editor.js

功能介绍: 1、全站生成html（可选） 可减轻服务器负载

	case "VIEW":
		eWebEditor.document.designMode="off";
		eWebEditor.document.open();
		eWebEditor.document.write(getStyleEditorHeader()+html);
		eWebEditor.document.body.contentEditable="false";
		eWebEditor.document.close();
		bEditMode=false;
		break;
	}

	eWebEditor.document.body.onpaste = onPaste ;
	eWebEditor.document.onkeydown = new Function("return onKeyDown(eWebEditor.event);");
	eWebEditor.document.oncontextmenu=new Function("return showContextMenu(eWebEditor.event);");

	initHistory();
}

function getHTML() {
	var html;
	if((sCurrMode=="EDIT")||(sCurrMode=="VIEW")){
		html = eWebEditor.document.body.innerHTML;
	}else{
		html = eWebEditor.document.body.innerText;
	}
	if (sCurrMode!="TEXT"){
		if ((html.toLowerCase()=="<p>&nbsp;</p>")||(html.toLowerCase()=="<p></p>")){
			html = "";
		}
	}
	return html;
}

function appendHTML(html) {
	if (isModeView()) return false;
	if(sCurrMode=="EDIT"){
		eWebEditor.document.body.innerHTML += html;
	}else{
		eWebEditor.document.body.innerText += html;
	}
}

function PasteWord(){
	if (!validateMode()) return;
	eWebEditor.focus();
	if (BrowserInfo.IsIE55OrMore)
		cleanAndPaste( GetClipboardHTML() ) ;
	else if ( confirm( lang["MsgNotCompatiblePaste"] ) )
		format("paste") ;
	eWebEditor.focus();
}

function PasteText(){
	if (!validateMode()) return;
	eWebEditor.focus();
	var sText = HTMLEncode( clipboardData.getData("Text") ) ;
	insertHTML(sText);
	eWebEditor.focus();
}

function validateMode() {
	if (sCurrMode=="EDIT") return true;
	alert(lang["MsgOnlyInEditMode"]);
	eWebEditor.focus();
	return false;
}

function isModeView(){
	if (sCurrMode=="VIEW"){
		alert(lang["MsgCanotSetInViewMode"]);
		return true;
	}
	return false;
}

function format(what,opt) {
	if (!validateMode()) return;
	eWebEditor.focus();
	if (opt==null) eWebEditor.document.execCommand(what);
	else eWebEditor.document.execCommand(what,"",opt);
	eWebEditor.focus();
}

function VerifyFocus() {
	if ( eWebEditor )
		eWebEditor.focus();
}

function setMode(NewMode){
	if (NewMode!=sCurrMode){
		
		if (!BrowserInfo.IsIE55OrMore){
			if ((NewMode=="CODE") || (NewMode=="EDIT") || (NewMode=="VIEW")){
				alert(lang["MsgNotCompatibleHtml"]);
				return false;
			}
		}

		if (NewMode=="TEXT"){
			if (sCurrMode==ModeEdit.value){
				if (!confirm(lang["MsgHtmlToText"])){
					return false;
				}
			}
		}

		var sBody = "";
		switch(sCurrMode){
		case "CODE":
			if (NewMode=="TEXT"){
				eWebEditor_Temp_HTML.innerHTML = eWebEditor.document.body.innerText;
				sBody = eWebEditor_Temp_HTML.innerText;
			}else{
				sBody = eWebEditor.document.body.innerText;
			}
			break;
		case "TEXT":
			sBody = eWebEditor.document.body.innerText;
			sBody = HTMLEncode(sBody);
			break;
		case "EDIT":
		case "VIEW":
			if (NewMode=="TEXT"){
				sBody = eWebEditor.document.body.innerText;
			}else{
				sBody = eWebEditor.document.body.innerHTML;
			}
			break;
		default:
			sBody = ContentEdit.value;
			break;
		}

		try{
			document.all["eWebEditor_CODE"].className = "StatusBarBtnOff";
			document.all["eWebEditor_EDIT"].className = "StatusBarBtnOff";
			document.all["eWebEditor_TEXT"].className = "StatusBarBtnOff";
			document.all["eWebEditor_VIEW"].className = "StatusBarBtnOff";
			document.all["eWebEditor_"+NewMode].className = "StatusBarBtnOn";
			}
		catch(e){
			}
		
		sCurrMode = NewMode;
		ModeEdit.value = NewMode;
		setHTML(sBody);
		disableChildren(eWebEditor_Toolbar);

	}
}

function disableChildren(obj){
	if (obj){
		obj.disabled=(!bEditMode);
		for (var i=0; i<obj.children.length; i++){
			disableChildren(obj.children[i]);
		}
	}
}


function showDialog(url, optValidate){
	var sName;
	var nIndex = url.indexOf(".");
	if (nIndex<0){
		sName = url;
		url = url + ".htm";
	}else{
		sName = url.substring(0, nIndex);
	}
	url = "dialog/" + url;
	sName = sName.toLowerCase();
	url = url.toLowerCase();

	if (optValidate) {
		if (!validateMode()) return;
	}
	eWebEditor.focus();
	var arr = showModalDialog(url, window, "dialogWidth:0px;dialogHeight:0px;help:no;scroll:no;status:no");
	eWebEditor.focus();

}

function createLink(){
	if (!validateMode()) return;
	
	if (eWebEditor.document.selection.type == "Control") {
		var oControlRange = eWebEditor.document.selection.createRange();
		if (oControlRange(0).tagName.toUpperCase() != "IMG") {
			alert(lang["MsgHylnkLimit"]);
			return;
		}
	}
	
	showDialog("hyperlink.htm", true);
}

function HTMLEncode(text){
	text = text.replace(/&/g, "&amp;") ;
	text = text.replace(/"/g, "&quot;") ;
	text = text.replace(/</g, "&lt;") ;
	text = text.replace(/>/g, "&gt;") ;
	text = text.replace(/\ /g,"&nbsp;");
	text = text.replace(/\n/g,"<br>");
	text = text.replace(/\t/g,"&nbsp;&nbsp;&nbsp;&nbsp;");
	return text;
}

function insert(what) {
	if (!validateMode()) return;
	eWebEditor.focus();
	var sel = eWebEditor.document.selection.createRange();

	switch(what){
	case "code":
		insertHTML('<table width=95% border="0" align="Center" cellpadding="6" cellspacing="0" style="border: 1px Dotted #CCCCCC; TABLE-LAYOUT: fixed"><tr><td bgcolor=#FDFDDF style="WORD-WRAP: break-word"><font style="color: #990000;font-weight:bold">'+lang["HtmlCode"]+'</font><br>'+HTMLEncode(sel.text)+'</td></tr></table>');
		break;
	case "quote":
		insertHTML('<table width=95% border="0" align="Center" cellpadding="6" cellspacing="0" style="border: 1px Dotted #CCCCCC; TABLE-LAYOUT: fixed"><tr><td bgcolor=#F3F3F3 style="WORD-WRAP: break-word"><font style="color: #990000;font-weight:bold">'+lang["HtmlQuote"]+'</font><br>'+HTMLEncode(sel.text)+'</td></tr></table>');
		break;
	default:
		alert(lang["ErrParam"]);
		break;
	}
	sel=null;
}

function zIndex(action){
	var objReference	= null;
	var RangeType		= eWebEditor.document.selection.type;
	if (RangeType != "Control") return;
	var selectedRange	= eWebEditor.document.selection.createRange();
	for (var i=0; i<selectedRange.length; i++){
		objReference = selectedRange.item(i);
		if (action=='forward'){
			objReference.style.zIndex  +=1;
		}else{
			objReference.style.zIndex  -=1;
		}
		objReference.style.position='relative';
	}
}

function isControlSelected(tag){
	if (tag){
		if (eWebEditor.document.selection.type == "Control") {
			var oControlRange = eWebEditor.document.selection.createRange();
			if (oControlRange(0).tagName.toUpperCase() == tag) {
				return true;
			}	
		}
	}
	return false;
}

function findParentElement(tag) {
	var el = null;
	if (eWebEditor.document.selection.type != "Control") {
		el = eWebEditor.document.selection.createRange().parentElement();
		while (el.tagName.toUpperCase() != tag){
			el = el.parentElement;
			if (el == null){
                break;
			}
		}
	}
	return el;
}

function sizeChange(size){
	if (!BrowserInfo.IsIE55OrMore){
		alert(lang["MsgNotCompatibleFunc"]);
		return false;
	}
	for (var i=0; i<parent.frames.length; i++){
		if (parent.frames[i].document==self.document){
			var obj=parent.frames[i].frameElement;
			var height = parseInt(obj.offsetHeight);
			if (height+size>=300){
				obj.height=height+size;
			}
			break;
		}
	}
}

function tagInSelection(tag){
	var sel = eWebEditor.document.selection.createRange();
	sel.type = eWebEditor.document.selection.type;
	if (sel.type!="Control"){
		var oBody = eWebEditor.document.body;
		var aAllEl = oBody.getElementsByTagName(tag);
		var aSelEl = new Array();
		var oRngTemp = oBody.createTextRange();

		for(var i=0;i<aAllEl.length;i++){
			oRngTemp.moveToElementText(aAllEl(i));
			if (sel.inRange(oRngTemp)){
				aSelEl[aSelEl.length] = aAllEl[i];
			}else{
				if ( ((sel.compareEndPoints("StartToEnd",oRngTemp)<0)&&(sel.compareEndPoints("StartToStart",oRngTemp)>0)) || ((sel.compareEndPoints("EndToStart",oRngTemp)>0)&&(sel.compareEndPoints("EndToEnd",oRngTemp)<0)) ){
					aSelEl[aSelEl.length] = aAllEl[i];
				}
			}
		}

		if (aSelEl.length>0){
			return true;
		}
		
	}
	return false;
}

function addUploadFile(originalFileName, saveFileName, savePathFileName){
	doInterfaceUpload(sLinkOriginalFileName, originalFileName);
	doInterfaceUpload(sLinkSaveFileName, saveFileName);
	doInterfaceUpload(sLinkSavePathFileName, savePathFileName);
}

function doInterfaceUpload(strLinkName, strValue){
	if (strValue=="") return;

	if (strLinkName){
		var objLinkUpload = parent.document.getElementsByName(strLinkName)[0];
		if (objLinkUpload){
			if (objLinkUpload.value!=""){
				objLinkUpload.value = objLinkUpload.value + "|";
			}
			objLinkUpload.value = objLinkUpload.value + strValue;
			objLinkUpload.fireEvent("onchange");
		}
	}
}

function splitTextField(objField, html) { 
	objField.value = html;

	if (config.ServerExt != "asp") return;

	var strFieldName = objField.name;
	var objForm = objField.form;
	var objDocument = objField.document;
	var FormLimit = 50000 ;

	for (var i=1;i<objDocument.getElementsByName(strFieldName).length;i++) {
		objDocument.getElementsByName(strFieldName)[i].value = "";
	}

	if (html.length > FormLimit) { 
		objField.value = html.substr(0, FormLimit) ;
		html = html.substr(FormLimit) ;

		while (html.length > 0) { 
			var objTEXTAREA = objDocument.createElement("TEXTAREA") ;
			objTEXTAREA.name = strFieldName ;
			objTEXTAREA.style.display = "none" ;
			objTEXTAREA.value = html.substr(0, FormLimit) ;
			objForm.appendChild(objTEXTAREA) ;

			html = html.substr(FormLimit) ;
		} 
	}
} 

var history = new Object;
history.data = [];
history.position = 0;
history.bookmark = [];

function saveHistory() {
	if (bEditMode){
		if (history.data[history.position] != eWebEditor.document.body.innerHTML){
			var nBeginLen = history.data.length;
			var nPopLen = history.data.length - history.position;
			for (var i=1; i<nPopLen; i++){
				history.data.pop();
				history.bookmark.pop();
			}

			history.data[history.data.length] = eWebEditor.document.body.innerHTML;

			if (eWebEditor.document.selection.type != "Control"){
				history.bookmark[history.bookmark.length] = eWebEditor.document.selection.createRange().getBookmark();
			} else {
				var oControl = eWebEditor.document.selection.createRange();
				history.bookmark[history.bookmark.length] = oControl[0];
			}

			if (nBeginLen!=0){
				history.position++;
			}
		}
	}
}

function initHistory() {
	history.data.length = 0;
	history.bookmark.length = 0;
	history.position = 0;
}

function goHistory(value) {
	saveHistory();
	// undo
	if (value == -1){
		if (history.position > 0){
			eWebEditor.document.body.innerHTML = history.data[--history.position];
			setHistoryCursor();
		}
	// redo
	} else {
		if (history.position < history.data.length -1){
			eWebEditor.document.body.innerHTML = history.data[++history.position];
			setHistoryCursor();
		}
	}
}

function setHistoryCursor() {
	if (history.bookmark[history.position]){
		r = eWebEditor.document.body.createTextRange()
		if (history.bookmark[history.position] != "[object]"){
			if (r.moveToBookmark(history.bookmark[history.position])){
				r.collapse(false);
				r.select();
			}
		}
	}
}

function doToolbar(){
	if (bEditMode){
		saveHistory();
	}
}

function getStyleEditorHeader(){
	if ((sCurrMode=="EDIT") || (sCurrMode=="VIEW")){
		return config.StyleEditorHeader1 + sExtCSS + config.StyleEditorHeader2;
	}else{
		return config.StyleEditorHeader1 + config.StyleEditorHeader2;
	}
}