' '))

                                }
                            }
                        });

                        me.fireEvent('aftergetcontent');

                        var content = root.toHtml(true);

                        sourceEditor = createSourceEditor(me.body.parentNode);

                        sourceEditor.setContent(content);

                        var getStyleValue = function (attr) {
                            return parseInt($(me.body).css(attr));
                        };
                        $(sourceEditor.container).width($(me.body).width() + getStyleValue("padding-left") + getStyleValue("padding-right"))
                            .height($(me.body).height());
                        setTimeout(function () {
                            sourceEditor.select();
                        });
                        //重置getContent，源码模式下取值也能是最新的数据
                        me.getContent = function () {
                            return sourceEditor.getContent() || '<p>' + (browser.ie ? '' : '<br/>') + '</p>';
                        };
                    } else {
                        me.$body.css({
                            'position': '',
                            'left': '',
                            'top': ''
                        });
//                    me.body.style.cssText = bakCssText;
                        var cont = sourceEditor.getContent() || '<p>' + (browser.ie ? '' : '<br/>') + '</p>';
                        //处理掉block节点前后的空格,有可能会误命中，暂时不考虑
                        cont = cont.replace(new RegExp('[\\r\\t\\n ]*<\/?(\\w+)\\s*(?:[^>]*)>', 'g'), function (a, b) {
                            if (b && !dtd.$inlineWithA[b.toLowerCase()]) {
                                return a.replace(/(^[\n\r\t ]*)|([\n\r\t ]*$)/g, '');
                            }
                            return a.replace(/(^[\n\r\t]*)|([\n\r\t]*$)/g, '')
                        });
                        me.setContent(cont);
                        sourceEditor.dispose();
                        sourceEditor = null;
                        //还原getContent方法
                        me.getContent = oldGetContent;
                        var first = me.body.firstChild;
                        //trace:1106 都删除空了，下边会报错，所以补充一个p占位
                        if (!first) {
                            me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>';
                        }
                        //要在ifm为显示时ff才能取到selection,否则报错
                        //这里不能比较位置了
                        me.undoManger && me.undoManger.save(true);
                        if (browser.gecko) {
                            me.body.contentEditable = true;
                        }
                        try {
                            me.selection.getRange().moveToAddress(bakAddress).select();
                        } catch (e) {
                        }

                    }
                    this.fireEvent('sourcemodechanged', sourceMode);
                },
                queryCommandState: function () {
                    return sourceMode | 0;
                },
                notNeedUndo: 1
            };
            var oldQueryCommandState = me.queryCommandState;


            me.queryCommandState = function (cmdName) {
                cmdName = cmdName.toLowerCase();
                if (sourceMode) {
                    //源码模式下可以开启的命令
                    return cmdName in {
                        'source': 1,
                        'fullscreen': 1
                    } ? oldQueryCommandState.apply(this, arguments) : -1
                }
                return oldQueryCommandState.apply(this, arguments);
            };

        };

    })();
///import core
///import plugins/undo.js
///commands 设置回车标签p或br
///commandsName  EnterKey
///commandsTitle  设置回车标签p或br
    /**
     * @description 处理回车
     * @author zhanyi
     */
    UM.plugins['enterkey'] = function () {
        var hTag,
            me = this,
            tag = me.options.enterTag;
        me.addListener('keyup', function (type, evt) {

            var keyCode = evt.keyCode || evt.which;
            if (keyCode == 13) {
                var range = me.selection.getRange(),
                    start = range.startContainer,
                    doSave;

                //修正在h1-h6里边回车后不能嵌套p的问题
                if (!browser.ie) {

                    if (/h\d/i.test(hTag)) {
                        if (browser.gecko) {
                            var h = domUtils.findParentByTagName(start, ['h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'blockquote', 'caption', 'table'], true);
                            if (!h) {
                                me.document.execCommand('formatBlock', false, '<p>');
                                doSave = 1;
                            }
                        } else {
                            //chrome remove div
                            if (start.nodeType == 1) {
                                var tmp = me.document.createTextNode(''), div;
                                range.insertNode(tmp);
                                div = domUtils.findParentByTagName(tmp, 'div', true);
                                if (div) {
                                    var p = me.document.createElement('p');
                                    while (div.firstChild) {
                                        p.appendChild(div.firstChild);
                                    }
                                    div.parentNode.insertBefore(p, div);
                                    domUtils.remove(div);
                                    range.setStartBefore(tmp).setCursor();
                                    doSave = 1;
                                }
                                domUtils.remove(tmp);

                            }
                        }

                        if (me.undoManger && doSave) {
                            me.undoManger.save();
                        }
                    }
                    //没有站位符，会出现多行的问题
                    browser.opera && range.select();
                } else {
                    me.fireEvent('saveScene', true, true)
                }
            }
        });

        me.addListener('keydown', function (type, evt) {
            var keyCode = evt.keyCode || evt.which;
            if (keyCode == 13) {//回车
                if (me.fireEvent('beforeenterkeydown')) {
                    domUtils.preventDefault(evt);
                    return;
                }
                me.fireEvent('saveScene', true, true);
                hTag = '';


                var range = me.selection.getRange();

                if (!range.collapsed) {
                    //跨td不能删
                    var start = range.startContainer,
                        end = range.endContainer,
                        startTd = domUtils.findParentByTagName(start, 'td', true),
                        endTd = domUtils.findParentByTagName(end, 'td', true);
                    if (startTd && endTd && startTd !== endTd || !startTd && endTd || startTd && !endTd) {
                        evt.preventDefault ? evt.preventDefault() : (evt.returnValue = false);
                        return;
                    }
                }
                if (tag == 'p') {


                    if (!browser.ie) {

                        start = domUtils.findParentByTagName(range.startContainer, ['ol', 'ul', 'p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'blockquote', 'caption'], true);

                        //opera下执行formatblock会在table的场景下有问题，回车在opera原生支持很好，所以暂时在opera去掉调用这个原生的command
                        //trace:2431
                        if (!start && !browser.opera) {

                            me.document.execCommand('formatBlock', false, '<p>');

                            if (browser.gecko) {
                                range = me.selection.getRange();
                                start = domUtils.findParentByTagName(range.startContainer, 'p', true);
                                start && domUtils.removeDirtyAttr(start);
                            }


                        } else {
                            hTag = start.tagName;
                            start.tagName.toLowerCase() == 'p' && browser.gecko && domUtils.removeDirtyAttr(start);
                        }

                    }

                }

            }
        });

        browser.ie && me.addListener('setDisabled', function () {
            $(me.body).find('p').each(function (i, p) {
                if (domUtils.isEmptyBlock(p)) {
                    p.innerHTML = '&nbsp;'
                }
            })
        })
    };

///import core
///commands 预览
///commandsName  Preview
///commandsTitle  预览
    /**
     * 预览
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName     preview预览编辑器内容
     */
    UM.commands['preview'] = {
        execCommand: function () {
            var w = window.open('', '_blank', ''),
                d = w.document,
                c = this.getContent(null, null, true),
                path = this.getOpt('UMEDITOR_HOME_URL'),
                formula = c.indexOf('mathquill-embedded-latex') != -1 ?
                    '<link rel="stylesheet" href="' + path + 'third-party/mathquill/mathquill.css"/>' +
                    '<script src="' + path + 'third-party/jquery.min.js"></script>' +
                    '<script src="' + path + 'third-party/mathquill/mathquill.min.js"></script>' : '';
            d.open();
            d.write('<html><head>' + formula + '</head><body><div>' + c + '</div></body></html>');
            d.close();
        },
        notNeedUndo: 1
    };

///import core
///commands 加粗,斜体,上标,下标
///commandsName  Bold,Italic,Subscript,Superscript
///commandsTitle  加粗,加斜,下标,上标
    /**
     * b u i等基础功能实现
     * @function
     * @name UM.execCommands
     * @param    {String}    cmdName    bold加粗。italic斜体。subscript上标。superscript下标。
     */
    UM.plugins['basestyle'] = function () {
        var basestyles = ['bold', 'underline', 'superscript', 'subscript', 'italic', 'strikethrough'],
            me = this;
        //添加快捷键
        me.addshortcutkey({
            "Bold": "ctrl+66",//^B
            "Italic": "ctrl+73", //^I
            "Underline": "ctrl+shift+85",//^U
            "strikeThrough": 'ctrl+shift+83' //^s
        });
        //过滤最后的产出数据
        me.addOutputRule(function (root) {
            $.each(root.getNodesByTagName('b i u strike s'), function (i, node) {
                switch (node.tagName) {
                    case 'b':
                        node.tagName = 'strong';
                        break;
                    case 'i':
                        node.tagName = 'em';
                        break;
                    case 'u':
                        node.tagName = 'span';
                        node.setStyle('text-decoration', 'underline');
                        break;
                    case 's':
                    case 'strike':
                        node.tagName = 'span';
                        node.setStyle('text-decoration', 'line-through')
                }
            });
        });
        $.each(basestyles, function (i, cmd) {
            me.commands[cmd] = {
                execCommand: function (cmdName) {
                    var rng = this.selection.getRange();
                    if (rng.collapsed && this.queryCommandState(cmdName) != 1) {
                        var node = this.document.createElement({
                            'bold': 'strong',
                            'underline': 'u',
                            'superscript': 'sup',
                            'subscript': 'sub',
                            'italic': 'em',
                            'strikethrough': 'strike'
                        }[cmdName]);
                        rng.insertNode(node).setStart(node, 0).setCursor(false);
                        return true;
                    } else {
                        return this.document.execCommand(cmdName)
                    }

                },
                queryCommandState: function (cmdName) {
                    if (browser.gecko) {
                        return this.document.queryCommandState(cmdName)
                    }
                    var path = this.selection.getStartElementPath(), result = false;
                    $.each(path, function (i, n) {
                        switch (cmdName) {
                            case 'bold':
                                if (n.nodeName == 'STRONG' || n.nodeName == 'B') {
                                    result = 1;
                                    return false;
                                }
                                break;
                            case 'underline':
                                if (n.nodeName == 'U' || n.nodeName == 'SPAN' && $(n).css('text-decoration') == 'underline') {
                                    result = 1;
                                    return false;
                                }
                                break;
                            case 'superscript':
                                if (n.nodeName == 'SUP') {
                                    result = 1;
                                    return false;
                                }
                                break;
                            case 'subscript':
                                if (n.nodeName == 'SUB') {
                                    result = 1;
                                    return false;
                                }
                                break;
                            case 'italic':
                                if (n.nodeName == 'EM' || n.nodeName == 'I') {
                                    result = 1;
                                    return false;
                                }
                                break;
                            case 'strikethrough':
                                if (n.nodeName == 'S' || n.nodeName == 'STRIKE' || n.nodeName == 'SPAN' && $(n).css('text-decoration') == 'line-through') {
                                    result = 1;
                                    return false;
                                }
                                break;
                        }
                    })
                    return result
                }
            };
        })
    };


///import core
///import plugins/inserthtml.js
///commands 视频
///commandsName InsertVideo
///commandsTitle  插入视频
///commandsDialog  dialogs\video
    UM.plugins['video'] = function () {
        var me = this,
            div;

        /**
         * 创建插入视频字符窜
         * @param url 视频地址
         * @param width 视频宽度
         * @param height 视频高度
         * @param align 视频对齐
         * @param toEmbed 是否以flash代替显示
         * @param addParagraph  是否需要添加P 标签
         */
        function creatInsertStr(url, width, height, id, align, toEmbed) {
            return !toEmbed ?

                '<img ' + (id ? 'id="' + id + '"' : '') + ' width="' + width + '" height="' + height + '" _url="' + url + '" class="edui-faked-video"' +
                ' src="' + me.options.UMEDITOR_HOME_URL + 'themes/default/images/spacer.gif" style="background:url(' + me.options.UMEDITOR_HOME_URL + 'themes/default/images/videologo.gif) no-repeat center center; border:1px solid gray;' + (align ? 'float:' + align + ';' : '') + '" />'

                :
                '<video class="edui-faked-video" ' +
                ' src="' + url + '" width="' + width + '" height="' + height + '"' + (align ? ' style="float:' + align + '"' : '') +
                ' controls autoplay preload="auto"></video>';
        }

        function switchImgAndEmbed(root, img2embed) {
            utils.each(root.getNodesByTagName(img2embed ? 'img' : 'embed'), function (node) {
                if (node.getAttr('class') == 'edui-faked-video') {

                    var html = creatInsertStr(img2embed ? node.getAttr('_url') : node.getAttr('src'), node.getAttr('width'), node.getAttr('height'), null, node.getStyle('float') || '', img2embed);
                    node.parentNode.replaceChild(UM.uNode.createElement(html), node)
                }
            })
        }

        me.addOutputRule(function (root) {
            switchImgAndEmbed(root, true)
        });
        me.addInputRule(function (root) {
            switchImgAndEmbed(root)
        });

        me.commands["insertvideo"] = {
            execCommand: function (cmd, videoObjs) {
                videoObjs = utils.isArray(videoObjs) ? videoObjs : [videoObjs];
                var html = [], id = 'tmpVedio';
                for (var i = 0, vi, len = videoObjs.length; i < len; i++) {
                    vi = videoObjs[i];
                    vi.url = utils.unhtml(vi.url, /[<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g);
                    html.push(creatInsertStr(vi.url, vi.width || 420, vi.height || 280, id + i, vi.align, false));
                }
                me.execCommand("inserthtml", html.join(""), true);

            },
            queryCommandState: function () {
                var img = me.selection.getRange().getClosedNode(),
                    flag = img && (img.className == "edui-faked-video");
                return flag ? 1 : 0;
            }
        };
    };
///import core
///commands 全选
///commandsName  SelectAll
///commandsTitle  全选
    /**
     * 选中所有
     * @function
     * @name UM.execCommand
     * @param   {String}   cmdName    selectall选中编辑器里的所有内容
     * @author zhanyi
     */
    UM.plugins['selectall'] = function () {
        var me = this;
        me.commands['selectall'] = {
            execCommand: function () {
                //去掉了原生的selectAll,因为会出现报错和当内容为空时，不能出现闭合状态的光标
                var me = this, body = me.body,
                    range = me.selection.getRange();
                range.selectNodeContents(body);
                if (domUtils.isEmptyBlock(body)) {
                    //opera不能自动合并到元素的里边，要手动处理一下
                    if (browser.opera && body.firstChild && body.firstChild.nodeType == 1) {
                        range.setStartAtFirst(body.firstChild);
                    }
                    range.collapse(true);
                }
                range.select(true);
            },
            notNeedUndo: 1
        };


        //快捷键
        me.addshortcutkey({
            "selectAll": "ctrl+65"
        });
    };

//UM.plugins['removeformat'] = function () {
//    var me = this;
//    me.commands['removeformat'] = {
//        execCommand: function () {
//            me.document.execCommand('removeformat');
//
//            /* 处理ie8和firefox选区有链接时,清除格式的bug */
//            if (browser.gecko || browser.ie8 || browser.webkit) {
//                var nativeRange = this.selection.getNative().getRangeAt(0),
//                    common = nativeRange.commonAncestorContainer,
//                    rng = me.selection.getRange(),
//                    bk = rng.createBookmark();
//
//                function isEleInBookmark(node, bk){
//                    if ( (domUtils.getPosition(node, bk.start) & domUtils.POSITION_FOLLOWING) &&
//                        (domUtils.getPosition(bk.end, node) & domUtils.POSITION_FOLLOWING) ) {
//                        return true;
//                    } else if ( (domUtils.getPosition(node, bk.start) & domUtils.POSITION_CONTAINS) ||
//                        (domUtils.getPosition(node, bk.end) & domUtils.POSITION_CONTAINS) ) {
//                        return true;
//                    }
//                    return false;
//                }
//
//                $(common).find('a').each(function (k, a) {
//                    if ( isEleInBookmark(a, bk) ) {
//                        a.removeAttribute('style');
//                    }
//                });
//
//            }
//        }
//    };
//
//};
//


    UM.plugins['removeformat'] = function () {
        var me = this;
        me.setOpt({
            'removeFormatTags': 'b,big,code,del,dfn,em,font,i,ins,kbd,q,samp,small,span,strike,strong,sub,sup,tt,u,var',
            'removeFormatAttributes': 'class,style,lang,width,height,align,hspace,valign'
        });
        me.commands['removeformat'] = {
            execCommand: function (cmdName, tags, style, attrs, notIncludeA) {
                var tagReg = new RegExp('^(?:' + (tags || this.options.removeFormatTags).replace(/,/g, '|') + ')$', 'i'),
                    removeFormatAttributes = style ? [] : (attrs || this.options.removeFormatAttributes).split(','),
                    range = new dom.Range(this.document),
                    bookmark, node, parent,
                    filter = function (node) {
                        return node.nodeType == 1;
                    };

                function isRedundantSpan(node) {
                    if (node.nodeType == 3 || node.tagName.toLowerCase() != 'span') {
                        return 0;
                    }
                    if (browser.ie) {
                        //ie 下判断实效，所以只能简单用style来判断
                        //return node.style.cssText == '' ? 1 : 0;
                        var attrs = node.attributes;
                        if (attrs.length) {
                            for (var i = 0, l = attrs.length; i < l; i++) {
                                if (attrs[i].specified) {
                                    return 0;
                                }
                            }
                            return 1;
                        }
                    }
                    return !node.attributes.length;
                }

                function doRemove(range) {

                    var bookmark1 = range.createBookmark();
                    if (range.collapsed) {
                        range.enlarge(true);
                    }

                    //不能把a标签切了
                    if (!notIncludeA) {
                        var aNode = domUtils.findParentByTagName(range.startContainer, 'a', true);
                        if (aNode) {
                            range.setStartBefore(aNode);
                        }

                        aNode = domUtils.findParentByTagName(range.endContainer, 'a', true);
                        if (aNode) {
                            range.setEndAfter(aNode);
                        }

                    }


                    bookmark = range.createBookmark();

                    node = bookmark.start;

                    //切开始
                    while ((parent = node.parentNode) && !domUtils.isBlockElm(parent)) {
                        domUtils.breakParent(node, parent);
                        domUtils.clearEmptySibling(node);
                    }
                    if (bookmark.end) {
                        //切结束
                        node = bookmark.end;
                        while ((parent = node.parentNode) && !domUtils.isBlockElm(parent)) {
                            domUtils.breakParent(node, parent);
                            domUtils.clearEmptySibling(node);
                        }

                        //开始去除样式
                        var current = domUtils.getNextDomNode(bookmark.start, false, filter),
                            next;
                        while (current) {
                            if (current == bookmark.end) {
                                break;
                            }

                            next = domUtils.getNextDomNode(current, true, filter);

                            if (!dtd.$empty[current.tagName.toLowerCase()] && !domUtils.isBookmarkNode(current)) {
                                if (tagReg.test(current.tagName)) {
                                    if (style) {
                                        domUtils.removeStyle(current, style);
                                        if (isRedundantSpan(current) && style != 'text-decoration') {
                                            domUtils.remove(current, true);
                                        }
                                    } else {
                                        domUtils.remove(current, true);
                                    }
                                } else {
                                    //trace:939  不能把list上的样式去掉
                                    if (!dtd.$tableContent[current.tagName] && !dtd.$list[current.tagName]) {
                                        domUtils.removeAttributes(current, removeFormatAttributes);
                                        if (isRedundantSpan(current)) {
                                            domUtils.remove(current, true);
                                        }
                                    }

                                }
                            }
                            current = next;
                        }
                    }
                    //trace:1035
                    //trace:1096 不能把td上的样式去掉，比如边框
                    var pN = bookmark.start.parentNode;
                    if (domUtils.isBlockElm(pN) && !dtd.$tableContent[pN.tagName] && !dtd.$list[pN.tagName]) {
                        var remove_check = pN.getAttribute('class'); //新增
                        if (remove_check && remove_check.indexOf('edui-body-container') > -1) {
                        } else {
                            domUtils.removeAttributes(pN, removeFormatAttributes);
                        }
                    }
                    pN = bookmark.end.parentNode;
                    if (bookmark.end && domUtils.isBlockElm(pN) && !dtd.$tableContent[pN.tagName] && !dtd.$list[pN.tagName]) {
                        var remove_check = pN.getAttribute('class'); //新增
                        if (remove_check && remove_check.indexOf('edui-body-container') > -1) {
                        } else {
                            domUtils.removeAttributes(pN, removeFormatAttributes);
                        }
                    }
                    range.moveToBookmark(bookmark).moveToBookmark(bookmark1);
                    //清除冗余的代码 <b><bookmark></b>
                    var node = range.startContainer,
                        tmp,
                        collapsed = range.collapsed;
                    console.log(node);
                    while (node.nodeType == 1 && domUtils.isEmptyNode(node) && dtd.$removeEmpty[node.tagName]) {
                        tmp = node.parentNode;
                        range.setStartBefore(node);
                        //trace:937
                        //更新结束边界
                        if (range.startContainer === range.endContainer) {
                            range.endOffset--;
                        }
                        domUtils.remove(node);
                        node = tmp;
                    }

                    if (!collapsed) {
                        node = range.endContainer;
                        while (node.nodeType == 1 && domUtils.isEmptyNode(node) && dtd.$removeEmpty[node.tagName]) {
                            tmp = node.parentNode;
                            range.setEndBefore(node);
                            domUtils.remove(node);

                            node = tmp;
                        }
                    }
                }


                range = this.selection.getRange();
                if (!range.collapsed) {
                    doRemove(range);
                    range.select();
                }

            }

        };

    };
    /*
 *   处理特殊键的兼容性问题
 */
    UM.plugins['keystrokes'] = function () {
        var me = this;
        var collapsed = true;
        me.addListener('keydown', function (type, evt) {
            var keyCode = evt.keyCode || evt.which,
                rng = me.selection.getRange();

            //处理全选的情况
            if (!rng.collapsed && !(evt.ctrlKey || evt.shiftKey || evt.altKey || evt.metaKey) && (keyCode >= 65 && keyCode <= 90
                || keyCode >= 48 && keyCode <= 57 ||
                keyCode >= 96 && keyCode <= 111 || {
                    13: 1,
                    8: 1,
                    46: 1
                }[keyCode])
            ) {

                var tmpNode = rng.startContainer;
                if (domUtils.isFillChar(tmpNode)) {
                    rng.setStartBefore(tmpNode)
                }
                tmpNode = rng.endContainer;
                if (domUtils.isFillChar(tmpNode)) {
                    rng.setEndAfter(tmpNode)
                }
                rng.txtToElmBoundary();
                //结束边界可能放到了br的前边，要把br包含进来
                // x[xxx]<br/>
                if (rng.endContainer && rng.endContainer.nodeType == 1) {
                    tmpNode = rng.endContainer.childNodes[rng.endOffset];
                    if (tmpNode && domUtils.isBr(tmpNode)) {
                        rng.setEndAfter(tmpNode);
                    }
                }
                if (rng.startOffset == 0) {
                    tmpNode = rng.startContainer;
                    if (domUtils.isBoundaryNode(tmpNode, 'firstChild')) {
                        tmpNode = rng.endContainer;
                        if (rng.endOffset == (tmpNode.nodeType == 3 ? tmpNode.nodeValue.length : tmpNode.childNodes.length) && domUtils.isBoundaryNode(tmpNode, 'lastChild')) {
                            me.fireEvent('saveScene');
                            me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>';
                            rng.setStart(me.body.firstChild, 0).setCursor(false, true);
                            me._selectionChange();
                            return;
                        }
                    }
                }
            }

            //处理backspace
            if (keyCode == 8) {
                rng = me.selection.getRange();
                collapsed = rng.collapsed;
                if (me.fireEvent('delkeydown', evt)) {
                    return;
                }
                var start, end;
                //避免按两次删除才能生效的问题
                if (rng.collapsed && rng.inFillChar()) {
                    start = rng.startContainer;

                    if (domUtils.isFillChar(start)) {
                        rng.setStartBefore(start).shrinkBoundary(true).collapse(true);
                        domUtils.remove(start)
                    } else {
                        start.nodeValue = start.nodeValue.replace(new RegExp('^' + domUtils.fillChar), '');
                        rng.startOffset--;
                        rng.collapse(true).select(true)
                    }
                }
                //解决选中control元素不能删除的问题
                if (start = rng.getClosedNode()) {
                    me.fireEvent('saveScene');
                    rng.setStartBefore(start);
                    domUtils.remove(start);
                    rng.setCursor();
                    me.fireEvent('saveScene');
                    domUtils.preventDefault(evt);
                    return;
                }
                //阻止在table上的删除
                if (!browser.ie) {
                    start = domUtils.findParentByTagName(rng.startContainer, 'table', true);
                    end = domUtils.findParentByTagName(rng.endContainer, 'table', true);
                    if (start && !end || !start && end || start !== end) {
                        evt.preventDefault();
                        return;
                    }
                }
                start = rng.startContainer;
                if (rng.collapsed && start.nodeType == 1) {
                    var currentNode = start.childNodes[rng.startOffset - 1];
                    if (currentNode && currentNode.nodeType == 1 && currentNode.tagName == 'BR') {
                        me.fireEvent('saveScene');
                        rng.setStartBefore(currentNode).collapse(true);
                        domUtils.remove(currentNode);
                        rng.select();
                        me.fireEvent('saveScene');
                    }
                }

                //trace:3613
                if (browser.chrome) {
                    if (rng.collapsed) {

                        while (rng.startOffset == 0 && !domUtils.isEmptyBlock(rng.startContainer)) {
                            rng.setStartBefore(rng.startContainer)
                        }
                        var pre = rng.startContainer.childNodes[rng.startOffset - 1];
                        if (pre && pre.nodeName == 'BR') {
                            rng.setStartBefore(pre);
                            me.fireEvent('saveScene');
                            $(pre).remove();
                            rng.setCursor();
                            me.fireEvent('saveScene');
                        }

                    }
                }
            }
            //trace:1634
            //ff的del键在容器空的时候，也会删除
            if (browser.gecko && keyCode == 46) {
                var range = me.selection.getRange();
                if (range.collapsed) {
                    start = range.startContainer;
                    if (domUtils.isEmptyBlock(start)) {
                        var parent = start.parentNode;
                        while (domUtils.getChildCount(parent) == 1 && !domUtils.isBody(parent)) {
                            start = parent;
                            parent = parent.parentNode;
                        }
                        if (start === parent.lastChild)
                            evt.preventDefault();
                        return;
                    }
                }
            }
        });
        me.addListener('keyup', function (type, evt) {
            var keyCode = evt.keyCode || evt.which,
                rng, me = this;
            if (keyCode == 8) {
                if (me.fireEvent('delkeyup')) {
                    return;
                }
                rng = me.selection.getRange();
                if (rng.collapsed) {
                    var tmpNode,
                        autoClearTagName = ['h1', 'h2', 'h3', 'h4', 'h5', 'h6'];
                    if (tmpNode = domUtils.findParentByTagName(rng.startContainer, autoClearTagName, true)) {
                        if (domUtils.isEmptyBlock(tmpNode)) {
                            var pre = tmpNode.previousSibling;
                            if (pre && pre.nodeName != 'TABLE') {
                                domUtils.remove(tmpNode);
                                rng.setStartAtLast(pre).setCursor(false, true);
                                return;
                            } else {
                                var next = tmpNode.nextSibling;
                                if (next && next.nodeName != 'TABLE') {
                                    domUtils.remove(tmpNode);
                                    rng.setStartAtFirst(next).setCursor(false, true);
                                    return;
                                }
                            }
                        }
                    }
                    //处理当删除到body时，要重新给p标签展位
                    if (domUtils.isBody(rng.startContainer)) {
                        var tmpNode = domUtils.createElement(me.document, 'p', {
                            'innerHTML': browser.ie ? domUtils.fillChar : '<br/>'
                        });
                        rng.insertNode(tmpNode).setStart(tmpNode, 0).setCursor(false, true);
                    }
                }


                //chrome下如果删除了inline标签，浏览器会有记忆，在输入文字还是会套上刚才删除的标签，所以这里再选一次就不会了
                if (!collapsed && (rng.startContainer.nodeType == 3 || rng.startContainer.nodeType == 1 && domUtils.isEmptyBlock(rng.startContainer))) {
                    if (browser.ie) {
                        var span = rng.document.createElement('span');
                        rng.insertNode(span).setStartBefore(span).collapse(true);
                        rng.select();
                        domUtils.remove(span)
                    } else {
                        rng.select()
                    }

                }
            }

        })
    };
    /**
     * 自动保存草稿
     */
    UM.plugins['autosave'] = function () {


        var me = this,
            //无限循环保护
            lastSaveTime = new Date(),
            //最小保存间隔时间
            MIN_TIME = 20,
            //auto save key
            saveKey = null;


        //默认间隔时间
        me.setOpt('saveInterval', 500);

        //存储媒介封装
        var LocalStorage = UM.LocalStorage = (function () {

            var storage = window.localStorage || getUserData() || null,
                LOCAL_FILE = "localStorage";

            return {

                saveLocalData: function (key, data) {

                    if (storage && data) {
                        storage.setItem(key, data);
                        return true;
                    }

                    return false;

                },

                getLocalData: function (key) {

                    if (storage) {
                        return storage.getItem(key);
                    }

                    return null;

                },

                removeItem: function (key) {

                    storage && storage.removeItem(key);

                }

            };

            function getUserData() {

                var container = document.createElement("div");
                container.style.display = "none";

                if (!container.addBehavior) {
                    return null;
                }

                container.addBehavior("#default#userdata");

                return {

                    getItem: function (key) {

                        var result = null;

                        try {
                            document.body.appendChild(container);
                            container.load(LOCAL_FILE);
                            result = container.getAttribute(key);
                            document.body.removeChild(container);
                        } catch (e) {
                        }

                        return result;

                    },

                    setItem: function (key, value) {

                        document.body.appendChild(container);
                        container.setAttribute(key, value);
                        container.save(LOCAL_FILE);
                        document.body.removeChild(container);

                    },
//               暂时没有用到
//                clear: function () {
//
//                    var expiresTime = new Date();
//                    expiresTime.setFullYear( expiresTime.getFullYear() - 1 );
//                    document.body.appendChild( container );
//                    container.expires = expiresTime.toUTCString();
//                    container.save( LOCAL_FILE );
//                    document.body.removeChild( container );
//
//                },

                    removeItem: function (key) {

                        document.body.appendChild(container);
                        container.removeAttribute(key);
                        container.save(LOCAL_FILE);
                        document.body.removeChild(container);

                    }

                };

            }

        })();

        function save(editor) {

            var saveData = null;

            if (new Date() - lastSaveTime < MIN_TIME) {
                return;
            }

            if (!editor.hasContents()) {
                //这里不能调用命令来删除， 会造成事件死循环
                saveKey && LocalStorage.removeItem(saveKey);
                return;
            }

            lastSaveTime = new Date();

            editor._saveFlag = null;

            saveData = me.body.innerHTML;

            if (editor.fireEvent("beforeautosave", {
                content: saveData
            }) === false) {
                return;
            }

            LocalStorage.saveLocalData(saveKey, saveData);

            editor.fireEvent("afterautosave", {
                content: saveData
            });

        }

        me.addListener('ready', function () {
            var _suffix = "-drafts-data",
                key = null;

            if (me.key) {
                key = me.key + _suffix;
            } else {
                key = (me.container.parentNode.id || 'ue-common') + _suffix;
            }

            //页面地址+编辑器ID 保持唯一
            saveKey = (location.protocol + location.host + location.pathname).replace(/[.:\/]/g, '_') + key;
        });

        me.addListener('contentchange', function () {

            if (!saveKey) {
                return;
            }

            if (me._saveFlag) {
                window.clearTimeout(me._saveFlag);
            }

            if (me.options.saveInterval > 0) {

                me._saveFlag = window.setTimeout(function () {

                    save(me);

                }, me.options.saveInterval);

            } else {

                save(me);

            }

        })


        me.commands['clearlocaldata'] = {
            execCommand: function (cmd, name) {
                if (saveKey && LocalStorage.getLocalData(saveKey)) {
                    LocalStorage.removeItem(saveKey)
                }
            },
            notNeedUndo: true,
            ignoreContentChange: true
        };

        me.commands['getlocaldata'] = {
            execCommand: function (cmd, name) {
                return saveKey ? LocalStorage.getLocalData(saveKey) || '' : '';
            },
            notNeedUndo: true,
            ignoreContentChange: true
        };

        me.commands['drafts'] = {
            execCommand: function (cmd, name) {
                if (saveKey) {
                    me.body.innerHTML = LocalStorage.getLocalData(saveKey) || '<p>' + (browser.ie ? '&nbsp;' : '<br/>') + '</p>';
                    me.focus(true);
                }
            },
            queryCommandState: function () {
                return saveKey ? (LocalStorage.getLocalData(saveKey) === null ? -1 : 0) : -1;
            },
            notNeedUndo: true,
            ignoreContentChange: true
        }

    };

    /**
     * @description
     * 1.拖放文件到编辑区域，自动上传并插入到选区
     * 2.插入粘贴板的图片，自动上传并插入到选区
     * @author Jinqn
     * @date 2013-10-14
     */
    UM.plugins['autoupload'] = function () {

        var me = this;

        me.setOpt('pasteImageEnabled', true);
        me.setOpt('dropFileEnabled', true);
        var sendAndInsertImage = function (file, editor) {
            //模拟数据
            var fd = new FormData();
            fd.append(editor.options.imageFieldName || 'upfile', file, file.name || ('blob.' + file.type.substr('image/'.length)));
            fd.append('type', 'ajax');
            var xhr = new XMLHttpRequest();
            xhr.open("post", me.options.imageUrl, true);
            xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
            xhr.addEventListener('load', function (e) {
                try {
                    var json = eval('(' + e.target.response + ')'),
                        link = json.url,
                        picLink = me.options.imagePath + link;
                    editor.execCommand('insertimage', {
                        src: picLink,
                        _src: picLink
                    });
                } catch (er) {
                }
            });
            xhr.send(fd);
        };

        function getPasteImage(e) {
            return e.clipboardData && e.clipboardData.items && e.clipboardData.items.length == 1 && /^image\//.test(e.clipboardData.items[0].type) ? e.clipboardData.items : null;
        }

        function getDropImage(e) {
            return e.dataTransfer && e.dataTransfer.files ? e.dataTransfer.files : null;
        }

        me.addListener('ready', function () {
            if (window.FormData && window.FileReader) {
                var autoUploadHandler = function (e) {
                    var hasImg = false,
                        items;
                    //获取粘贴板文件列表或者拖放文件列表
                    items = e.type == 'paste' ? getPasteImage(e.originalEvent) : getDropImage(e.originalEvent);
                    if (items) {
                        var len = items.length,
                            file;
                        while (len--) {
                            file = items[len];
                            if (file.getAsFile) file = file.getAsFile();
                            if (file && file.size > 0 && /image\/\w+/i.test(file.type)) {
                                sendAndInsertImage(file, me);
                                hasImg = true;
                            }
                        }
                        if (hasImg) return false;
                    }

                };
                me.getOpt('pasteImageEnabled') && me.$body.on('paste', autoUploadHandler);
                me.getOpt('dropFileEnabled') && me.$body.on('drop', autoUploadHandler);

                //取消拖放图片时出现的文字光标位置提示
                me.$body.on('dragover', function (e) {
                    if (e.originalEvent.dataTransfer.types[0] == 'Files') {
                        return false;
                    }
                });
            }
        });

    };
    /**
     * 公式插件
     */
    UM.plugins['formula'] = function () {
        var me = this;

        function getActiveIframe() {
            return me.$body.find('iframe.edui-formula-active')[0] || null;
        }

        function blurActiveIframe() {
            var iframe = getActiveIframe();
            iframe && iframe.contentWindow.formula.blur();
        }

        me.addInputRule(function (root) {
            $.each(root.getNodesByTagName('span'), function (i, node) {
                if (node.hasClass('mathquill-embedded-latex')) {
                    var firstChild, latex = '';
                    while (firstChild = node.firstChild()) {
                        latex += firstChild.data;
                        node.removeChild(firstChild);
                    }
                    node.tagName = 'iframe';
                    node.setAttr({
                        'frameborder': '0',
                        'src': me.getOpt('UMEDITOR_HOME_URL') + 'dialogs/formula/formula.html',
                        'data-latex': utils.unhtml(latex)
                    });
                }
            });
        });
        me.addOutputRule(function (root) {
            $.each(root.getNodesByTagName('iframe'), function (i, node) {
                if (node.hasClass('mathquill-embedded-latex')) {
                    node.tagName = 'span';
                    node.appendChild(UM.uNode.createText(node.getAttr('data-latex')));
                    node.setAttr({
                        'frameborder': '',
                        'src': '',
                        'data-latex': ''
                    });
                }
            });
        });
        me.addListener('click', function () {
            blurActiveIframe();
        });
        me.addListener('afterexeccommand', function (type, cmd) {
            if (cmd != 'formula') {
                blurActiveIframe();
            }
        });

        me.commands['formula'] = {
            execCommand: function (cmd, latex) {
                var iframe = getActiveIframe();
                if (iframe) {
                    iframe.contentWindow.formula.insertLatex(latex);
                } else {
                    me.execCommand('inserthtml', '<span class="mathquill-embedded-latex">' + latex + '</span>');
                    browser.ie && browser.ie9below && setTimeout(function () {
                        var rng = me.selection.getRange(),
                            startContainer = rng.startContainer;
                        if (startContainer.nodeType == 1 && !startContainer.childNodes[rng.startOffset]) {
                            rng.insertNode(me.document.createTextNode(' '));
                            rng.setCursor()
                        }
                    }, 100)
                }
            },
            queryCommandState: function (cmd) {
                return 0;
            },
            queryCommandValue: function (cmd) {
                var iframe = getActiveIframe();
                return iframe && iframe.contentWindow.formula.getLatex();
            }
        }

    };

    /**
     * @file xssFilter.js
     * @desc xss过滤器
     * @author robbenmu
     */

    UM.plugins.xssFilter = function () {

        var config = UMEDITOR_CONFIG;
        var whiteList = config.whiteList;

        function filter(node) {

            var tagName = node.tagName;
            var attrs = node.attrs;

            if (!whiteList.hasOwnProperty(tagName)) {
                node.parentNode.removeChild(node);
                return false;
            }

            UM.utils.each(attrs, function (val, key) {

                if (whiteList[tagName].indexOf(key) === -1) {
                    node.setAttr(key);
                }
            });
        }

        // 添加inserthtml\paste等操作用的过滤规则
        if (whiteList && config.xssFilterRules) {
            this.options.filterRules = function () {

                var result = {};

                UM.utils.each(whiteList, function (val, key) {
                    result[key] = function (node) {
                        return filter(node);
                    };
                });

                return result;
            }();
        }

        var tagList = [];

        UM.utils.each(whiteList, function (val, key) {
            tagList.push(key);
        });

        // 添加input过滤规则
        //
        if (whiteList && config.inputXssFilter) {
            this.addInputRule(function (root) {

                root.traversal(function (node) {
                    if (node.type !== 'element') {
                        return false;
                    }
                    filter(node);
                });
            });
        }
        // 添加output过滤规则
        //
        if (whiteList && config.outputXssFilter) {
            this.addOutputRule(function (root) {

                root.traversal(function (node) {
                    if (node.type !== 'element') {
                        return false;
                    }
                    filter(node);
                });
            });
        }

    };
    (function ($) {
        //对jquery的扩展
        $.parseTmpl = function parse(str, data) {
            var tmpl = 'var __p=[],print=function(){__p.push.apply(__p,arguments);};' + 'with(obj||{}){__p.push(\'' + str.replace(/\\/g, '\\\\').replace(/'/g, "\\'").replace(/<%=([\s\S]+?)%>/g, function (match, code) {
                return "'," + code.replace(/\\'/g, "'") + ",'";
            }).replace(/<%([\s\S]+?)%>/g, function (match, code) {
                return "');" + code.replace(/\\'/g, "'").replace(/[\r\n\t]/g, ' ') + "__p.push('";
            }).replace(/\r/g, '\\r').replace(/\n/g, '\\n').replace(/\t/g, '\\t') + "');}return __p.join('');";
            var func = new Function('obj', tmpl);
            return data ? func(data) : func;
        };
        $.extend2 = function (t, s) {
            var a = arguments,
                notCover = $.type(a[a.length - 1]) == 'boolean' ? a[a.length - 1] : false,
                len = $.type(a[a.length - 1]) == 'boolean' ? a.length - 1 : a.length;
            for (var i = 1; i < len; i++) {
                var x = a[i];
                for (var k in x) {
                    if (!notCover || !t.hasOwnProperty(k)) {
                        t[k] = x[k];
                    }
                }
            }
            return t;
        };

        $.IE6 = !!window.ActiveXObject && parseFloat(navigator.userAgent.match(/msie (\d+)/i)[1]) == 6;

        //所有ui的基类
        var _eventHandler = [];
        var _widget = function () {
        };
        var _prefix = 'edui';
        _widget.prototype = {
            on: function (ev, cb) {
                this.root().on(ev, $.proxy(cb, this));
                return this;
            },
            off: function (ev, cb) {
                this.root().off(ev, $.proxy(cb, this));
                return this;
            },
            trigger: function (ev, data) {
                return this.root().trigger(ev, data) === false ? false : this;
            },
            root: function ($el) {
                return this._$el || (this._$el = $el);
            },
            destroy: function () {

            },
            data: function (key, val) {
                if (val !== undefined) {
                    this.root().data(_prefix + key, val);
                    return this;
                } else {
                    return this.root().data(_prefix + key)
                }
            },
            register: function (eventName, $el, fn) {
                _eventHandler.push({
                    'evtname': eventName,
                    '$els': $.isArray($el) ? $el : [$el],
                    handler: $.proxy(fn, $el)
                })
            }
        };

        //从jq实例上拿到绑定的widget实例
        $.fn.edui = function (obj) {
            return obj ? this.data('eduiwidget', obj) : this.data('eduiwidget');
        };

        function _createClass(ClassObj, properties, supperClass) {
            ClassObj.prototype = $.extend2(
                $.extend({}, properties),
                (UM.ui[supperClass] || _widget).prototype,
                true
            );
            ClassObj.prototype.supper = (UM.ui[supperClass] || _widget).prototype;
            //父class的defaultOpt 合并
            if (UM.ui[supperClass] && UM.ui[supperClass].prototype.defaultOpt) {

                var parentDefaultOptions = UM.ui[supperClass].prototype.defaultOpt,
                    subDefaultOptions = ClassObj.prototype.defaultOpt;

                ClassObj.prototype.defaultOpt = $.extend({}, parentDefaultOptions, subDefaultOptions || {});

            }
            return ClassObj
        }

        var _guid = 1;

        function mergeToJQ(ClassObj, className) {
            $[_prefix + className] = ClassObj;
            $.fn[_prefix + className] = function (opt) {
                var result, args = Array.prototype.slice.call(arguments, 1);

                this.each(function (i, el) {
                    var $this = $(el);
                    var obj = $this.edui();
                    if (!obj) {
                        ClassObj(!opt || !$.isPlainObject(opt) ? {} : opt, $this);
                        $this.edui(obj)
                    }
                    if ($.type(opt) == 'string') {
                        if (opt == 'this') {
                            result = obj;
                        } else {
                            result = obj[opt].apply(obj, args);
                            if (result !== obj && result !== undefined) {
                                return false;
                            }
                            result = null;
                        }

                    }
                });

                return result !== null ? result : this;
            }
        }

        UM.ui = {
            define: function (className, properties, supperClass) {
                var ClassObj = UM.ui[className] = _createClass(function (options, $el) {
                    var _obj = function () {
                    };
                    $.extend(_obj.prototype, ClassObj.prototype, {
                            guid: className + _guid++,
                            widgetName: className
                        }
                    );
                    var obj = new _obj;
                    if ($.type(options) == 'string') {
                        obj.init && obj.init({});
                        obj.root().edui(obj);
                        obj.root().find('a').click(function (evt) {
                            evt.preventDefault()
                        });
                        return obj.root()[_prefix + className].apply(obj.root(), arguments)
                    } else {
                        $el && obj.root($el);
                        obj.init && obj.init(!options || $.isPlainObject(options) ? $.extend2(options || {}, obj.defaultOpt || {}, true) : options);
                        try {
                            obj.root().find('a').click(function (evt) {
                                evt.preventDefault()
                            });
                        } catch (e) {
                        }

                        return obj.root().edui(obj);
                    }

                }, properties, supperClass);

                mergeToJQ(ClassObj, className);
            }
        };

        $(function () {
            $(document).on('click mouseup mousedown dblclick mouseover', function (evt) {
                $.each(_eventHandler, function (i, obj) {
                    if (obj.evtname == evt.type) {
                        $.each(obj.$els, function (i, $el) {
                            if ($el[0] !== evt.target && !$.contains($el[0], evt.target)) {
                                obj.handler(evt);
                            }
                        })
                    }
                })
            })
        })
    })(jQuery);
//button 类
    UM.ui.define('button', {
        tpl: '<<%if(!texttype){%>div class="edui-btn edui-btn-<%=icon%> <%if(name){%>edui-btn-name-<%=name%><%}%>" unselectable="on" onmousedown="return false" <%}else{%>a class="edui-text-btn"<%}%><% if(title) {%> data-original-title="<%=title%>" <%};%>> ' +
            '<% if(icon) {%><div unselectable="on" class="edui-icon-<%=icon%> edui-icon"></div><% }; %><%if(text) {%><span unselectable="on" onmousedown="return false" class="edui-button-label"><%=text%></span><%}%>' +
            '<%if(caret && text){%><span class="edui-button-spacing"></span><%}%>' +
            '<% if(caret) {%><span unselectable="on" onmousedown="return false" class="edui-caret"></span><% };%></<%if(!texttype){%>div<%}else{%>a<%}%>>',
        defaultOpt: {
            text: '',
            title: '',
            icon: '',
            width: '',
            caret: false,
            texttype: false,
            click: function () {
            }
        },
        init: function (options) {
            var me = this;

            me.root($($.parseTmpl(me.tpl, options)))
                .click(function (evt) {
                    me.wrapclick(options.click, evt)
                });

            me.root().hover(function () {
                if (!me.root().hasClass("edui-disabled")) {
                    me.root().toggleClass('edui-hover')
                }
            })

            return me;
        },
        wrapclick: function (fn, evt) {
            if (!this.disabled()) {
                this.root().trigger('wrapclick');
                $.proxy(fn, this, evt)()
            }
            return this;
        },
        label: function (text) {
            if (text === undefined) {
                return this.root().find('.edui-button-label').text();
            } else {
                this.root().find('.edui-button-label').text(text);
                return this;
            }
        },
        disabled: function (state) {
            if (state === undefined) {
                return this.root().hasClass('edui-disabled')
            }
            this.root().toggleClass('edui-disabled', state);
            if (this.root().hasClass('edui-disabled')) {
                this.root().removeClass('edui-hover')
            }
            return this;
        },
        active: function (state) {
            if (state === undefined) {
                return this.root().hasClass('edui-active')
            }
            this.root().toggleClass('edui-active', state)

            return this;
        },
        mergeWith: function ($obj) {
            var me = this;
            me.data('$mergeObj', $obj);
            $obj.edui().data('$mergeObj', me.root());
            if (!$.contains(document.body, $obj[0])) {
                $obj.appendTo(me.root());
            }
            me.on('click', function () {
                me.wrapclick(function () {
                    $obj.edui().show();
                })
            }).register('click', me.root(), function (evt) {
                $obj.hide()
            });
        }
    });
//toolbar 类
    (function () {
        UM.ui.define('toolbar', {
            tpl: '<div class="edui-toolbar"  ><div class="edui-btn-toolbar" unselectable="on" onmousedown="return false"  ></div></div>'
            ,
            init: function () {
                var $root = this.root($(this.tpl));
                this.data('$btnToolbar', $root.find('.edui-btn-toolbar'))
            },
            appendToBtnmenu: function (data) {
                var $cont = this.data('$btnToolbar');
                data = $.isArray(data) ? data : [data];
                $.each(data, function (i, $item) {
                    $cont.append($item)
                })
            }
        });
    })();

//menu 类
    UM.ui.define('menu', {
        show: function ($obj, dir, fnname, topOffset, leftOffset) {

            fnname = fnname || 'position';
            if (this.trigger('beforeshow') === false) {
                return;
            } else {
                this.root().css($.extend({display: 'block'}, $obj ? {
                    top: $obj[fnname]().top + (dir == 'right' ? 0 : $obj.outerHeight()) - (topOffset || 0),
                    left: $obj[fnname]().left + (dir == 'right' ? $obj.outerWidth() : 0) - (leftOffset || 0)
                } : {}))
                this.trigger('aftershow');
            }
        },
        hide: function (all) {
            var $parentmenu;
            if (this.trigger('beforehide') === false) {
                return;
            } else {

                if ($parentmenu = this.root().data('parentmenu')) {
                    if ($parentmenu.data('parentmenu') || all)
                        $parentmenu.edui().hide();
                }
                this.root().css('display', 'none');
                this.trigger('afterhide');
            }
        },
        attachTo: function ($obj) {
            var me = this;
            if (!$obj.data('$mergeObj')) {
                $obj.data('$mergeObj', me.root());
                $obj.on('wrapclick', function (evt) {
                    me.show()
                });
                me.register('click', $obj, function (evt) {
                    me.hide()
                });
                me.data('$mergeObj', $obj)
            }
        }
    });
//dropmenu 类
    UM.ui.define('dropmenu', {
        tmpl: '<ul class="edui-dropdown-menu" aria-labelledby="dropdownMenu" >' +
            '<%for(var i=0,ci;ci=data[i++];){%>' +
            '<%if(ci.divider){%><li class="edui-divider"></li><%}else{%>' +
            '<li <%if(ci.active||ci.disabled){%>class="<%= ci.active|| \'\' %> <%=ci.disabled||\'\' %>" <%}%> data-value="<%= ci.value%>">' +
            '<a href="#" tabindex="-1"><em class="edui-dropmenu-checkbox"><i class="edui-icon-ok"></i></em><%= ci.label%></a>' +
            '</li><%}%>' +
            '<%}%>' +
            '</ul>',
        defaultOpt: {
            data: [],
            click: function () {

            }
        },
        init: function (options) {
            var me = this;
            var eventName = {
                click: 1,
                mouseover: 1,
                mouseout: 1
            };

            this.root($($.parseTmpl(this.tmpl, options))).on('click', 'li[class!="edui-disabled edui-divider edui-dropdown-submenu"]', function (evt) {
                $.proxy(options.click, me, evt, $(this).data('value'), $(this))()
            }).find('li').each(function (i, el) {
                var $this = $(this);
                if (!$this.hasClass("edui-disabled edui-divider edui-dropdown-submenu")) {
                    var data = options.data[i];
                    $.each(eventName, function (k) {
                        data[k] && $this[k](function (evt) {
                            $.proxy(data[k], el)(evt, data, me.root)
                        })
                    })
                }
            })

        },
        disabled: function (cb) {
            $('li[class!=edui-divider]', this.root()).each(function () {
                var $el = $(this);
                if (cb === true) {
                    $el.addClass('edui-disabled')
                } else if ($.isFunction(cb)) {
                    $el.toggleClass('edui-disabled', cb(li))
                } else {
                    $el.removeClass('edui-disabled')
                }

            });
        },
        val: function (val) {
            var currentVal;
            $('li[class!="edui-divider edui-disabled edui-dropdown-submenu"]', this.root()).each(function () {
                var $el = $(this);
                if (val === undefined) {
                    if ($el.find('em.edui-dropmenu-checked').length) {
                        currentVal = $el.data('value');
                        return false
                    }
                } else {
                    $el.find('em').toggleClass('edui-dropmenu-checked', $el.data('value') == val)
                }
            });
            if (val === undefined) {
                return currentVal
            }
        },
        addSubmenu: function (label, menu, index) {
            index = index || 0;

            var $list = $('li[class!=edui-divider]', this.root());
            var $node = $('<li class="edui-dropdown-submenu"><a tabindex="-1" href="#">' + label + '</a></li>').append(menu);

            if (index >= 0 && index < $list.length) {
                $node.insertBefore($list[index]);
            } else if (index < 0) {
                $node.insertBefore($list[0]);
            } else if (index >= $list.length) {
                $node.appendTo($list);
            }
        }
    }, 'menu');
//splitbutton 类
///import button
    UM.ui.define('splitbutton', {
        tpl: '<div class="edui-splitbutton <%if (name){%>edui-splitbutton-<%= name %><%}%>"  unselectable="on" <%if(title){%>data-original-title="<%=title%>"<%}%>><div class="edui-btn"  unselectable="on" ><%if(icon){%><div  unselectable="on" class="edui-icon-<%=icon%> edui-icon"></div><%}%><%if(text){%><%=text%><%}%></div>' +
            '<div  unselectable="on" class="edui-btn edui-dropdown-toggle" >' +
            '<div  unselectable="on" class="edui-caret"><\/div>' +
            '</div>' +
            '</div>',
        defaultOpt: {
            text: '',
            title: '',
            click: function () {
            }
        },
        init: function (options) {
            var me = this;
            me.root($($.parseTmpl(me.tpl, options)));
            me.root().find('.edui-btn:first').click(function (evt) {
                if (!me.disabled()) {
                    $.proxy(options.click, me)();
                }
            });
            me.root().find('.edui-dropdown-toggle').click(function () {
                if (!me.disabled()) {
                    me.trigger('arrowclick')
                }
            });
            me.root().hover(function () {
                if (!me.root().hasClass("edui-disabled")) {
                    me.root().toggleClass('edui-hover')
                }
            });

            return me;
        },
        wrapclick: function (fn, evt) {
            if (!this.disabled()) {
                $.proxy(fn, this, evt)()
            }
            return this;
        },
        disabled: function (state) {
            if (state === undefined) {
                return this.root().hasClass('edui-disabled')
            }
            this.root().toggleClass('edui-disabled', state).find('.edui-btn').toggleClass('edui-disabled', state);
            return this;
        },
        active: function (state) {
            if (state === undefined) {
                return this.root().hasClass('edui-active')
            }
            this.root().toggleClass('edui-active', state).find('.edui-btn:first').toggleClass('edui-active', state);
            return this;
        },
        mergeWith: function ($obj) {
            var me = this;
            me.data('$mergeObj', $obj);
            $obj.edui().data('$mergeObj', me.root());
            if (!$.contains(document.body, $obj[0])) {
                $obj.appendTo(me.root());
            }
            me.root().delegate('.edui-dropdown-toggle', 'click', function () {
                me.wrapclick(function () {
                    $obj.edui().show();
                })
            });
            me.register('click', me.root().find('.edui-dropdown-toggle'), function (evt) {
                $obj.hide()
            });
        }
    });
    /**
     * Created with JetBrains PhpStorm.
     * User: hn
     * Date: 13-7-10
     * Time: 下午3:07
     * To change this template use File | Settings | File Templates.
     */
    UM.ui.define('colorsplitbutton', {

        tpl: '<div class="edui-splitbutton <%if (name){%>edui-splitbutton-<%= name %><%}%>"  unselectable="on" <%if(title){%>data-original-title="<%=title%>"<%}%>><div class="edui-btn"  unselectable="on" ><%if(icon){%><div  unselectable="on" class="edui-icon-<%=icon%> edui-icon"></div><%}%><div class="edui-splitbutton-color-label" <%if (color) {%>style="background: <%=color%>"<%}%>></div><%if(text){%><%=text%><%}%></div>' +
            '<div  unselectable="on" class="edui-btn edui-dropdown-toggle" >' +
            '<div  unselectable="on" class="edui-caret"><\/div>' +
            '</div>' +
            '</div>',
        defaultOpt: {
            color: ''
        },
        init: function (options) {

            var me = this;

            me.supper.init.call(me, options);

        },
        colorLabel: function () {
            return this.root().find('.edui-splitbutton-color-label');
        }

    }, 'splitbutton');
//popup 类
    UM.ui.define('popup', {
        tpl: '<div class="edui-dropdown-menu edui-popup"' +
            '<%if(!<%=stopprop%>){%>onmousedown="return false"<%}%>' +
            '><div class="edui-popup-body" unselectable="on" onmousedown="return false"><%=subtpl%></div>' +
            '<div class="edui-popup-caret"></div>' +
            '</div>',
        defaultOpt: {
            stopprop: false,
            subtpl: '',
            width: '',
            height: ''
        },
        init: function (options) {
            this.root($($.parseTmpl(this.tpl, options)));
            return this;
        },
        mergeTpl: function (data) {
            return $.parseTmpl(this.tpl, {subtpl: data});
        },
        show: function ($obj, posObj) {
            if (!posObj) posObj = {};

            var fnname = posObj.fnname || 'position';
            if (this.trigger('beforeshow') === false) {
                return;
            } else {
                this.root().css($.extend({display: 'block'}, $obj ? {
                    top: $obj[fnname]().top + (posObj.dir == 'right' ? 0 : $obj.outerHeight()) - (posObj.offsetTop || 0),
                    left: $obj[fnname]().left + (posObj.dir == 'right' ? $obj.outerWidth() : 0) - (posObj.offsetLeft || 0),
                    position: 'absolute'
                } : {}));

                this.root().find('.edui-popup-caret').css({
                    top: posObj.caretTop || 0,
                    left: posObj.caretLeft || 0,
                    position: 'absolute'
                }).addClass(posObj.caretDir || "up")

            }
            this.trigger("aftershow");
        },
        hide: function () {
            this.root().css('display', 'none');
            this.trigger('afterhide')
        },
        attachTo: function ($obj, posObj) {
            var me = this
            if (!$obj.data('$mergeObj')) {
                $obj.data('$mergeObj', me.root());
                $obj.on('wrapclick', function (evt) {
                    me.show($obj, posObj)
                });
                me.register('click', $obj, function (evt) {
                    me.hide()
                });
                me.data('$mergeObj', $obj)
            }
        },
        getBodyContainer: function () {
            return this.root().find(".edui-popup-body");
        }
    });
//scale 类
    UM.ui.define('scale', {
        tpl: '<div class="edui-scale" unselectable="on">' +
            '<span class="edui-scale-hand0"></span>' +
            '<span class="edui-scale-hand1"></span>' +
            '<span class="edui-scale-hand2"></span>' +
            '<span class="edui-scale-hand3"></span>' +
            '<span class="edui-scale-hand4"></span>' +
            '<span class="edui-scale-hand5"></span>' +
            '<span class="edui-scale-hand6"></span>' +
            '<span class="edui-scale-hand7"></span>' +
            '</div>',
        defaultOpt: {
            $doc: $(document),
            $wrap: $(document)
        },
        init: function (options) {
            if (options.$doc) this.defaultOpt.$doc = options.$doc;
            if (options.$wrap) this.defaultOpt.$wrap = options.$wrap;
            this.root($($.parseTmpl(this.tpl, options)));
            this.initStyle();
            this.startPos = this.prePos = {x: 0, y: 0};
            this.dragId = -1;
            return this;
        },
        initStyle: function () {
            utils.cssRule('edui-style-scale', '.edui-scale{display:none;position:absolute;border:1px solid #38B2CE;cursor:hand;}' +
                '.edui-scale span{position:absolute;left:0;top:0;width:7px;height:7px;overflow:hidden;font-size:0px;display:block;background-color:#3C9DD0;}'
                + '.edui-scale .edui-scale-hand0{cursor:nw-resize;top:0;margin-top:-4px;left:0;margin-left:-4px;}'
                + '.edui-scale .edui-scale-hand1{cursor:n-resize;top:0;margin-top:-4px;left:50%;margin-left:-4px;}'
                + '.edui-scale .edui-scale-hand2{cursor:ne-resize;top:0;margin-top:-4px;left:100%;margin-left:-3px;}'
                + '.edui-scale .edui-scale-hand3{cursor:w-resize;top:50%;margin-top:-4px;left:0;margin-left:-4px;}'
                + '.edui-scale .edui-scale-hand4{cursor:e-resize;top:50%;margin-top:-4px;left:100%;margin-left:-3px;}'
                + '.edui-scale .edui-scale-hand5{cursor:sw-resize;top:100%;margin-top:-3px;left:0;margin-left:-4px;}'
                + '.edui-scale .edui-scale-hand6{cursor:s-resize;top:100%;margin-top:-3px;left:50%;margin-left:-4px;}'
                + '.edui-scale .edui-scale-hand7{cursor:se-resize;top:100%;margin-top:-3px;left:100%;margin-left:-3px;}');
        },
        _eventHandler: function (e) {
            var me = this,
                $doc = me.defaultOpt.$doc;
            switch (e.type) {
                case 'mousedown':
                    var hand = e.target || e.srcElement, hand;
                    if (hand.className.indexOf('edui-scale-hand') != -1) {
                        me.dragId = hand.className.slice(-1);
                        me.startPos.x = me.prePos.x = e.clientX;
                        me.startPos.y = me.prePos.y = e.clientY;
                        $doc.bind('mousemove', $.proxy(me._eventHandler, me));
                    }
                    break;
                case 'mousemove':
                    if (me.dragId != -1) {
                        me.updateContainerStyle(me.dragId, {x: e.clientX - me.prePos.x, y: e.clientY - me.prePos.y});
                        me.prePos.x = e.clientX;
                        me.prePos.y = e.clientY;
                        me.updateTargetElement();
                    }
                    break;
                case 'mouseup':
                    if (me.dragId != -1) {
                        me.dragId = -1;
                        me.updateTargetElement();
                        var $target = me.data('$scaleTarget');
                        if ($target.parent()) me.attachTo(me.data('$scaleTarget'));
                    }
                    $doc.unbind('mousemove', $.proxy(me._eventHandler, me));
                    break;
                default:
                    break;
            }
        },
        updateTargetElement: function () {
            var me = this,
                $root = me.root(),
                $target = me.data('$scaleTarget');
            $target.css({width: $root.width(), height: $root.height()});
            me.attachTo($target);
        },
        updateContainerStyle: function (dir, offset) {
            var me = this,
                $dom = me.root(),
                tmp,
                rect = [
                    //[left, top, width, height]
                    [0, 0, -1, -1],
                    [0, 0, 0, -1],
                    [0, 0, 1, -1],
                    [0, 0, -1, 0],
                    [0, 0, 1, 0],
                    [0, 0, -1, 1],
                    [0, 0, 0, 1],
                    [0, 0, 1, 1]
                ];

            if (rect[dir][0] != 0) {
                tmp = parseInt($dom.offset().left) + offset.x;
                $dom.css('left', me._validScaledProp('left', tmp));
            }
            if (rect[dir][1] != 0) {
                tmp = parseInt($dom.offset().top) + offset.y;
                $dom.css('top', me._validScaledProp('top', tmp));
            }
            if (rect[dir][2] != 0) {
                tmp = $dom.width() + rect[dir][2] * offset.x;
                $dom.css('width', me._validScaledProp('width', tmp));
            }
            if (rect[dir][3] != 0) {
                tmp = $dom.height() + rect[dir][3] * offset.y;
                $dom.css('height', me._validScaledProp('height', tmp));
            }
        },
        _validScaledProp: function (prop, value) {
            var $ele = this.root(),
                $wrap = this.defaultOpt.$doc,
                calc = function (val, a, b) {
                    return (val + a) > b ? b - a : value;
                };

            value = isNaN(value) ? 0 : value;
            switch (prop) {
                case 'left':
                    return value < 0 ? 0 : calc(value, $ele.width(), $wrap.width());
                case 'top':
                    return value < 0 ? 0 : calc(value, $ele.height(), $wrap.height());
                case 'width':
                    return value <= 0 ? 1 : calc(value, $ele.offset().left, $wrap.width());
                case 'height':
                    return value <= 0 ? 1 : calc(value, $ele.offset().top, $wrap.height());
            }
        },
        show: function ($obj) {
            var me = this;
            if ($obj) me.attachTo($obj);
            me.root().bind('mousedown', $.proxy(me._eventHandler, me));
            me.defaultOpt.$doc.bind('mouseup', $.proxy(me._eventHandler, me));
            me.root().show();
            me.trigger("aftershow");
        },
        hide: function () {
            var me = this;
            me.root().unbind('mousedown', $.proxy(me._eventHandler, me));
            me.defaultOpt.$doc.unbind('mouseup', $.proxy(me._eventHandler, me));
            me.root().hide();
            me.trigger('afterhide')
        },
        attachTo: function ($obj) {
            var me = this,
                imgPos = $obj.offset(),
                $root = me.root(),
                $wrap = me.defaultOpt.$wrap,
                posObj = $wrap.offset();

            me.data('$scaleTarget', $obj);
            me.root().css({
                position: 'absolute',
                width: $obj.width(),
                height: $obj.height(),
                left: imgPos.left - posObj.left - parseInt($wrap.css('border-left-width')) - parseInt($root.css('border-left-width')),
                top: imgPos.top - posObj.top - parseInt($wrap.css('border-top-width')) - parseInt($root.css('border-top-width'))
            });
        },
        getScaleTarget: function () {
            return this.data('$scaleTarget')[0];
        }
    });
//colorpicker 类
    UM.ui.define('colorpicker', {
        tpl: function (opt) {
            var COLORS = (
                'ffffff,000000,eeece1,1f497d,4f81bd,c0504d,9bbb59,8064a2,4bacc6,f79646,' +
                'f2f2f2,7f7f7f,ddd9c3,c6d9f0,dbe5f1,f2dcdb,ebf1dd,e5e0ec,dbeef3,fdeada,' +
                'd8d8d8,595959,c4bd97,8db3e2,b8cce4,e5b9b7,d7e3bc,ccc1d9,b7dde8,fbd5b5,' +
                'bfbfbf,3f3f3f,938953,548dd4,95b3d7,d99694,c3d69b,b2a2c7,92cddc,fac08f,' +
                'a5a5a5,262626,494429,17365d,366092,953734,76923c,5f497a,31859b,e36c09,' +
                '7f7f7f,0c0c0c,1d1b10,0f243e,244061,632423,4f6128,3f3151,205867,974806,' +
                'c00000,ff0000,ffc000,ffff00,92d050,00b050,00b0f0,0070c0,002060,7030a0,').split(',');

            var html = '<div unselectable="on" onmousedown="return false" class="edui-colorpicker<%if (name){%> edui-colorpicker-<%=name%><%}%>" >' +
                '<table unselectable="on" onmousedown="return false">' +
                '<tr><td colspan="10">' + opt.lang_themeColor + '</td> </tr>' +
                '<tr class="edui-colorpicker-firstrow" >';

            for (var i = 0; i < COLORS.length; i++) {
                if (i && i % 10 === 0) {
                    html += '</tr>' + (i == 60 ? '<tr><td colspan="10">' + opt.lang_standardColor + '</td></tr>' : '') + '<tr' + (i == 60 ? ' class="edui-colorpicker-firstrow"' : '') + '>';
                }
                html += i < 70 ? '<td><a unselectable="on" onmousedown="return false" title="' + COLORS[i] + '" class="edui-colorpicker-colorcell"' +
                    ' data-color="#' + COLORS[i] + '"' +
                    ' style="background-color:#' + COLORS[i] + ';border:solid #ccc;' +
                    (i < 10 || i >= 60 ? 'border-width:1px;' :
                        i >= 10 && i < 20 ? 'border-width:1px 1px 0 1px;' :
                            'border-width:0 1px 0 1px;') +
                    '"' +
                    '></a></td>' : '';
            }
            html += '</tr></table></div>';
            return html;
        },
        init: function (options) {
            var me = this;
            me.root($($.parseTmpl(me.supper.mergeTpl(me.tpl(options)), options)));

            me.root().on("click", function (e) {
                me.trigger('pickcolor', $(e.target).data('color'));
            });
        }
    }, 'popup');
    /**
     * Created with JetBrains PhpStorm.
     * User: hn
     * Date: 13-5-29
     * Time: 下午8:01
     * To change this template use File | Settings | File Templates.
     */

    (function () {

        var widgetName = 'combobox',
            itemClassName = 'edui-combobox-item',
            HOVER_CLASS = 'edui-combobox-item-hover',
            ICON_CLASS = 'edui-combobox-checked-icon',
            labelClassName = 'edui-combobox-item-label';

        UM.ui.define(widgetName, (function () {

            return {
                tpl: "<ul class=\"dropdown-menu edui-combobox-menu<%if (comboboxName!=='') {%> edui-combobox-<%=comboboxName%><%}%>\" unselectable=\"on\" onmousedown=\"return false\" role=\"menu\" aria-labelledby=\"dropdownMenu\">" +
                    "<%if(autoRecord) {%>" +
                    "<%for( var i=0, len = recordStack.length; i<len; i++ ) {%>" +
                    "<%var index = recordStack[i];%>" +
                    "<li class=\"<%=itemClassName%><%if( selected == index ) {%> edui-combobox-checked<%}%>\" data-item-index=\"<%=index%>\" unselectable=\"on\" onmousedown=\"return false\">" +
                    "<span class=\"edui-combobox-icon\" unselectable=\"on\" onmousedown=\"return false\"></span>" +
                    "<label class=\"<%=labelClassName%>\" style=\"<%=itemStyles[ index ]%>\" unselectable=\"on\" onmousedown=\"return false\"><%=items[index]%></label>" +
                    "</li>" +
                    "<%}%>" +
                    "<%if( i ) {%>" +
                    "<li class=\"edui-combobox-item-separator\"></li>" +
                    "<%}%>" +
                    "<%}%>" +
                    "<%for( var i=0, label; label = items[i]; i++ ) {%>" +
                    "<li class=\"<%=itemClassName%><%if( selected == i ) {%> edui-combobox-checked<%}%> edui-combobox-item-<%=i%>\" data-item-index=\"<%=i%>\" unselectable=\"on\" onmousedown=\"return false\">" +
                    "<span class=\"edui-combobox-icon\" unselectable=\"on\" onmousedown=\"return false\"></span>" +
                    "<label class=\"<%=labelClassName%>\" style=\"<%=itemStyles[ i ]%>\" unselectable=\"on\" onmousedown=\"return false\"><%=label%></label>" +
                    "</li>" +
                    "<%}%>" +
                    "</ul>",
                defaultOpt: {
                    //记录栈初始列表
                    recordStack: [],
                    //可用项列表
                    items: [],
                    //item对应的值列表
                    value: [],
                    comboboxName: '',
                    selected: '',
                    //自动记录
                    autoRecord: true,
                    //最多记录条数
                    recordCount: 5
                },
                init: function (options) {

                    var me = this;

                    $.extend(me._optionAdaptation(options), me._createItemMapping(options.recordStack, options.items), {
                        itemClassName: itemClassName,
                        iconClass: ICON_CLASS,
                        labelClassName: labelClassName
                    });

                    this._transStack(options);

                    me.root($($.parseTmpl(me.tpl, options)));

                    this.data('options', options).initEvent();

                },
                initEvent: function () {

                    var me = this;

                    me.initSelectItem();

                    this.initItemActive();

                },
                /**
                 * 初始化选择项
                 */
                initSelectItem: function () {

                    var me = this,
                        labelClass = "." + labelClassName;

                    me.root().delegate('.' + itemClassName, 'click', function () {

                        var $li = $(this),
                            index = $li.attr('data-item-index');

                        me.trigger('comboboxselect', {
                            index: index,
                            label: $li.find(labelClass).text(),
                            value: me.data('options').value[index]
                        }).select(index);

                        me.hide();

                        return false;

                    });

                },
                initItemActive: function () {
                    var fn = {
                        mouseenter: 'addClass',
                        mouseleave: 'removeClass'
                    };
                    if ($.IE6) {
                        this.root().delegate('.' + itemClassName, 'mouseenter mouseleave', function (evt) {
                            $(this)[fn[evt.type]](HOVER_CLASS);
                        }).one('afterhide', function () {
                        });
                    }
                },
                /**
                 * 选择给定索引的项
                 * @param index 项索引
                 * @returns {*} 如果存在对应索引的项，则返回该项；否则返回null
                 */
                select: function (index) {

                    var itemCount = this.data('options').itemCount,
                        items = this.data('options').autowidthitem;

                    if (items && !items.length) {
                        items = this.data('options').items;
                    }

                    if (itemCount == 0) {
                        return null;
                    }

                    if (index < 0) {

                        index = itemCount + index % itemCount;

                    } else if (index >= itemCount) {

                        index = itemCount - 1;

                    }

                    this.trigger('changebefore', items[index]);

                    this._update(index);

                    this.trigger('changeafter', items[index]);

                    return null;

                },
                selectItemByLabel: function (label) {

                    var itemMapping = this.data('options').itemMapping,
                        me = this,
                        index = null;

                    !$.isArray(label) && (label = [label]);

                    $.each(label, function (i, item) {

                        index = itemMapping[item];

                        if (index !== undefined) {

                            me.select(index);
                            return false;

                        }

                    });

                },
                /**
                 * 转换记录栈
                 */
                _transStack: function (options) {

                    var temp = [],
                        itemIndex = -1,
                        selected = -1;

                    $.each(options.recordStack, function (index, item) {

                        itemIndex = options.itemMapping[item];

                        if ($.isNumeric(itemIndex)) {

                            temp.push(itemIndex);

                            //selected的合法性检测
                            if (item == options.selected) {
                                selected = itemIndex;
                            }

                        }

                    });

                    options.recordStack = temp;
                    options.selected = selected;
                    temp = null;

                },
                _optionAdaptation: function (options) {

                    if (!('itemStyles' in options)) {

                        options.itemStyles = [];

                        for (var i = 0, len = options.items.length; i < len; i++) {
                            options.itemStyles.push('');
                        }

                    }

                    options.autowidthitem = options.autowidthitem || options.items;
                    options.itemCount = options.items.length;

                    return options;

                },
                _createItemMapping: function (stackItem, items) {

                    var temp = {},
                        result = {
                            recordStack: [],
                            mapping: {}
                        };

                    $.each(items, function (index, item) {
                        temp[item] = index;
                    });

                    result.itemMapping = temp;

                    $.each(stackItem, function (index, item) {

                        if (temp[item] !== undefined) {
                            result.recordStack.push(temp[item]);
                            result.mapping[item] = temp[item];
                        }

                    });

                    return result;

                },
                _update: function (index) {

                    var options = this.data("options"),
                        newStack = [],
                        newChilds = null;

                    $.each(options.recordStack, function (i, item) {

                        if (item != index) {
                            newStack.push(item);
                        }

                    });

                    //压入最新的记录
                    newStack.unshift(index);

                    if (newStack.length > options.recordCount) {
                        newStack.length = options.recordCount;
                    }

                    options.recordStack = newStack;
                    options.selected = index;

                    newChilds = $($.parseTmpl(this.tpl, options));

                    //重新渲染
                    this.root().html(newChilds.html());

                    newChilds = null;
                    newStack = null;

                }
            };

        })(), 'menu');

    })();

    /**
     * Combox 抽象基类
     * User: hn
     * Date: 13-5-29
     * Time: 下午8:01
     * To change this template use File | Settings | File Templates.
     */

    (function () {

        var widgetName = 'buttoncombobox';

        UM.ui.define(widgetName, (function () {

            return {
                defaultOpt: {
                    //按钮初始文字
                    label: '',
                    title: ''
                },
                init: function (options) {

                    var me = this;

                    var btnWidget = $.eduibutton({
                        caret: true,
                        name: options.comboboxName,
                        title: options.title,
                        text: options.label,
                        click: function () {
                            me.show(this.root());
                        }
                    });

                    me.supper.init.call(me, options);

                    //监听change， 改变button显示内容
                    me.on('changebefore', function (e, label) {
                        btnWidget.eduibutton('label', label);
                    });

                    me.data('button', btnWidget);

                    me.attachTo(btnWidget)

                },
                button: function () {
                    return this.data('button');
                }
            }

        })(), 'combobox');

    })();

    /*modal 类*/
    UM.ui.define('modal', {
        tpl: '<div class="edui-modal" tabindex="-1" >' +
            '<div class="edui-modal-header">' +
            '<div class="edui-close" data-hide="modal"></div>' +
            '<h3 class="edui-title"><%=title%></h3>' +
            '</div>' +
            '<div class="edui-modal-body"  style="<%if(width){%>width:<%=width%>px;<%}%>' +
            '<%if(height){%>height:<%=height%>px;<%}%>">' +
            ' </div>' +
            '<% if(cancellabel || oklabel) {%>' +
            '<div class="edui-modal-footer">' +
            '<div class="edui-modal-tip"></div>' +
            '<%if(oklabel){%><div class="edui-btn edui-btn-primary" data-ok="modal"><%=oklabel%></div><%}%>' +
            '<%if(cancellabel){%><div class="edui-btn" data-hide="modal"><%=cancellabel%></div><%}%>' +
            '</div>' +
            '<%}%></div>',
        defaultOpt: {
            title: "",
            cancellabel: "",
            oklabel: "",
            width: '',
            height: '',
            backdrop: true,
            keyboard: true
        },
        init: function (options) {
            var me = this;

            me.root($($.parseTmpl(me.tpl, options || {})));

            me.data("options", options);
            if (options.okFn) {
                me.on('ok', $.proxy(options.okFn, me))
            }
            if (options.cancelFn) {
                me.on('beforehide', $.proxy(options.cancelFn, me))
            }

            me.root().delegate('[data-hide="modal"]', 'click', $.proxy(me.hide, me))
                .delegate('[data-ok="modal"]', 'click', $.proxy(me.ok, me));

            $('[data-hide="modal"],[data-ok="modal"]', me.root()).hover(function () {
                $(this).toggleClass('edui-hover')
            });
        },
        toggle: function () {
            var me = this;
            return me[!me.data("isShown") ? 'show' : 'hide']();
        },
        show: function () {

            var me = this;

            me.trigger("beforeshow");

            if (me.data("isShown")) return;

            me.data("isShown", true);

            me.escape();

            me.backdrop(function () {
                me.autoCenter();
                me.root()
                    .show()
                    .focus()
                    .trigger('aftershow');
            })
        },
        showTip: function (text) {
            $('.edui-modal-tip', this.root()).html(text).fadeIn();
        },
        hideTip: function (text) {
            $('.edui-modal-tip', this.root()).fadeOut(function () {
                $(this).html('');
            });
        },
        autoCenter: function () {
            //ie6下不用处理了
            !$.IE6 && this.root().css("margin-left", -(this.root().width() / 2));
        },
        hide: function () {
            var me = this;

            me.trigger("beforehide");

            if (!me.data("isShown")) return;

            me.data("isShown", false);

            me.escape();

            me.hideModal();
        },
        escape: function () {
            var me = this;
            if (me.data("isShown") && me.data("options").keyboard) {
                me.root().on('keyup', function (e) {
                    e.which == 27 && me.hide();
                })
            } else if (!me.data("isShown")) {
                me.root().off('keyup');
            }
        },
        hideModal: function () {
            var me = this;
            me.root().hide();
            me.backdrop(function () {
                me.removeBackdrop();
                me.trigger('afterhide');
            })
        },
        removeBackdrop: function () {
            this.$backdrop && this.$backdrop.remove();
            this.$backdrop = null;
        },
        backdrop: function (callback) {
            var me = this;
            if (me.data("isShown") && me.data("options").backdrop) {
                me.$backdrop = $('<div class="edui-modal-backdrop" />').click(
                    me.data("options").backdrop == 'static' ?
                        $.proxy(me.root()[0].focus, me.root()[0])
                        : $.proxy(me.hide, me)
                )
            }
            me.trigger('afterbackdrop');
            callback && callback();

        },
        attachTo: function ($obj) {
            var me = this
            if (!$obj.data('$mergeObj')) {

                $obj.data('$mergeObj', me.root());
                $obj.on('click', function () {
                    me.toggle($obj)
                });
                me.data('$mergeObj', $obj)
            }
        },
        ok: function () {
            var me = this;
            me.trigger('beforeok');
            if (me.trigger("ok", me) === false) {
                return;
            }
            me.hide();
        },
        getBodyContainer: function () {
            return this.root().find('.edui-modal-body')
        }
    });


    /*tooltip 类*/
    UM.ui.define('tooltip', {
        tpl: '<div class="edui-tooltip" unselectable="on" onmousedown="return false">' +
            '<div class="edui-tooltip-arrow" unselectable="on" onmousedown="return false"></div>' +
            '<div class="edui-tooltip-inner" unselectable="on" onmousedown="return false"></div>' +
            '</div>',
        init: function (options) {
            var me = this;
            me.root($($.parseTmpl(me.tpl, options || {})));
        },
        content: function (e) {
            var me = this,
                title = $(e.currentTarget).attr("data-original-title");

            me.root().find('.edui-tooltip-inner')['text'](title);
        },
        position: function (e) {
            var me = this,
                $obj = $(e.currentTarget);

            me.root().css($.extend({display: 'block'}, $obj ? {
                top: $obj.outerHeight(),
                left: (($obj.outerWidth() - me.root().outerWidth()) / 2)
            } : {}))
        },
        show: function (e) {
            if ($(e.currentTarget).hasClass('edui-disabled')) return;

            var me = this;
            me.content(e);
            me.root().appendTo($(e.currentTarget));
            me.position(e);
            me.root().css('display', 'block');
        },
        hide: function () {
            var me = this;
            me.root().css('display', 'none')
        },
        attachTo: function ($obj) {
            var me = this;

            function tmp($obj) {
                var me = this;

                if (!$.contains(document.body, me.root()[0])) {
                    me.root().appendTo($obj);
                }

                me.data('tooltip', me.root());

                $obj.each(function () {
                    if ($(this).attr("data-original-title")) {
                        $(this).on('mouseenter', $.proxy(me.show, me))
                            .on('mouseleave click', $.proxy(me.hide, me))

                    }
                });

            }

            if ($.type($obj) === "undefined") {
                $("[data-original-title]").each(function (i, el) {
                    tmp.call(me, $(el));
                })

            } else {
                if (!$obj.data('tooltip')) {
                    tmp.call(me, $obj);
                }
            }
        }
    });

    /*tab 类*/
    UM.ui.define('tab', {
        init: function (options) {
            var me = this,
                slr = options.selector;

            if ($.type(slr)) {
                me.root($(slr, options.context));
                me.data("context", options.context);

                $(slr, me.data("context")).on('click', function (e) {
                    me.show(e);
                });
            }
        },
        show: function (e) {

            var me = this,
                $cur = $(e.target),
                $ul = $cur.closest('ul'),
                selector,
                previous,
                $target,
                e;

            selector = $cur.attr('data-context');
            selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '');

            var $tmp = $cur.parent('li');

            if (!$tmp.length || $tmp.hasClass('edui-active')) return;

            previous = $ul.find('.edui-active:last a')[0];

            e = $.Event('beforeshow', {
                target: $cur[0],
                relatedTarget: previous
            });

            me.trigger(e);

            if (e.isDefaultPrevented()) return;

            $target = $(selector, me.data("context"));

            me.activate($cur.parent('li'), $ul);
            me.activate($target, $target.parent(), function () {
                me.trigger({
                    type: 'aftershow', relatedTarget: previous
                })
            });
        },
        activate: function (element, container, callback) {
            if (element === undefined) {
                return $(".edui-tab-item.edui-active", this.root()).index();
            }

            var $active = container.find('> .edui-active');

            $active.removeClass('edui-active');

            element.addClass('edui-active');

            callback && callback();
        }
    });


//button 类
    UM.ui.define('separator', {
        tpl: '<div class="edui-separator" unselectable="on" onmousedown="return false" ></div>',
        init: function (options) {
            var me = this;
            me.root($($.parseTmpl(me.tpl, options)));
            return me;
        }
    });
    /**
     * @file adapter.js
     * @desc adapt ui to editor
     * @import core/Editor.js, core/utils.js
     */

    (function () {
        var _editorUI = {},
            _editors = {},
            _readyFn = [],
            _activeWidget = null,
            _widgetData = {},
            _widgetCallBack = {},
            _cacheUI = {},
            _maxZIndex = null;

        utils.extend(UM, {
            defaultWidth: 500,
            defaultHeight: 500,
            registerUI: function (name, fn) {
                utils.each(name.split(/\s+/), function (uiname) {
                    _editorUI[uiname] = fn;
                })
            },

            setEditor: function (editor) {
                !_editors[editor.id] && (_editors[editor.id] = editor);
            },
            registerWidget: function (name, pro, cb) {
                _widgetData[name] = $.extend2(pro, {
                    $root: '',
                    _preventDefault: false,
                    root: function ($el) {
                        return this.$root || (this.$root = $el);
                    },
                    preventDefault: function () {
                        this._preventDefault = true;
                    },
                    clear: false
                });
                if (cb) {
                    _widgetCallBack[name] = cb;
                }
            },
            getWidgetData: function (name) {
                return _widgetData[name]
            },
            setWidgetBody: function (name, $widget, editor) {
                if (!editor._widgetData) {

                    utils.extend(editor, {
                        _widgetData: {},
                        getWidgetData: function (name) {
                            return this._widgetData[name];
                        },
                        getWidgetCallback: function (widgetName) {
                            var me = this;
                            return function () {
                                return _widgetCallBack[widgetName].apply(me, [me, $widget].concat(Array.prototype.slice.call(arguments, 0)))
                            }
                        }
                    })

                }
                var pro = _widgetData[name];
                if (!pro) {
                    return null;
                }
                pro = editor._widgetData[name];
                if (!pro) {
                    pro = _widgetData[name];
                    pro = editor._widgetData[name] = $.type(pro) == 'function' ? pro : utils.clone(pro);
                }

                pro.root($widget.edui().getBodyContainer());

                pro.initContent(editor, $widget);
                if (!pro._preventDefault) {
                    pro.initEvent(editor, $widget);
                }

                pro.width && $widget.width(pro.width);


            },
            setActiveWidget: function ($widget) {
                _activeWidget = $widget;
            },
            getEditor: function (id, options) {
                var editor = _editors[id] || (_editors[id] = this.createEditor(id, options));
                _maxZIndex = _maxZIndex ? Math.max(editor.getOpt('zIndex'), _maxZIndex) : editor.getOpt('zIndex');
                return editor;
            },
            setTopEditor: function (editor) {
                $.each(_editors, function (i, o) {
                    if (editor == o) {
                        editor.$container && editor.$container.css('zIndex', _maxZIndex + 1);
                    } else {
                        o.$container && o.$container.css('zIndex', o.getOpt('zIndex'));
                    }
                });
            },
            clearCache: function (id) {
                if (_editors[id]) {
                    delete _editors[id]
                }
            },
            delEditor: function (id) {
                var editor;
                if (editor = _editors[id]) {
                    editor.destroy();
                }
            },
            ready: function (fn) {
                _readyFn.push(fn);
            },
            createEditor: function (id, opt) {
                var editor = new UM.Editor(opt);
                var T = this;

                editor.langIsReady ? $.proxy(renderUI, T)() : editor.addListener("langReady", $.proxy(renderUI, T));

                function renderUI() {


                    var $container = this.createUI('#' + id, editor);
                    editor.key = id;
                    editor.ready(function () {
                        $.each(_readyFn, function (index, fn) {
                            $.proxy(fn, editor)();
                        });
                    });
                    var options = editor.options;
                    if (options.initialFrameWidth) {
                        options.minFrameWidth = options.initialFrameWidth
                    } else {
                        options.minFrameWidth = options.initialFrameWidth = editor.$body.width() || UM.defaultWidth;
                    }

                    $container.css({
                        width: options.initialFrameWidth,
                        zIndex: editor.getOpt('zIndex')
                    });

                    //ie6下缓存图片
                    UM.browser.ie && UM.browser.version === 6 && document.execCommand("BackgroundImageCache", false, true);

                    editor.render(id);


                    //添加tooltip;
                    $.eduitooltip && $.eduitooltip('attachTo', $("[data-original-title]", $container)).css('z-index', editor.getOpt('zIndex') + 1);

                    $container.find('a').click(function (evt) {
                        evt.preventDefault()
                    });

                    editor.fireEvent("afteruiready");
                }

                return editor;

            },
            createUI: function (id, editor) {
                var $editorCont = $(id),
                    $container = $('<div class="edui-container"><div class="edui-editor-body"></div></div>').insertBefore($editorCont);
                editor.$container = $container;
                editor.container = $container[0];

                editor.$body = $editorCont;

                //修正在ie9+以上的版本中，自动长高收起时的，残影问题
                if (browser.ie && browser.ie9above) {
                    var $span = $('<span style="padding:0;margin:0;height:0;width:0"></span>');
                    $span.insertAfter($container);
                }
                //初始化注册的ui组件
                $.each(_editorUI, function (n, v) {
                    var widget = v.call(editor, n);
                    if (widget) {
                        _cacheUI[n] = widget;
                    }

                });

                $container.find('.edui-editor-body').append($editorCont).before(this.createToolbar(editor.options, editor));

                $container.find('.edui-toolbar').append($('<div class="edui-dialog-container"></div>'));


                return $container;
            },
            createToolbar: function (options, editor) {
                var $toolbar = $.eduitoolbar(), toolbar = $toolbar.edui();
                //创建下来菜单列表

                if (options.toolbar && options.toolbar.length) {
                    var btns = [];
                    $.each(options.toolbar, function (i, uiNames) {
                        $.each(uiNames.split(/\s+/), function (index, name) {
                            if (name == '|') {
                                $.eduiseparator && btns.push($.eduiseparator());
                            } else {
                                var ui = _cacheUI[name];
                                if (name == "fullscreen") {
                                    ui && btns.unshift(ui);
                                } else {
                                    ui && btns.push(ui);
                                }
                            }

                        });
                        btns.length && toolbar.appendToBtnmenu(btns);
                    });
                } else {
                    $toolbar.find('.edui-btn-toolbar').remove()
                }
                return $toolbar;
            }

        })


    })();


    UM.registerUI('bold italic redo undo underline strikethrough superscript subscript insertorderedlist insertunorderedlist ' +
        'cleardoc selectall link unlink print preview justifyleft justifycenter justifyright justifyfull removeformat horizontal drafts',
        function (name) {
            var me = this;
            var $btn = $.eduibutton({
                icon: name,
                click: function () {
                    me.execCommand(name);
                },
                title: this.getLang('labelMap')[name] || ''
            });

            this.addListener('selectionchange', function () {
                var state = this.queryCommandState(name);
                $btn.edui().disabled(state == -1).active(state == 1)
            });
            return $btn;
        }
    );


    /**
     * 全屏组件
     */

    (function () {

        //状态缓存
        var STATUS_CACHE = {},
            //状态值列表
            STATUS_LIST = ['width', 'height', 'position', 'top', 'left', 'margin', 'padding', 'overflowX', 'overflowY'],
            CONTENT_AREA_STATUS = {},
            //页面状态
            DOCUMENT_STATUS = {},
            DOCUMENT_ELEMENT_STATUS = {},

            FULLSCREENS = {};


        UM.registerUI('fullscreen', function (name) {

            var me = this,
                $button = $.eduibutton({
                    'icon': 'fullscreen',
                    'title': (me.options.labelMap && me.options.labelMap[name]) || me.getLang("labelMap." + name),
                    'click': function () {
                        //切换
                        me.execCommand(name);
                        UM.setTopEditor(me);
                    }
                });

            me.addListener("selectionchange", function () {

                var state = this.queryCommandState(name);
                $button.edui().disabled(state == -1).active(state == 1);

            });

            //切换至全屏
            me.addListener('ready', function () {

                me.options.fullscreen && Fullscreen.getInstance(me).toggle();

            });

            return $button;

        });

        UM.commands['fullscreen'] = {

            execCommand: function (cmdName) {

                Fullscreen.getInstance(this).toggle();

            },
            queryCommandState: function (cmdName) {

                return this._edui_fullscreen_status;
            },
            notNeedUndo: 1

        };

        function Fullscreen(editor) {

            var me = this;

            if (!editor) {
                throw new Error('invalid params, notfound editor');
            }

            me.editor = editor;

            //记录初始化的全屏组件
            FULLSCREENS[editor.uid] = this;

            editor.addListener('destroy', function () {
                delete FULLSCREENS[editor.uid];
                me.editor = null;
            });

        }

        Fullscreen.prototype = {

            /**
             * 全屏状态切换
             */
            toggle: function () {

                var editor = this.editor,
                    //当前编辑器的缩放状态
                    _edui_fullscreen_status = this.isFullState();
                editor.fireEvent('beforefullscreenchange', !_edui_fullscreen_status);

                //更新状态
                this.update(!_edui_fullscreen_status);

                !_edui_fullscreen_status ? this.enlarge() : this.revert();

                editor.fireEvent('afterfullscreenchange', !_edui_fullscreen_status);
                if (editor.body.contentEditable === 'true') {
                    editor.fireEvent('fullscreenchanged', !_edui_fullscreen_status);
                }

                editor.fireEvent('selectionchange');

            },
            /**
             * 执行放大
             */
            enlarge: function () {

                this.saveSataus();

                this.setDocumentStatus();

                this.resize();

            },
            /**
             * 全屏还原
             */
            revert: function () {

                //还原CSS表达式
                var options = this.editor.options,
                    height = /%$/.test(options.initialFrameHeight) ? '100%' : (options.initialFrameHeight - this.getStyleValue("padding-top") - this.getStyleValue("padding-bottom") - this.getStyleValue('border-width'));

                $.IE6 && this.getEditorHolder().style.setExpression('height', 'this.scrollHeight <= ' + height + ' ? "' + height + 'px" : "auto"');

                //还原容器状态
                this.revertContainerStatus();

                this.revertContentAreaStatus();

                this.revertDocumentStatus();

            },
            /**
             * 更新状态
             * @param isFull 当前状态是否是全屏状态
             */
            update: function (isFull) {
                this.editor._edui_fullscreen_status = isFull;
            },
            /**
             * 调整当前编辑器的大小, 如果当前编辑器不处于全屏状态， 则不做调整
             */
            resize: function () {

                var $win = null,
                    height = 0,
                    width = 0,
                    borderWidth = 0,
                    paddingWidth = 0,
                    editor = this.editor,
                    me = this,
                    bound = null,
                    editorBody = null;

                if (!this.isFullState()) {
                    return;
                }

                $win = $(window);
                width = $win.width();
                height = $win.height();
                editorBody = this.getEditorHolder();
                //文本编辑区border宽度
                borderWidth = parseInt(domUtils.getComputedStyle(editorBody, 'border-width'), 10) || 0;
                //容器border宽度
                borderWidth += parseInt(domUtils.getComputedStyle(editor.container, 'border-width'), 10) || 0;
                //容器padding
                paddingWidth += parseInt(domUtils.getComputedStyle(editorBody, 'padding-left'), 10) + parseInt(domUtils.getComputedStyle(editorBody, 'padding-right'), 10) || 0;

                //干掉css表达式
                $.IE6 && editorBody.style.setExpression('height', null);

                bound = this.getBound();

                $(editor.container).css({
                    width: width + 'px',
                    height: height + 'px',
                    position: !$.IE6 ? 'fixed' : 'absolute',
                    top: bound.top,
                    left: bound.left,
                    margin: 0,
                    padding: 0,
                    overflowX: 'hidden',
                    overflowY: 'hidden'
                });

                $(editorBody).css({
                    width: width - 2 * borderWidth - paddingWidth + 'px',
                    height: height - 2 * borderWidth - (editor.options.withoutToolbar ? 0 : $('.edui-toolbar', editor.container).outerHeight()) - $('.edui-bottombar', editor.container).outerHeight() + 'px',
                    overflowX: 'hidden',
                    overflowY: 'auto'
                });

            },
            /**
             * 保存状态
             */
            saveSataus: function () {

                var styles = this.editor.container.style,
                    tmp = null,
                    cache = {};

                for (var i = 0, len = STATUS_LIST.length; i < len; i++) {

                    tmp = STATUS_LIST[i];
                    cache[tmp] = styles[tmp];

                }

                STATUS_CACHE[this.editor.uid] = cache;

                this.saveContentAreaStatus();
                this.saveDocumentStatus();

            },
            saveContentAreaStatus: function () {

                var $holder = $(this.getEditorHolder());

                CONTENT_AREA_STATUS[this.editor.uid] = {
                    width: $holder.css("width"),
                    overflowX: $holder.css("overflowX"),
                    overflowY: $holder.css("overflowY"),
                    height: $holder.css("height")
                };

            },
            /**
             * 保存与指定editor相关的页面的状态
             */
            saveDocumentStatus: function () {

                var $doc = $(this.getEditorDocumentBody());

                DOCUMENT_STATUS[this.editor.uid] = {
                    overflowX: $doc.css('overflowX'),
                    overflowY: $doc.css('overflowY')
                };
                DOCUMENT_ELEMENT_STATUS[this.editor.uid] = {
                    overflowX: $(this.getEditorDocumentElement()).css('overflowX'),
                    overflowY: $(this.getEditorDocumentElement()).css('overflowY')
                };

            },
            /**
             * 恢复容器状态
             */
            revertContainerStatus: function () {
                $(this.editor.container).css(this.getEditorStatus());
            },
            /**
             * 恢复编辑区状态
             */
            revertContentAreaStatus: function () {
                var holder = this.getEditorHolder(),
                    state = this.getContentAreaStatus();

                if (this.supportMin()) {
                    delete state.height;
                    holder.style.height = null;
                }

                $(holder).css(state);
            },
            /**
             * 恢复页面状态
             */
            revertDocumentStatus: function () {
                var status = this.getDocumentStatus();
                $(this.getEditorDocumentBody()).css({overflowX: status.body.overflowX, overflowY: status.body.overflowY});
                $(this.getEditorDocumentElement()).css({overflowX: status.html.overflowX, overflowY: status.html.overflowY});

            },
            setDocumentStatus: function () {
                $(this.getEditorDocumentBody()).css({
                    overflowX: 'hidden',
                    overflowY: 'hidden'
                });
                $(this.getEditorDocumentElement()).css({
                    overflowX: 'hidden',
                    overflowY: 'hidden'
                });
            },
            /**
             * 检测当前编辑器是否处于全屏状态全屏状态
             * @returns {boolean} 是否处于全屏状态
             */
            isFullState: function () {
                return !!this.editor._edui_fullscreen_status;
            },
            /**
             * 获取编辑器状态
             */
            getEditorStatus: function () {
                return STATUS_CACHE[this.editor.uid];
            },
            getContentAreaStatus: function () {
                return CONTENT_AREA_STATUS[this.editor.uid];
            },
            getEditorDocumentElement: function () {
                return this.editor.container.ownerDocument.documentElement;
            },
            getEditorDocumentBody: function () {
                return this.editor.container.ownerDocument.body;
            },
            /**
             * 获取编辑区包裹对象
             */
            getEditorHolder: function () {
                return this.editor.body;
            },
            /**
             * 获取编辑器状态
             * @returns {*}
             */
            getDocumentStatus: function () {
                return {
                    'body': DOCUMENT_STATUS[this.editor.uid],
                    'html': DOCUMENT_ELEMENT_STATUS[this.editor.uid]
                };
            },
            supportMin: function () {

                var node = null;

                if (!this._support) {

                    node = document.createElement("div");

                    this._support = "minWidth" in node.style;

                    node = null;

                }

                return this._support;

            },
            getBound: function () {

                var tags = {
                        html: true,
                        body: true
                    },
                    result = {
                        top: 0,
                        left: 0
                    },
                    offsetParent = null;

                if (!$.IE6) {
                    return result;
                }

                offsetParent = this.editor.container.offsetParent;

                if (offsetParent && !tags[offsetParent.nodeName.toLowerCase()]) {
                    tags = offsetParent.getBoundingClientRect();
                    result.top = -tags.top;
                    result.left = -tags.left;
                }

                return result;

            },
            getStyleValue: function (attr) {
                return parseInt(domUtils.getComputedStyle(this.getEditorHolder(), attr));
            }
        };


        $.extend(Fullscreen, {
            /**
             * 监听resize
             */
            listen: function () {

                var timer = null;

                if (Fullscreen._hasFullscreenListener) {
                    return;
                }

                Fullscreen._hasFullscreenListener = true;

                $(window).on('resize', function () {

                    if (timer !== null) {
                        window.clearTimeout(timer);
                        timer = null;
                    }

                    timer = window.setTimeout(function () {

                        for (var key in FULLSCREENS) {
                            FULLSCREENS[key].resize();
                        }

                        timer = null;

                    }, 50);

                });

            },

            getInstance: function (editor) {

                if (!FULLSCREENS[editor.uid]) {
                    new Fullscreen(editor);
                }

                return FULLSCREENS[editor.uid];

            }

        });

        //开始监听
        Fullscreen.listen();

    })();
    UM.registerUI('link image video map formula', function (name) {

        var me = this, currentRange, $dialog,
            opt = {
                title: (me.options.labelMap && me.options.labelMap[name]) || me.getLang("labelMap." + name),
                url: me.options.UMEDITOR_HOME_URL + 'dialogs/' + name + '/' + name + '.js'
            };

        var $btn = $.eduibutton({
            icon: name,
            title: this.getLang('labelMap')[name] || ''
        });
        //加载模版数据
        utils.loadFile(document, {
            src: opt.url,
            tag: "script",
            type: "text/javascript",
            defer: "defer"
        }, function () {
            //调整数据
            var data = UM.getWidgetData(name);
            if (!data) return;
            if (data.buttons) {
                var ok = data.buttons.ok;
                if (ok) {
                    opt.oklabel = ok.label || me.getLang('ok');
                    if (ok.exec) {
                        opt.okFn = function () {
                            return $.proxy(ok.exec, null, me, $dialog)()
                        }
                    }
                }
                var cancel = data.buttons.cancel;
                if (cancel) {
                    opt.cancellabel = cancel.label || me.getLang('cancel');
                    if (cancel.exec) {
                        opt.cancelFn = function () {
                            return $.proxy(cancel.exec, null, me, $dialog)()
                        }
                    }
                }
            }
            data.width && (opt.width = data.width);
            data.height && (opt.height = data.height);

            $dialog = $.eduimodal(opt);

            $dialog.attr('id', 'edui-dialog-' + name).addClass('edui-dialog-' + name)
                .find('.edui-modal-body').addClass('edui-dialog-' + name + '-body');

            $dialog.edui().on('beforehide', function () {
                var rng = me.selection.getRange();
                if (rng.equals(currentRange)) {
                    rng.select()
                }
            }).on('beforeshow', function () {
                var $root = this.root(),
                    win = null,
                    offset = null;
                currentRange = me.selection.getRange();
                if (!$root.parent()[0]) {
                    me.$container.find('.edui-dialog-container').append($root);
                }

                //IE6下 特殊处理, 通过计算进行定位
                if ($.IE6) {

                    win = {
                        width: $(window).width(),
                        height: $(window).height()
                    };
                    offset = $root.parents(".edui-toolbar")[0].getBoundingClientRect();
                    $root.css({
                        position: 'absolute',
                        margin: 0,
                        left: (win.width - $root.width()) / 2 - offset.left,
                        top: 100 - offset.top
                    });

                }
                UM.setWidgetBody(name, $dialog, me);
                UM.setTopEditor(me);
            }).on('afterbackdrop', function () {
                this.$backdrop.css('zIndex', me.getOpt('zIndex') + 1).appendTo(me.$container.find('.edui-dialog-container'))
                $dialog.css('zIndex', me.getOpt('zIndex') + 2)
            }).on('beforeok', function () {
                try {
                    currentRange.select()
                } catch (e) {
                }
            }).attachTo($btn)
        });


        me.addListener('selectionchange', function () {
            var state = this.queryCommandState(name);
            $btn.edui().disabled(state == -1).active(state == 1)
        });
        return $btn;
    });
    UM.registerUI('emotion formula', function (name) {
        var me = this,
            url = me.options.UMEDITOR_HOME_URL + 'dialogs/' + name + '/' + name + '.js';

        var $btn = $.eduibutton({
            icon: name,
            title: this.getLang('labelMap')[name] || ''
        });

        //加载模版数据
        utils.loadFile(document, {
            src: url,
            tag: "script",
            type: "text/javascript",
            defer: "defer"
        }, function () {
            var opt = {
                url: url
            };
            //调整数据
            var data = UM.getWidgetData(name);

            data.width && (opt.width = data.width);
            data.height && (opt.height = data.height);

            $.eduipopup(opt).css('zIndex', me.options.zIndex + 1)
                .addClass('edui-popup-' + name)
                .edui()
                .on('beforeshow', function () {
                    var $root = this.root();
                    if (!$root.parent().length) {
                        me.$container.find('.edui-dialog-container').append($root);
                    }
                    UM.setWidgetBody(name, $root, me);
                    UM.setTopEditor(me);
                }).attachTo($btn, {
                offsetTop: -5,
                offsetLeft: 10,
                caretLeft: 11,
                caretTop: -8
            });
            me.addListener('selectionchange', function () {
                var state = this.queryCommandState(name);
                $btn.edui().disabled(state == -1).active(state == 1);
            });
        });
        return $btn;

    });
    UM.registerUI('imagescale', function () {
        var me = this,
            $imagescale;

        me.setOpt('imageScaleEnabled', true);

        if (browser.webkit && me.getOpt('imageScaleEnabled')) {

            me.addListener('click', function (type, e) {
                var range = me.selection.getRange(),
                    img = range.getClosedNode(),
                    target = e.target;

                /* 点击第一个图片的后面,八个角不消失 fix:3652 */
                if (img && img.tagName == 'IMG' && target == img) {

                    if (!$imagescale) {
                        $imagescale = $.eduiscale({'$wrap': me.$container}).css('zIndex', me.options.zIndex);
                        me.$container.append($imagescale);

                        var _keyDownHandler = function () {
                            $imagescale.edui().hide();
                        }, _mouseDownHandler = function (e) {
                            var ele = e.target || e.srcElement;
                            if (ele && ele.className.indexOf('edui-scale') == -1) {
                                _keyDownHandler(e);
                            }
                        }, timer;

                        $imagescale.edui()
                            .on('aftershow', function () {
                                $(document).bind('keydown', _keyDownHandler);
                                $(document).bind('mousedown', _mouseDownHandler);
                                me.selection.getNative().removeAllRanges();
                            })
                            .on('afterhide', function () {
                                $(document).unbind('keydown', _keyDownHandler);
                                $(document).unbind('mousedown', _mouseDownHandler);
                                var target = $imagescale.edui().getScaleTarget();
                                if (target.parentNode) {
                                    me.selection.getRange().selectNode(target).select();
                                }
                            })
                            .on('mousedown', function (e) {
                                me.selection.getNative().removeAllRanges();
                                var ele = e.target || e.srcElement;
                                if (ele && ele.className.indexOf('edui-scale-hand') == -1) {
                                    timer = setTimeout(function () {
                                        $imagescale.edui().hide();
                                    }, 200);
                                }
                            })
                            .on('mouseup', function (e) {
                                var ele = e.target || e.srcElement;
                                if (ele && ele.className.indexOf('edui-scale-hand') == -1) {
                                    clearTimeout(timer);
                                }
                            });
                    }
                    $imagescale.edui().show($(img));

                } else {
                    if ($imagescale && $imagescale.css('display') != 'none') $imagescale.edui().hide();

                }
            });

            me.addListener('click', function (type, e) {
                if (e.target.tagName == 'IMG') {
                    var range = new dom.Range(me.document, me.body);
                    range.selectNode(e.target).select();
                }
            });

        }
    });
    UM.registerUI('autofloat', function () {
        var me = this,
            lang = me.getLang();
        me.setOpt({
            autoFloatEnabled: true,
            topOffset: 0
        });
        var optsAutoFloatEnabled = me.options.autoFloatEnabled !== false,
            topOffset = me.options.topOffset;


        //如果不固定toolbar的位置，则直接退出
        if (!optsAutoFloatEnabled) {
            return;
        }
        me.ready(function () {
            var LteIE6 = browser.ie && browser.version <= 6,
                quirks = browser.quirks;

            function checkHasUI() {
                if (!UM.ui) {
                    alert(lang.autofloatMsg);
                    return 0;
                }
                return 1;
            }

            function fixIE6FixedPos() {
                var docStyle = document.body.style;
                docStyle.backgroundImage = 'url("about:blank")';
                docStyle.backgroundAttachment = 'fixed';
            }

            var bakCssText,
                placeHolder = document.createElement('div'),
                toolbarBox, orgTop,
                getPosition = function (element) {
                    var bcr;
                    //trace  IE6下在控制编辑器显隐时可能会报错，catch一下
                    try {
                        bcr = element.getBoundingClientRect();
                    } catch (e) {
                        bcr = {left: 0, top: 0, height: 0, width: 0}
                    }
                    var rect = {
                        left: Math.round(bcr.left),
                        top: Math.round(bcr.top),
                        height: Math.round(bcr.bottom - bcr.top),
                        width: Math.round(bcr.right - bcr.left)
                    };
                    var doc;
                    while ((doc = element.ownerDocument) !== document &&
                    (element = domUtils.getWindow(doc).frameElement)) {
                        bcr = element.getBoundingClientRect();
                        rect.left += bcr.left;
                        rect.top += bcr.top;
                    }
                    rect.bottom = rect.top + rect.height;
                    rect.right = rect.left + rect.width;
                    return rect;
                };
            var isFullScreening = false;

            function setFloating() {
                if (isFullScreening) {
                    return;
                }
                var toobarBoxPos = domUtils.getXY(toolbarBox),
                    origalFloat = domUtils.getComputedStyle(toolbarBox, 'position'),
                    origalLeft = domUtils.getComputedStyle(toolbarBox, 'left');
                toolbarBox.style.width = toolbarBox.offsetWidth + 'px';
                toolbarBox.style.zIndex = me.options.zIndex * 1 + 1;
                toolbarBox.parentNode.insertBefore(placeHolder, toolbarBox);
                if (LteIE6 || (quirks && browser.ie)) {
                    if (toolbarBox.style.position != 'absolute') {
                        toolbarBox.style.position = 'absolute';
                    }
                    toolbarBox.style.top = (document.body.scrollTop || document.documentElement.scrollTop) - orgTop + topOffset + 'px';
                } else {
                    if (toolbarBox.style.position != 'fixed') {
                        toolbarBox.style.position = 'fixed';
                        toolbarBox.style.top = topOffset + "px";
                        ((origalFloat == 'absolute' || origalFloat == 'relative') && parseFloat(origalLeft)) && (toolbarBox.style.left = toobarBoxPos.x + 'px');
                    }
                }
            }

            function unsetFloating() {

                if (placeHolder.parentNode) {
                    placeHolder.parentNode.removeChild(placeHolder);
                }
                toolbarBox.style.cssText = bakCssText;
            }

            function updateFloating() {
                var rect3 = getPosition(me.container);
                var offset = me.options.toolbarTopOffset || 0;
                if (rect3.top < 0 && rect3.bottom - toolbarBox.offsetHeight > offset) {
                    setFloating();
                } else {
                    unsetFloating();
                }
            }

            var defer_updateFloating = utils.defer(function () {
                updateFloating();
            }, browser.ie ? 200 : 100, true);

            me.addListener('destroy', function () {
                $(window).off('scroll resize', updateFloating);
                me.removeListener('keydown', defer_updateFloating);
            });

            if (checkHasUI(me)) {
                toolbarBox = $('.edui-toolbar', me.container)[0];
                me.addListener("afteruiready", function () {
                    setTimeout(function () {
                        orgTop = $(toolbarBox).offset().top;
                    }, 100);
                });
                bakCssText = toolbarBox.style.cssText;
                placeHolder.style.height = toolbarBox.offsetHeight + 'px';
                if (LteIE6) {
                    fixIE6FixedPos();
                }

                $(window).on('scroll resize', updateFloating);
                me.addListener('keydown', defer_updateFloating);
                me.addListener('resize', function () {
                    unsetFloating();
                    placeHolder.style.height = toolbarBox.offsetHeight + 'px';
                    updateFloating();
                });

                me.addListener('beforefullscreenchange', function (t, enabled) {
                    if (enabled) {
                        unsetFloating();
                        isFullScreening = enabled;
                    }
                });
                me.addListener('fullscreenchanged', function (t, enabled) {
                    if (!enabled) {
                        updateFloating();
                    }
                    isFullScreening = enabled;
                });
                me.addListener('sourcemodechanged', function (t, enabled) {
                    setTimeout(function () {
                        updateFloating();
                    }, 0);
                });
                me.addListener("clearDoc", function () {
                    setTimeout(function () {
                        updateFloating();
                    }, 0);

                })
            }
        })


    });
    UM.registerUI('source', function (name) {
        var me = this;
        me.addListener('fullscreenchanged', function () {
            me.$container.find('textarea').width(me.$body.width() - 10).height(me.$body.height())

        });
        var $btn = $.eduibutton({
            icon: name,
            click: function () {
                me.execCommand(name);
                UM.setTopEditor(me);
            },
            title: this.getLang('labelMap')[name] || ''
        });

        this.addListener('selectionchange', function () {
            var state = this.queryCommandState(name);
            $btn.edui().disabled(state == -1).active(state == 1)
        });
        return $btn;
    });

    UM.registerUI('paragraph fontfamily fontsize', function (name) {

        var me = this,
            label = (me.options.labelMap && me.options.labelMap[name]) || me.getLang("labelMap." + name),
            options = {
                label: label,
                title: label,
                comboboxName: name,
                items: me.options[name] || [],
                itemStyles: [],
                value: [],
                autowidthitem: []
            },
            $combox = null,
            comboboxWidget = null;
        if (options.items.length == 0) {
            return null;
        }
        switch (name) {

            case 'paragraph':
                options = transForParagraph(options);
                break;

            case 'fontfamily':
                options = transForFontfamily(options);
                break;

            case 'fontsize':
                options = transForFontsize(options);
                break;

        }

        //实例化
        $combox = $.eduibuttoncombobox(options).css('zIndex', me.getOpt('zIndex') + 1);
        comboboxWidget = $combox.edui();

        comboboxWidget.on('comboboxselect', function (evt, res) {
            me.execCommand(name, res.value);
        }).on("beforeshow", function () {
            if ($combox.parent().length === 0) {
                $combox.appendTo(me.$container.find('.edui-dialog-container'));
            }
            UM.setTopEditor(me);
        });


        //状态反射
        this.addListener('selectionchange', function (evt) {

            var state = this.queryCommandState(name),
                value = this.queryCommandValue(name);

            //设置按钮状态
            comboboxWidget.button().edui().disabled(state == -1).active(state == 1);
            if (value) {
                //设置label
                value = value.replace(/['"]/g, '').toLowerCase().split(/['|"]?\s*,\s*[\1]?/);

                comboboxWidget.selectItemByLabel(value);
            }


        });

        return comboboxWidget.button().addClass('edui-combobox');

        /**
         * 宽度自适应工具函数
         * @param word 单词内容
         * @param hasSuffix 是否含有后缀
         */
        function wordCountAdaptive(word, hasSuffix) {

            var $tmpNode = $('<span>').html(word).css({
                    display: 'inline',
                    position: 'absolute',
                    top: -10000000,
                    left: -100000
                }).appendTo(document.body),
                width = $tmpNode.width();

            $tmpNode.remove();
            $tmpNode = null;

            if (width < 50) {

                return word;

            } else {

                word = word.slice(0, hasSuffix ? -4 : -1);

                if (!word.length) {
                    return '...';
                }

                return wordCountAdaptive(word + '...', true);

            }

        }


        //段落参数转换
        function transForParagraph(options) {

            var tempItems = [];

            for (var key in options.items) {

                options.value.push(key);
                tempItems.push(key);
                options.autowidthitem.push(wordCountAdaptive(key));

            }

            options.items = tempItems;
            options.autoRecord = false;

            return options;

        }

        //字体参数转换
        function transForFontfamily(options) {

            var temp = null,
                tempItems = [];

            for (var i = 0, len = options.items.length; i < len; i++) {

                temp = options.items[i].val;
                tempItems.push(temp.split(/\s*,\s*/)[0]);
                options.itemStyles.push('font-family: ' + temp);
                options.value.push(temp);
                options.autowidthitem.push(wordCountAdaptive(tempItems[i]));

            }

            options.items = tempItems;

            return options;

        }

        //字体大小参数转换
        function transForFontsize(options) {

            var temp = null,
                tempItems = [];

            options.itemStyles = [];
            options.value = [];

            for (var i = 0, len = options.items.length; i < len; i++) {

                temp = options.items[i];
                tempItems.push(temp);
                options.itemStyles.push('font-size: ' + temp + 'px');

            }

            options.value = options.items;
            options.items = tempItems;
            options.autoRecord = false;

            return options;

        }

    });


    UM.registerUI('forecolor backcolor', function (name) {
        function getCurrentColor() {
            return domUtils.getComputedStyle($colorLabel[0], 'background-color');
        }

        var me = this,
            $colorPickerWidget = null,
            $colorLabel = null,
            $btn = null;

        //querycommand
        this.addListener('selectionchange', function () {

            var state = this.queryCommandState(name);
            $btn.edui().disabled(state == -1).active(state == 1);

        });

        $btn = $.eduicolorsplitbutton({
            icon: name,
            caret: true,
            name: name,
            title: me.getLang("labelMap")[name],
            click: function () {
                me.execCommand(name, getCurrentColor());
            }
        });

        $colorLabel = $btn.edui().colorLabel();

        $colorPickerWidget = $.eduicolorpicker({
            name: name,
            lang_clearColor: me.getLang('clearColor') || '',
            lang_themeColor: me.getLang('themeColor') || '',
            lang_standardColor: me.getLang('standardColor') || ''
        })
            .on('pickcolor', function (evt, color) {
                window.setTimeout(function () {
                    $colorLabel.css("backgroundColor", color);
                    me.execCommand(name, color);
                }, 0);
            })
            .on('show', function () {
                UM.setActiveWidget(colorPickerWidget.root());
            }).css('zIndex', me.getOpt('zIndex') + 1);

        $btn.edui().on('arrowclick', function () {
            if (!$colorPickerWidget.parent().length) {
                me.$container.find('.edui-dialog-container').append($colorPickerWidget);
            }
            $colorPickerWidget.edui().show($btn, {
                caretDir: "down",
                offsetTop: -5,
                offsetLeft: 8,
                caretLeft: 11,
                caretTop: -8
            });
            UM.setTopEditor(me);
        }).register('click', $btn, function () {
            $colorPickerWidget.edui().hide()
        });

        return $btn;

    });

})(jQuery)