Merge remote-tracking branch 'origin/master'

fei.wang

2024-05-13 68bd753f1b77f39c1dd5609620ce29f9b8b412b5

 src/webapp/js/lay-module/wangEditor/wangEditor.js

¶Ô±ÈÐÂÎļþ
@@ -0,0 +1,4678 @@
(function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
   typeof define === 'function' && define.amd ? define(factory) :
   (global.wangEditor = factory());
}(this, (function () { 'use strict';

/*
    poly-fill
*/

var polyfill = function () {

    // Object.assign
    if (typeof Object.assign != 'function') {
        Object.assign = function (target, varArgs) {
            // .length of function is 2
            if (target == null) {
                // TypeError if undefined or null
                throw new TypeError('Cannot convert undefined or null to object');
            }

            var to = Object(target);

            for (var index = 1; index < arguments.length; index++) {
                var nextSource = arguments[index];

                if (nextSource != null) {
                    // Skip over if undefined or null
                    for (var nextKey in nextSource) {
                        // Avoid bugs when hasOwnProperty is shadowed
                        if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
                            to[nextKey] = nextSource[nextKey];
                        }
                    }
                }
            }
            return to;
        };
    }

    // IE ä¸­å…¼å®¹ Element.prototype.matches
    if (!Element.prototype.matches) {
        Element.prototype.matches = Element.prototype.matchesSelector || Element.prototype.mozMatchesSelector || Element.prototype.msMatchesSelector || Element.prototype.oMatchesSelector || Element.prototype.webkitMatchesSelector || function (s) {
            var matches = (this.document || this.ownerDocument).querySelectorAll(s),
                i = matches.length;
            while (--i >= 0 && matches.item(i) !== this) {}
            return i > -1;
        };
    }
};

/*
    DOM æ“ä½œ API
*/

// æ ¹æ® html ä»£ç ç‰‡æ®µåˆ›å»º dom å¯¹è±¡
function createElemByHTML(html) {
    var div = void 0;
    div = document.createElement('div');
    div.innerHTML = html;
    return div.children;
}

// æ˜¯å¦æ˜¯ DOM List
function isDOMList(selector) {
    if (!selector) {
        return false;
    }
    if (selector instanceof HTMLCollection || selector instanceof NodeList) {
        return true;
    }
    return false;
}

// å°è£… document.querySelectorAll
function querySelectorAll(selector) {
    var result = document.querySelectorAll(selector);
    if (isDOMList(result)) {
        return result;
    } else {
        return [result];
    }
}

// è®°å½•æ‰€æœ‰çš„事件绑定
var eventList = [];

// åˆ›å»ºæž„造函数
function DomElement(selector) {
    if (!selector) {
        return;
    }

    // selector æœ¬æ¥å°±æ˜¯ DomElement å¯¹è±¡ï¼Œç›´æŽ¥è¿”回
    if (selector instanceof DomElement) {
        return selector;
    }

    this.selector = selector;
    var nodeType = selector.nodeType;

    // æ ¹æ® selector å¾—出的结果（如 DOM，DOM List）
    var selectorResult = [];
    if (nodeType === 9) {
        // document èŠ‚点
        selectorResult = [selector];
    } else if (nodeType === 1) {
        // å•ä¸ª DOM èŠ‚点
        selectorResult = [selector];
    } else if (isDOMList(selector) || selector instanceof Array) {
        // DOM List æˆ–者数组
        selectorResult = selector;
    } else if (typeof selector === 'string') {
        // å­—符串
        selector = selector.replace('/\n/mg', '').trim();
        if (selector.indexOf('<') === 0) {
            // å¦‚ <div>
            selectorResult = createElemByHTML(selector);
        } else {
            // å¦‚ #id .class
            selectorResult = querySelectorAll(selector);
        }
    }

    var length = selectorResult.length;
    if (!length) {
        // ç©ºæ•°ç»„
        return this;
    }

    // åŠ å…¥ DOM èŠ‚点
    var i = void 0;
    for (i = 0; i < length; i++) {
        this[i] = selectorResult[i];
    }
    this.length = length;
}

// ä¿®æ”¹åŽŸåž‹
DomElement.prototype = {
    constructor: DomElement,

    // ç±»æ•°ç»„，forEach
    forEach: function forEach(fn) {
        var i = void 0;
        for (i = 0; i < this.length; i++) {
            var elem = this[i];
            var result = fn.call(elem, elem, i);
            if (result === false) {
                break;
            }
        }
        return this;
    },

    // clone
    clone: function clone(deep) {
        var cloneList = [];
        this.forEach(function (elem) {
            cloneList.push(elem.cloneNode(!!deep));
        });
        return $(cloneList);
    },

    // èŽ·å–第几个元素
    get: function get(index) {
        var length = this.length;
        if (index >= length) {
            index = index % length;
        }
        return $(this[index]);
    },

    // ç¬¬ä¸€ä¸ª
    first: function first() {
        return this.get(0);
    },

    // æœ€åŽä¸€ä¸ª
    last: function last() {
        var length = this.length;
        return this.get(length - 1);
    },

    // ç»‘定事件
    on: function on(type, selector, fn) {
        // selector ä¸ä¸ºç©ºï¼Œè¯æ˜Žç»‘定事件要加代理
        if (!fn) {
            fn = selector;
            selector = null;
        }

        // type æ˜¯å¦æœ‰å¤šä¸ª
        var types = [];
        types = type.split(/\s+/);

        return this.forEach(function (elem) {
            types.forEach(function (type) {
                if (!type) {
                    return;
                }

                // è®°å½•ä¸‹ï¼Œæ–¹ä¾¿åŽé¢è§£ç»‘
                eventList.push({
                    elem: elem,
                    type: type,
                    fn: fn
                });

                if (!selector) {
                    // æ— ä»£ç†
                    elem.addEventListener(type, fn);
                    return;
                }

                // æœ‰ä»£ç†
                elem.addEventListener(type, function (e) {
                    var target = e.target;
                    if (target.matches(selector)) {
                        fn.call(target, e);
                    }
                });
            });
        });
    },

    // å–消事件绑定
    off: function off(type, fn) {
        return this.forEach(function (elem) {
            elem.removeEventListener(type, fn);
        });
    },

    // èŽ·å–/设置 å±žæ€§
    attr: function attr(key, val) {
        if (val == null) {
            // èŽ·å–值
            return this[0].getAttribute(key);
        } else {
            // è®¾ç½®å€¼
            return this.forEach(function (elem) {
                elem.setAttribute(key, val);
            });
        }
    },

    // æ·»åŠ  class
    addClass: function addClass(className) {
        if (!className) {
            return this;
        }
        return this.forEach(function (elem) {
            var arr = void 0;
            if (elem.className) {
                // è§£æžå½“前 className è½¬æ¢ä¸ºæ•°ç»„
                arr = elem.className.split(/\s/);
                arr = arr.filter(function (item) {
                    return !!item.trim();
                });
                // æ·»åŠ  class
                if (arr.indexOf(className) < 0) {
                    arr.push(className);
                }
                // ä¿®æ”¹ elem.class
                elem.className = arr.join(' ');
            } else {
                elem.className = className;
            }
        });
    },

    // åˆ é™¤ class
    removeClass: function removeClass(className) {
        if (!className) {
            return this;
        }
        return this.forEach(function (elem) {
            var arr = void 0;
            if (elem.className) {
                // è§£æžå½“前 className è½¬æ¢ä¸ºæ•°ç»„
                arr = elem.className.split(/\s/);
                arr = arr.filter(function (item) {
                    item = item.trim();
                    // åˆ é™¤ class
                    if (!item || item === className) {
                        return false;
                    }
                    return true;
                });
                // ä¿®æ”¹ elem.class
                elem.className = arr.join(' ');
            }
        });
    },

    // ä¿®æ”¹ css
    css: function css(key, val) {
        var currentStyle = key + ':' + val + ';';
        return this.forEach(function (elem) {
            var style = (elem.getAttribute('style') || '').trim();
            var styleArr = void 0,
                resultArr = [];
            if (style) {
                // å°† style æŒ‰ç…§ ; æ‹†åˆ†ä¸ºæ•°ç»„
                styleArr = style.split(';');
                styleArr.forEach(function (item) {
                    // å¯¹æ¯é¡¹æ ·å¼ï¼ŒæŒ‰ç…§ : æ‹†åˆ†ä¸º key å’Œ value
                    var arr = item.split(':').map(function (i) {
                        return i.trim();
                    });
                    if (arr.length === 2) {
                        resultArr.push(arr[0] + ':' + arr[1]);
                    }
                });
                // æ›¿æ¢æˆ–者新增
                resultArr = resultArr.map(function (item) {
                    if (item.indexOf(key) === 0) {
                        return currentStyle;
                    } else {
                        return item;
                    }
                });
                if (resultArr.indexOf(currentStyle) < 0) {
                    resultArr.push(currentStyle);
                }
                // ç»“æžœ
                elem.setAttribute('style', resultArr.join('; '));
            } else {
                // style æ— å€¼
                elem.setAttribute('style', currentStyle);
            }
        });
    },

    // æ˜¾ç¤º
    show: function show() {
        return this.css('display', 'block');
    },

    // éšè—
    hide: function hide() {
        return this.css('display', 'none');
    },

    // èŽ·å–子节点
    children: function children() {
        var elem = this[0];
        if (!elem) {
            return null;
        }

        return $(elem.children);
    },

    // èŽ·å–子节点（包括文本节点）
    childNodes: function childNodes() {
        var elem = this[0];
        if (!elem) {
            return null;
        }

        return $(elem.childNodes);
    },

    // å¢žåŠ å­èŠ‚点
    append: function append($children) {
        return this.forEach(function (elem) {
            $children.forEach(function (child) {
                elem.appendChild(child);
            });
        });
    },

    // ç§»é™¤å½“前节点
    remove: function remove() {
        return this.forEach(function (elem) {
            if (elem.remove) {
                elem.remove();
            } else {
                var parent = elem.parentElement;
                parent && parent.removeChild(elem);
            }
        });
    },

    // æ˜¯å¦åŒ…含某个子节点
    isContain: function isContain($child) {
        var elem = this[0];
        var child = $child[0];
        return elem.contains(child);
    },

    // å°ºå¯¸æ•°æ®
    getSizeData: function getSizeData() {
        var elem = this[0];
        return elem.getBoundingClientRect(); // å¯å¾—到 bottom height left right top width çš„数据
    },

    // å°è£… nodeName
    getNodeName: function getNodeName() {
        var elem = this[0];
        return elem.nodeName;
    },

    // ä»Žå½“前元素查找
    find: function find(selector) {
        var elem = this[0];
        return $(elem.querySelectorAll(selector));
    },

    // èŽ·å–当前元素的 text
    text: function text(val) {
        if (!val) {
            // èŽ·å– text
            var elem = this[0];
            return elem.innerHTML.replace(/<.*?>/g, function () {
                return '';
            });
        } else {
            // è®¾ç½® text
            return this.forEach(function (elem) {
                elem.innerHTML = val;
            });
        }
    },

    // èŽ·å– html
    html: function html(value) {
        var elem = this[0];
        if (value == null) {
            return elem.innerHTML;
        } else {
            elem.innerHTML = value;
            return this;
        }
    },

    // èŽ·å– value
    val: function val() {
        var elem = this[0];
        return elem.value.trim();
    },

    // focus
    focus: function focus() {
        return this.forEach(function (elem) {
            elem.focus();
        });
    },

    // parent
    parent: function parent() {
        var elem = this[0];
        return $(elem.parentElement);
    },

    // parentUntil æ‰¾åˆ°ç¬¦åˆ selector çš„父节点
    parentUntil: function parentUntil(selector, _currentElem) {
        var results = document.querySelectorAll(selector);
        var length = results.length;
        if (!length) {
            // ä¼ å…¥çš„ selector æ— æ•ˆ
            return null;
        }

        var elem = _currentElem || this[0];
        if (elem.nodeName === 'BODY') {
            return null;
        }

        var parent = elem.parentElement;
        var i = void 0;
        for (i = 0; i < length; i++) {
            if (parent === results[i]) {
                // æ‰¾åˆ°ï¼Œå¹¶è¿”回
                return $(parent);
            }
        }

        // ç»§ç»­æŸ¥æ‰¾
        return this.parentUntil(selector, parent);
    },

    // åˆ¤æ–­ä¸¤ä¸ª elem æ˜¯å¦ç›¸ç­‰
    equal: function equal($elem) {
        if ($elem.nodeType === 1) {
            return this[0] === $elem;
        } else {
            return this[0] === $elem[0];
        }
    },

    // å°†è¯¥å…ƒç´ æ’入到某个元素前面
    insertBefore: function insertBefore(selector) {
        var $referenceNode = $(selector);
        var referenceNode = $referenceNode[0];
        if (!referenceNode) {
            return this;
        }
        return this.forEach(function (elem) {
            var parent = referenceNode.parentNode;
            parent.insertBefore(elem, referenceNode);
        });
    },

    // å°†è¯¥å…ƒç´ æ’入到某个元素后面
    insertAfter: function insertAfter(selector) {
        var $referenceNode = $(selector);
        var referenceNode = $referenceNode[0];
        if (!referenceNode) {
            return this;
        }
        return this.forEach(function (elem) {
            var parent = referenceNode.parentNode;
            if (parent.lastChild === referenceNode) {
                // æœ€åŽä¸€ä¸ªå…ƒç´ 
                parent.appendChild(elem);
            } else {
                // ä¸æ˜¯æœ€åŽä¸€ä¸ªå…ƒç´ 
                parent.insertBefore(elem, referenceNode.nextSibling);
            }
        });
    }
};

// new ä¸€ä¸ªå¯¹è±¡
function $(selector) {
    return new DomElement(selector);
}

// è§£ç»‘所有事件，用于销毁编辑器
$.offAll = function () {
    eventList.forEach(function (item) {
        var elem = item.elem;
        var type = item.type;
        var fn = item.fn;
        // è§£ç»‘
        elem.removeEventListener(type, fn);
    });
};

/*
    é…ç½®ä¿¡æ¯
*/

var config = {

    // é»˜è®¤èœå•é…ç½®
    menus: ['head', 'bold', 'fontSize', 'fontName', 'italic', 'underline', 'strikeThrough', 'foreColor', 'backColor', 'link', 'list', 'justify', 'quote', 'emoticon', 'image', 'table', 'video', 'code', 'undo', 'redo'],

    fontNames: ['宋体', '微软雅黑', 'Arial', 'Tahoma', 'Verdana'],

    colors: ['#000000', '#eeece0', '#1c487f', '#4d80bf', '#c24f4a', '#8baa4a', '#7b5ba1', '#46acc8', '#f9963b', '#ffffff'],

    // // è¯­è¨€é…ç½®
    // lang: {
    //     '设置标题': 'title',
    //     '正文': 'p',
    //     '链接文字': 'link text',
    //     '链接': 'link',
    //     '插入': 'insert',
    //     '创建': 'init'
    // },

    // è¡¨æƒ…
    emotions: [{
        // tab çš„标题
        title: '默认',
        // type -> 'emoji' / 'image'
        type: 'image',
        // content -> æ•°ç»„
        content: [{
            alt: '[坏笑]',
            src: 'http://img.t.sinajs.cn/t4/appstyle/expression/ext/normal/50/pcmoren_huaixiao_org.png'
        }, {
            alt: '[舔屏]',
            src: 'http://img.t.sinajs.cn/t4/appstyle/expression/ext/normal/40/pcmoren_tian_org.png'
        }, {
            alt: '[污]',
            src: 'http://img.t.sinajs.cn/t4/appstyle/expression/ext/normal/3c/pcmoren_wu_org.png'
        }]
    }, {
        // tab çš„标题
        title: '新浪',
        // type -> 'emoji' / 'image'
        type: 'image',
        // content -> æ•°ç»„
        content: [{
            src: 'http://img.t.sinajs.cn/t35/style/images/common/face/ext/normal/7a/shenshou_thumb.gif',
            alt: '[草泥马]'
        }, {
            src: 'http://img.t.sinajs.cn/t35/style/images/common/face/ext/normal/60/horse2_thumb.gif',
            alt: '[神马]'
        }, {
            src: 'http://img.t.sinajs.cn/t35/style/images/common/face/ext/normal/bc/fuyun_thumb.gif',
            alt: '[浮云]'
        }]
    }, {
        // tab çš„标题
        title: 'emoji',
        // type -> 'emoji' / 'image'
        type: 'emoji',
        // content -> æ•°ç»„
        content: '😀 ðŸ˜ƒ ðŸ˜„ ðŸ˜ ðŸ˜† ðŸ˜… ðŸ˜‚ ðŸ˜Š ðŸ˜‡ ðŸ™‚ ðŸ™ƒ ðŸ˜‰ ðŸ˜“ ðŸ˜ª ðŸ˜´ ðŸ™„ ðŸ¤” ðŸ˜¬ ðŸ¤'.split(/\s/)
    }],

    // ç¼–辑区域的 z-index
    zIndex: 10000,

    // æ˜¯å¦å¼€å¯ debug æ¨¡å¼ï¼ˆdebug æ¨¡å¼ä¸‹é”™è¯¯ä¼š throw error å½¢å¼æŠ›å‡ºï¼‰
    debug: false,

    // æ’入链接时候的格式校验
    linkCheck: function linkCheck(text, link) {
        // text æ˜¯æ’入的文字
        // link æ˜¯æ’入的链接
        return true; // è¿”回 true å³è¡¨ç¤ºæˆåŠŸ
        // return '校验失败' // è¿”回字符串即表示失败的提示信息
    },

    // æ’入网络图片的校验
    linkImgCheck: function linkImgCheck(src) {
        // src å³å›¾ç‰‡çš„地址
        return true; // è¿”回 true å³è¡¨ç¤ºæˆåŠŸ
        // return '校验失败'  // è¿”回字符串即表示失败的提示信息
    },

    // ç²˜è´´è¿‡æ»¤æ ·å¼ï¼Œé»˜è®¤å¼€å¯
    pasteFilterStyle: true,

    // ç²˜è´´å†…容时，忽略图片。默认关闭
    pasteIgnoreImg: false,

    // å¯¹ç²˜è´´çš„文字进行自定义处理，返回处理后的结果。编辑器会将处理后的结果粘贴到编辑区域中。
    // IE æš‚时不支持
    pasteTextHandle: function pasteTextHandle(content) {
        // content å³ç²˜è´´è¿‡æ¥çš„内容（html æˆ– çº¯æ–‡æœ¬ï¼‰ï¼Œå¯è¿›è¡Œè‡ªå®šä¹‰å¤„理然后返回
        return content;
    },

    // onchange äº‹ä»¶
    // onchange: function (html) {
    //     // html å³å˜åŒ–之后的内容
    //     console.log(html)
    // },

    // æ˜¯å¦æ˜¾ç¤ºæ·»åŠ ç½‘络图片的 tab
    showLinkImg: true,

    // æ’入网络图片的回调
    linkImgCallback: function linkImgCallback(url) {
        // console.log(url)  // url å³æ’入图片的地址
    },

    // é»˜è®¤ä¸Šä¼ å›¾ç‰‡ max size: 5M
    uploadImgMaxSize: 5 * 1024 * 1024,

    // é…ç½®ä¸€æ¬¡æœ€å¤šä¸Šä¼ å‡ ä¸ªå›¾ç‰‡
    // uploadImgMaxLength: 5,

    // ä¸Šä¼ å›¾ç‰‡ï¼Œæ˜¯å¦æ˜¾ç¤º base64 æ ¼å¼
    uploadImgShowBase64: false,

    // ä¸Šä¼ å›¾ç‰‡ï¼Œserver åœ°å€ï¼ˆå¦‚果有值，则 base64 æ ¼å¼çš„配置则失效）
    // uploadImgServer: '/upload',

    // è‡ªå®šä¹‰é…ç½® filename
    uploadFileName: '',

    // ä¸Šä¼ å›¾ç‰‡çš„自定义参数
    uploadImgParams: {
        // token: 'abcdef12345'
    },

    // ä¸Šä¼ å›¾ç‰‡çš„自定义header
    uploadImgHeaders: {
        // 'Accept': 'text/x-json'
    },

    // é…ç½® XHR withCredentials
    withCredentials: false,

    // è‡ªå®šä¹‰ä¸Šä¼ å›¾ç‰‡è¶…时时间 ms
    uploadImgTimeout: 10000,

    // ä¸Šä¼ å›¾ç‰‡ hook 
    uploadImgHooks: {
        // customInsert: function (insertLinkImg, result, editor) {
        //     console.log('customInsert')
        //     // å›¾ç‰‡ä¸Šä¼ å¹¶è¿”回结果，自定义插入图片的事件，而不是编辑器自动插入图片
        //     const data = result.data1 || []
        //     data.forEach(link => {
        //         insertLinkImg(link)
        //     })
        // },
        before: function before(xhr, editor, files) {
            // å›¾ç‰‡ä¸Šä¼ ä¹‹å‰è§¦å‘

            // å¦‚果返回的结果是 {prevent: true, msg: 'xxxx'} åˆ™è¡¨ç¤ºç”¨æˆ·æ”¾å¼ƒä¸Šä¼ 
            // return {
            //     prevent: true,
            //     msg: '放弃上传'
            // }
        },
        success: function success(xhr, editor, result) {
            // å›¾ç‰‡ä¸Šä¼ å¹¶è¿”回结果，图片插入成功之后触发
        },
        fail: function fail(xhr, editor, result) {
            // å›¾ç‰‡ä¸Šä¼ å¹¶è¿”回结果，但图片插入错误时触发
        },
        error: function error(xhr, editor) {
            // å›¾ç‰‡ä¸Šä¼ å‡ºé”™æ—¶è§¦å‘
        },
        timeout: function timeout(xhr, editor) {
            // å›¾ç‰‡ä¸Šä¼ è¶…时时触发
        }
    },

    // æ˜¯å¦ä¸Šä¼ ä¸ƒç‰›äº‘，默认为 false
    qiniu: false

};

/*
    å·¥å…·
*/

// å’Œ UA ç›¸å…³çš„属性
var UA = {
    _ua: navigator.userAgent,

    // æ˜¯å¦ webkit
    isWebkit: function isWebkit() {
        var reg = /webkit/i;
        return reg.test(this._ua);
    },

    // æ˜¯å¦ IE
    isIE: function isIE() {
        return 'ActiveXObject' in window;
    }
};

// éåŽ†å¯¹è±¡
function objForEach(obj, fn) {
    var key = void 0,
        result = void 0;
    for (key in obj) {
        if (obj.hasOwnProperty(key)) {
            result = fn.call(obj, key, obj[key]);
            if (result === false) {
                break;
            }
        }
    }
}

// éåŽ†ç±»æ•°ç»„
function arrForEach(fakeArr, fn) {
    var i = void 0,
        item = void 0,
        result = void 0;
    var length = fakeArr.length || 0;
    for (i = 0; i < length; i++) {
        item = fakeArr[i];
        result = fn.call(fakeArr, item, i);
        if (result === false) {
            break;
        }
    }
}

// èŽ·å–随机数
function getRandom(prefix) {
    return prefix + Math.random().toString().slice(2);
}

// æ›¿æ¢ html ç‰¹æ®Šå­—符
function replaceHtmlSymbol(html) {
    if (html == null) {
        return '';
    }
    return html.replace(/</gm, '&lt;').replace(/>/gm, '&gt;').replace(/"/gm, '&quot;').replace(/(\r\n|\r|\n)/g, '<br/>');
}

// è¿”回百分比的格式


// åˆ¤æ–­æ˜¯ä¸æ˜¯ function
function isFunction(fn) {
    return typeof fn === 'function';
}

/*
    bold-menu
*/
// æž„造函数
function Bold(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-bold"></i>\n        </div>');
    this.type = 'click';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Bold.prototype = {
    constructor: Bold,

    // ç‚¹å‡»äº‹ä»¶
    onClick: function onClick(e) {
        // ç‚¹å‡»èœå•å°†è§¦å‘这里

        var editor = this.editor;
        var isSeleEmpty = editor.selection.isSelectionEmpty();

        if (isSeleEmpty) {
            // é€‰åŒºæ˜¯ç©ºçš„，插入并选中一个“空白”
            editor.selection.createEmptyRange();
        }

        // æ‰§è¡Œ bold å‘½ä»¤
        editor.cmd.do('bold');

        if (isSeleEmpty) {
            // éœ€è¦å°†é€‰å–折叠起来
            editor.selection.collapseRange();
            editor.selection.restoreSelection();
        }
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        if (editor.cmd.queryCommandState('bold')) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    æ›¿æ¢å¤šè¯­è¨€
 */

var replaceLang = function (editor, str) {
    var langArgs = editor.config.langArgs || [];
    var result = str;

    langArgs.forEach(function (item) {
        var reg = item.reg;
        var val = item.val;

        if (reg.test(result)) {
            result = result.replace(reg, function () {
                return val;
            });
        }
    });

    return result;
};

/*
    droplist
*/
var _emptyFn = function _emptyFn() {};

// æž„造函数
function DropList(menu, opt) {
    var _this = this;

    // droplist æ‰€ä¾é™„的菜单
    var editor = menu.editor;
    this.menu = menu;
    this.opt = opt;
    // å®¹å™¨
    var $container = $('<div class="w-e-droplist"></div>');

    // æ ‡é¢˜
    var $title = opt.$title;
    var titleHtml = void 0;
    if ($title) {
        // æ›¿æ¢å¤šè¯­è¨€
        titleHtml = $title.html();
        titleHtml = replaceLang(editor, titleHtml);
        $title.html(titleHtml);

        $title.addClass('w-e-dp-title');
        $container.append($title);
    }

    var list = opt.list || [];
    var type = opt.type || 'list'; // 'list' åˆ—表形式（如“标题”菜单） / 'inline-block' å—状形式（如“颜色”菜单）
    var onClick = opt.onClick || _emptyFn;

    // åŠ å…¥ DOM å¹¶ç»‘定事件
    var $list = $('<ul class="' + (type === 'list' ? 'w-e-list' : 'w-e-block') + '"></ul>');
    $container.append($list);
    list.forEach(function (item) {
        var $elem = item.$elem;

        // æ›¿æ¢å¤šè¯­è¨€
        var elemHtml = $elem.html();
        elemHtml = replaceLang(editor, elemHtml);
        $elem.html(elemHtml);

        var value = item.value;
        var $li = $('<li class="w-e-item"></li>');
        if ($elem) {
            $li.append($elem);
            $list.append($li);
            $li.on('click', function (e) {
                onClick(value);

                // éšè—
                _this.hideTimeoutId = setTimeout(function () {
                    _this.hide();
                }, 0);
            });
        }
    });

    // ç»‘定隐藏事件
    $container.on('mouseleave', function (e) {
        _this.hideTimeoutId = setTimeout(function () {
            _this.hide();
        }, 0);
    });

    // è®°å½•å±žæ€§
    this.$container = $container;

    // åŸºæœ¬å±žæ€§
    this._rendered = false;
    this._show = false;
}

// åŽŸåž‹
DropList.prototype = {
    constructor: DropList,

    // æ˜¾ç¤ºï¼ˆæ’å…¥DOM）
    show: function show() {
        if (this.hideTimeoutId) {
            // æ¸…除之前的定时隐藏
            clearTimeout(this.hideTimeoutId);
        }

        var menu = this.menu;
        var $menuELem = menu.$elem;
        var $container = this.$container;
        if (this._show) {
            return;
        }
        if (this._rendered) {
            // æ˜¾ç¤º
            $container.show();
        } else {
            // åŠ å…¥ DOM ä¹‹å‰å…ˆå®šä½ä½ç½®
            var menuHeight = $menuELem.getSizeData().height || 0;
            var width = this.opt.width || 100; // é»˜è®¤ä¸º 100
            $container.css('margin-top', menuHeight + 'px').css('width', width + 'px');

            // åŠ å…¥åˆ° DOM
            $menuELem.append($container);
            this._rendered = true;
        }

        // ä¿®æ”¹å±žæ€§
        this._show = true;
    },

    // éšè—ï¼ˆç§»é™¤DOM）
    hide: function hide() {
        if (this.showTimeoutId) {
            // æ¸…除之前的定时显示
            clearTimeout(this.showTimeoutId);
        }

        var $container = this.$container;
        if (!this._show) {
            return;
        }
        // éšè—å¹¶éœ€æ”¹å±žæ€§
        $container.hide();
        this._show = false;
    }
};

/*
    menu - header
*/
// æž„造函数
function Head(editor) {
    var _this = this;

    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-header"></i></div>');
    this.type = 'droplist';

    // å½“前是否 active çŠ¶æ€
    this._active = false;

    // åˆå§‹åŒ– droplist
    this.droplist = new DropList(this, {
        width: 100,
        $title: $('<p>设置标题</p>'),
        type: 'list', // droplist ä»¥åˆ—表形式展示
        list: [{ $elem: $('<h1>H1</h1>'), value: '<h1>' }, { $elem: $('<h2>H2</h2>'), value: '<h2>' }, { $elem: $('<h3>H3</h3>'), value: '<h3>' }, { $elem: $('<h4>H4</h4>'), value: '<h4>' }, { $elem: $('<h5>H5</h5>'), value: '<h5>' }, { $elem: $('<p>正文</p>'), value: '<p>' }],
        onClick: function onClick(value) {
            // æ³¨æ„ this æ˜¯æŒ‡å‘当前的 Head å¯¹è±¡
            _this._command(value);
        }
    });
}

// åŽŸåž‹
Head.prototype = {
    constructor: Head,

    // æ‰§è¡Œå‘½ä»¤
    _command: function _command(value) {
        var editor = this.editor;

        var $selectionElem = editor.selection.getSelectionContainerElem();
        if (editor.$textElem.equal($selectionElem)) {
            // ä¸èƒ½é€‰ä¸­å¤šè¡Œæ¥è®¾ç½®æ ‡é¢˜ï¼Œå¦åˆ™ä¼šå‡ºçŽ°é—®é¢˜
            // ä¾‹å¦‚选中的是 <p>xxx</p><p>yyy</p> æ¥è®¾ç½®æ ‡é¢˜ï¼Œè®¾ç½®ä¹‹åŽä¼šæˆä¸º <h1>xxx<br>yyy</h1> ä¸ç¬¦åˆé¢„期
            return;
        }

        editor.cmd.do('formatBlock', value);
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        var reg = /^h/i;
        var cmdValue = editor.cmd.queryCommandValue('formatBlock');
        if (reg.test(cmdValue)) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    menu - fontSize
*/

// æž„造函数
function FontSize(editor) {
    var _this = this;

    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-text-heigh"></i></div>');
    this.type = 'droplist';

    // å½“前是否 active çŠ¶æ€
    this._active = false;

    // åˆå§‹åŒ– droplist
    this.droplist = new DropList(this, {
        width: 160,
        $title: $('<p>字号</p>'),
        type: 'list', // droplist ä»¥åˆ—表形式展示
        list: [{ $elem: $('<span style="font-size: x-small;">x-small</span>'), value: '1' }, { $elem: $('<span style="font-size: small;">small</span>'), value: '2' }, { $elem: $('<span>normal</span>'), value: '3' }, { $elem: $('<span style="font-size: large;">large</span>'), value: '4' }, { $elem: $('<span style="font-size: x-large;">x-large</span>'), value: '5' }, { $elem: $('<span style="font-size: xx-large;">xx-large</span>'), value: '6' }],
        onClick: function onClick(value) {
            // æ³¨æ„ this æ˜¯æŒ‡å‘当前的 FontSize å¯¹è±¡
            _this._command(value);
        }
    });
}

// åŽŸåž‹
FontSize.prototype = {
    constructor: FontSize,

    // æ‰§è¡Œå‘½ä»¤
    _command: function _command(value) {
        var editor = this.editor;
        editor.cmd.do('fontSize', value);
    }
};

/*
    menu - fontName
*/

// æž„造函数
function FontName(editor) {
    var _this = this;

    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-font"></i></div>');
    this.type = 'droplist';

    // å½“前是否 active çŠ¶æ€
    this._active = false;

    // èŽ·å–配置的字体
    var config = editor.config;
    var fontNames = config.fontNames || [];

    // åˆå§‹åŒ– droplist
    this.droplist = new DropList(this, {
        width: 100,
        $title: $('<p>字体</p>'),
        type: 'list', // droplist ä»¥åˆ—表形式展示
        list: fontNames.map(function (fontName) {
            return { $elem: $('<span style="font-family: ' + fontName + ';">' + fontName + '</span>'), value: fontName };
        }),
        onClick: function onClick(value) {
            // æ³¨æ„ this æ˜¯æŒ‡å‘当前的 FontName å¯¹è±¡
            _this._command(value);
        }
    });
}

// åŽŸåž‹
FontName.prototype = {
    constructor: FontName,

    _command: function _command(value) {
        var editor = this.editor;
        editor.cmd.do('fontName', value);
    }
};

/*
    panel
*/

var emptyFn = function emptyFn() {};

// è®°å½•å·²ç»æ˜¾ç¤º panel çš„菜单
var _isCreatedPanelMenus = [];

// æž„造函数
function Panel(menu, opt) {
    this.menu = menu;
    this.opt = opt;
}

// åŽŸåž‹
Panel.prototype = {
    constructor: Panel,

    // æ˜¾ç¤ºï¼ˆæ’å…¥DOM）
    show: function show() {
        var _this = this;

        var menu = this.menu;
        if (_isCreatedPanelMenus.indexOf(menu) >= 0) {
            // è¯¥èœå•å·²ç»åˆ›å»ºäº† panel ä¸èƒ½å†åˆ›å»º
            return;
        }

        var editor = menu.editor;
        var $body = $('body');
        var $textContainerElem = editor.$textContainerElem;
        var opt = this.opt;

        // panel çš„容器
        var $container = $('<div class="w-e-panel-container"></div>');
        var width = opt.width || 300; // é»˜è®¤ 300px
        $container.css('width', width + 'px').css('margin-left', (0 - width) / 2 + 'px');

        // æ·»åŠ å…³é—­æŒ‰é’®
        var $closeBtn = $('<i class="w-e-icon-close w-e-panel-close"></i>');
        $container.append($closeBtn);
        $closeBtn.on('click', function () {
            _this.hide();
        });

        // å‡†å¤‡ tabs å®¹å™¨
        var $tabTitleContainer = $('<ul class="w-e-panel-tab-title"></ul>');
        var $tabContentContainer = $('<div class="w-e-panel-tab-content"></div>');
        $container.append($tabTitleContainer).append($tabContentContainer);

        // è®¾ç½®é«˜åº¦
        var height = opt.height;
        if (height) {
            $tabContentContainer.css('height', height + 'px').css('overflow-y', 'auto');
        }

        // tabs
        var tabs = opt.tabs || [];
        var tabTitleArr = [];
        var tabContentArr = [];
        tabs.forEach(function (tab, tabIndex) {
            if (!tab) {
                return;
            }
            var title = tab.title || '';
            var tpl = tab.tpl || '';

            // æ›¿æ¢å¤šè¯­è¨€
            title = replaceLang(editor, title);
            tpl = replaceLang(editor, tpl);

            // æ·»åŠ åˆ° DOM
            var $title = $('<li class="w-e-item">' + title + '</li>');
            $tabTitleContainer.append($title);
            var $content = $(tpl);
            $tabContentContainer.append($content);

            // è®°å½•åˆ°å†…å­˜
            $title._index = tabIndex;
            tabTitleArr.push($title);
            tabContentArr.push($content);

            // è®¾ç½® active é¡¹
            if (tabIndex === 0) {
                $title._active = true;
                $title.addClass('w-e-active');
            } else {
                $content.hide();
            }

            // ç»‘定 tab çš„事件
            $title.on('click', function (e) {
                if ($title._active) {
                    return;
                }
                // éšè—æ‰€æœ‰çš„ tab
                tabTitleArr.forEach(function ($title) {
                    $title._active = false;
                    $title.removeClass('w-e-active');
                });
                tabContentArr.forEach(function ($content) {
                    $content.hide();
                });

                // æ˜¾ç¤ºå½“前的 tab
                $title._active = true;
                $title.addClass('w-e-active');
                $content.show();
            });
        });

        // ç»‘定关闭事件
        $container.on('click', function (e) {
            // ç‚¹å‡»æ—¶é˜»æ­¢å†’泡
            e.stopPropagation();
        });
        $body.on('click', function (e) {
            _this.hide();
        });

        // æ·»åŠ åˆ° DOM
        $textContainerElem.append($container);

        // ç»‘定 opt çš„事件，只有添加到 DOM ä¹‹åŽæ‰èƒ½ç»‘定成功
        tabs.forEach(function (tab, index) {
            if (!tab) {
                return;
            }
            var events = tab.events || [];
            events.forEach(function (event) {
                var selector = event.selector;
                var type = event.type;
                var fn = event.fn || emptyFn;
                var $content = tabContentArr[index];
                $content.find(selector).on(type, function (e) {
                    e.stopPropagation();
                    var needToHide = fn(e);
                    // æ‰§è¡Œå®Œäº‹ä»¶ä¹‹åŽï¼Œæ˜¯å¦è¦å…³é—­ panel
                    if (needToHide) {
                        _this.hide();
                    }
                });
            });
        });

        // focus ç¬¬ä¸€ä¸ª elem
        var $inputs = $container.find('input[type=text],textarea');
        if ($inputs.length) {
            $inputs.get(0).focus();
        }

        // æ·»åŠ åˆ°å±žæ€§
        this.$container = $container;

        // éšè—å…¶ä»– panel
        this._hideOtherPanels();
        // è®°å½•è¯¥ menu å·²ç»åˆ›å»ºäº† panel
        _isCreatedPanelMenus.push(menu);
    },

    // éšè—ï¼ˆç§»é™¤DOM）
    hide: function hide() {
        var menu = this.menu;
        var $container = this.$container;
        if ($container) {
            $container.remove();
        }

        // å°†è¯¥ menu è®°å½•ä¸­ç§»é™¤
        _isCreatedPanelMenus = _isCreatedPanelMenus.filter(function (item) {
            if (item === menu) {
                return false;
            } else {
                return true;
            }
        });
    },

    // ä¸€ä¸ª panel å±•ç¤ºæ—¶ï¼Œéšè—å…¶ä»– panel
    _hideOtherPanels: function _hideOtherPanels() {
        if (!_isCreatedPanelMenus.length) {
            return;
        }
        _isCreatedPanelMenus.forEach(function (menu) {
            var panel = menu.panel || {};
            if (panel.hide) {
                panel.hide();
            }
        });
    }
};

/*
    menu - link
*/
// æž„造函数
function Link(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-link"></i></div>');
    this.type = 'panel';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Link.prototype = {
    constructor: Link,

    // ç‚¹å‡»äº‹ä»¶
    onClick: function onClick(e) {
        var editor = this.editor;
        var $linkelem = void 0;

        if (this._active) {
            // å½“前选区在链接里面
            $linkelem = editor.selection.getSelectionContainerElem();
            if (!$linkelem) {
                return;
            }
            // å°†è¯¥å…ƒç´ éƒ½åŒ…含在选取之内，以便后面整体替换
            editor.selection.createRangeByElem($linkelem);
            editor.selection.restoreSelection();
            // æ˜¾ç¤º panel
            this._createPanel($linkelem.text(), $linkelem.attr('href'));
        } else {
            // å½“前选区不在链接里面
            if (editor.selection.isSelectionEmpty()) {
                // é€‰åŒºæ˜¯ç©ºçš„，未选中内容
                this._createPanel('', '');
            } else {
                // é€‰ä¸­å†…容了
                this._createPanel(editor.selection.getSelectionText(), '');
            }
        }
    },

    // åˆ›å»º panel
    _createPanel: function _createPanel(text, link) {
        var _this = this;

        // panel ä¸­éœ€è¦ç”¨åˆ°çš„id
        var inputLinkId = getRandom('input-link');
        var inputTextId = getRandom('input-text');
        var btnOkId = getRandom('btn-ok');
        var btnDelId = getRandom('btn-del');

        // æ˜¯å¦æ˜¾ç¤ºâ€œåˆ é™¤é“¾æŽ¥â€
        var delBtnDisplay = this._active ? 'inline-block' : 'none';

        // åˆå§‹åŒ–并显示 panel
        var panel = new Panel(this, {
            width: 300,
            // panel ä¸­å¯åŒ…含多个 tab
            tabs: [{
                // tab çš„标题
                title: '链接',
                // æ¨¡æ¿
                tpl: '<div>\n                            <input id="' + inputTextId + '" type="text" class="block" value="' + text + '" placeholder="\u94FE\u63A5\u6587\u5B57"/></td>\n                            <input id="' + inputLinkId + '" type="text" class="block" value="' + link + '" placeholder="http://..."/></td>\n                            <div class="w-e-button-container">\n                                <button id="' + btnOkId + '" class="right">\u63D2\u5165</button>\n                                <button id="' + btnDelId + '" class="gray right" style="display:' + delBtnDisplay + '">\u5220\u9664\u94FE\u63A5</button>\n                            </div>\n                        </div>',
                // äº‹ä»¶ç»‘定
                events: [
                // æ’入链接
                {
                    selector: '#' + btnOkId,
                    type: 'click',
                    fn: function fn() {
                        // æ‰§è¡Œæ’入链接
                        var $link = $('#' + inputLinkId);
                        var $text = $('#' + inputTextId);
                        var link = $link.val();
                        var text = $text.val();
                        _this._insertLink(text, link);

                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                },
                // åˆ é™¤é“¾æŽ¥
                {
                    selector: '#' + btnDelId,
                    type: 'click',
                    fn: function fn() {
                        // æ‰§è¡Œåˆ é™¤é“¾æŽ¥
                        _this._delLink();

                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }]
            } // tab end
            ] // tabs end
        });

        // æ˜¾ç¤º panel
        panel.show();

        // è®°å½•å±žæ€§
        this.panel = panel;
    },

    // åˆ é™¤å½“前链接
    _delLink: function _delLink() {
        if (!this._active) {
            return;
        }
        var editor = this.editor;
        var $selectionELem = editor.selection.getSelectionContainerElem();
        if (!$selectionELem) {
            return;
        }
        var selectionText = editor.selection.getSelectionText();
        editor.cmd.do('insertHTML', '<span>' + selectionText + '</span>');
    },

    // æ’入链接
    _insertLink: function _insertLink(text, link) {
        var editor = this.editor;
        var config = editor.config;
        var linkCheck = config.linkCheck;
        var checkResult = true; // é»˜è®¤ä¸º true
        if (linkCheck && typeof linkCheck === 'function') {
            checkResult = linkCheck(text, link);
        }
        if (checkResult === true) {
            editor.cmd.do('insertHTML', '<a href="' + link + '" target="_blank">' + text + '</a>');
        } else {
            alert(checkResult);
        }
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        var $selectionELem = editor.selection.getSelectionContainerElem();
        if (!$selectionELem) {
            return;
        }
        if ($selectionELem.getNodeName() === 'A') {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    italic-menu
*/
// æž„造函数
function Italic(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-italic"></i>\n        </div>');
    this.type = 'click';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Italic.prototype = {
    constructor: Italic,

    // ç‚¹å‡»äº‹ä»¶
    onClick: function onClick(e) {
        // ç‚¹å‡»èœå•å°†è§¦å‘这里

        var editor = this.editor;
        var isSeleEmpty = editor.selection.isSelectionEmpty();

        if (isSeleEmpty) {
            // é€‰åŒºæ˜¯ç©ºçš„，插入并选中一个“空白”
            editor.selection.createEmptyRange();
        }

        // æ‰§è¡Œ italic å‘½ä»¤
        editor.cmd.do('italic');

        if (isSeleEmpty) {
            // éœ€è¦å°†é€‰å–折叠起来
            editor.selection.collapseRange();
            editor.selection.restoreSelection();
        }
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        if (editor.cmd.queryCommandState('italic')) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    redo-menu
*/
// æž„造函数
function Redo(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-redo"></i>\n        </div>');
    this.type = 'click';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Redo.prototype = {
    constructor: Redo,

    // ç‚¹å‡»äº‹ä»¶
    onClick: function onClick(e) {
        // ç‚¹å‡»èœå•å°†è§¦å‘这里

        var editor = this.editor;

        // æ‰§è¡Œ redo å‘½ä»¤
        editor.cmd.do('redo');
    }
};

/*
    strikeThrough-menu
*/
// æž„造函数
function StrikeThrough(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-strikethrough"></i>\n        </div>');
    this.type = 'click';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
StrikeThrough.prototype = {
    constructor: StrikeThrough,

    // ç‚¹å‡»äº‹ä»¶
    onClick: function onClick(e) {
        // ç‚¹å‡»èœå•å°†è§¦å‘这里

        var editor = this.editor;
        var isSeleEmpty = editor.selection.isSelectionEmpty();

        if (isSeleEmpty) {
            // é€‰åŒºæ˜¯ç©ºçš„，插入并选中一个“空白”
            editor.selection.createEmptyRange();
        }

        // æ‰§è¡Œ strikeThrough å‘½ä»¤
        editor.cmd.do('strikeThrough');

        if (isSeleEmpty) {
            // éœ€è¦å°†é€‰å–折叠起来
            editor.selection.collapseRange();
            editor.selection.restoreSelection();
        }
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        if (editor.cmd.queryCommandState('strikeThrough')) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    underline-menu
*/
// æž„造函数
function Underline(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-underline"></i>\n        </div>');
    this.type = 'click';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Underline.prototype = {
    constructor: Underline,

    // ç‚¹å‡»äº‹ä»¶
    onClick: function onClick(e) {
        // ç‚¹å‡»èœå•å°†è§¦å‘这里

        var editor = this.editor;
        var isSeleEmpty = editor.selection.isSelectionEmpty();

        if (isSeleEmpty) {
            // é€‰åŒºæ˜¯ç©ºçš„，插入并选中一个“空白”
            editor.selection.createEmptyRange();
        }

        // æ‰§è¡Œ underline å‘½ä»¤
        editor.cmd.do('underline');

        if (isSeleEmpty) {
            // éœ€è¦å°†é€‰å–折叠起来
            editor.selection.collapseRange();
            editor.selection.restoreSelection();
        }
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        if (editor.cmd.queryCommandState('underline')) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    undo-menu
*/
// æž„造函数
function Undo(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-undo"></i>\n        </div>');
    this.type = 'click';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Undo.prototype = {
    constructor: Undo,

    // ç‚¹å‡»äº‹ä»¶
    onClick: function onClick(e) {
        // ç‚¹å‡»èœå•å°†è§¦å‘这里

        var editor = this.editor;

        // æ‰§è¡Œ undo å‘½ä»¤
        editor.cmd.do('undo');
    }
};

/*
    menu - list
*/
// æž„造函数
function List(editor) {
    var _this = this;

    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-list2"></i></div>');
    this.type = 'droplist';

    // å½“前是否 active çŠ¶æ€
    this._active = false;

    // åˆå§‹åŒ– droplist
    this.droplist = new DropList(this, {
        width: 120,
        $title: $('<p>设置列表</p>'),
        type: 'list', // droplist ä»¥åˆ—表形式展示
        list: [{ $elem: $('<span><i class="w-e-icon-list-numbered"></i> æœ‰åºåˆ—表</span>'), value: 'insertOrderedList' }, { $elem: $('<span><i class="w-e-icon-list2"></i> æ— åºåˆ—表</span>'), value: 'insertUnorderedList' }],
        onClick: function onClick(value) {
            // æ³¨æ„ this æ˜¯æŒ‡å‘当前的 List å¯¹è±¡
            _this._command(value);
        }
    });
}

// åŽŸåž‹
List.prototype = {
    constructor: List,

    // æ‰§è¡Œå‘½ä»¤
    _command: function _command(value) {
        var editor = this.editor;
        var $textElem = editor.$textElem;
        editor.selection.restoreSelection();
        if (editor.cmd.queryCommandState(value)) {
            return;
        }
        editor.cmd.do(value);

        // éªŒè¯åˆ—表是否被包裹在 <p> ä¹‹å†…
        var $selectionElem = editor.selection.getSelectionContainerElem();
        if ($selectionElem.getNodeName() === 'LI') {
            $selectionElem = $selectionElem.parent();
        }
        if (/^ol|ul$/i.test($selectionElem.getNodeName()) === false) {
            return;
        }
        if ($selectionElem.equal($textElem)) {
            // è¯æ˜Žæ˜¯é¡¶çº§æ ‡ç­¾ï¼Œæ²¡æœ‰è¢« <p> åŒ…裹
            return;
        }
        var $parent = $selectionElem.parent();
        if ($parent.equal($textElem)) {
            // $parent æ˜¯é¡¶çº§æ ‡ç­¾ï¼Œä¸èƒ½åˆ é™¤
            return;
        }

        $selectionElem.insertAfter($parent);
        $parent.remove();
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        if (editor.cmd.queryCommandState('insertUnOrderedList') || editor.cmd.queryCommandState('insertOrderedList')) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    menu - justify
*/
// æž„造函数
function Justify(editor) {
    var _this = this;

    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-paragraph-left"></i></div>');
    this.type = 'droplist';

    // å½“前是否 active çŠ¶æ€
    this._active = false;

    // åˆå§‹åŒ– droplist
    this.droplist = new DropList(this, {
        width: 100,
        $title: $('<p>对齐方式</p>'),
        type: 'list', // droplist ä»¥åˆ—表形式展示
        list: [{ $elem: $('<span><i class="w-e-icon-paragraph-left"></i> é å·¦</span>'), value: 'justifyLeft' }, { $elem: $('<span><i class="w-e-icon-paragraph-center"></i> å±…中</span>'), value: 'justifyCenter' }, { $elem: $('<span><i class="w-e-icon-paragraph-right"></i> é å³</span>'), value: 'justifyRight' }],
        onClick: function onClick(value) {
            // æ³¨æ„ this æ˜¯æŒ‡å‘当前的 List å¯¹è±¡
            _this._command(value);
        }
    });
}

// åŽŸåž‹
Justify.prototype = {
    constructor: Justify,

    // æ‰§è¡Œå‘½ä»¤
    _command: function _command(value) {
        var editor = this.editor;
        editor.cmd.do(value);
    }
};

/*
    menu - Forecolor
*/
// æž„造函数
function ForeColor(editor) {
    var _this = this;

    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-pencil2"></i></div>');
    this.type = 'droplist';

    // èŽ·å–配置的颜色
    var config = editor.config;
    var colors = config.colors || [];

    // å½“前是否 active çŠ¶æ€
    this._active = false;

    // åˆå§‹åŒ– droplist
    this.droplist = new DropList(this, {
        width: 120,
        $title: $('<p>文字颜色</p>'),
        type: 'inline-block', // droplist å†…容以 block å½¢å¼å±•ç¤º
        list: colors.map(function (color) {
            return { $elem: $('<i style="color:' + color + ';" class="w-e-icon-pencil2"></i>'), value: color };
        }),
        onClick: function onClick(value) {
            // æ³¨æ„ this æ˜¯æŒ‡å‘当前的 ForeColor å¯¹è±¡
            _this._command(value);
        }
    });
}

// åŽŸåž‹
ForeColor.prototype = {
    constructor: ForeColor,

    // æ‰§è¡Œå‘½ä»¤
    _command: function _command(value) {
        var editor = this.editor;
        editor.cmd.do('foreColor', value);
    }
};

/*
    menu - BackColor
*/
// æž„造函数
function BackColor(editor) {
    var _this = this;

    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-paint-brush"></i></div>');
    this.type = 'droplist';

    // èŽ·å–配置的颜色
    var config = editor.config;
    var colors = config.colors || [];

    // å½“前是否 active çŠ¶æ€
    this._active = false;

    // åˆå§‹åŒ– droplist
    this.droplist = new DropList(this, {
        width: 120,
        $title: $('<p>背景色</p>'),
        type: 'inline-block', // droplist å†…容以 block å½¢å¼å±•ç¤º
        list: colors.map(function (color) {
            return { $elem: $('<i style="color:' + color + ';" class="w-e-icon-paint-brush"></i>'), value: color };
        }),
        onClick: function onClick(value) {
            // æ³¨æ„ this æ˜¯æŒ‡å‘当前的 BackColor å¯¹è±¡
            _this._command(value);
        }
    });
}

// åŽŸåž‹
BackColor.prototype = {
    constructor: BackColor,

    // æ‰§è¡Œå‘½ä»¤
    _command: function _command(value) {
        var editor = this.editor;
        editor.cmd.do('backColor', value);
    }
};

/*
    menu - quote
*/
// æž„造函数
function Quote(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-quotes-left"></i>\n        </div>');
    this.type = 'click';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Quote.prototype = {
    constructor: Quote,

    onClick: function onClick(e) {
        var editor = this.editor;
        var $selectionElem = editor.selection.getSelectionContainerElem();
        var nodeName = $selectionElem.getNodeName();

        if (!UA.isIE()) {
            if (nodeName === 'BLOCKQUOTE') {
                // æ’¤é”€ quote
                editor.cmd.do('formatBlock', '<P>');
            } else {
                // è½¬æ¢ä¸º quote
                editor.cmd.do('formatBlock', '<BLOCKQUOTE>');
            }
            return;
        }

        // IE ä¸­ä¸æ”¯æŒ formatBlock <BLOCKQUOTE> ï¼Œè¦ç”¨å…¶ä»–方式兼容
        var content = void 0,
            $targetELem = void 0;
        if (nodeName === 'P') {
            // å°† P è½¬æ¢ä¸º quote
            content = $selectionElem.text();
            $targetELem = $('<blockquote>' + content + '</blockquote>');
            $targetELem.insertAfter($selectionElem);
            $selectionElem.remove();
            return;
        }
        if (nodeName === 'BLOCKQUOTE') {
            // æ’¤é”€ quote
            content = $selectionElem.text();
            $targetELem = $('<p>' + content + '</p>');
            $targetELem.insertAfter($selectionElem);
            $selectionElem.remove();
        }
    },

    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        var reg = /^BLOCKQUOTE$/i;
        var cmdValue = editor.cmd.queryCommandValue('formatBlock');
        if (reg.test(cmdValue)) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    menu - code
*/
// æž„造函数
function Code(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-terminal"></i>\n        </div>');
    this.type = 'panel';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Code.prototype = {
    constructor: Code,

    onClick: function onClick(e) {
        var editor = this.editor;
        var $startElem = editor.selection.getSelectionStartElem();
        var $endElem = editor.selection.getSelectionEndElem();
        var isSeleEmpty = editor.selection.isSelectionEmpty();
        var selectionText = editor.selection.getSelectionText();
        var $code = void 0;

        if (!$startElem.equal($endElem)) {
            // è·¨å…ƒç´ é€‰æ‹©ï¼Œä¸åšå¤„理
            editor.selection.restoreSelection();
            return;
        }
        if (!isSeleEmpty) {
            // é€‰å–不是空，用 <code> åŒ…裹即可
            $code = $('<code>' + selectionText + '</code>');
            editor.cmd.do('insertElem', $code);
            editor.selection.createRangeByElem($code, false);
            editor.selection.restoreSelection();
            return;
        }

        // é€‰å–是空，且没有夸元素选择，则插入 <pre><code></code></prev>
        if (this._active) {
            // é€‰ä¸­çŠ¶æ€ï¼Œå°†ç¼–辑内容
            this._createPanel($startElem.html());
        } else {
            // æœªé€‰ä¸­çŠ¶æ€ï¼Œå°†åˆ›å»ºå†…容
            this._createPanel();
        }
    },

    _createPanel: function _createPanel(value) {
        var _this = this;

        // value - è¦ç¼–辑的内容
        value = value || '';
        var type = !value ? 'new' : 'edit';
        var textId = getRandom('texxt');
        var btnId = getRandom('btn');

        var panel = new Panel(this, {
            width: 500,
            // ä¸€ä¸ª Panel åŒ…含多个 tab
            tabs: [{
                // æ ‡é¢˜
                title: '插入代码',
                // æ¨¡æ¿
                tpl: '<div>\n                        <textarea id="' + textId + '" style="height:145px;;">' + value + '</textarea>\n                        <div class="w-e-button-container">\n                            <button id="' + btnId + '" class="right">\u63D2\u5165</button>\n                        </div>\n                    <div>',
                // äº‹ä»¶ç»‘定
                events: [
                // æ’入代码
                {
                    selector: '#' + btnId,
                    type: 'click',
                    fn: function fn() {
                        var $text = $('#' + textId);
                        var text = $text.val() || $text.html();
                        text = replaceHtmlSymbol(text);
                        if (type === 'new') {
                            // æ–°æ’å…¥
                            _this._insertCode(text);
                        } else {
                            // ç¼–辑更新
                            _this._updateCode(text);
                        }

                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }]
            } // first tab end
            ] // tabs end
        }); // new Panel end

        // æ˜¾ç¤º panel
        panel.show();

        // è®°å½•å±žæ€§
        this.panel = panel;
    },

    // æ’入代码
    _insertCode: function _insertCode(value) {
        var editor = this.editor;
        editor.cmd.do('insertHTML', '<pre><code>' + value + '</code></pre><p><br></p>');
    },

    // æ›´æ–°ä»£ç 
    _updateCode: function _updateCode(value) {
        var editor = this.editor;
        var $selectionELem = editor.selection.getSelectionContainerElem();
        if (!$selectionELem) {
            return;
        }
        $selectionELem.html(value);
        editor.selection.restoreSelection();
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        var $selectionELem = editor.selection.getSelectionContainerElem();
        if (!$selectionELem) {
            return;
        }
        var $parentElem = $selectionELem.parent();
        if ($selectionELem.getNodeName() === 'CODE' && $parentElem.getNodeName() === 'PRE') {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    menu - emoticon
*/
// æž„造函数
function Emoticon(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu">\n            <i class="w-e-icon-happy"></i>\n        </div>');
    this.type = 'panel';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Emoticon.prototype = {
    constructor: Emoticon,

    onClick: function onClick() {
        this._createPanel();
    },

    _createPanel: function _createPanel() {
        var _this = this;

        var editor = this.editor;
        var config = editor.config;
        // èŽ·å–表情配置
        var emotions = config.emotions || [];

        // åˆ›å»ºè¡¨æƒ… dropPanel çš„配置
        var tabConfig = [];
        emotions.forEach(function (emotData) {
            var emotType = emotData.type;
            var content = emotData.content || [];

            // è¿™ä¸€ç»„表情最终拼接出来的 html
            var faceHtml = '';

            // emoji è¡¨æƒ…
            if (emotType === 'emoji') {
                content.forEach(function (item) {
                    if (item) {
                        faceHtml += '<span class="w-e-item">' + item + '</span>';
                    }
                });
            }
            // å›¾ç‰‡è¡¨æƒ…
            if (emotType === 'image') {
                content.forEach(function (item) {
                    var src = item.src;
                    var alt = item.alt;
                    if (src) {
                        // åŠ ä¸€ä¸ª data-w-e å±žæ€§ï¼Œç‚¹å‡»å›¾ç‰‡çš„时候不再提示编辑图片
                        faceHtml += '<span class="w-e-item"><img src="' + src + '" alt="' + alt + '" data-w-e="1"/></span>';
                    }
                });
            }

            tabConfig.push({
                title: emotData.title,
                tpl: '<div class="w-e-emoticon-container">' + faceHtml + '</div>',
                events: [{
                    selector: 'span.w-e-item',
                    type: 'click',
                    fn: function fn(e) {
                        var target = e.target;
                        var $target = $(target);
                        var nodeName = $target.getNodeName();

                        var insertHtml = void 0;
                        if (nodeName === 'IMG') {
                            // æ’入图片
                            insertHtml = $target.parent().html();
                        } else {
                            // æ’å…¥ emoji
                            insertHtml = '<span>' + $target.html() + '</span>';
                        }

                        _this._insert(insertHtml);
                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }]
            });
        });

        var panel = new Panel(this, {
            width: 300,
            height: 200,
            // ä¸€ä¸ª Panel åŒ…含多个 tab
            tabs: tabConfig
        });

        // æ˜¾ç¤º panel
        panel.show();

        // è®°å½•å±žæ€§
        this.panel = panel;
    },

    // æ’入表情
    _insert: function _insert(emotHtml) {
        var editor = this.editor;
        editor.cmd.do('insertHTML', emotHtml);
    }
};

/*
    menu - table
*/
// æž„造函数
function Table(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-table2"></i></div>');
    this.type = 'panel';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Table.prototype = {
    constructor: Table,

    onClick: function onClick() {
        if (this._active) {
            // ç¼–辑现有表格
            this._createEditPanel();
        } else {
            // æ’入新表格
            this._createInsertPanel();
        }
    },

    // åˆ›å»ºæ’入新表格的 panel
    _createInsertPanel: function _createInsertPanel() {
        var _this = this;

        // ç”¨åˆ°çš„ id
        var btnInsertId = getRandom('btn');
        var textRowNum = getRandom('row');
        var textColNum = getRandom('col');

        var panel = new Panel(this, {
            width: 250,
            // panel åŒ…含多个 tab
            tabs: [{
                // æ ‡é¢˜
                title: '插入表格',
                // æ¨¡æ¿
                tpl: '<div>\n                        <p style="text-align:left; padding:5px 0;">\n                            \u521B\u5EFA\n                            <input id="' + textRowNum + '" type="text" value="5" style="width:40px;text-align:center;"/>\n                            \u884C\n                            <input id="' + textColNum + '" type="text" value="5" style="width:40px;text-align:center;"/>\n                            \u5217\u7684\u8868\u683C\n                        </p>\n                        <div class="w-e-button-container">\n                            <button id="' + btnInsertId + '" class="right">\u63D2\u5165</button>\n                        </div>\n                    </div>',
                // äº‹ä»¶ç»‘定
                events: [{
                    // ç‚¹å‡»æŒ‰é’®ï¼Œæ’入表格
                    selector: '#' + btnInsertId,
                    type: 'click',
                    fn: function fn() {
                        var rowNum = parseInt($('#' + textRowNum).val());
                        var colNum = parseInt($('#' + textColNum).val());

                        if (rowNum && colNum && rowNum > 0 && colNum > 0) {
                            // form æ•°æ®æœ‰æ•ˆ
                            _this._insert(rowNum, colNum);
                        }

                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }]
            } // first tab end
            ] // tabs end
        }); // panel end

        // å±•ç¤º panel
        panel.show();

        // è®°å½•å±žæ€§
        this.panel = panel;
    },

    // æ’入表格
    _insert: function _insert(rowNum, colNum) {
        // æ‹¼æŽ¥ table æ¨¡æ¿
        var r = void 0,
            c = void 0;
        var html = '<table border="0" width="100%" cellpadding="0" cellspacing="0">';
        for (r = 0; r < rowNum; r++) {
            html += '<tr>';
            if (r === 0) {
                for (c = 0; c < colNum; c++) {
                    html += '<th>&nbsp;</th>';
                }
            } else {
                for (c = 0; c < colNum; c++) {
                    html += '<td>&nbsp;</td>';
                }
            }
            html += '</tr>';
        }
        html += '</table><p><br></p>';

        // æ‰§è¡Œå‘½ä»¤
        var editor = this.editor;
        editor.cmd.do('insertHTML', html);

        // é˜²æ­¢ firefox ä¸‹å‡ºçŽ° resize çš„控制点
        editor.cmd.do('enableObjectResizing', false);
        editor.cmd.do('enableInlineTableEditing', false);
    },

    // åˆ›å»ºç¼–辑表格的 panel
    _createEditPanel: function _createEditPanel() {
        var _this2 = this;

        // å¯ç”¨çš„ id
        var addRowBtnId = getRandom('add-row');
        var addColBtnId = getRandom('add-col');
        var delRowBtnId = getRandom('del-row');
        var delColBtnId = getRandom('del-col');
        var delTableBtnId = getRandom('del-table');

        // åˆ›å»º panel å¯¹è±¡
        var panel = new Panel(this, {
            width: 320,
            // panel åŒ…含多个 tab
            tabs: [{
                // æ ‡é¢˜
                title: '编辑表格',
                // æ¨¡æ¿
                tpl: '<div>\n                        <div class="w-e-button-container" style="border-bottom:1px solid #f1f1f1;padding-bottom:5px;margin-bottom:5px;">\n                            <button id="' + addRowBtnId + '" class="left">\u589E\u52A0\u884C</button>\n                            <button id="' + delRowBtnId + '" class="red left">\u5220\u9664\u884C</button>\n                            <button id="' + addColBtnId + '" class="left">\u589E\u52A0\u5217</button>\n                            <button id="' + delColBtnId + '" class="red left">\u5220\u9664\u5217</button>\n                        </div>\n                        <div class="w-e-button-container">\n                            <button id="' + delTableBtnId + '" class="gray left">\u5220\u9664\u8868\u683C</button>\n                        </dv>\n                    </div>',
                // äº‹ä»¶ç»‘定
                events: [{
                    // å¢žåŠ è¡Œ
                    selector: '#' + addRowBtnId,
                    type: 'click',
                    fn: function fn() {
                        _this2._addRow();
                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }, {
                    // å¢žåŠ åˆ—
                    selector: '#' + addColBtnId,
                    type: 'click',
                    fn: function fn() {
                        _this2._addCol();
                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }, {
                    // åˆ é™¤è¡Œ
                    selector: '#' + delRowBtnId,
                    type: 'click',
                    fn: function fn() {
                        _this2._delRow();
                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }, {
                    // åˆ é™¤åˆ—
                    selector: '#' + delColBtnId,
                    type: 'click',
                    fn: function fn() {
                        _this2._delCol();
                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }, {
                    // åˆ é™¤è¡¨æ ¼
                    selector: '#' + delTableBtnId,
                    type: 'click',
                    fn: function fn() {
                        _this2._delTable();
                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }]
            }]
        });
        // æ˜¾ç¤º panel
        panel.show();
    },

    // èŽ·å–选中的单元格的位置信息
    _getLocationData: function _getLocationData() {
        var result = {};
        var editor = this.editor;
        var $selectionELem = editor.selection.getSelectionContainerElem();
        if (!$selectionELem) {
            return;
        }
        var nodeName = $selectionELem.getNodeName();
        if (nodeName !== 'TD' && nodeName !== 'TH') {
            return;
        }

        // èŽ·å– td index
        var $tr = $selectionELem.parent();
        var $tds = $tr.children();
        var tdLength = $tds.length;
        $tds.forEach(function (td, index) {
            if (td === $selectionELem[0]) {
                // è®°å½•å¹¶è·³å‡ºå¾ªçŽ¯
                result.td = {
                    index: index,
                    elem: td,
                    length: tdLength
                };
                return false;
            }
        });

        // èŽ·å– tr index
        var $tbody = $tr.parent();
        var $trs = $tbody.children();
        var trLength = $trs.length;
        $trs.forEach(function (tr, index) {
            if (tr === $tr[0]) {
                // è®°å½•å¹¶è·³å‡ºå¾ªçŽ¯
                result.tr = {
                    index: index,
                    elem: tr,
                    length: trLength
                };
                return false;
            }
        });

        // è¿”回结果
        return result;
    },

    // å¢žåŠ è¡Œ
    _addRow: function _addRow() {
        // èŽ·å–当前单元格的位置信息
        var locationData = this._getLocationData();
        if (!locationData) {
            return;
        }
        var trData = locationData.tr;
        var $currentTr = $(trData.elem);
        var tdData = locationData.td;
        var tdLength = tdData.length;

        // æ‹¼æŽ¥å³å°†æ’入的字符串
        var newTr = document.createElement('tr');
        var tpl = '',
            i = void 0;
        for (i = 0; i < tdLength; i++) {
            tpl += '<td>&nbsp;</td>';
        }
        newTr.innerHTML = tpl;
        // æ’å…¥
        $(newTr).insertAfter($currentTr);
    },

    // å¢žåŠ åˆ—
    _addCol: function _addCol() {
        // èŽ·å–当前单元格的位置信息
        var locationData = this._getLocationData();
        if (!locationData) {
            return;
        }
        var trData = locationData.tr;
        var tdData = locationData.td;
        var tdIndex = tdData.index;
        var $currentTr = $(trData.elem);
        var $trParent = $currentTr.parent();
        var $trs = $trParent.children();

        // éåŽ†æ‰€æœ‰è¡Œ
        $trs.forEach(function (tr) {
            var $tr = $(tr);
            var $tds = $tr.children();
            var $currentTd = $tds.get(tdIndex);
            var name = $currentTd.getNodeName().toLowerCase();

            // new ä¸€ä¸ª td，并插入
            var newTd = document.createElement(name);
            $(newTd).insertAfter($currentTd);
        });
    },

    // åˆ é™¤è¡Œ
    _delRow: function _delRow() {
        // èŽ·å–当前单元格的位置信息
        var locationData = this._getLocationData();
        if (!locationData) {
            return;
        }
        var trData = locationData.tr;
        var $currentTr = $(trData.elem);
        $currentTr.remove();
    },

    // åˆ é™¤åˆ—
    _delCol: function _delCol() {
        // èŽ·å–当前单元格的位置信息
        var locationData = this._getLocationData();
        if (!locationData) {
            return;
        }
        var trData = locationData.tr;
        var tdData = locationData.td;
        var tdIndex = tdData.index;
        var $currentTr = $(trData.elem);
        var $trParent = $currentTr.parent();
        var $trs = $trParent.children();

        // éåŽ†æ‰€æœ‰è¡Œ
        $trs.forEach(function (tr) {
            var $tr = $(tr);
            var $tds = $tr.children();
            var $currentTd = $tds.get(tdIndex);
            // åˆ é™¤
            $currentTd.remove();
        });
    },

    // åˆ é™¤è¡¨æ ¼
    _delTable: function _delTable() {
        var editor = this.editor;
        var $selectionELem = editor.selection.getSelectionContainerElem();
        if (!$selectionELem) {
            return;
        }
        var $table = $selectionELem.parentUntil('table');
        if (!$table) {
            return;
        }
        $table.remove();
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        var $selectionELem = editor.selection.getSelectionContainerElem();
        if (!$selectionELem) {
            return;
        }
        var nodeName = $selectionELem.getNodeName();
        if (nodeName === 'TD' || nodeName === 'TH') {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    menu - video
*/
// æž„造函数
function Video(editor) {
    this.editor = editor;
    this.$elem = $('<div class="w-e-menu"><i class="w-e-icon-play"></i></div>');
    this.type = 'panel';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Video.prototype = {
    constructor: Video,

    onClick: function onClick() {
        this._createPanel();
    },

    _createPanel: function _createPanel() {
        var _this = this;

        // åˆ›å»º id
        var textValId = getRandom('text-val');
        var btnId = getRandom('btn');

        // åˆ›å»º panel
        var panel = new Panel(this, {
            width: 350,
            // ä¸€ä¸ª panel å¤šä¸ª tab
            tabs: [{
                // æ ‡é¢˜
                title: '插入视频',
                // æ¨¡æ¿
                tpl: '<div>\n                        <input id="' + textValId + '" type="text" class="block" placeholder="\u683C\u5F0F\u5982\uFF1A<iframe src=... ></iframe>"/>\n                        <div class="w-e-button-container">\n                            <button id="' + btnId + '" class="right">\u63D2\u5165</button>\n                        </div>\n                    </div>',
                // äº‹ä»¶ç»‘定
                events: [{
                    selector: '#' + btnId,
                    type: 'click',
                    fn: function fn() {
                        var $text = $('#' + textValId);
                        var val = $text.val().trim();

                        // æµ‹è¯•ç”¨è§†é¢‘地址
                        // <iframe height=498 width=510 src='http://player.youku.com/embed/XMjcwMzc3MzM3Mg==' frameborder=0 'allowfullscreen'></iframe>

                        if (val) {
                            // æ’入视频
                            _this._insert(val);
                        }

                        // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                        return true;
                    }
                }]
            } // first tab end
            ] // tabs end
        }); // panel end

        // æ˜¾ç¤º panel
        panel.show();

        // è®°å½•å±žæ€§
        this.panel = panel;
    },

    // æ’入视频
    _insert: function _insert(val) {
        var editor = this.editor;
        editor.cmd.do('insertHTML', val + '<p><br></p>');
    }
};

/*
    menu - img
*/
// æž„造函数
function Image(editor) {
    this.editor = editor;
    var imgMenuId = getRandom('w-e-img');
    this.$elem = $('<div class="w-e-menu" id="' + imgMenuId + '"><i class="w-e-icon-image"></i></div>');
    editor.imgMenuId = imgMenuId;
    this.type = 'panel';

    // å½“前是否 active çŠ¶æ€
    this._active = false;
}

// åŽŸåž‹
Image.prototype = {
    constructor: Image,

    onClick: function onClick() {
        var editor = this.editor;
        var config = editor.config;
        if (config.qiniu) {
            return;
        }
        if (this._active) {
            this._createEditPanel();
        } else {
            this._createInsertPanel();
        }
    },

    _createEditPanel: function _createEditPanel() {
        var editor = this.editor;

        // id
        var width30 = getRandom('width-30');
        var width50 = getRandom('width-50');
        var width100 = getRandom('width-100');
        var delBtn = getRandom('del-btn');

        // tab é…ç½®
        var tabsConfig = [{
            title: '编辑图片',
            tpl: '<div>\n                    <div class="w-e-button-container" style="border-bottom:1px solid #f1f1f1;padding-bottom:5px;margin-bottom:5px;">\n                        <span style="float:left;font-size:14px;margin:4px 5px 0 5px;color:#333;">\u6700\u5927\u5BBD\u5EA6\uFF1A</span>\n                        <button id="' + width30 + '" class="left">30%</button>\n                        <button id="' + width50 + '" class="left">50%</button>\n                        <button id="' + width100 + '" class="left">100%</button>\n                    </div>\n                    <div class="w-e-button-container">\n                        <button id="' + delBtn + '" class="gray left">\u5220\u9664\u56FE\u7247</button>\n                    </dv>\n                </div>',
            events: [{
                selector: '#' + width30,
                type: 'click',
                fn: function fn() {
                    var $img = editor._selectedImg;
                    if ($img) {
                        $img.css('max-width', '30%');
                    }
                    // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                    return true;
                }
            }, {
                selector: '#' + width50,
                type: 'click',
                fn: function fn() {
                    var $img = editor._selectedImg;
                    if ($img) {
                        $img.css('max-width', '50%');
                    }
                    // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                    return true;
                }
            }, {
                selector: '#' + width100,
                type: 'click',
                fn: function fn() {
                    var $img = editor._selectedImg;
                    if ($img) {
                        $img.css('max-width', '100%');
                    }
                    // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                    return true;
                }
            }, {
                selector: '#' + delBtn,
                type: 'click',
                fn: function fn() {
                    var $img = editor._selectedImg;
                    if ($img) {
                        $img.remove();
                    }
                    // è¿”回 true，表示该事件执行完之后，panel è¦å…³é—­ã€‚否则 panel ä¸ä¼šå…³é—­
                    return true;
                }
            }]
        }];

        // åˆ›å»º panel å¹¶æ˜¾ç¤º
        var panel = new Panel(this, {
            width: 300,
            tabs: tabsConfig
        });
        panel.show();

        // è®°å½•å±žæ€§
        this.panel = panel;
    },

    _createInsertPanel: function _createInsertPanel() {
        var editor = this.editor;
        var uploadImg = editor.uploadImg;
        var config = editor.config;

        // id
        var upTriggerId = getRandom('up-trigger');
        var upFileId = getRandom('up-file');
        var linkUrlId = getRandom('link-url');
        var linkBtnId = getRandom('link-btn');

        // tabs çš„配置
        var tabsConfig = [{
            title: '上传图片',
            tpl: '<div class="w-e-up-img-container">\n                    <div id="' + upTriggerId + '" class="w-e-up-btn">\n                        <i class="w-e-icon-upload2"></i>\n                    </div>\n                    <div style="display:none;">\n                        <input id="' + upFileId + '" type="file" multiple="multiple" accept="image/jpg,image/jpeg,image/png,image/gif,image/bmp"/>\n                    </div>\n                </div>',
            events: [{
                // è§¦å‘选择图片
                selector: '#' + upTriggerId,
                type: 'click',
                fn: function fn() {
                    var $file = $('#' + upFileId);
                    var fileElem = $file[0];
                    if (fileElem) {
                        fileElem.click();
                    } else {
                        // è¿”回 true å¯å…³é—­ panel
                        return true;
                    }
                }
            }, {
                // é€‰æ‹©å›¾ç‰‡å®Œæ¯•
                selector: '#' + upFileId,
                type: 'change',
                fn: function fn() {
                    var $file = $('#' + upFileId);
                    var fileElem = $file[0];
                    if (!fileElem) {
                        // è¿”回 true å¯å…³é—­ panel
                        return true;
                    }

                    // èŽ·å–选中的 file å¯¹è±¡åˆ—表
                    var fileList = fileElem.files;
                    if (fileList.length) {
                        uploadImg.uploadImg(fileList);
                    }

                    // è¿”回 true å¯å…³é—­ panel
                    return true;
                }
            }]
        }, // first tab end
        {
            title: '网络图片',
            tpl: '<div>\n                    <input id="' + linkUrlId + '" type="text" class="block" placeholder="\u56FE\u7247\u94FE\u63A5"/></td>\n                    <div class="w-e-button-container">\n                        <button id="' + linkBtnId + '" class="right">\u63D2\u5165</button>\n                    </div>\n                </div>',
            events: [{
                selector: '#' + linkBtnId,
                type: 'click',
                fn: function fn() {
                    var $linkUrl = $('#' + linkUrlId);
                    var url = $linkUrl.val().trim();

                    if (url) {
                        uploadImg.insertLinkImg(url);
                    }

                    // è¿”回 true è¡¨ç¤ºå‡½æ•°æ‰§è¡Œç»“束之后关闭 panel
                    return true;
                }
            }]
        } // second tab end
        ]; // tabs end

        // åˆ¤æ–­ tabs çš„显示
        var tabsConfigResult = [];
        if ((config.uploadImgShowBase64 || config.uploadImgServer || config.customUploadImg) && window.FileReader) {
            // æ˜¾ç¤ºâ€œä¸Šä¼ å›¾ç‰‡â€
            tabsConfigResult.push(tabsConfig[0]);
        }
        if (config.showLinkImg) {
            // æ˜¾ç¤ºâ€œç½‘络图片”
            tabsConfigResult.push(tabsConfig[1]);
        }

        // åˆ›å»º panel å¹¶æ˜¾ç¤º
        var panel = new Panel(this, {
            width: 300,
            tabs: tabsConfigResult
        });
        panel.show();

        // è®°å½•å±žæ€§
        this.panel = panel;
    },

    // è¯•å›¾æ”¹å˜ active çŠ¶æ€
    tryChangeActive: function tryChangeActive(e) {
        var editor = this.editor;
        var $elem = this.$elem;
        if (editor._selectedImg) {
            this._active = true;
            $elem.addClass('w-e-active');
        } else {
            this._active = false;
            $elem.removeClass('w-e-active');
        }
    }
};

/*
    æ‰€æœ‰èœå•çš„汇总
*/

// å­˜å‚¨èœå•çš„构造函数
var MenuConstructors = {};

MenuConstructors.bold = Bold;

MenuConstructors.head = Head;

MenuConstructors.fontSize = FontSize;

MenuConstructors.fontName = FontName;

MenuConstructors.link = Link;

MenuConstructors.italic = Italic;

MenuConstructors.redo = Redo;

MenuConstructors.strikeThrough = StrikeThrough;

MenuConstructors.underline = Underline;

MenuConstructors.undo = Undo;

MenuConstructors.list = List;

MenuConstructors.justify = Justify;

MenuConstructors.foreColor = ForeColor;

MenuConstructors.backColor = BackColor;

MenuConstructors.quote = Quote;

MenuConstructors.code = Code;

MenuConstructors.emoticon = Emoticon;

MenuConstructors.table = Table;

MenuConstructors.video = Video;

MenuConstructors.image = Image;

/*
    èœå•é›†åˆ
*/
// æž„造函数
function Menus(editor) {
    this.editor = editor;
    this.menus = {};
}

// ä¿®æ”¹åŽŸåž‹
Menus.prototype = {
    constructor: Menus,

    // åˆå§‹åŒ–菜单
    init: function init() {
        var _this = this;

        var editor = this.editor;
        var config = editor.config || {};
        var configMenus = config.menus || []; // èŽ·å–配置中的菜单

        // æ ¹æ®é…ç½®ä¿¡æ¯ï¼Œåˆ›å»ºèœå•
        configMenus.forEach(function (menuKey) {
            var MenuConstructor = MenuConstructors[menuKey];
            if (MenuConstructor && typeof MenuConstructor === 'function') {
                // åˆ›å»ºå•ä¸ªèœå•
                _this.menus[menuKey] = new MenuConstructor(editor);
            }
        });

        // æ·»åŠ åˆ°èœå•æ 
        this._addToToolbar();

        // ç»‘定事件
        this._bindEvent();
    },

    // æ·»åŠ åˆ°èœå•æ 
    _addToToolbar: function _addToToolbar() {
        var editor = this.editor;
        var $toolbarElem = editor.$toolbarElem;
        var menus = this.menus;
        var config = editor.config;
        // config.zIndex æ˜¯é…ç½®çš„编辑区域的 z-index，菜单的 z-index å¾—在其基础上 +1
        var zIndex = config.zIndex + 1;
        objForEach(menus, function (key, menu) {
            var $elem = menu.$elem;
            if ($elem) {
                // è®¾ç½® z-index
                $elem.css('z-index', zIndex);
                $toolbarElem.append($elem);
            }
        });
    },

    // ç»‘定菜单 click mouseenter äº‹ä»¶
    _bindEvent: function _bindEvent() {
        var menus = this.menus;
        var editor = this.editor;
        objForEach(menus, function (key, menu) {
            var type = menu.type;
            if (!type) {
                return;
            }
            var $elem = menu.$elem;
            var droplist = menu.droplist;
            var panel = menu.panel;

            // ç‚¹å‡»ç±»åž‹ï¼Œä¾‹å¦‚ bold
            if (type === 'click' && menu.onClick) {
                $elem.on('click', function (e) {
                    if (editor.selection.getRange() == null) {
                        return;
                    }
                    menu.onClick(e);
                });
            }

            // ä¸‹æ‹‰æ¡†ï¼Œä¾‹å¦‚ head
            if (type === 'droplist' && droplist) {
                $elem.on('mouseenter', function (e) {
                    if (editor.selection.getRange() == null) {
                        return;
                    }
                    // æ˜¾ç¤º
                    droplist.showTimeoutId = setTimeout(function () {
                        droplist.show();
                    }, 200);
                }).on('mouseleave', function (e) {
                    // éšè—
                    droplist.hideTimeoutId = setTimeout(function () {
                        droplist.hide();
                    }, 0);
                });
            }

            // å¼¹æ¡†ç±»åž‹ï¼Œä¾‹å¦‚ link
            if (type === 'panel' && menu.onClick) {
                $elem.on('click', function (e) {
                    e.stopPropagation();
                    if (editor.selection.getRange() == null) {
                        return;
                    }
                    // åœ¨è‡ªå®šä¹‰äº‹ä»¶ä¸­æ˜¾ç¤º panel
                    menu.onClick(e);
                });
            }
        });
    },

    // å°è¯•ä¿®æ”¹èœå•çŠ¶æ€
    changeActive: function changeActive() {
        var menus = this.menus;
        objForEach(menus, function (key, menu) {
            if (menu.tryChangeActive) {
                setTimeout(function () {
                    menu.tryChangeActive();
                }, 100);
            }
        });
    }
};

/*
    ç²˜è´´ä¿¡æ¯çš„处理
*/

// èŽ·å–粘贴的纯文本
function getPasteText(e) {
    var clipboardData = e.clipboardData || e.originalEvent && e.originalEvent.clipboardData;
    var pasteText = void 0;
    if (clipboardData == null) {
        pasteText = window.clipboardData && window.clipboardData.getData('text');
    } else {
        pasteText = clipboardData.getData('text/plain');
    }

    return replaceHtmlSymbol(pasteText);
}

// èŽ·å–粘贴的html
function getPasteHtml(e, filterStyle, ignoreImg) {
    var clipboardData = e.clipboardData || e.originalEvent && e.originalEvent.clipboardData;
    var pasteText = void 0,
        pasteHtml = void 0;
    if (clipboardData == null) {
        pasteText = window.clipboardData && window.clipboardData.getData('text');
    } else {
        pasteText = clipboardData.getData('text/plain');
        pasteHtml = clipboardData.getData('text/html');
    }
    if (!pasteHtml && pasteText) {
        pasteHtml = '<p>' + replaceHtmlSymbol(pasteText) + '</p>';
    }
    if (!pasteHtml) {
        return;
    }

    // è¿‡æ»¤word中状态过来的无用字符
    var docSplitHtml = pasteHtml.split('</html>');
    if (docSplitHtml.length === 2) {
        pasteHtml = docSplitHtml[0];
    }

    // è¿‡æ»¤æ— ç”¨æ ‡ç­¾
    pasteHtml = pasteHtml.replace(/<(meta|script|link).+?>/igm, '');
    // åŽ»æŽ‰æ³¨é‡Š
    pasteHtml = pasteHtml.replace(/<!--.*?-->/mg, '');
    // è¿‡æ»¤ data-xxx å±žæ€§
    pasteHtml = pasteHtml.replace(/\s?data-.+?=('|").+?('|")/igm, '');

    if (ignoreImg) {
        // å¿½ç•¥å›¾ç‰‡
        pasteHtml = pasteHtml.replace(/<img.+?>/igm, '');
    }

    if (filterStyle) {
        // è¿‡æ»¤æ ·å¼
        pasteHtml = pasteHtml.replace(/\s?(class|style)=('|").*?('|")/igm, '');
    } else {
        // ä¿ç•™æ ·å¼
        pasteHtml = pasteHtml.replace(/\s?class=('|").*?('|")/igm, '');
    }

    return pasteHtml;
}

// èŽ·å–粘贴的图片文件
function getPasteImgs(e) {
    var result = [];
    var txt = getPasteText(e);
    if (txt) {
        // æœ‰æ–‡å­—，就忽略图片
        return result;
    }

    var clipboardData = e.clipboardData || e.originalEvent && e.originalEvent.clipboardData || {};
    var items = clipboardData.items;
    if (!items) {
        return result;
    }

    objForEach(items, function (key, value) {
        var type = value.type;
        if (/image/i.test(type)) {
            result.push(value.getAsFile());
        }
    });

    return result;
}

/*
    ç¼–辑区域
*/

// èŽ·å–一个 elem.childNodes çš„ JSON æ•°æ®
function getChildrenJSON($elem) {
    var result = [];
    var $children = $elem.childNodes() || []; // æ³¨æ„ childNodes() å¯ä»¥èŽ·å–文本节点
    $children.forEach(function (curElem) {
        var elemResult = void 0;
        var nodeType = curElem.nodeType;

        // æ–‡æœ¬èŠ‚点
        if (nodeType === 3) {
            elemResult = curElem.textContent;
            elemResult = replaceHtmlSymbol(elemResult);
        }

        // æ™®é€š DOM èŠ‚点
        if (nodeType === 1) {
            elemResult = {};

            // tag
            elemResult.tag = curElem.nodeName.toLowerCase();
            // attr
            var attrData = [];
            var attrList = curElem.attributes || {};
            var attrListLength = attrList.length || 0;
            for (var i = 0; i < attrListLength; i++) {
                var attr = attrList[i];
                attrData.push({
                    name: attr.name,
                    value: attr.value
                });
            }
            elemResult.attrs = attrData;
            // children（递归）
            elemResult.children = getChildrenJSON($(curElem));
        }

        result.push(elemResult);
    });
    return result;
}

// æž„造函数
function Text(editor) {
    this.editor = editor;
}

// ä¿®æ”¹åŽŸåž‹
Text.prototype = {
    constructor: Text,

    // åˆå§‹åŒ–
    init: function init() {
        // ç»‘定事件
        this._bindEvent();
    },

    // æ¸…空内容
    clear: function clear() {
        this.html('<p><br></p>');
    },

    // èŽ·å– è®¾ç½® html
    html: function html(val) {
        var editor = this.editor;
        var $textElem = editor.$textElem;
        var html = void 0;
        if (val == null) {
            html = $textElem.html();
            // æœªé€‰ä¸­ä»»ä½•å†…容的时候点击“加粗”或者“斜体”等按钮，就得需要一个空的占位符 &#8203 ï¼Œè¿™é‡Œæ›¿æ¢æŽ‰
            html = html.replace(/\u200b/gm, '');
            return html;
        } else {
            $textElem.html(val);

            // åˆå§‹åŒ–选取，将光标定位到内容尾部
            editor.initSelection();
        }
    },

    // èŽ·å– JSON
    getJSON: function getJSON() {
        var editor = this.editor;
        var $textElem = editor.$textElem;
        return getChildrenJSON($textElem);
    },

    // èŽ·å– è®¾ç½® text
    text: function text(val) {
        var editor = this.editor;
        var $textElem = editor.$textElem;
        var text = void 0;
        if (val == null) {
            text = $textElem.text();
            // æœªé€‰ä¸­ä»»ä½•å†…容的时候点击“加粗”或者“斜体”等按钮，就得需要一个空的占位符 &#8203 ï¼Œè¿™é‡Œæ›¿æ¢æŽ‰
            text = text.replace(/\u200b/gm, '');
            return text;
        } else {
            $textElem.text('<p>' + val + '</p>');

            // åˆå§‹åŒ–选取，将光标定位到内容尾部
            editor.initSelection();
        }
    },

    // è¿½åŠ å†…容
    append: function append(html) {
        var editor = this.editor;
        var $textElem = editor.$textElem;
        $textElem.append($(html));

        // åˆå§‹åŒ–选取，将光标定位到内容尾部
        editor.initSelection();
    },

    // ç»‘定事件
    _bindEvent: function _bindEvent() {
        // å®žæ—¶ä¿å­˜é€‰å–
        this._saveRangeRealTime();

        // æŒ‰å›žè½¦å»ºæ—¶çš„特殊处理
        this._enterKeyHandle();

        // æ¸…空时保留 <p><br></p>
        this._clearHandle();

        // ç²˜è´´äº‹ä»¶ï¼ˆç²˜è´´æ–‡å­—，粘贴图片）
        this._pasteHandle();

        // tab ç‰¹æ®Šå¤„理
        this._tabHandle();

        // img ç‚¹å‡»
        this._imgHandle();

        // æ‹–拽事件
        this._dragHandle();
    },

    // å®žæ—¶ä¿å­˜é€‰å–
    _saveRangeRealTime: function _saveRangeRealTime() {
        var editor = this.editor;
        var $textElem = editor.$textElem;

        // ä¿å­˜å½“前的选区
        function saveRange(e) {
            // éšæ—¶ä¿å­˜é€‰åŒº
            editor.selection.saveRange();
            // æ›´æ–°æŒ‰é’® ative çŠ¶æ€
            editor.menus.changeActive();
        }
        // æŒ‰é”®åŽä¿å­˜
        $textElem.on('keyup', saveRange);
        $textElem.on('mousedown', function (e) {
            // mousedown çŠ¶æ€ä¸‹ï¼Œé¼ æ ‡æ»‘动到编辑区域外面，也需要保存选区
            $textElem.on('mouseleave', saveRange);
        });
        $textElem.on('mouseup', function (e) {
            saveRange();
            // åœ¨ç¼–辑器区域之内完成点击，取消鼠标滑动到编辑区外面的事件
            $textElem.off('mouseleave', saveRange);
        });
    },

    // æŒ‰å›žè½¦é”®æ—¶çš„特殊处理
    _enterKeyHandle: function _enterKeyHandle() {
        var editor = this.editor;
        var $textElem = editor.$textElem;

        function insertEmptyP($selectionElem) {
            var $p = $('<p><br></p>');
            $p.insertBefore($selectionElem);
            editor.selection.createRangeByElem($p, true);
            editor.selection.restoreSelection();
            $selectionElem.remove();
        }

        // å°†å›žè½¦ä¹‹åŽç”Ÿæˆçš„非 <p> çš„顶级标签，改为 <p>
        function pHandle(e) {
            var $selectionElem = editor.selection.getSelectionContainerElem();
            var $parentElem = $selectionElem.parent();

            if ($parentElem.html() === '<code><br></code>') {
                // å›žè½¦ä¹‹å‰å…‰æ ‡æ‰€åœ¨ä¸€ä¸ª <p><code>.....</code></p> ï¼Œå¿½ç„¶å›žè½¦ç”Ÿæˆä¸€ä¸ªç©ºçš„ <p><code><br></code></p>
                // è€Œä¸”继续回车跳不出去，因此只能特殊处理
                insertEmptyP($selectionElem);
                return;
            }

            if (!$parentElem.equal($textElem)) {
                // ä¸æ˜¯é¡¶çº§æ ‡ç­¾
                return;
            }

            var nodeName = $selectionElem.getNodeName();
            if (nodeName === 'P') {
                // å½“前的标签是 P ï¼Œä¸ç”¨åšå¤„理
                return;
            }

            if ($selectionElem.text()) {
                // æœ‰å†…容，不做处理
                return;
            }

            // æ’å…¥ <p> ï¼Œå¹¶å°†é€‰å–定位到 <p>，删除当前标签
            insertEmptyP($selectionElem);
        }

        $textElem.on('keyup', function (e) {
            if (e.keyCode !== 13) {
                // ä¸æ˜¯å›žè½¦é”®
                return;
            }
            // å°†å›žè½¦ä¹‹åŽç”Ÿæˆçš„非 <p> çš„顶级标签，改为 <p>
            pHandle(e);
        });

        // <pre><code></code></pre> å›žè½¦æ—¶ ç‰¹æ®Šå¤„理
        function codeHandle(e) {
            var $selectionElem = editor.selection.getSelectionContainerElem();
            if (!$selectionElem) {
                return;
            }
            var $parentElem = $selectionElem.parent();
            var selectionNodeName = $selectionElem.getNodeName();
            var parentNodeName = $parentElem.getNodeName();

            if (selectionNodeName !== 'CODE' || parentNodeName !== 'PRE') {
                // ä¸ç¬¦åˆè¦æ±‚ å¿½ç•¥
                return;
            }

            if (!editor.cmd.queryCommandSupported('insertHTML')) {
                // å¿…须原生支持 insertHTML å‘½ä»¤
                return;
            }

            // å¤„理：光标定位到代码末尾，联系点击两次回车，即跳出代码块
            if (editor._willBreakCode === true) {
                // æ­¤æ—¶å¯ä»¥è·³å‡ºä»£ç å—
                // æ’å…¥ <p> ï¼Œå¹¶å°†é€‰å–定位到 <p>
                var $p = $('<p><br></p>');
                $p.insertAfter($parentElem);
                editor.selection.createRangeByElem($p, true);
                editor.selection.restoreSelection();

                // ä¿®æ”¹çŠ¶æ€
                editor._willBreakCode = false;

                e.preventDefault();
                return;
            }

            var _startOffset = editor.selection.getRange().startOffset;

            // å¤„理：回车时，不能插入 <br> è€Œæ˜¯æ’å…¥ \n ï¼Œå› ä¸ºæ˜¯åœ¨ pre æ ‡ç­¾é‡Œé¢
            editor.cmd.do('insertHTML', '\n');
            editor.selection.saveRange();
            if (editor.selection.getRange().startOffset === _startOffset) {
                // æ²¡èµ·ä½œç”¨ï¼Œå†æ¥ä¸€é
                editor.cmd.do('insertHTML', '\n');
            }

            var codeLength = $selectionElem.html().length;
            if (editor.selection.getRange().startOffset + 1 === codeLength) {
                // è¯´æ˜Žå…‰æ ‡åœ¨ä»£ç æœ€åŽçš„位置，执行了回车操作
                // è®°å½•ä¸‹æ¥ï¼Œä»¥ä¾¿ä¸‹æ¬¡å›žè½¦æ—¶å€™è·³å‡º code
                editor._willBreakCode = true;
            }

            // é˜»æ­¢é»˜è®¤è¡Œä¸º
            e.preventDefault();
        }

        $textElem.on('keydown', function (e) {
            if (e.keyCode !== 13) {
                // ä¸æ˜¯å›žè½¦é”®
                // å–消即将跳转代码块的记录
                editor._willBreakCode = false;
                return;
            }
            // <pre><code></code></pre> å›žè½¦æ—¶ ç‰¹æ®Šå¤„理
            codeHandle(e);
        });
    },

    // æ¸…空时保留 <p><br></p>
    _clearHandle: function _clearHandle() {
        var editor = this.editor;
        var $textElem = editor.$textElem;

        $textElem.on('keydown', function (e) {
            if (e.keyCode !== 8) {
                return;
            }
            var txtHtml = $textElem.html().toLowerCase().trim();
            if (txtHtml === '<p><br></p>') {
                // æœ€åŽå‰©ä¸‹ä¸€ä¸ªç©ºè¡Œï¼Œå°±ä¸å†åˆ é™¤äº†
                e.preventDefault();
                return;
            }
        });

        $textElem.on('keyup', function (e) {
            if (e.keyCode !== 8) {
                return;
            }
            var $p = void 0;
            var txtHtml = $textElem.html().toLowerCase().trim();

            // firefox æ—¶ç”¨ txtHtml === '<br>' åˆ¤æ–­ï¼Œå…¶ä»–用 !txtHtml åˆ¤æ–­
            if (!txtHtml || txtHtml === '<br>') {
                // å†…容空了
                $p = $('<p><br/></p>');
                $textElem.html(''); // ä¸€å®šè¦å…ˆæ¸…空，否则在 firefox ä¸‹æœ‰é—®é¢˜
                $textElem.append($p);
                editor.selection.createRangeByElem($p, false, true);
                editor.selection.restoreSelection();
            }
        });
    },

    // ç²˜è´´äº‹ä»¶ï¼ˆç²˜è´´æ–‡å­— ç²˜è´´å›¾ç‰‡ï¼‰
    _pasteHandle: function _pasteHandle() {
        var editor = this.editor;
        var config = editor.config;
        var pasteFilterStyle = config.pasteFilterStyle;
        var pasteTextHandle = config.pasteTextHandle;
        var ignoreImg = config.pasteIgnoreImg;
        var $textElem = editor.$textElem;

        // ç²˜è´´å›¾ç‰‡ã€æ–‡æœ¬çš„事件，每次只能执行一个
        // åˆ¤æ–­è¯¥æ¬¡ç²˜è´´äº‹ä»¶æ˜¯å¦å¯ä»¥æ‰§è¡Œ
        var pasteTime = 0;
        function canDo() {
            var now = Date.now();
            var flag = false;
            if (now - pasteTime >= 100) {
                // é—´éš”大于 100 ms ï¼Œå¯ä»¥æ‰§è¡Œ
                flag = true;
            }
            pasteTime = now;
            return flag;
        }
        function resetTime() {
            pasteTime = 0;
        }

        // ç²˜è´´æ–‡å­—
        $textElem.on('paste', function (e) {
            if (UA.isIE()) {
                return;
            } else {
                // é˜»æ­¢é»˜è®¤è¡Œä¸ºï¼Œä½¿ç”¨ execCommand çš„粘贴命令
                e.preventDefault();
            }

            // ç²˜è´´å›¾ç‰‡å’Œæ–‡æœ¬ï¼Œåªèƒ½åŒæ—¶ä½¿ç”¨ä¸€ä¸ª
            if (!canDo()) {
                return;
            }

            // èŽ·å–粘贴的文字
            var pasteHtml = getPasteHtml(e, pasteFilterStyle, ignoreImg);
            var pasteText = getPasteText(e);
            pasteText = pasteText.replace(/\n/gm, '<br>');

            var $selectionElem = editor.selection.getSelectionContainerElem();
            if (!$selectionElem) {
                return;
            }
            var nodeName = $selectionElem.getNodeName();

            // code ä¸­åªèƒ½ç²˜è´´çº¯æ–‡æœ¬
            if (nodeName === 'CODE' || nodeName === 'PRE') {
                if (pasteTextHandle && isFunction(pasteTextHandle)) {
                    // ç”¨æˆ·è‡ªå®šä¹‰è¿‡æ»¤å¤„理粘贴内容
                    pasteText = '' + (pasteTextHandle(pasteText) || '');
                }
                editor.cmd.do('insertHTML', '<p>' + pasteText + '</p>');
                return;
            }

            // å…ˆæ”¾å¼€æ³¨é‡Šï¼Œæœ‰é—®é¢˜å†è¿½æŸ¥ â€”———
            // // è¡¨æ ¼ä¸­å¿½ç•¥ï¼Œå¯èƒ½ä¼šå‡ºçŽ°å¼‚常问题
            // if (nodeName === 'TD' || nodeName === 'TH') {
            //     return
            // }

            if (!pasteHtml) {
                // æ²¡æœ‰å†…容，可继续执行下面的图片粘贴
                resetTime();
                return;
            }
            try {
                // firefox ä¸­ï¼ŒèŽ·å–çš„ pasteHtml å¯èƒ½æ˜¯æ²¡æœ‰ <ul> åŒ…裹的 <li>
                // å› æ­¤æ‰§è¡Œ insertHTML ä¼šæŠ¥é”™
                if (pasteTextHandle && isFunction(pasteTextHandle)) {
                    // ç”¨æˆ·è‡ªå®šä¹‰è¿‡æ»¤å¤„理粘贴内容
                    pasteHtml = '' + (pasteTextHandle(pasteHtml) || '');
                }
                editor.cmd.do('insertHTML', pasteHtml);
            } catch (ex) {
                // æ­¤æ—¶ä½¿ç”¨ pasteText æ¥å…¼å®¹ä¸€ä¸‹
                if (pasteTextHandle && isFunction(pasteTextHandle)) {
                    // ç”¨æˆ·è‡ªå®šä¹‰è¿‡æ»¤å¤„理粘贴内容
                    pasteText = '' + (pasteTextHandle(pasteText) || '');
                }
                editor.cmd.do('insertHTML', '<p>' + pasteText + '</p>');
            }
        });

        // ç²˜è´´å›¾ç‰‡
        $textElem.on('paste', function (e) {
            if (UA.isIE()) {
                return;
            } else {
                e.preventDefault();
            }

            // ç²˜è´´å›¾ç‰‡å’Œæ–‡æœ¬ï¼Œåªèƒ½åŒæ—¶ä½¿ç”¨ä¸€ä¸ª
            if (!canDo()) {
                return;
            }

            // èŽ·å–粘贴的图片
            var pasteFiles = getPasteImgs(e);
            if (!pasteFiles || !pasteFiles.length) {
                return;
            }

            // èŽ·å–当前的元素
            var $selectionElem = editor.selection.getSelectionContainerElem();
            if (!$selectionElem) {
                return;
            }
            var nodeName = $selectionElem.getNodeName();

            // code ä¸­ç²˜è´´å¿½ç•¥
            if (nodeName === 'CODE' || nodeName === 'PRE') {
                return;
            }

            // ä¸Šä¼ å›¾ç‰‡
            var uploadImg = editor.uploadImg;
            uploadImg.uploadImg(pasteFiles);
        });
    },

    // tab ç‰¹æ®Šå¤„理
    _tabHandle: function _tabHandle() {
        var editor = this.editor;
        var $textElem = editor.$textElem;

        $textElem.on('keydown', function (e) {
            if (e.keyCode !== 9) {
                return;
            }
            if (!editor.cmd.queryCommandSupported('insertHTML')) {
                // å¿…须原生支持 insertHTML å‘½ä»¤
                return;
            }
            var $selectionElem = editor.selection.getSelectionContainerElem();
            if (!$selectionElem) {
                return;
            }
            var $parentElem = $selectionElem.parent();
            var selectionNodeName = $selectionElem.getNodeName();
            var parentNodeName = $parentElem.getNodeName();

            if (selectionNodeName === 'CODE' && parentNodeName === 'PRE') {
                // <pre><code> é‡Œé¢
                editor.cmd.do('insertHTML', '    ');
            } else {
                // æ™®é€šæ–‡å­—
                editor.cmd.do('insertHTML', '&nbsp;&nbsp;&nbsp;&nbsp;');
            }

            e.preventDefault();
        });
    },

    // img ç‚¹å‡»
    _imgHandle: function _imgHandle() {
        var editor = this.editor;
        var $textElem = editor.$textElem;

        // ä¸ºå›¾ç‰‡å¢žåŠ  selected æ ·å¼
        $textElem.on('click', 'img', function (e) {
            var img = this;
            var $img = $(img);

            if ($img.attr('data-w-e') === '1') {
                // æ˜¯è¡¨æƒ…图片，忽略
                return;
            }

            // è®°å½•å½“前点击过的图片
            editor._selectedImg = $img;

            // ä¿®æ”¹é€‰åŒºå¹¶ restore ï¼Œé˜²æ­¢ç”¨æˆ·æ­¤æ—¶ç‚¹å‡»é€€æ ¼é”®ï¼Œä¼šåˆ é™¤å…¶ä»–内容
            editor.selection.createRangeByElem($img);
            editor.selection.restoreSelection();
        });

        // åŽ»æŽ‰å›¾ç‰‡çš„ selected æ ·å¼
        $textElem.on('click  keyup', function (e) {
            if (e.target.matches('img')) {
                // ç‚¹å‡»çš„是图片，忽略
                return;
            }
            // åˆ é™¤è®°å½•
            editor._selectedImg = null;
        });
    },

    // æ‹–拽事件
    _dragHandle: function _dragHandle() {
        var editor = this.editor;

        // ç¦ç”¨ document æ‹–拽事件
        var $document = $(document);
        $document.on('dragleave drop dragenter dragover', function (e) {
            e.preventDefault();
        });

        // æ·»åŠ ç¼–辑区域拖拽事件
        var $textElem = editor.$textElem;
        $textElem.on('drop', function (e) {
            e.preventDefault();
            var files = e.dataTransfer && e.dataTransfer.files;
            if (!files || !files.length) {
                return;
            }

            // ä¸Šä¼ å›¾ç‰‡
            var uploadImg = editor.uploadImg;
            uploadImg.uploadImg(files);
        });
    }
};

/*
    å‘½ä»¤ï¼Œå°è£… document.execCommand
*/

// æž„造函数
function Command(editor) {
    this.editor = editor;
}

// ä¿®æ”¹åŽŸåž‹
Command.prototype = {
    constructor: Command,

    // æ‰§è¡Œå‘½ä»¤
    do: function _do(name, value) {
        var editor = this.editor;

        // ä½¿ç”¨ styleWithCSS
        if (!editor._useStyleWithCSS) {
            document.execCommand('styleWithCSS', null, true);
            editor._useStyleWithCSS = true;
        }

        // å¦‚果无选区，忽略
        if (!editor.selection.getRange()) {
            return;
        }

        // æ¢å¤é€‰å–
        editor.selection.restoreSelection();

        // æ‰§è¡Œ
        var _name = '_' + name;
        if (this[_name]) {
            // æœ‰è‡ªå®šä¹‰äº‹ä»¶
            this[_name](value);
        } else {
            // é»˜è®¤ command
            this._execCommand(name, value);
        }

        // ä¿®æ”¹èœå•çŠ¶æ€
        editor.menus.changeActive();

        // æœ€åŽï¼Œæ¢å¤é€‰å–保证光标在原来的位置闪烁
        editor.selection.saveRange();
        editor.selection.restoreSelection();

        // è§¦å‘ onchange
        editor.change && editor.change();
    },

    // è‡ªå®šä¹‰ insertHTML äº‹ä»¶
    _insertHTML: function _insertHTML(html) {
        var editor = this.editor;
        var range = editor.selection.getRange();

        if (this.queryCommandSupported('insertHTML')) {
            // W3C
            this._execCommand('insertHTML', html);
        } else if (range.insertNode) {
            // IE
            range.deleteContents();
            range.insertNode($(html)[0]);
        } else if (range.pasteHTML) {
            // IE <= 10
            range.pasteHTML(html);
        }
    },

    // æ’å…¥ elem
    _insertElem: function _insertElem($elem) {
        var editor = this.editor;
        var range = editor.selection.getRange();

        if (range.insertNode) {
            range.deleteContents();
            range.insertNode($elem[0]);
        }
    },

    // å°è£… execCommand
    _execCommand: function _execCommand(name, value) {
        document.execCommand(name, false, value);
    },

    // å°è£… document.queryCommandValue
    queryCommandValue: function queryCommandValue(name) {
        return document.queryCommandValue(name);
    },

    // å°è£… document.queryCommandState
    queryCommandState: function queryCommandState(name) {
        return document.queryCommandState(name);
    },

    // å°è£… document.queryCommandSupported
    queryCommandSupported: function queryCommandSupported(name) {
        return document.queryCommandSupported(name);
    }
};

/*
    selection range API
*/

// æž„造函数
function API(editor) {
    this.editor = editor;
    this._currentRange = null;
}

// ä¿®æ”¹åŽŸåž‹
API.prototype = {
    constructor: API,

    // èŽ·å– range å¯¹è±¡
    getRange: function getRange() {
        return this._currentRange;
    },

    // ä¿å­˜é€‰åŒº
    saveRange: function saveRange(_range) {
        if (_range) {
            // ä¿å­˜å·²æœ‰é€‰åŒº
            this._currentRange = _range;
            return;
        }

        // èŽ·å–当前的选区
        var selection = window.getSelection();
        if (selection.rangeCount === 0) {
            return;
        }
        var range = selection.getRangeAt(0);

        // åˆ¤æ–­é€‰åŒºå†…容是否在编辑内容之内
        var $containerElem = this.getSelectionContainerElem(range);
        if (!$containerElem) {
            return;
        }

        // åˆ¤æ–­é€‰åŒºå†…容是否在不可编辑区域之内
        if ($containerElem.attr('contenteditable') === 'false' || $containerElem.parentUntil('[contenteditable=false]')) {
            return;
        }

        var editor = this.editor;
        var $textElem = editor.$textElem;
        if ($textElem.isContain($containerElem)) {
            // æ˜¯ç¼–辑内容之内的
            this._currentRange = range;
        }
    },

    // æŠ˜å é€‰åŒº
    collapseRange: function collapseRange(toStart) {
        if (toStart == null) {
            // é»˜è®¤ä¸º false
            toStart = false;
        }
        var range = this._currentRange;
        if (range) {
            range.collapse(toStart);
        }
    },

    // é€‰ä¸­åŒºåŸŸçš„文字
    getSelectionText: function getSelectionText() {
        var range = this._currentRange;
        if (range) {
            return this._currentRange.toString();
        } else {
            return '';
        }
    },

    // é€‰åŒºçš„ $Elem
    getSelectionContainerElem: function getSelectionContainerElem(range) {
        range = range || this._currentRange;
        var elem = void 0;
        if (range) {
            elem = range.commonAncestorContainer;
            return $(elem.nodeType === 1 ? elem : elem.parentNode);
        }
    },
    getSelectionStartElem: function getSelectionStartElem(range) {
        range = range || this._currentRange;
        var elem = void 0;
        if (range) {
            elem = range.startContainer;
            return $(elem.nodeType === 1 ? elem : elem.parentNode);
        }
    },
    getSelectionEndElem: function getSelectionEndElem(range) {
        range = range || this._currentRange;
        var elem = void 0;
        if (range) {
            elem = range.endContainer;
            return $(elem.nodeType === 1 ? elem : elem.parentNode);
        }
    },

    // é€‰åŒºæ˜¯å¦ä¸ºç©º
    isSelectionEmpty: function isSelectionEmpty() {
        var range = this._currentRange;
        if (range && range.startContainer) {
            if (range.startContainer === range.endContainer) {
                if (range.startOffset === range.endOffset) {
                    return true;
                }
            }
        }
        return false;
    },

    // æ¢å¤é€‰åŒº
    restoreSelection: function restoreSelection() {
        var selection = window.getSelection();
        selection.removeAllRanges();
        selection.addRange(this._currentRange);
    },

    // åˆ›å»ºä¸€ä¸ªç©ºç™½ï¼ˆå³ &#8203 å­—符）选区
    createEmptyRange: function createEmptyRange() {
        var editor = this.editor;
        var range = this.getRange();
        var $elem = void 0;

        if (!range) {
            // å½“前无 range
            return;
        }
        if (!this.isSelectionEmpty()) {
            // å½“前选区必须没有内容才可以
            return;
        }

        try {
            // ç›®å‰åªæ”¯æŒ webkit å†…æ ¸
            if (UA.isWebkit()) {
                // æ’å…¥ &#8203
                editor.cmd.do('insertHTML', '&#8203;');
                // ä¿®æ”¹ offset ä½ç½®
                range.setEnd(range.endContainer, range.endOffset + 1);
                // å­˜å‚¨
                this.saveRange(range);
            } else {
                $elem = $('<strong>&#8203;</strong>');
                editor.cmd.do('insertElem', $elem);
                this.createRangeByElem($elem, true);
            }
        } catch (ex) {
            // éƒ¨åˆ†æƒ…况下会报错，兼容一下
        }
    },

    // æ ¹æ® $Elem è®¾ç½®é€‰åŒº
    createRangeByElem: function createRangeByElem($elem, toStart, isContent) {
        // $elem - ç»è¿‡å°è£…çš„ elem
        // toStart - true å¼€å§‹ä½ç½®ï¼Œfalse ç»“束位置
        // isContent - æ˜¯å¦é€‰ä¸­Elem的内容
        if (!$elem.length) {
            return;
        }

        var elem = $elem[0];
        var range = document.createRange();

        if (isContent) {
            range.selectNodeContents(elem);
        } else {
            range.selectNode(elem);
        }

        if (typeof toStart === 'boolean') {
            range.collapse(toStart);
        }

        // å­˜å‚¨ range
        this.saveRange(range);
    }
};

/*
    ä¸Šä¼ è¿›åº¦æ¡
*/

function Progress(editor) {
    this.editor = editor;
    this._time = 0;
    this._isShow = false;
    this._isRender = false;
    this._timeoutId = 0;
    this.$textContainer = editor.$textContainerElem;
    this.$bar = $('<div class="w-e-progress"></div>');
}

Progress.prototype = {
    constructor: Progress,

    show: function show(progress) {
        var _this = this;

        // çŠ¶æ€å¤„理
        if (this._isShow) {
            return;
        }
        this._isShow = true;

        // æ¸²æŸ“
        var $bar = this.$bar;
        if (!this._isRender) {
            var $textContainer = this.$textContainer;
            $textContainer.append($bar);
        } else {
            this._isRender = true;
        }

        // æ”¹å˜è¿›åº¦ï¼ˆèŠ‚流，100ms æ¸²æŸ“一次）
        if (Date.now() - this._time > 100) {
            if (progress <= 1) {
                $bar.css('width', progress * 100 + '%');
                this._time = Date.now();
            }
        }

        // éšè—
        var timeoutId = this._timeoutId;
        if (timeoutId) {
            clearTimeout(timeoutId);
        }
        timeoutId = setTimeout(function () {
            _this._hide();
        }, 500);
    },

    _hide: function _hide() {
        var $bar = this.$bar;
        $bar.remove();

        // ä¿®æ”¹çŠ¶æ€
        this._time = 0;
        this._isShow = false;
        this._isRender = false;
    }
};

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
  return typeof obj;
} : function (obj) {
  return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
};

/*
    ä¸Šä¼ å›¾ç‰‡
*/

// æž„造函数
function UploadImg(editor) {
    this.editor = editor;
}

// åŽŸåž‹
UploadImg.prototype = {
    constructor: UploadImg,

    // æ ¹æ® debug å¼¹å‡ºä¸åŒçš„信息
    _alert: function _alert(alertInfo, debugInfo) {
        var editor = this.editor;
        var debug = editor.config.debug;
        var customAlert = editor.config.customAlert;

        if (debug) {
            throw new Error('wangEditor: ' + (debugInfo || alertInfo));
        } else {
            if (customAlert && typeof customAlert === 'function') {
                customAlert(alertInfo);
            } else {
                alert(alertInfo);
            }
        }
    },

    // æ ¹æ®é“¾æŽ¥æ’入图片
    insertLinkImg: function insertLinkImg(link) {
        var _this2 = this;

        if (!link) {
            return;
        }
        var editor = this.editor;
        var config = editor.config;

        // æ ¡éªŒæ ¼å¼
        var linkImgCheck = config.linkImgCheck;
        var checkResult = void 0;
        if (linkImgCheck && typeof linkImgCheck === 'function') {
            checkResult = linkImgCheck(link);
            if (typeof checkResult === 'string') {
                // æ ¡éªŒå¤±è´¥ï¼Œæç¤ºä¿¡æ¯
                alert(checkResult);
                return;
            }
        }

        editor.cmd.do('insertHTML', '<img src="' + link + '" style="max-width:100%;"/>');

        // éªŒè¯å›¾ç‰‡ url æ˜¯å¦æœ‰æ•ˆï¼Œæ— æ•ˆçš„话给出提示
        var img = document.createElement('img');
        img.onload = function () {
            var callback = config.linkImgCallback;
            if (callback && typeof callback === 'function') {
                callback(link);
            }

            img = null;
        };
        img.onerror = function () {
            img = null;
            // æ— æ³•æˆåŠŸä¸‹è½½å›¾ç‰‡
            _this2._alert('插入图片错误', 'wangEditor: \u63D2\u5165\u56FE\u7247\u51FA\u9519\uFF0C\u56FE\u7247\u94FE\u63A5\u662F "' + link + '"\uFF0C\u4E0B\u8F7D\u8BE5\u94FE\u63A5\u5931\u8D25');
            return;
        };
        img.onabort = function () {
            img = null;
        };
        img.src = link;
    },

    // ä¸Šä¼ å›¾ç‰‡
    uploadImg: function uploadImg(files) {
        var _this3 = this;

        if (!files || !files.length) {
            return;
        }

        // ------------------------------ èŽ·å–配置信息 ------------------------------
        var editor = this.editor;
        var config = editor.config;
        var uploadImgServer = config.uploadImgServer;
        var uploadImgShowBase64 = config.uploadImgShowBase64;

        var maxSize = config.uploadImgMaxSize;
        var maxSizeM = maxSize / 1024 / 1024;
        var maxLength = config.uploadImgMaxLength || 10000;
        var uploadFileName = config.uploadFileName || '';
        var uploadImgParams = config.uploadImgParams || {};
        var uploadImgParamsWithUrl = config.uploadImgParamsWithUrl;
        var uploadImgHeaders = config.uploadImgHeaders || {};
        var hooks = config.uploadImgHooks || {};
        var timeout = config.uploadImgTimeout || 3000;
        var withCredentials = config.withCredentials;
        if (withCredentials == null) {
            withCredentials = false;
        }
        var customUploadImg = config.customUploadImg;

        if (!customUploadImg) {
            // æ²¡æœ‰ customUploadImg çš„情况下，需要如下两个配置才能继续进行图片上传
            if (!uploadImgServer && !uploadImgShowBase64) {
                return;
            }
        }

        // ------------------------------ éªŒè¯æ–‡ä»¶ä¿¡æ¯ ------------------------------
        var resultFiles = [];
        var errInfo = [];
        arrForEach(files, function (file) {
            var name = file.name;
            var size = file.size;

            // chrome ä½Žç‰ˆæœ¬ name === undefined
            if (!name || !size) {
                return;
            }

            if (/\.(jpg|jpeg|png|bmp|gif|webp)$/i.test(name) === false) {
                // åŽç¼€åä¸åˆæ³•ï¼Œä¸æ˜¯å›¾ç‰‡
                errInfo.push('\u3010' + name + '\u3011\u4E0D\u662F\u56FE\u7247');
                return;
            }
            if (maxSize < size) {
                // ä¸Šä¼ å›¾ç‰‡è¿‡å¤§
                errInfo.push('\u3010' + name + '\u3011\u5927\u4E8E ' + maxSizeM + 'M');
                return;
            }

            // éªŒè¯é€šè¿‡çš„加入结果列表
            resultFiles.push(file);
        });
        // æŠ›å‡ºéªŒè¯ä¿¡æ¯
        if (errInfo.length) {
            this._alert('图片验证未通过: \n' + errInfo.join('\n'));
            return;
        }
        if (resultFiles.length > maxLength) {
            this._alert('一次最多上传' + maxLength + '张图片');
            return;
        }

        // ------------------------------ è‡ªå®šä¹‰ä¸Šä¼  ------------------------------
        if (customUploadImg && typeof customUploadImg === 'function') {
            customUploadImg(resultFiles, this.insertLinkImg.bind(this));

            // é˜»æ­¢ä»¥ä¸‹ä»£ç æ‰§è¡Œ
            return;
        }

        // æ·»åŠ å›¾ç‰‡æ•°æ®
        var formdata = new FormData();
        arrForEach(resultFiles, function (file) {
            var name = uploadFileName || file.name;
            formdata.append(name, file);
        });

        // ------------------------------ ä¸Šä¼ å›¾ç‰‡ ------------------------------
        if (uploadImgServer && typeof uploadImgServer === 'string') {
            // æ·»åŠ å‚æ•°
            var uploadImgServerArr = uploadImgServer.split('#');
            uploadImgServer = uploadImgServerArr[0];
            var uploadImgServerHash = uploadImgServerArr[1] || '';
            objForEach(uploadImgParams, function (key, val) {
                // å› ä½¿ç”¨è€…反应，自定义参数不能默认 encode ï¼Œç”± v3.1.1 ç‰ˆæœ¬å¼€å§‹æ³¨é‡ŠæŽ‰
                // val = encodeURIComponent(val)

                // ç¬¬ä¸€ï¼Œå°†å‚数拼接到 url ä¸­
                if (uploadImgParamsWithUrl) {
                    if (uploadImgServer.indexOf('?') > 0) {
                        uploadImgServer += '&';
                    } else {
                        uploadImgServer += '?';
                    }
                    uploadImgServer = uploadImgServer + key + '=' + val;
                }

                // ç¬¬äºŒï¼Œå°†å‚数添加到 formdata ä¸­
                formdata.append(key, val);
            });
            if (uploadImgServerHash) {
                uploadImgServer += '#' + uploadImgServerHash;
            }

            // å®šä¹‰ xhr
            var xhr = new XMLHttpRequest();
            xhr.open('POST', uploadImgServer);

            // è®¾ç½®è¶…æ—¶
            xhr.timeout = timeout;
            xhr.ontimeout = function () {
                // hook - timeout
                if (hooks.timeout && typeof hooks.timeout === 'function') {
                    hooks.timeout(xhr, editor);
                }

                _this3._alert('上传图片超时');
            };

            // ç›‘控 progress
            if (xhr.upload) {
                xhr.upload.onprogress = function (e) {
                    var percent = void 0;
                    // è¿›åº¦æ¡
                    var progressBar = new Progress(editor);
                    if (e.lengthComputable) {
                        percent = e.loaded / e.total;
                        progressBar.show(percent);
                    }
                };
            }

            // è¿”回数据
            xhr.onreadystatechange = function () {
                var result = void 0;
                if (xhr.readyState === 4) {
                    if (xhr.status < 200 || xhr.status >= 300) {
                        // hook - error
                        if (hooks.error && typeof hooks.error === 'function') {
                            hooks.error(xhr, editor);
                        }

                        // xhr è¿”回状态错误
                        _this3._alert('上传图片发生错误', '\u4E0A\u4F20\u56FE\u7247\u53D1\u751F\u9519\u8BEF\uFF0C\u670D\u52A1\u5668\u8FD4\u56DE\u72B6\u6001\u662F ' + xhr.status);
                        return;
                    }

                    result = xhr.responseText;
                    if ((typeof result === 'undefined' ? 'undefined' : _typeof(result)) !== 'object') {
                        try {
                            result = JSON.parse(result);
                        } catch (ex) {
                            // hook - fail
                            if (hooks.fail && typeof hooks.fail === 'function') {
                                hooks.fail(xhr, editor, result);
                            }

                            _this3._alert('上传图片失败', '上传图片返回结果错误，返回结果是: ' + result);
                            return;
                        }
                    }
                    if (!hooks.customInsert && result.errno != '0') {
                        // hook - fail
                        if (hooks.fail && typeof hooks.fail === 'function') {
                            hooks.fail(xhr, editor, result);
                        }

                        // æ•°æ®é”™è¯¯
                        _this3._alert('上传图片失败', '上传图片返回结果错误，返回结果 errno=' + result.errno);
                    } else {
                        if (hooks.customInsert && typeof hooks.customInsert === 'function') {
                            // ä½¿ç”¨è€…自定义插入方法
                            hooks.customInsert(_this3.insertLinkImg.bind(_this3), result, editor);
                        } else {
                            // å°†å›¾ç‰‡æ’入编辑器
                            var data = result.data || [];
                            data.forEach(function (link) {
                                _this3.insertLinkImg(link);
                            });
                        }

                        // hook - success
                        if (hooks.success && typeof hooks.success === 'function') {
                            hooks.success(xhr, editor, result);
                        }
                    }
                }
            };

            // hook - before
            if (hooks.before && typeof hooks.before === 'function') {
                var beforeResult = hooks.before(xhr, editor, resultFiles);
                if (beforeResult && (typeof beforeResult === 'undefined' ? 'undefined' : _typeof(beforeResult)) === 'object') {
                    if (beforeResult.prevent) {
                        // å¦‚果返回的结果是 {prevent: true, msg: 'xxxx'} åˆ™è¡¨ç¤ºç”¨æˆ·æ”¾å¼ƒä¸Šä¼ 
                        this._alert(beforeResult.msg);
                        return;
                    }
                }
            }

            // è‡ªå®šä¹‰ headers
            objForEach(uploadImgHeaders, function (key, val) {
                xhr.setRequestHeader(key, val);
            });

            // è·¨åŸŸä¼  cookie
            xhr.withCredentials = withCredentials;

            // å‘送请求
            xhr.send(formdata);

            // æ³¨æ„ï¼Œè¦ return ã€‚不去操作接下来的 base64 æ˜¾ç¤ºæ–¹å¼
            return;
        }

        // ------------------------------ æ˜¾ç¤º base64 æ ¼å¼ ------------------------------
        if (uploadImgShowBase64) {
            arrForEach(files, function (file) {
                var _this = _this3;
                var reader = new FileReader();
                reader.readAsDataURL(file);
                reader.onload = function () {
                    _this.insertLinkImg(this.result);
                };
            });
        }
    }
};

/*
    ç¼–辑器构造函数
*/

// id，累加
var editorId = 1;

// æž„造函数
function Editor(toolbarSelector, textSelector) {
    if (toolbarSelector == null) {
        // æ²¡æœ‰ä¼ å…¥ä»»ä½•å‚数，报错
        throw new Error('错误：初始化编辑器时候未传入任何参数，请查阅文档');
    }
    // id，用以区分单个页面不同的编辑器对象
    this.id = 'wangEditor-' + editorId++;

    this.toolbarSelector = toolbarSelector;
    this.textSelector = textSelector;

    // è‡ªå®šä¹‰é…ç½®
    this.customConfig = {};
}

// ä¿®æ”¹åŽŸåž‹
Editor.prototype = {
    constructor: Editor,

    // åˆå§‹åŒ–配置
    _initConfig: function _initConfig() {
        // _config æ˜¯é»˜è®¤é…ç½®ï¼Œthis.customConfig æ˜¯ç”¨æˆ·è‡ªå®šä¹‰é…ç½®ï¼Œå°†å®ƒä»¬ merge ä¹‹åŽå†èµ‹å€¼
        var target = {};
        this.config = Object.assign(target, config, this.customConfig);

        // å°†è¯­è¨€é…ç½®ï¼Œç”Ÿæˆæ­£åˆ™è¡¨è¾¾å¼
        var langConfig = this.config.lang || {};
        var langArgs = [];
        objForEach(langConfig, function (key, val) {
            // key å³éœ€è¦ç”Ÿæˆæ­£åˆ™è¡¨è¾¾å¼çš„规则，如“插入链接”
            // val å³éœ€è¦è¢«æ›¿æ¢æˆçš„语言，如“insert link”
            langArgs.push({
                reg: new RegExp(key, 'img'),
                val: val

            });
        });
        this.config.langArgs = langArgs;
    },

    // åˆå§‹åŒ– DOM
    _initDom: function _initDom() {
        var _this = this;

        var toolbarSelector = this.toolbarSelector;
        var $toolbarSelector = $(toolbarSelector);
        var textSelector = this.textSelector;

        var config$$1 = this.config;
        var zIndex = config$$1.zIndex;

        // å®šä¹‰å˜é‡
        var $toolbarElem = void 0,
            $textContainerElem = void 0,
            $textElem = void 0,
            $children = void 0;

        if (textSelector == null) {
            // åªä¼ å…¥ä¸€ä¸ªå‚数，即是容器的选择器或元素，toolbar å’Œ text çš„元素自行创建
            $toolbarElem = $('<div></div>');
            $textContainerElem = $('<div></div>');

            // å°†ç¼–辑器区域原有的内容，暂存起来
            $children = $toolbarSelector.children();

            // æ·»åŠ åˆ° DOM ç»“构中
            $toolbarSelector.append($toolbarElem).append($textContainerElem);

            // è‡ªè¡Œåˆ›å»ºçš„，需要配置默认的样式
            $toolbarElem.css('background-color', '#f1f1f1').css('border', '1px solid #ccc');
            $textContainerElem.css('border', '1px solid #ccc').css('border-top', 'none').css('height', '300px');
        } else {
            // toolbar å’Œ text çš„选择器都有值，记录属性
            $toolbarElem = $toolbarSelector;
            $textContainerElem = $(textSelector);
            // å°†ç¼–辑器区域原有的内容，暂存起来
            $children = $textContainerElem.children();
        }

        // ç¼–辑区域
        $textElem = $('<div></div>');
        $textElem.attr('contenteditable', 'true').css('width', '100%').css('height', '100%');

        // åˆå§‹åŒ–编辑区域内容
        if ($children && $children.length) {
            $textElem.append($children);
        } else {
            $textElem.append($('<p><br></p>'));
        }

        // ç¼–辑区域加入DOM
        $textContainerElem.append($textElem);

        // è®¾ç½®é€šç”¨çš„ class
        $toolbarElem.addClass('w-e-toolbar');
        $textContainerElem.addClass('w-e-text-container');
        $textContainerElem.css('z-index', zIndex);
        $textElem.addClass('w-e-text');

        // æ·»åŠ  ID
        var toolbarElemId = getRandom('toolbar-elem');
        $toolbarElem.attr('id', toolbarElemId);
        var textElemId = getRandom('text-elem');
        $textElem.attr('id', textElemId);

        // è®°å½•å±žæ€§
        this.$toolbarElem = $toolbarElem;
        this.$textContainerElem = $textContainerElem;
        this.$textElem = $textElem;
        this.toolbarElemId = toolbarElemId;
        this.textElemId = textElemId;

        // è®°å½•è¾“入法的开始和结束
        var compositionEnd = true;
        $textContainerElem.on('compositionstart', function () {
            // è¾“入法开始输入
            compositionEnd = false;
        });
        $textContainerElem.on('compositionend', function () {
            // è¾“入法结束输入
            compositionEnd = true;
        });

        // ç»‘定 onchange
        $textContainerElem.on('click keyup', function () {
            // è¾“入法结束才出发 onchange
            compositionEnd && _this.change && _this.change();
        });
        $toolbarElem.on('click', function () {
            this.change && this.change();
        });

        //绑定 onfocus ä¸Ž onblur äº‹ä»¶
        if (config$$1.onfocus || config$$1.onblur) {
            // å½“前编辑器是否是焦点状态
            this.isFocus = false;

            $(document).on('click', function (e) {
                //判断当前点击元素是否在编辑器内
                var isChild = $textElem.isContain($(e.target));

                //判断当前点击元素是否为工具栏
                var isToolbar = $toolbarElem.isContain($(e.target));
                var isMenu = $toolbarElem[0] == e.target ? true : false;

                if (!isChild) {
                    //若为选择工具栏中的功能，则不视为成blur操作
                    if (isToolbar && !isMenu) {
                        return;
                    }

                    if (_this.isFocus) {
                        _this.onblur && _this.onblur();
                    }
                    _this.isFocus = false;
                } else {
                    if (!_this.isFocus) {
                        _this.onfocus && _this.onfocus();
                    }
                    _this.isFocus = true;
                }
            });
        }
    },

    // å°è£… command
    _initCommand: function _initCommand() {
        this.cmd = new Command(this);
    },

    // å°è£… selection range API
    _initSelectionAPI: function _initSelectionAPI() {
        this.selection = new API(this);
    },

    // æ·»åŠ å›¾ç‰‡ä¸Šä¼ 
    _initUploadImg: function _initUploadImg() {
        this.uploadImg = new UploadImg(this);
    },

    // åˆå§‹åŒ–菜单
    _initMenus: function _initMenus() {
        this.menus = new Menus(this);
        this.menus.init();
    },

    // æ·»åŠ  text åŒºåŸŸ
    _initText: function _initText() {
        this.txt = new Text(this);
        this.txt.init();
    },

    // åˆå§‹åŒ–选区，将光标定位到内容尾部
    initSelection: function initSelection(newLine) {
        var $textElem = this.$textElem;
        var $children = $textElem.children();
        if (!$children.length) {
            // å¦‚果编辑器区域无内容，添加一个空行，重新设置选区
            $textElem.append($('<p><br></p>'));
            this.initSelection();
            return;
        }

        var $last = $children.last();

        if (newLine) {
            // æ–°å¢žä¸€ä¸ªç©ºè¡Œ
            var html = $last.html().toLowerCase();
            var nodeName = $last.getNodeName();
            if (html !== '<br>' && html !== '<br\/>' || nodeName !== 'P') {
                // æœ€åŽä¸€ä¸ªå…ƒç´ ä¸æ˜¯ <p><br></p>，添加一个空行，重新设置选区
                $textElem.append($('<p><br></p>'));
                this.initSelection();
                return;
            }
        }

        this.selection.createRangeByElem($last, false, true);
        this.selection.restoreSelection();
    },

    // ç»‘定事件
    _bindEvent: function _bindEvent() {
        // -------- ç»‘定 onchange äº‹ä»¶ --------
        var onChangeTimeoutId = 0;
        var beforeChangeHtml = this.txt.html();
        var config$$1 = this.config;

        // onchange è§¦å‘延迟时间
        var onchangeTimeout = config$$1.onchangeTimeout;
        onchangeTimeout = parseInt(onchangeTimeout, 10);
        if (!onchangeTimeout || onchangeTimeout <= 0) {
            onchangeTimeout = 200;
        }

        var onchange = config$$1.onchange;
        if (onchange && typeof onchange === 'function') {
            // è§¦å‘ change çš„有三个场景：
            // 1. $textContainerElem.on('click keyup')
            // 2. $toolbarElem.on('click')
            // 3. editor.cmd.do()
            this.change = function () {
                // åˆ¤æ–­æ˜¯å¦æœ‰å˜åŒ–
                var currentHtml = this.txt.html();

                if (currentHtml.length === beforeChangeHtml.length) {
                    // éœ€è¦æ¯”较每一个字符
                    if (currentHtml === beforeChangeHtml) {
                        return;
                    }
                }

                // æ‰§è¡Œï¼Œä½¿ç”¨èŠ‚流
                if (onChangeTimeoutId) {
                    clearTimeout(onChangeTimeoutId);
                }
                onChangeTimeoutId = setTimeout(function () {
                    // è§¦å‘配置的 onchange å‡½æ•°
                    onchange(currentHtml);
                    beforeChangeHtml = currentHtml;
                }, onchangeTimeout);
            };
        }

        // -------- ç»‘定 onblur äº‹ä»¶ --------
        var onblur = config$$1.onblur;
        if (onblur && typeof onblur === 'function') {
            this.onblur = function () {
                var currentHtml = this.txt.html();
                onblur(currentHtml);
            };
        }

        // -------- ç»‘定 onfocus äº‹ä»¶ --------
        var onfocus = config$$1.onfocus;
        if (onfocus && typeof onfocus === 'function') {
            this.onfocus = function () {
                onfocus();
            };
        }
    },

    // åˆ›å»ºç¼–辑器
    create: function create() {
        // åˆå§‹åŒ–配置信息
        this._initConfig();

        // åˆå§‹åŒ– DOM
        this._initDom();

        // å°è£… command API
        this._initCommand();

        // å°è£… selection range API
        this._initSelectionAPI();

        // æ·»åŠ  text
        this._initText();

        // åˆå§‹åŒ–菜单
        this._initMenus();

        // æ·»åŠ  å›¾ç‰‡ä¸Šä¼ 
        this._initUploadImg();

        // åˆå§‹åŒ–选区，将光标定位到内容尾部
        this.initSelection(true);

        // ç»‘定事件
        this._bindEvent();
    },

    // è§£ç»‘所有事件（暂时不对外开放）
    _offAllEvent: function _offAllEvent() {
        $.offAll();
    }
};

// æ£€éªŒæ˜¯å¦æµè§ˆå™¨çŽ¯å¢ƒ
try {
    document;
} catch (ex) {
    throw new Error('请在浏览器环境下运行');
}

// polyfill
polyfill();

// è¿™é‡Œçš„ `inlinecss` å°†è¢«æ›¿æ¢æˆ css ä»£ç çš„内容，详情可去 ./gulpfile.js ä¸­æœç´¢ `inlinecss` å…³é”®å­—
var inlinecss = '.w-e-toolbar,.w-e-text-container,.w-e-menu-panel {  padding: 0;  margin: 0;  box-sizing: border-box;}.w-e-toolbar *,.w-e-text-container *,.w-e-menu-panel * {  padding: 0;  margin: 0;  box-sizing: border-box;}.w-e-clear-fix:after {  content: "";  display: table;  clear: both;}.w-e-toolbar .w-e-droplist {  position: absolute;  left: 0;  top: 0;  background-color: #fff;  border: 1px solid #f1f1f1;  border-right-color: #ccc;  border-bottom-color: #ccc;}.w-e-toolbar .w-e-droplist .w-e-dp-title {  text-align: center;  color: #999;  line-height: 2;  border-bottom: 1px solid #f1f1f1;  font-size: 13px;}.w-e-toolbar .w-e-droplist ul.w-e-list {  list-style: none;  line-height: 1;}.w-e-toolbar .w-e-droplist ul.w-e-list li.w-e-item {  color: #333;  padding: 5px 0;}.w-e-toolbar .w-e-droplist ul.w-e-list li.w-e-item:hover {  background-color: #f1f1f1;}.w-e-toolbar .w-e-droplist ul.w-e-block {  list-style: none;  text-align: left;  padding: 5px;}.w-e-toolbar .w-e-droplist ul.w-e-block li.w-e-item {  display: inline-block;  *display: inline;  *zoom: 1;  padding: 3px 5px;}.w-e-toolbar .w-e-droplist ul.w-e-block li.w-e-item:hover {  background-color: #f1f1f1;}@font-face {  font-family: \'w-e-icon\';  src: url(data:application/x-font-woff;charset=utf-8;base64,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