QQ邮箱的一个文本编辑器代码_javascript技巧

<\/DIV>/.test(HtmlEditor.document.body.innerHTML))
{
HtmlEditor.document.body.innerHTML = HtmlEditor.document.body.innerHTML+"";
}
*/ S("HtmlEditor").style.height = gIsIE ? "182px" : "188px";
S("sourceEditor").style.height = "184px";
S("sourceEditor").style.width = "100%";
S("htmlbtn").style.marginLeft = "393px";
}
else if (loc.indexOf("compose_card") > 0)
{
Disp(document.getElementById("add_pic_id"),0);
S("HtmlEditor").style.height = "181px";
S("sourceEditor").style.height = "183px";
S("sourceEditor").style.width = "100%";
}
else if(loc.indexOf("compose") > 0)
{
if(GetSetting())
{
if( HtmlEditor.document.getElementById("QQMail_signature") )
{
HtmlEditor.document.getElementById("QQMail_signature").innerHTML = GetSetting().nSignature;
}

}
}

var doc = F("HtmlEditor").document;
doc.designMode="on";

// HtmlEditor.document.body.innerHTML=""+HtmlEditor.document.body.innerHTML;
if(doc.body)
{
doc.body.style.background = '#ffffff';
doc.body.style.fontSize = '12px';
doc.body.style.fontFamily = 'verdana';
try
{
if( HtmlEditor.document.body.innerHTML.indexOf("") > -1)
{
doc.body.style.margin = '0.5% 0 0 0';
doc.body.style.background = '#fff';
doc.body.style.fontSize = '12px';
return;
}

}catch(e)
{}
doc.body.style.margin = '4px';
}
}
function SetColor(){
var dvForeColor =S("dvForeColor");
if(dvForeColor.getElementsByTagName("TABLE").length == 1){
dvForeColor.innerHTML = paintCube();//+ dvForeColor.innerHTML;
//window.top.document.write(dvForeColor.innerHTML);
}
}
function SetMo(){
var dvMo =S("dvMo");
dvMo.innerHTML = moCube();
}
//工具栏
//add by angusdu 2006-10-13
function showDialog(url, type, feature)
{
if(gIsIE)//IE
{
return window.showModalDialog(url,type,feature);
}
else
{
//modelessDialog可以将modal换成dialog=yes
feature ="width=300,height=200,menubar=no,toolbar=no,location=no,";
feature+="scrollbars=no,status=no,modal=yes";
window.open(url,type,feature);
}
}
function DispColorBrd(e,isBC){
if(gIEVer<6 && gIsIE){
var arr = showModalDialog("color_slt.html", "", "font-family:Verdana; font-size:12; status:no; dialogWidth:17em; dialogHeight:14em");
if (arr != null) return arr;
return;
}
var dvForeColor =S("dvForeColor");
SetColor();
Disp(dvForeColor,1);
dvForeColor.style.left = (isBC?bcL:fcL) + "px";
dvForeColor.style.top = 33 + "px";
dvForeColor.focus();
e.cancelBubble =true;
return true;
}
function DispMoBrd(e) {
if(gIEVer<6 && gIsIE){
var arr = showModalDialog("mo_slt.html", "", "font-family:Verdana; font-size:12; status:no; dialogWidth:265px; dialogHeight:190px");
if (arr != null) return arr;
return;
}
var dvMo =S("dvMo");
SetMo();
Disp(dvMo, 1);
dvMo.focus();
e.cancelBubble =true;
return true;
}
function CommCheck(obj,str,func)
{
if (obj.id == str) {
return true;
}
if(obj.parentNode) {
return func(obj.parentNode);
}
return false;
}
function CommObjectCheck(obj, inObj)
{
if (obj == inObj)
{
return true;
}
if(obj.parentNode) {
return CommObjectCheck(obj.parentNode, inObj);
}
return false;
}
function HideMenu()
{
var elementTable=["fontface","fontsize","dvForeColor","dvPortrait","divAlign","divList","dvMo"];
for(var i=0;i Disp(S(elementTable[i]),0);
}
function IsInColorBrd(obj){
return CommCheck(obj,"dvForeColor",IsInColorBrd);
}
function IsInFontFaceBrd(obj){
return CommCheck(obj,"fontface",IsInFontFaceBrd);
}
function IsInFontSizeBrd(obj){
return CommCheck(obj,"fontsize",IsInFontSizeBrd);
}
function IsInMoBrd(obj){
return CommCheck(obj,"dvMo",IsInMoBrd);
}
function SetBorderMouse(obj,flag) // flag : 0 over 1 out
{
var d = [
["1px solid #fff","1px solid #fff","1px solid #F3F8FC","1px solid #F3F8FC"]
,["1px solid #ccc","1px solid #ccc","1px solid #F3F8FC","1px solid #ccc"]][flag];
obj.style.borderTop=d[0];
obj.style.borderRight=d[1];
obj.style.borderBottom=d[2];
obj.style.borderLeft=d[3];
}
function DispBoard(element,displayValue,nLeft) {
if(gIEVer<=5.01 && gIsIE){
if(element == "fontface"){
var sReturnValue = showModalDialog("fontface_slt.html","", "font-family:Verdana; font-size:12; status:no; unadorned:yes; scroll:no; resizable:yes;dialogWidth:112px; dialogHeight:271px");;
ExecCmd("fontname",sReturnValue);
}else if(element == "fontsize"){
var sReturnValue = showModalDialog("fontsize_slt.html","", "font-family:Verdana; font-size:12; status:no; unadorned:yes; scroll:no; resizable:yes;dialogWidth:130px; dialogHeight:250px");;
ExecCmd("fontsize",sReturnValue);
}
return;
}
HideMenu();
if ( typeof element == "string" )
element = S(element);
if (element == null) return;
element.style.display = displayValue;
SavePos();
if(gIsIE){
var e = event;
}else{
var e = ev;
}
var iX = e.clientX;
var iY = e.clientY;
Disp(element,1);
element.style.left = ((null==nLeft)?(iX-30):nLeft) + "px";
element.style.top = 33 + "px";
setTimeout("document.getElementById('"+element.id+"').focus();", 500);
return true;
}
function SaveEvent(e){
ev = e;
}
//qqmail增加的函数

function fSetReplyContent(){
try{
win.fSetComposeContent(win.gReplyContent);
window.frames["HtmlEditor"].focus();
}catch(exp){
window.setTimeout('fSetReplyContent()',1000);
}
win.gReplyContent = null;
}

function setContentType(ContentType)
{
alert("setContentType");
if(ContentType=="text")
{
PutContents(GetPlainContents());
}
window.parent.contenttype.value=ContentType;

}

function GetSetting()
{
try
{
return window.top.GetApp().setting;
}catch(e)
{}
return null;
}

function BrdBlur() {
if (gIsIE)
{
if (!CommObjectCheck(document.activeElement, event.srcElement)) {
setTimeout("LoadPos();HideMenu();", 10);
}
}
}


//全局事件绑定
window.onblur =function(){
if(!gIsIE){
HideMenu();
}
};
window.onerror = function(){
return true;
};
document.onmousemove = function(e){
/* if(gIsIE) var el = event.srcElement;
else var el = e.target;
var tdView = S("tdView");
var tdColorCode = S("tdColorCode");
var dvForeColor =S("dvForeColor");
var dvPortrait =S("dvPortrait");
var fontsize =S("fontsize");
var fontface =S("fontface");
if(el.tagName == "IMG"){
try{
if(IsInColorBrd(el)){
//tdView.bgColor = el.parentNode.bgColor;
//tdColorCode.innerHTML = el.parentNode.bgColor
}
}catch(e){}
}else{
return;
Disp(dvForeColor,0);
if(!IsInFontFaceBrd(el)) Disp(fontface,0);
if(!IsInFontSizeBrd(el)) Disp(fontsize,0);
}
*/
};
function DectoHex(num) {
var i,j=20,str = "#",N="ABCDEF";
while(j >= 0) {
i = (num >> j)%16;
str += (i>9)?N.charAt(i-10):i;
j -= 4;
}
return str;
}
function GetColorFromBg(bg)
{
var i = bg.indexOf("("),j=bg.indexOf(")"),s=bg.substr(i+1,j-i-1).split(",");
return DectoHex((s[0]<<16) + (s[1]<<8) + parseInt(s[2]));
}
document.onclick = function(e){
if(gIsIE) var el = event.srcElement;
else var el = e.target;
var dvForeColor =S("dvForeColor");
var dvPortrait =S("dvPortrait");

try{

if(IsInColorBrd(el)){
//var _bgColor = (el.tagName == "IMG") ? el.parentNode.bgColor : el.bgColor;
var t = el;
if( t.tagName != "IMG") {
t = t.getElementsByTagName("IMG")[0];
}
var _bgColor = t.style.background+"";
if(_bgColor.indexOf(")") > -1) //firefox
{
_bgColor = GetColorFromBg(_bgColor);
}
ExecCmd(gSetColorType, _bgColor);
Disp(dvForeColor,0);
return;
}

if (IsInMoBrd(el)) {
var t = el;
if( t.tagName == "TD") {
t = el.getElementsByTagName("IMG")[0];
}
if (t.tagName == "IMG" && t.attributes["data"] != null)
{
ExecCmd("InsertImage", giMoBaseUrl + t.attributes["data"].nodeValue);
Disp(S("dvMo"), 0);
}
return;
}
}catch(e){}

HideMenu();
var idTable = [
"imgFontface","fontface"
,"imgFontsize","fontsize"
,"imgFontColor","fontsize"
,"imgBackColor","dvForeColor"
,"imgFace","dvPortrait"
,"imgAlign","divAlign"
,"imgList","divList"];
for(var i=0;i if( idTable[i]==el.id)
{
var obj = S(idTable[i+1]);
obj?(obj.style.display = ""):0;
break;
}
}
};
//全局变量
public_description = new editor;
var gSetColorType = "";
var gIsIE = document.all;
var gIEVer = getIEVer();
var gLoaded = false;
var ev = null;

//增加源代码编辑器...
//add by angusdu 2006-11-21
var curEditor = "Html";
function EnableToolBar(flag) {
var tools = document.getElementsByName("tool_mask");
for (i = tools.length - 1; i >= 0; i--) {
Disp(tools[i], flag);
}
if (S("add_pic_id").style.display == "") {
Disp(S("add_pic_mask_id"), flag);
}
}
function ChangeEditor() {
if (curEditor == "Html") {
curEditor = "source";
Disp(S("sourceEditor"), 1);
Disp(S("HtmlEditor"), 0);
S("sourceEditor").value = HtmlEditor.document.body.innerHTML;
S("sourceEditor").focus();
S("htmlbtn").title = "图文编辑";
S("htmlbtn").innerHTML = "<普通模式>";
EnableToolBar(1);
}
else {
curEditor = "Html";
Disp(S("sourceEditor"), 0);
Disp(S("HtmlEditor"), 1);
HtmlEditor.document.body.innerHTML = S("sourceEditor").value;
F("HtmlEditor").focus();
S("htmlbtn").title = "编辑HTML源码";
S("htmlbtn").innerHTML = "";
EnableToolBar(0);
}
}
function GetEditorType() {
return (curEditor == "Html" ? "Html" : "source");
}

//增加对编辑器的高度修改接口
var gMinSize = 0;
function GetMinSize() {
if (!gMinSize) {
gMinSize = parseInt(S("HtmlEditor").style.height);
}
return gMinSize;
}
function AddElementHeight(el, l) {
el.style.height = (parseInt(el.style.height) + l) + "px";
}
function StretchEditor(bIsLarge, l, frameid) {
//默认伸缩长度为50px
l = (l != null ? l : 50);
var pw = window.parent;
var pwif = pw.document.getElementsByTagName("iframe");
for (i = pwif.length - 1; i >= 0; i--) {
if (pwif[i].id && (frameid ? pwif[i].id == frameid : GetDoc(pw.frames[pwif[i].id]).body.innerHTML == GetDoc().body.innerHTML)) {
if (parseInt(S("HtmlEditor").style.height) <= GetMinSize() && !bIsLarge) {
return;
}
l = (bIsLarge ? l : (-1)*l);
AddElementHeight(pwif[i], l);
AddElementHeight(S("HtmlEditor"), l);
AddElementHeight(S("sourceEditor"), l);
return ;
}
}
}