///import core
///commands 全屏
///commandsName FullScreen
///commandsTitle  全屏
(function () {
    var utils = baidu.editor.utils,
        uiUtils = baidu.editor.ui.uiUtils,
        UIBase = baidu.editor.ui.UIBase,
        domUtils = baidu.editor.dom.domUtils;
    var nodeStack = [];

    function EditorUI(options) {
        this.initOptions(options);
        this.initEditorUI();
    }

    EditorUI.prototype = {
        uiName:'editor',
        initEditorUI:function () {
            this.editor.ui = this;
            this._dialogs = {};
            this.initUIBase();
            this._initToolbars();
            var editor = this.editor,
                me = this;

            editor.addListener('ready', function () {
                //提供getDialog方法
                editor.getDialog = function (name) {
                    return editor.ui._dialogs[name + "Dialog"];
                };
                domUtils.on(editor.window, 'scroll', function (evt) {
                    baidu.editor.ui.Popup.postHide(evt);
                });
                //提供编辑器实时宽高(全屏时宽高不变化)
                editor.ui._actualFrameWidth = editor.options.initialFrameWidth;

                UE.browser.ie && UE.browser.version === 6 && editor.container.ownerDocument.execCommand("BackgroundImageCache", false, true);

                //display bottom-bar label based on config
                if (editor.options.elementPathEnabled) {
                    editor.ui.getDom('elementpath').innerHTML = '<div class="edui-editor-breadcrumb">' + editor.getLang("elementPathTip") + ':</div>';
                }
                if (editor.options.wordCount) {
                    function countFn() {
                        setCount(editor,me);
                        domUtils.un(editor.document, "click", arguments.callee);
                    }
                    domUtils.on(editor.document, "click", countFn);
                    editor.ui.getDom('wordcount').innerHTML = editor.getLang("wordCountTip");
                }
                editor.ui._scale();
                if (editor.options.scaleEnabled) {
                    if (editor.autoHeightEnabled) {
                        editor.disableAutoHeight();
                    }
                    me.enableScale();
                } else {
                    me.disableScale();
                }
                if (!editor.options.elementPathEnabled && !editor.options.wordCount && !editor.options.scaleEnabled) {
                    editor.ui.getDom('elementpath').style.display = "none";
                    editor.ui.getDom('wordcount').style.display = "none";
                    editor.ui.getDom('scale').style.display = "none";
                }

                if (!editor.selection.isFocus())return;
                editor.fireEvent('selectionchange', false, true);


            });

            editor.addListener('mousedown', function (t, evt) {
                var el = evt.target || evt.srcElement;
                baidu.editor.ui.Popup.postHide(evt, el);
                baidu.editor.ui.ShortCutMenu.postHide(evt);

            });
            editor.addListener("delcells", function () {
                if (UE.ui['edittip']) {
                    new UE.ui['edittip'](editor);
                }
                editor.getDialog('edittip').open();
            });

            var pastePop, isPaste = false, timer;
            editor.addListener("afterpaste", function () {
                if(editor.queryCommandState('pasteplain'))
                    return;
                if(baidu.editor.ui.PastePicker){
                    pastePop = new baidu.editor.ui.Popup({
                        content:new baidu.editor.ui.PastePicker({editor:editor}),
                        editor:editor,
                        className:'edui-wordpastepop'
                    });
                    pastePop.render();
                }
                isPaste = true;
            });

            editor.addListener("afterinserthtml", function () {
                clearTimeout(timer);
                timer = setTimeout(function () {
                    if (pastePop && (isPaste || editor.ui._isTransfer)) {
                        if(pastePop.isHidden()){
                            var span = domUtils.createElement(editor.document, 'span', {
                                    'style':"line-height:0px;",
                                    'innerHTML':'\ufeff'
                                }),
                                range = editor.selection.getRange();
                            range.insertNode(span);
                            var tmp= getDomNode(span, 'firstChild', 'previousSibling');
                            tmp && pastePop.showAnchor(tmp.nodeType == 3 ? tmp.parentNode : tmp);
                            domUtils.remove(span);
                        }else{
                            pastePop.show();
                        }
                        delete editor.ui._isTransfer;
                        isPaste = false;
                    }
                }, 200)
            });
            editor.addListener('contextmenu', function (t, evt) {
                baidu.editor.ui.Popup.postHide(evt);
            });
            editor.addListener('keydown', function (t, evt) {
                if (pastePop)    pastePop.dispose(evt);
                var keyCode = evt.keyCode || evt.which;
                if(evt.altKey&&keyCode==90){
                    UE.ui.buttons['fullscreen'].onclick();
                }
            });
            editor.addListener('wordcount', function (type) {
                setCount(this,me);
            });
            function setCount(editor,ui) {
                editor.setOpt({
                    wordCount:true,
                    maximumWords:10000,
                    wordCountMsg:editor.options.wordCountMsg || editor.getLang("wordCountMsg"),
                    wordOverFlowMsg:editor.options.wordOverFlowMsg || editor.getLang("wordOverFlowMsg")
                });
                var opt = editor.options,
                    max = opt.maximumWords,
                    msg = opt.wordCountMsg ,
                    errMsg = opt.wordOverFlowMsg,
                    countDom = ui.getDom('wordcount');
                if (!opt.wordCount) {
                    return;
                }
                var count = editor.getContentLength(true);
                if (count > max) {
                    countDom.innerHTML = errMsg;
                    editor.fireEvent("wordcountoverflow");
                } else {
                    countDom.innerHTML = msg.replace("{#leave}", max - count).replace("{#count}", count);
                }
            }

            editor.addListener('selectionchange', function () {
                if (editor.options.elementPathEnabled) {
                    me[(editor.queryCommandState('elementpath') == -1 ? 'dis' : 'en') + 'ableElementPath']()
                }
                if (editor.options.scaleEnabled) {
                    me[(editor.queryCommandState('scale') == -1 ? 'dis' : 'en') + 'ableScale']();

                }
            });
            var popup = new baidu.editor.ui.Popup({
                editor:editor,
                content:'',
                className:'edui-bubble',
                _onEditButtonClick:function () {
                    this.hide();
                    editor.ui._dialogs.linkDialog.open();
                },
                _onImgEditButtonClick:function (name) {
                    this.hide();
                    editor.ui._dialogs[name] && editor.ui._dialogs[name].open();

                },
                _onImgSetFloat:function (value) {
                    this.hide();
                    editor.execCommand("imagefloat", value);

                },
                _setIframeAlign:function (value) {
                    var frame = popup.anchorEl;
                    var newFrame = frame.cloneNode(true);
                    switch (value) {
                        case -2:
                            newFrame.setAttribute("align", "");
                            break;
                        case -1:
                            newFrame.setAttribute("align", "left");
                            break;
                        case 1:
                            newFrame.setAttribute("align", "right");
                            break;
                    }
                    frame.parentNode.insertBefore(newFrame, frame);
                    domUtils.remove(frame);
                    popup.anchorEl = newFrame;
                    popup.showAnchor(popup.anchorEl);
                },
                _updateIframe:function () {
                    var frame = editor._iframe = popup.anchorEl;
                    if(domUtils.hasClass(frame, 'ueditor_baidumap')) {
                        editor.selection.getRange().selectNode(frame).select();
                        editor.ui._dialogs.mapDialog.open();
                        popup.hide();
                    } else {
                        editor.ui._dialogs.insertframeDialog.open();
                        popup.hide();
                    }
                },
                _onRemoveButtonClick:function (cmdName) {
                    editor.execCommand(cmdName);
                    this.hide();
                },
                queryAutoHide:function (el) {
                    if (el && el.ownerDocument == editor.document) {
                        if (el.tagName.toLowerCase() == 'img' || domUtils.findParentByTagName(el, 'a', true)) {
                            return el !== popup.anchorEl;
                        }
                    }
                    return baidu.editor.ui.Popup.prototype.queryAutoHide.call(this, el);
                }
            });
            popup.render();
            if (editor.options.imagePopup) {
                editor.addListener('mouseover', function (t, evt) {
                    evt = evt || window.event;
                    var el = evt.target || evt.srcElement;
                    if (editor.ui._dialogs.insertframeDialog && /iframe/ig.test(el.tagName)) {
                        var html = popup.formatHtml(
                            '<nobr>' + editor.getLang("property") + ': <span onclick=$$._setIframeAlign(-2) class="edui-clickable">' + editor.getLang("default") + '</span>&nbsp;&nbsp;<span onclick=$$._setIframeAlign(-1) class="edui-clickable">' + editor.getLang("justifyleft") + '</span>&nbsp;&nbsp;<span onclick=$$._setIframeAlign(1) class="edui-clickable">' + editor.getLang("justifyright") + '</span>&nbsp;&nbsp;' +
                                ' <span onclick="$$._updateIframe( this);" class="edui-clickable">' + editor.getLang("modify") + '</span></nobr>');
                        if (html) {
                            popup.getDom('content').innerHTML = html;
                            popup.anchorEl = el;
                            popup.showAnchor(popup.anchorEl);
                        } else {
                            popup.hide();
                        }
                    }
                });
                editor.addListener('selectionchange', function (t, causeByUi) {
                    if (!causeByUi) return;
                    var html = '', str = "",
                        img = editor.selection.getRange().getClosedNode(),
                        dialogs = editor.ui._dialogs;
                    if (img && img.tagName == 'IMG') {
                        var dialogName = 'insertimageDialog';
                        if (img.className.indexOf("edui-faked-video") != -1 || img.className.indexOf("edui-upload-video") != -1) {
                            dialogName = "insertvideoDialog"
                        }
                        if (img.className.indexOf("edui-faked-webapp") != -1) {
                            dialogName = "webappDialog"
                        }
                        if (img.src.indexOf("http://api.map.baidu.com") != -1) {
                            dialogName = "mapDialog"
                        }
                        if (img.className.indexOf("edui-faked-music") != -1) {
                            dialogName = "musicDialog"
                        }
                        if (img.src.indexOf("http://maps.google.com/maps/api/staticmap") != -1) {
                            dialogName = "gmapDialog"
                        }
                        if (img.getAttribute("anchorname")) {
                            dialogName = "anchorDialog";
                            html = popup.formatHtml(
                                '<nobr>' + editor.getLang("property") + ': <span onclick=$$._onImgEditButtonClick("anchorDialog") class="edui-clickable">' + editor.getLang("modify") + '</span>&nbsp;&nbsp;' +
                                    '<span onclick=$$._onRemoveButtonClick(\'anchor\') class="edui-clickable">' + editor.getLang("delete") + '</span></nobr>');
                        }
                        if (img.getAttribute("word_img")) {
                            //todo 放到dialog去做查询
                            editor.word_img = [img.getAttribute("word_img")];
                            dialogName = "wordimageDialog"
                        }
                        if(domUtils.hasClass(img, 'loadingclass') || domUtils.hasClass(img, 'loaderrorclass')) {
                            dialogName = "";
                        }
                        if (!dialogs[dialogName]) {
                            return;
                        }
                        str = '<nobr>' + editor.getLang("property") + ': '+
                            '<span onclick=$$._onImgSetFloat("none") class="edui-clickable">' + editor.getLang("default") + '</span>&nbsp;&nbsp;' +
                            '<span onclick=$$._onImgSetFloat("left") class="edui-clickable">' + editor.getLang("justifyleft") + '</span>&nbsp;&nbsp;' +
                            '<span onclick=$$._onImgSetFloat("right") class="edui-clickable">' + editor.getLang("justifyright") + '</span>&nbsp;&nbsp;' +
                            '<span onclick=$$._onImgSetFloat("center") class="edui-clickable">' + editor.getLang("justifycenter") + '</span>&nbsp;&nbsp;'+
                            '<span onclick="$$._onImgEditButtonClick(\'' + dialogName + '\');" class="edui-clickable">' + editor.getLang("modify") + '</span></nobr>';

                        !html && (html = popup.formatHtml(str))

                    }
                    if (editor.ui._dialogs.linkDialog) {
                        var link = editor.queryCommandValue('link');
                        var url;
                        if (link && (url = (link.getAttribute('_href') || link.getAttribute('href', 2)))) {
                            var txt = url;
                            if (url.length > 30) {
                                txt = url.substring(0, 20) + "...";
                            }
                            if (html) {
                                html += '<div style="height:5px;"></div>'
                            }
                            html += popup.formatHtml(
                                '<nobr>' + editor.getLang("anthorMsg") + ': <a target="_blank" href="' + url + '" title="' + url + '" >' + txt + '</a>' +
                                    ' <span class="edui-clickable" onclick="$$._onEditButtonClick();">' + editor.getLang("modify") + '</span>' +
                                    ' <span class="edui-clickable" onclick="$$._onRemoveButtonClick(\'unlink\');"> ' + editor.getLang("clear") + '</span></nobr>');
                            popup.showAnchor(link);
                        }
                    }

                    if (html) {
                        popup.getDom('content').innerHTML = html;
                        popup.anchorEl = img || link;
                        popup.showAnchor(popup.anchorEl);
                    } else {
                        popup.hide();
                    }
                });
            }

        },
        _initToolbars:function () {
            var editor = this.editor;
            var toolbars = this.toolbars || [];
            var toolbarUis = [];
            for (var i = 0; i < toolbars.length; i++) {
                var toolbar = toolbars[i];
                var toolbarUi = new baidu.editor.ui.Toolbar({theme:editor.options.theme});
                for (var j = 0; j < toolbar.length; j++) {
                    var toolbarItem = toolbar[j];
                    var toolbarItemUi = null;
                    if (typeof toolbarItem == 'string') {
                        toolbarItem = toolbarItem.toLowerCase();
                        if (toolbarItem == '|') {
                            toolbarItem = 'Separator';
                        }
                        if(toolbarItem == '||'){
                            toolbarItem = 'Breakline';
                        }
                        if (baidu.editor.ui[toolbarItem]) {
                            toolbarItemUi = new baidu.editor.ui[toolbarItem](editor);
                        }

                        //fullscreen这里单独处理一下，放到首行去
                        if (toolbarItem == 'fullscreen') {
                            if (toolbarUis && toolbarUis[0]) {
                                toolbarUis[0].items.splice(0, 0, toolbarItemUi);
                            } else {
                                toolbarItemUi && toolbarUi.items.splice(0, 0, toolbarItemUi);
                            }

                            continue;


                        }
                    } else {
                        toolbarItemUi = toolbarItem;
                    }
                    if (toolbarItemUi && toolbarItemUi.id) {

                        toolbarUi.add(toolbarItemUi);
                    }
                }
                toolbarUis[i] = toolbarUi;
            }

            //接受外部定制的UI

            utils.each(UE._customizeUI,function(obj,key){
                var itemUI,index;
                if(obj.id && obj.id != editor.key){
                   return false;
                }
                itemUI = obj.execFn.call(editor,editor,key);
                if(itemUI){
                    index = obj.index;
                    if(index === undefined){
                        index = toolbarUi.items.length;
                    }
                    toolbarUi.add(itemUI,index)
                }
            });

            this.toolbars = toolbarUis;
        },
        getHtmlTpl:function () {
            return '<div id="##" class="%%">' +
                '<div id="##_toolbarbox" class="%%-toolbarbox">' +
                (this.toolbars.length ?
                    '<div id="##_toolbarboxouter" class="%%-toolbarboxouter"><div class="%%-toolbarboxinner">' +
                        this.renderToolbarBoxHtml() +
                        '</div></div>' : '') +
                '<div id="##_toolbarmsg" class="%%-toolbarmsg" style="display:none;">' +
                '<div id = "##_upload_dialog" class="%%-toolbarmsg-upload" onclick="$$.showWordImageDialog();">' + this.editor.getLang("clickToUpload") + '</div>' +
                '<div class="%%-toolbarmsg-close" onclick="$$.hideToolbarMsg();">x</div>' +
                '<div id="##_toolbarmsg_label" class="%%-toolbarmsg-label"></div>' +
                '<div style="height:0;overflow:hidden;clear:both;"></div>' +
                '</div>' +
                '<div id="##_message_holder" class="%%-messageholder"></div>' +
                '</div>' +
                '<div id="##_iframeholder" class="%%-iframeholder">' +
                '</div>' +
                //modify wdcount by matao
                '<div id="##_bottombar" class="%%-bottomContainer"><table><tr>' +
                '<td id="##_elementpath" class="%%-bottombar"></td>' +
                '<td id="##_wordcount" class="%%-wordcount"></td>' +
                '<td id="##_scale" class="%%-scale"><div class="%%-icon"></div></td>' +
                '</tr></table></div>' +
                '<div id="##_scalelayer"></div>' +
                '</div>';
        },
        showWordImageDialog:function () {
            this._dialogs['wordimageDialog'].open();
        },
        renderToolbarBoxHtml:function () {
            var buff = [];
            for (var i = 0; i < this.toolbars.length; i++) {
                buff.push(this.toolbars[i].renderHtml());
            }
            return buff.join('');
        },
        setFullScreen:function (fullscreen) {

            var editor = this.editor,
                container = editor.container.parentNode.parentNode;
            if (this._fullscreen != fullscreen) {
                this._fullscreen = fullscreen;
                this.editor.fireEvent('beforefullscreenchange', fullscreen);
                if (baidu.editor.browser.gecko) {
                    var bk = editor.selection.getRange().createBookmark();
                }
                if (fullscreen) {
                    while (container.tagName != "BODY") {
                        var position = baidu.editor.dom.domUtils.getComputedStyle(container, "position");
                        nodeStack.push(position);
                        container.style.position = "static";
                        container = container.parentNode;
                    }
                    this._bakHtmlOverflow = document.documentElement.style.overflow;
                    this._bakBodyOverflow = document.body.style.overflow;
                    this._bakAutoHeight = this.editor.autoHeightEnabled;
                    this._bakScrollTop = Math.max(document.documentElement.scrollTop, document.body.scrollTop);

                    this._bakEditorContaninerWidth = editor.iframe.parentNode.offsetWidth;
                    if (this._bakAutoHeight) {
                        //当全屏时不能执行自动长高
                        editor.autoHeightEnabled = false;
                        this.editor.disableAutoHeight();
                    }

                    document.documentElement.style.overflow = 'hidden';
                    //修复，滚动条不收起的问题

                    window.scrollTo(0,window.scrollY);
                    this._bakCssText = this.getDom().style.cssText;
                    this._bakCssText1 = this.getDom('iframeholder').style.cssText;
                    editor.iframe.parentNode.style.width = '';
                    this._updateFullScreen();
                } else {
                    while (container.tagName != "BODY") {
                        container.style.position = nodeStack.shift();
                        container = container.parentNode;
                    }
                    this.getDom().style.cssText = this._bakCssText;
                    this.getDom('iframeholder').style.cssText = this._bakCssText1;
                    if (this._bakAutoHeight) {
                        editor.autoHeightEnabled = true;
                        this.editor.enableAutoHeight();
                    }

                    document.documentElement.style.overflow = this._bakHtmlOverflow;
                    document.body.style.overflow = this._bakBodyOverflow;
                    editor.iframe.parentNode.style.width = this._bakEditorContaninerWidth + 'px';
                    window.scrollTo(0, this._bakScrollTop);
                }
                if (browser.gecko && editor.body.contentEditable === 'true') {
                    var input = document.createElement('input');
                    document.body.appendChild(input);
                    editor.body.contentEditable = false;
                    setTimeout(function () {
                        input.focus();
                        setTimeout(function () {
                            editor.body.contentEditable = true;
                            editor.fireEvent('fullscreenchanged', fullscreen);
                            editor.selection.getRange().moveToBookmark(bk).select(true);
                            baidu.editor.dom.domUtils.remove(input);
                            fullscreen && window.scroll(0, 0);
                        }, 0)
                    }, 0)
                }

                if(editor.body.contentEditable === 'true'){
                    this.editor.fireEvent('fullscreenchanged', fullscreen);
                    this.triggerLayout();
                }

            }
        },
        _updateFullScreen:function () {
            if (this._fullscreen) {
                var vpRect = uiUtils.getViewportRect();
                this.getDom().style.cssText = 'border:0;position:absolute;left:0;top:' + (this.editor.options.topOffset || 0) + 'px;width:' + vpRect.width + 'px;height:' + vpRect.height + 'px;z-index:' + (this.getDom().style.zIndex * 1 + 100);
                uiUtils.setViewportOffset(this.getDom(), { left:0, top:this.editor.options.topOffset || 0 });
                this.editor.setHeight(vpRect.height - this.getDom('toolbarbox').offsetHeight - this.getDom('bottombar').offsetHeight - (this.editor.options.topOffset || 0),true);
                //不手动调一下，会导致全屏失效
                if(browser.gecko){
                    try{
                        window.onresize();
                    }catch(e){

                    }

                }
            }
        },
        _updateElementPath:function () {
            var bottom = this.getDom('elementpath'), list;
            if (this.elementPathEnabled && (list = this.editor.queryCommandValue('elementpath'))) {

                var buff = [];
                for (var i = 0, ci; ci = list[i]; i++) {
                    buff[i] = this.formatHtml('<span unselectable="on" onclick="$$.editor.execCommand(&quot;elementpath&quot;, &quot;' + i + '&quot;);">' + ci + '</span>');
                }
                bottom.innerHTML = '<div class="edui-editor-breadcrumb" onmousedown="return false;">' + this.editor.getLang("elementPathTip") + ': ' + buff.join(' &gt; ') + '</div>';

            } else {
                bottom.style.display = 'none'
            }
        },
        disableElementPath:function () {
            var bottom = this.getDom('elementpath');
            bottom.innerHTML = '';
            bottom.style.display = 'none';
            this.elementPathEnabled = false;

        },
        enableElementPath:function () {
            var bottom = this.getDom('elementpath');
            bottom.style.display = '';
            this.elementPathEnabled = true;
            this._updateElementPath();
        },
        _scale:function () {
            var doc = document,
                editor = this.editor,
                editorHolder = editor.container,
                editorDocument = editor.document,
                toolbarBox = this.getDom("toolbarbox"),
                bottombar = this.getDom("bottombar"),
                scale = this.getDom("scale"),
                scalelayer = this.getDom("scalelayer");

            var isMouseMove = false,
                position = null,
                minEditorHeight = 0,
                minEditorWidth = editor.options.minFrameWidth,
                pageX = 0,
                pageY = 0,
                scaleWidth = 0,
                scaleHeight = 0;

            function down() {
                position = domUtils.getXY(editorHolder);

                if (!minEditorHeight) {
                    minEditorHeight = editor.options.minFrameHeight + toolbarBox.offsetHeight + bottombar.offsetHeight;
                }

                scalelayer.style.cssText = "position:absolute;left:0;display:;top:0;background-color:#41ABFF;opacity:0.4;filter: Alpha(opacity=40);width:" + editorHolder.offsetWidth + "px;height:"
                    + editorHolder.offsetHeight + "px;z-index:" + (editor.options.zIndex + 1);

                domUtils.on(doc, "mousemove", move);
                domUtils.on(editorDocument, "mouseup", up);
                domUtils.on(doc, "mouseup", up);
            }

            var me = this;
            //by xuheng 全屏时关掉缩放
            this.editor.addListener('fullscreenchanged', function (e, fullScreen) {
                if (fullScreen) {
                    me.disableScale();

                } else {
                    if (me.editor.options.scaleEnabled) {
                        me.enableScale();
                        var tmpNode = me.editor.document.createElement('span');
                        me.editor.body.appendChild(tmpNode);
                        me.editor.body.style.height = Math.max(domUtils.getXY(tmpNode).y, me.editor.iframe.offsetHeight - 20) + 'px';
                        domUtils.remove(tmpNode)
                    }
                }
            });
            function move(event) {
                clearSelection();
                var e = event || window.event;
                pageX = e.pageX || (doc.documentElement.scrollLeft + e.clientX);
                pageY = e.pageY || (doc.documentElement.scrollTop + e.clientY);
                scaleWidth = pageX - position.x;
                scaleHeight = pageY - position.y;

                if (scaleWidth >= minEditorWidth) {
                    isMouseMove = true;
                    scalelayer.style.width = scaleWidth + 'px';
                }
                if (scaleHeight >= minEditorHeight) {
                    isMouseMove = true;
                    scalelayer.style.height = scaleHeight + "px";
                }
            }

            function up() {
                if (isMouseMove) {
                    isMouseMove = false;
                    editor.ui._actualFrameWidth = scalelayer.offsetWidth - 2;
                    editorHolder.style.width = editor.ui._actualFrameWidth + 'px';

                    editor.setHeight(scalelayer.offsetHeight - bottombar.offsetHeight - toolbarBox.offsetHeight - 2,true);
                }
                if (scalelayer) {
                    scalelayer.style.display = "none";
                }
                clearSelection();
                domUtils.un(doc, "mousemove", move);
                domUtils.un(editorDocument, "mouseup", up);
                domUtils.un(doc, "mouseup", up);
            }

            function clearSelection() {
                if (browser.ie)
                    doc.selection.clear();
                else
                    window.getSelection().removeAllRanges();
            }

            this.enableScale = function () {
                //trace:2868
                if (editor.queryCommandState("source") == 1)    return;
                scale.style.display = "";
                this.scaleEnabled = true;
                domUtils.on(scale, "mousedown", down);
            };
            this.disableScale = function () {
                scale.style.display = "none";
                this.scaleEnabled = false;
                domUtils.un(scale, "mousedown", down);
            };
        },
        isFullScreen:function () {
            return this._fullscreen;
        },
        postRender:function () {
            UIBase.prototype.postRender.call(this);
            for (var i = 0; i < this.toolbars.length; i++) {
                this.toolbars[i].postRender();
            }
            var me = this;
            var timerId,
                domUtils = baidu.editor.dom.domUtils,
                updateFullScreenTime = function () {
                    clearTimeout(timerId);
                    timerId = setTimeout(function () {
                        me._updateFullScreen();
                    });
                };
            domUtils.on(window, 'resize', updateFullScreenTime);

            me.addListener('destroy', function () {
                domUtils.un(window, 'resize', updateFullScreenTime);
                clearTimeout(timerId);
            })
        },
        showToolbarMsg:function (msg, flag) {
            this.getDom('toolbarmsg_label').innerHTML = msg;
            this.getDom('toolbarmsg').style.display = '';
            //
            if (!flag) {
                var w = this.getDom('upload_dialog');
                w.style.display = 'none';
            }
        },
        hideToolbarMsg:function () {
            this.getDom('toolbarmsg').style.display = 'none';
        },
        mapUrl:function (url) {
            return url ? url.replace('~/', this.editor.options.UEDITOR_HOME_URL || '') : ''
        },
        triggerLayout:function () {
            var dom = this.getDom();
            if (dom.style.zoom == '1') {
                dom.style.zoom = '100%';
            } else {
                dom.style.zoom = '1';
            }
        }
    };
    utils.inherits(EditorUI, baidu.editor.ui.UIBase);


    var instances = {};


    UE.ui.Editor = function (options) {
        var editor = new UE.Editor(options);
        editor.options.editor = editor;
        utils.loadFile(document, {
            href:editor.options.themePath + editor.options.theme + "/_css/ueditor.css",
            tag:"link",
            type:"text/css",
            rel:"stylesheet"
        });

        var oldRender = editor.render;
        editor.render = function (holder) {
            if (holder.constructor === String) {
                editor.key = holder;
                instances[holder] = editor;
            }
            utils.domReady(function () {
                editor.langIsReady ? renderUI() : editor.addListener("langReady", renderUI);
                function renderUI() {
                    editor.setOpt({
                        labelMap:editor.options.labelMap || editor.getLang('labelMap')
                    });
                    new EditorUI(editor.options);
                    if (holder) {
                        if (holder.constructor === String) {
                            holder = document.getElementById(holder);
                        }
                        holder && holder.getAttribute('name') && ( editor.options.textarea = holder.getAttribute('name'));
                        if (holder && /script|textarea/ig.test(holder.tagName)) {
                            var newDiv = document.createElement('div');
                            holder.parentNode.insertBefore(newDiv, holder);
                            var cont = holder.value || holder.innerHTML;
                            editor.options.initialContent = /^[\t\r\n ]*$/.test(cont) ? editor.options.initialContent :
                                cont.replace(/>[\n\r\t]+([ ]{4})+/g, '>')
                                    .replace(/[\n\r\t]+([ ]{4})+</g, '<')
                                    .replace(/>[\n\r\t]+</g, '><');
                            holder.className && (newDiv.className = holder.className);
                            holder.style.cssText && (newDiv.style.cssText = holder.style.cssText);
                            if (/textarea/i.test(holder.tagName)) {
                                editor.textarea = holder;
                                editor.textarea.style.display = 'none';


                            } else {
                                holder.parentNode.removeChild(holder);


                            }
                            if(holder.id){
                                newDiv.id = holder.id;
                                domUtils.removeAttributes(holder,'id');
                            }
                            holder = newDiv;
                            holder.innerHTML = '';
                        }

                    }
                    domUtils.addClass(holder, "edui-" + editor.options.theme);
                    editor.ui.render(holder);
                    var opt = editor.options;
                    //给实例添加一个编辑器的容器引用
                    editor.container = editor.ui.getDom();
                    var parents = domUtils.findParents(holder,true);
                    var displays = [];
                    for(var i = 0 ,ci;ci=parents[i];i++){
                        displays[i] = ci.style.display;
                        ci.style.display = 'block'
                    }
                    if (opt.initialFrameWidth) {
                        opt.minFrameWidth = opt.initialFrameWidth;
                    } else {
                        opt.minFrameWidth = opt.initialFrameWidth = holder.offsetWidth;
                        var styleWidth = holder.style.width;
                        if(/%$/.test(styleWidth)) {
                            opt.initialFrameWidth = styleWidth;
                        }
                    }
                    if (opt.initialFrameHeight) {
                        opt.minFrameHeight = opt.initialFrameHeight;
                    } else {
                        opt.initialFrameHeight = opt.minFrameHeight = holder.offsetHeight;
                    }
                    for(var i = 0 ,ci;ci=parents[i];i++){
                        ci.style.display =  displays[i]
                    }
                    //编辑器最外容器设置了高度，会导致，编辑器不占位
                    //todo 先去掉，没有找到原因
                    if(holder.style.height){
                        holder.style.height = ''
                    }
                    editor.container.style.width = opt.initialFrameWidth + (/%$/.test(opt.initialFrameWidth) ? '' : 'px');
                    editor.container.style.zIndex = opt.zIndex;
                    oldRender.call(editor, editor.ui.getDom('iframeholder'));
                    editor.fireEvent("afteruiready");
                }
            })
        };
        return editor;
    };


    /**
     * @file
     * @name UE
     * @short UE
     * @desc UEditor的顶部命名空间
     */
    /**
     * @name getEditor
     * @since 1.2.4+
     * @grammar UE.getEditor(id,[opt])  =>  Editor实例
     * @desc 提供一个全局的方法得到编辑器实例
     *
     * * ''id''  放置编辑器的容器id, 如果容器下的编辑器已经存在，就直接返回
     * * ''opt'' 编辑器的可选参数
     * @example
     *  UE.getEditor('containerId',{onready:function(){//创建一个编辑器实例
     *      this.setContent('hello')
     *  }});
     *  UE.getEditor('containerId'); //返回刚创建的实例
     *
     */
    UE.getEditor = function (id, opt) {
        var editor = instances[id];
        if (!editor) {
            editor = instances[id] = new UE.ui.Editor(opt);
            editor.render(id);
        }
        return editor;
    };


    UE.delEditor = function (id) {
        var editor;
        if (editor = instances[id]) {
            editor.key && editor.destroy();
            delete instances[id]
        }
    };

    UE.registerUI = function(uiName,fn,index,editorId){
        utils.each(uiName.split(/\s+/), function (name) {
            UE._customizeUI[name] = {
                id : editorId,
                execFn:fn,
                index:index
            };
        })

    }

})();