edit.js
资源名称:0102010.rar [点击查看]
上传用户:nbluoke
上传日期:2013-08-09
资源大小:4851k
文件大小:10k
源码类别:
教育系统应用
开发平台:
WORD
- SEP_PADDING = 5
- HANDLE_PADDING = 7
- var yToolbars = new Array();
- var YInitialized = false;
- function temp()
- {
- }
- function insertHtml(HtmlCode)
- {
- var win=window.editor.Composition.document;//其中编辑区域是gledit.jsp中的一个iframe,id是idEditbox
- window.editor.Composition.focus();//是编辑器获得焦点,防止代码插入在编辑器外地方
- win.selection.createRange().pasteHTML(HtmlCode)//在光标的位置插入html代码
- }
- function document.onreadystatechange()
- {
- if (YInitialized) return;
- YInitialized = true;
- var i, s, curr;
- for (i=0; i<document.body.all.length; i++)
- {
- curr=document.body.all[i];
- if (curr.className == "yToolbar")
- {
- InitTB(curr);
- yToolbars[yToolbars.length] = curr;
- }
- }
- DoLayout();
- window.onresize = DoLayout;
- Composition.document.open()
- Composition.document.write("<head><style type="text/css">body {font-size: 10.8pt}</style><meta http-equiv=Content-Type content="text/html; charset=gb2312"></head><BODY bgcolor="#FFFFFF" MONOSPACE></body>");
- Composition.document.close()
- Composition.document.designMode="On"
- }
- function InitBtn(btn)
- {
- btn.onmouseover = BtnMouseOver;
- btn.onmouseout = BtnMouseOut;
- btn.onmousedown = BtnMouseDown;
- btn.onmouseup = BtnMouseUp;
- btn.ondragstart = YCancelEvent;
- btn.onselectstart = YCancelEvent;
- btn.onselect = YCancelEvent;
- btn.YUSERONCLICK = btn.onclick;
- btn.onclick = YCancelEvent;
- btn.YINITIALIZED = true;
- return true;
- }
- function InitTB(y)
- {
- y.TBWidth = 0;
- if (! PopulateTB(y)) return false;
- y.style.posWidth = y.TBWidth;
- return true;
- }
- function YCancelEvent()
- {
- event.returnValue=false;
- event.cancelBubble=true;
- return false;
- }
- function BtnMouseOver()
- {
- if (event.srcElement.tagName != "IMG") return false;
- var image = event.srcElement;
- var element = image.parentElement;
- if (image.className == "Ico") element.className = "BtnMouseOverUp";
- else if (image.className == "IcoDown") element.className = "BtnMouseOverDown";
- event.cancelBubble = true;
- }
- function BtnMouseOut()
- {
- if (event.srcElement.tagName != "IMG") {
- event.cancelBubble = true;
- return false;
- }
- var image = event.srcElement;
- var element = image.parentElement;
- yRaisedElement = null;
- element.className = "Btn";
- image.className = "Ico";
- event.cancelBubble = true;
- }
- function BtnMouseDown()
- {
- if (event.srcElement.tagName != "IMG") {
- event.cancelBubble = true;
- event.returnValue=false;
- return false;
- }
- var image = event.srcElement;
- var element = image.parentElement;
- element.className = "BtnMouseOverDown";
- image.className = "IcoDown";
- event.cancelBubble = true;
- event.returnValue=false;
- return false;
- }
- function BtnMouseUp()
- {
- if (event.srcElement.tagName != "IMG") {
- event.cancelBubble = true;
- return false;
- }
- var image = event.srcElement;
- var element = image.parentElement;
- if (element.YUSERONCLICK) eval(element.YUSERONCLICK + "anonymous()");
- element.className = "BtnMouseOverUp";
- image.className = "Ico";
- event.cancelBubble = true;
- return false;
- }
- function PopulateTB(y)
- {
- var i, elements, element;
- elements = y.children;
- for (i=0; i<elements.length; i++) {
- element = elements[i];
- if (element.tagName == "SCRIPT" || element.tagName == "!") continue;
- switch (element.className) {
- case "Btn":
- if (element.YINITIALIZED == null) {
- if (! InitBtn(element))
- return false;
- }
- element.style.posLeft = y.TBWidth;
- y.TBWidth += element.offsetWidth + 1;
- break;
- case "TBGen":
- element.style.posLeft = y.TBWidth;
- y.TBWidth += element.offsetWidth + 1;
- break;
- case "TBSep":
- element.style.posLeft = y.TBWidth + 2;
- y.TBWidth += SEP_PADDING;
- break;
- case "TBHandle":
- element.style.posLeft = 2;
- y.TBWidth += element.offsetWidth + HANDLE_PADDING;
- break;
- default:
- return false;
- }
- }
- y.TBWidth += 1;
- return true;
- }
- function DebugObject(obj)
- {
- var msg = "";
- for (var i in TB) {
- ans=prompt(i+"="+TB[i]+"n");
- if (! ans) break;
- }
- }
- function LayoutTBs()
- {
- NumTBs = yToolbars.length;
- if (NumTBs == 0) return;
- var i;
- var ScrWid = (document.body.offsetWidth) - 6;
- var TotalLen = ScrWid;
- for (i = 0 ; i < NumTBs ; i++) {
- TB = yToolbars[i];
- if (TB.TBWidth > TotalLen) TotalLen = TB.TBWidth;
- }
- var PrevTB;
- var LastStart = 0;
- var RelTop = 0;
- var LastWid, CurrWid;
- var TB = yToolbars[0];
- TB.style.posTop = 0;
- TB.style.posLeft = 0;
- var Start = TB.TBWidth;
- for (i = 1 ; i < yToolbars.length ; i++) {
- PrevTB = TB;
- TB = yToolbars[i];
- CurrWid = TB.TBWidth;
- if ((Start + CurrWid) > ScrWid) {
- Start = 0;
- LastWid = TotalLen - LastStart;
- }
- else {
- LastWid = PrevTB.TBWidth;
- RelTop -= TB.offsetHeight;
- }
- TB.style.posTop = RelTop;
- TB.style.posLeft = Start;
- PrevTB.style.width = LastWid;
- LastStart = Start;
- Start += CurrWid;
- }
- TB.style.width = TotalLen - LastStart;
- i--;
- TB = yToolbars[i];
- var TBInd = TB.sourceIndex;
- var A = TB.document.all;
- var item;
- for (i in A) {
- item = A.item(i);
- if (! item) continue;
- if (! item.style) continue;
- if (item.sourceIndex <= TBInd) continue;
- if (item.style.position == "absolute") continue;
- item.style.posTop = RelTop;
- }
- }
- function DoLayout()
- {
- LayoutTBs();
- }
- function validateMode()
- {
- if (! bTextMode) return true;
- alert("请取消“使用 HTML 语法书写”选项再使用系统编辑功能!");
- Composition.focus();
- return false;
- }
- function format1(what,opt)
- {
- if (opt=="removeFormat")
- {
- what=opt;
- opt=null;
- }
- if (opt==null) Composition.document.execCommand(what);
- else Composition.document.execCommand(what,"",opt);
- pureText = false;
- Composition.focus();
- }
- function format(what,opt)
- {
- if (!validateMode()) return;
- format1(what,opt);
- }
- function setMode(newMode)
- {
- bTextMode = newMode;
- var cont;
- if (bTextMode) {
- cleanHtml();
- cleanHtml();
- cont=Composition.document.body.innerHTML;
- Composition.document.body.innerText=cont;
- } else {
- cont=Composition.document.body.innerText;
- Composition.document.body.innerHTML=cont;
- }
- Composition.focus();
- }
- function getEl(sTag,start)
- {
- while ((start!=null) && (start.tagName!=sTag)) start = start.parentElement;
- return start;
- }
- function UserDialog(what)
- {
- if (!validateMode()) return;
- Composition.document.execCommand(what, true);
- pureText = false;
- Composition.focus();
- }
- function foreColor()
- {
- if (! validateMode()) return;
- var arr = showModalDialog("selcolor.htm", "", "dialogWidth:18.5em; dialogHeight:17.5em; status:0");
- if (arr != null) format('forecolor', arr);
- else Composition.focus();
- }
- function fortable()
- {
- if (! validateMode()) return;
- var arr = showModalDialog("table.htm", "", "dialogWidth:18.5em; dialogHeight:11.5em; status:0");
- if (arr != null){
- var ss;
- ss=arr.split("*")
- row=ss[0];
- col=ss[1];
- var string;
- string="<table border=1>";
- for(i=1;i<=row;i++){
- string=string+"<tr>";
- for(j=1;j<=col;j++){
- string=string+"<td></td>";
- }
- string=string+"</tr>";
- }
- string=string+"</table>";
- content=Composition.document.body.innerHTML;
- content=content+string;
- Composition.document.body.innerHTML=content;
- }
- else Composition.focus();
- }
- function cleanHtml()
- {
- var fonts = Composition.document.body.all.tags("FONT");
- var curr;
- for (var i = fonts.length - 1; i >= 0; i--) {
- curr = fonts[i];
- if (curr.style.backgroundColor == "#ffffff") curr.outerHTML = curr.innerHTML;
- }
- }
- function getPureHtml()
- {
- var str = "";
- var paras = Composition.document.body.all.tags("P");
- if (paras.length > 0) {
- for (var i=paras.length-1; i >= 0; i--) str = paras[i].innerHTML + "n" + str;
- } else {
- str = Composition.document.body.innerHTML;
- }
- return str;
- }
- var bLoad=false
- var pureText=true
- var bodyTag="<head><style type="text/css">body {font-size: 9pt;line-height: 20px;}</style><meta http-equiv=Content-Type content="text/html; charset=gb2312"></head><BODY bgcolor="#FFFFFF" MONOSPACE>"
- var bTextMode=false
- public_description=new Editor
- function Editor()
- {
- this.put_HtmlMode=setMode;
- this.put_value=putText;
- this.get_value=getText;
- }
- function getText()
- {
- if (bTextMode)
- return Composition.document.body.innerText;
- else
- {
- cleanHtml();
- cleanHtml();
- return Composition.document.body.innerHTML;
- }
- }
- function putText(v)
- {
- if (bTextMode)
- Composition.document.body.innerText = v;
- else
- Composition.document.body.innerHTML = v;
- }
- function InitDocument()
- {
- Composition.document.open();
- Composition.document.write(bodyTag);
- Composition.document.close();
- bLoad=true;
- }
- function doSelectClick(str, el) {
- var Index = el.selectedIndex;
- if (Index != 0){
- el.selectedIndex = 0;
- if (el.id == "specialtype")
- specialtype(el.options[Index].value);
- else
- format(str,el.options[Index].value);
- }
- }
- var bIsIE5 = navigator.userAgent.indexOf("IE 5") > -1;
- var edit;
- var RangeType;
- function specialtype(Mark){
- var strHTML;
- if (bIsIE5) selectRange();
- if (RangeType == "Text"){
- strHTML = "<" + Mark + ">" + edit.text + "</" + Mark + ">";
- edit.pasteHTML(strHTML);
- Composition.focus();
- edit.select();
- }
- }
- function selectRange(){
- edit = Composition.document.selection.createRange();
- RangeType = Composition.document.selection.type;
- }
- function help()
- {
- var helpmess;
- helpmess="---------------帮助系统---------------rnrn"+
- "1.成保栋发布资料前请先查找有无雷同的资料,以免重复发布!rnrn"+
- "2.同一段换行时请用Shit+Enter。rnrn"+
- "3.若非特殊需要,请别随意改变字体、大小及颜色。rnrn"+
- "4.出处和标题不能超过50个字符,若超过则自动截断.";
- alert(helpmess);
- }