whthost.js

an installation help file

//	WebHelp 5.10.007
var gaHSLoad=new Array();
var gnMinIdx=0;
var gnInsIdx=-1;
var gsLoadingDivID="LoadingDiv";
var gsLoadingMsg="Loading, click here to cancel...";
var gaProj=null;
var gaTocs=new Array();
var goChunk=null;
var gbReady=false;
var gbToc=false;
var gbXML=false;
var gaRoot=new Array();
var gnCC=-1;
var gsTP="";
var gaBTPs="";
var gsCTPath="";
var gnLT=-1;
var gsPathSplit="\n";
var gsBgColor="#ffffff";
var gsBgImage="";
var goFont=null;
var goHFont=null;

var gsMargin="0pt";
var gsIndent="15pt";
var gsABgColor="#cccccc";

var giBookClose="";
var giBookOpen="";
var giBookItem="";
var giURLItem="";
var giNewBookClose="";
var giNewBookOpen="";
var giNewBookItem="";
var giNewURLItem="";
var gnImages=0;
var gnLoadedImages=0;
var gaImgs=new Array();
var gbLoadData=false;
var gobj=null;
var gaTocsNs61Fix=null;
var gbWhTHost=false;
var gBookItems=new Array();
var gInSync=false;
var gbLData=false;
var gbNeedFillStub=false;
var gbLoadToc=false;

function chunkInfoQueue()
{
	this.aContent=new Array();
	this.inQueue=function(cInfo)
	{
		this.aContent[this.aContent.length]=cInfo;
	}
	this.deQueue=function()
	{
		var cInfo=null;
		if(this.aContent.length>0)
		{
			cInfo=this.aContent[0];
			for(var i=1;i<this.aContent.length;i++)
				this.aContent[i-1]=this.aContent[i];
			this.aContent.length--;
		}
		return cInfo;
	}
	this.length=function()
	{
		return this.aContent.length;
	}
}

var gchunkRequestQueue=new chunkInfoQueue();

function chunkInfo(nIdx, bLocal)
{
	this.nIdx=nIdx;
	this.bLocal=bLocal;
}

function setBackground(sBgImage)
{
	gsBgImage=sBgImage;
}

function setBackgroundcolor(sBgColor)
{
	gsBgColor=sBgColor;
}

function setFont(sType,sFontName,sFontSize,sFontColor,sFontStyle,sFontWeight,sFontDecoration)
{
	var vFont=new whFont(sFontName,sFontSize,sFontColor,sFontStyle,sFontWeight,sFontDecoration);
	if(sType=="Normal") goFont=vFont;
	else if(sType=="Hover") goHFont=vFont;
}

function setActiveBgColor(sBgColor){gsABgColor=sBgColor;}

function setMargin(sMargin){gsMargin=sMargin;}

function setIndent(sIndent){gsIndent=sIndent;}

function setIcon(sType,sURL)
{
	if(sType=="BookOpen")
		giBookOpen=sURL;
	else if(sType=="BookClose")
		giBookClose=sURL;
	else if(sType=="Item")
		giBookItem=sURL;
	else if(sType=="RemoteItem")
		giURLItem=sURL;
	else if(sType=="NewBookClose")
		giNewBookClose=sURL;
	else if(sType=="NewBookOpen")
		giNewBookOpen=sURL;
	else if(sType=="NewItem")
		giNewBookItem=sURL;
	else if(sType=="NewRemoteItem")
		giNewURLItem=sURL;		
}

function bookItem(sTarget,sURL)
{
	if(sTarget)
		this.sTarget=sTarget;
	else
		this.sTarget="bsscright";
	this.sURL=sURL;
}

function addBookItem(sBookId,sTarget,sURL)
{
	gBookItems[sBookId]=new bookItem(sTarget,sURL);		
}

function tocChunk(sPPath,sDPath)
{
	this.sPPath=sPPath;
	this.sDPath=sDPath;
	this.nMI=-1;
	this.aTocs=null;
}

function addTocChunk(sPPath,sDPath)
{
	var oChunk=new tocChunk(sPPath,sDPath);
	gaTocs[gaTocs.length]=oChunk;
	return oChunk;
}

function isHSLoad(nIdx)
{
	for(var i=0;i<gaHSLoad.length;i++)
		if(gaHSLoad[i]==nIdx)
			return true;
	return false;
}

function setHSLoad(nIdx)
{
	if(!isHSLoad(nIdx))
	{
		var len=gaHSLoad.length;
		for(var i=0;i<len;i++)
			if(gaHSLoad[i]==-1)
			{
				gaHSLoad[i]=nIdx;
				return;
			}
		gaHSLoad[len]=nIdx;
	}
}

function setHSUnLoad(nIdx)
{
	if(isHSLoad(nIdx))
	{
		for(var i=0;i<gaHSLoad.length;i++)
			if(gaHSLoad[i]==nIdx)
			{
				gaHSLoad[i]=-1;
				return;
			}
	}
}

function removeLoadingDiv()
{
	var eLoadingDiv=getElement(gsLoadingDivID);
	if(eLoadingDiv)
		removeThis(eLoadingDiv);
}

function checkBookItem(nIdx)
{
	if(!gInSync)
	{
		var sBookId=getBookId(nIdx);
		if(gBookItems[sBookId])
		{
			window.open(gBookItems[sBookId].sURL,gBookItems[sBookId].sTarget);
		}
	}
}

function insertBookItems(nIdx,num)
{
	checkBookItem(nIdx);
	var sChildBookId=getCBId(nIdx);
	var eChildDiv=getElement(sChildBookId);
	if(eChildDiv){
		if((eChildDiv.childNodes&&eChildDiv.childNodes.length==0)||
			(eChildDiv.all&&eChildDiv.all.length==0)){
			var sHTML=writeBookItems(nIdx,num);
			eChildDiv.innerHTML=sHTML;
			setTimeout("syncInit()",1);
		}
	}
	ExpandIt(nIdx);
}

function isBookEmpty(nIdx)
{
	var num=getItemContentsNum(nIdx);
	if (num>0)
	{
		var nCIdx=0;
		do {
			nCIdx++;
			var i=nIdx+nCIdx;
			var nItemType=getItemType(i);
			if(nItemType==1){
				if (!isBookEmpty(i))
					return false;
			}
			else if(nItemType==4){
				var	sSrc=getRefURL(i);
				var nProj=getProject(sSrc);
				if(nProj!=-1){
					sSrc=gaRoot[nProj].sToc;
					if(sSrc)
						return false;
				}
			}
			else if(nItemType==2||nItemType==16||nItemType==8)
				return false;
		} while(nCIdx<num);
	}
	return true;
}

function writeBook(nIdx)
{
	var sIcon=getBookImage(nIdx,true);
	var sName=_textToHtml(getItemName(nIdx));
	sIcon=_textToHtml_nonbsp(sIcon);
	
	var nType=getItemType(nIdx);
	var bLocal=(nType==1);
	var bLocalProject=(nType!=4);
	
	var sHTML="<div id=\""+getPBId(nIdx)+"\" class=";
	if(bLocal)
	{
		if (!isBookEmpty(nIdx))
		{
			sHTML+="parent><p><nobr><a id=\""+getBookId(nIdx)+"\" href=\"javascript:void(0);\" onfocus=\"markBook("+nIdx+");\" onclick=\"";
			sHTML+="insertBookItems("+nIdx+", "+getItemContentsNum(nIdx);
			sHTML+=");return false;\" title=\""+sName+"\"><img alt=\"Book\" name=\""+getBId(nIdx)+"\" src=\""+sIcon+"\" border=0 align=\"absmiddle\">";
			sHTML+="&nbsp;"+sName+"</a></nobr></p></div>";
			var sURL=_textToHtml_nonbsp(getItemURL(nIdx));
			if(sURL!="")
				addBookItem(getBookId(nIdx),_textToHtml_nonbsp(getTopicTarget(nIdx)),sURL);
			sHTML+="<div id=\""+getCBId(nIdx)+"\" class=child></div>";
		}
		else
			sHTML="";
	}
	else
	{
		sHTML+="stub></div>";
		gbNeedFillStub=true;
		setTimeout("fillStub("+nIdx+","+bLocalProject+");",100);
	}
	return sHTML;
}

function checkFillStub()
{
	if(!gbLData)
	{
		if(gchunkRequestQueue.length()>0)
		{
			var cInfo=gchunkRequestQueue.deQueue();
			if(cInfo)
			{
				fillStub(cInfo.nIdx,cInfo.bLocal);
				return;
			}
		}
	}
	if(gbNeedFillStub)
	{
		gbNeedFillStub=false;
		setTimeout("syncInit()",1);
	}
}

function fillStub(nIdx,bLocalProject)
{
	if(!gbLData)
	{
		gbLData=true;
		var sObj=getElement(getPBId(nIdx));
		if(sObj!=null)
		{
			tocExpandHelpSet(nIdx,bLocalProject);
			gbNeedFillStub=false;
			setTimeout("syncInit()",1);
		}
		else
			setTimeout("fillStub("+nIdx+","+bLocalProject+");",100);
	}
	else
		gchunkRequestQueue.inQueue(new chunkInfo(nIdx,bLocalProject));
}

function getBookId(nIdx){return "B_"+nIdx;}

function getItemId(nIdx){return "I_"+nIdx;}

function markBook(nIdx)
{
	var obj=getElement(getItemId(nIdx));
	if(obj==null)
		obj=getElement(getBookId(nIdx));
	if(gbNav6)
	{
		gobj=obj;
		setTimeout("delayMarkObj();",1);
	}
	else
		markObj(obj);
}

function delayMarkObj()
{
	if(gobj)
	{
		markObj(gobj);
		gobj=null;
	}
}

function markObj(obj)
{
	if(obj!=null)
	{
		HighLightElement(obj,gsABgColor,"transparent");
		var sPath=calTocPath(obj);
		if(gsCTPath!=sPath)
			gsCTPath=sPath;
	}
}

function markItem(nIdx)
{
	var obj=getElement(getItemId(nIdx));
	if(gbNav6)
	{
		gobj=obj;
		setTimeout("delayMarkObj();",1);
	}
	else
		markObj(getElement(getItemId(nIdx)));
}

function calTocPath(obj)
{
	var sPath=getInnerText2(obj);
	var pObj=getParentNode(obj);
	do
	{
		while(pObj!=null&&!isCBId(pObj.id)) pObj=getParentNode(pObj);
		if(pObj!=null)
		{
			var nId=getIdByCBId(pObj.id);
			var sObj=getElement(getPBId(nId));
			if(sObj!=null)
			{
				var objs=getItemsByBook(sObj);
				for(var i=0;i<objs.length;i++)
				{
					var sText=getInnerText2(objs[i]);
					if(sText.length!=0)
					{
						sPath=sText+gsPathSplit+sPath;
						break;
					}
				}
			}
			pObj=getParentNode(pObj);
		}
	}while(pObj!=null);
	return sPath;
}

function writeAnItem(nIdx)
{
	var sTarget=_textToHtml_nonbsp(getTopicTarget(nIdx));
	var sIcon=getItemIcon(nIdx,0);
	if(sIcon=="")
	{
		var nItemType=getItemType(nIdx);
		if(nItemType&2)
			sIcon=getItemImage(nIdx,false);
		else
			sIcon=getItemImage(nIdx,true);
	}
	sIcon=_textToHtml_nonbsp(sIcon);
	var sName=_textToHtml(getItemName(nIdx));
	var sHTML="<p><nobr><a id=\""+getItemId(nIdx)+"\" onfocus=\"markItem("+nIdx+");\""
	var sAltString="";
	if(nItemType&2)
		sAltString="Page";
	else
		sAltString="Remote Page";
	if(sTarget!="")
		sHTML+="target=\""+sTarget+"\" ";
	sHTML+="href=\""+_textToHtml_nonbsp(getItemURL(nIdx))+"\" title=\""+sName+"\"><img alt=\""+sAltString+"\" src=\""+sIcon+"\" border=0 align=\"absmiddle\">&nbsp;"+sName+"</a></nobr></p>";
	return sHTML;
}

function writeBookItems(nIdx,num)
{
	var sHTML="";
	if(num>0){
		var nCIdx=0;
		do{
			nCIdx++;
			var i=nIdx+nCIdx;
			var nItemType=getItemType(i);
			if(nItemType==1||nItemType==4||nItemType==8){
				sHTML+=writeBook(i);	
				nCIdx+=getItemContentsNum(i);		
			}
			else if(nItemType==2||nItemType==16){
				sHTML+=writeAnItem(i);
			}
		}
		while(nCIdx<num);
	}
	return sHTML;
}

function tocExpandHelpSet(nIdx,bLocal)
{
	checkBookItem(nIdx);
	removeLoadingDiv();
	if(!isHSLoad(nIdx))
	{
		setHSLoad(nIdx);
		var sSrc="";
		if(bLocal){
			var oChunk=getChunk(nIdx);
			if(oChunk)
			{
				goChunk=addTocChunk(oChunk.sPPath,oChunk.sDPath);
				sSrc=oChunk.aTocs[nIdx-oChunk.nMI].sRefURL;
			}
		}
		else{
			sSrc=getRefURL(nIdx);
			var nProj=getProject(sSrc);
			if(nProj!=-1)
			{
				sSrc=gaRoot[nProj].sToc;
				if(sSrc)
					goChunk=addTocChunk(gaProj[nProj].sPPath,gaProj[nProj].sDPath);
				else
					goChunk=null;
			}
			else
				goChunk=null;
		}
		if(goChunk)
		{
			PrepareLoading(nIdx);
			gbToc=false;
			loadData2(goChunk.sPPath+goChunk.sDPath+sSrc);
		}
		else
		{
			gbLData=false;
			checkFillStub();
		}
	}
}

function getProject(sSrc)
{
	for(var i=0;i<gaProj.length;i++)
		if(isSamePath(getPath(sSrc),gaProj[i].sPPath))
			return i;
	return -1;
}

function getPath(sPath)
{
	if(sPath!="")
	{
		sPath=_replaceSlash(sPath);
		var nPosFile=sPath.lastIndexOf("/");
		sPath=sPath.substring(0,nPosFile+1);
	}
	return sPath;
}

function isSamePath(sPath1,sPath2)
{
	return (sPath1.toLowerCase()==sPath2.toLowerCase());
}

function PrepareLoading(nIdx)
{
	gnInsIdx=nIdx;
	if(!gsTP)
	{
		var oObj=getElement(getPBId(gnInsIdx));
		if(oObj)
			oObj.insertAdjacentHTML("afterEnd",writeLoadingDiv(nIdx));
	}
}

function writeLoadingDiv(nIdx)
{
	return"<div id=\""+gsLoadingDivID+"\" class=parent onclick=\"removeLoadingDiv();\" style=\"padding-left:4px;background-color:ivory;border-width:1;border-style:solid;border-color:black;width:150px;\">"+gsLoadingMsg+"</div>";
}

function getItemName(nIdx)
{
	var oChunk=getChunk(nIdx);
	if(oChunk)
		return oChunk.aTocs[nIdx-oChunk.nMI].sItemName;
	else
		return null;
}

function getItemContentsNum(nIdx)
{
	var oChunk=getChunk(nIdx);
	if(oChunk)
		return oChunk.aTocs[nIdx-oChunk.nMI].nContents;
	else
		return null;
}

function getItemType(nIdx)
{
	var oChunk=getChunk(nIdx);
	if(oChunk)
		return oChunk.aTocs[nIdx-oChunk.nMI].nType;
	else
		return 0;
}

function getItemURL(nIdx)
{
	var oChunk=getChunk(nIdx);
	if(oChunk)
	{
		var sPath=oChunk.aTocs[nIdx-oChunk.nMI].sItemURL;
		if(!(sPath==null||sPath==""))
		{
			return _getFullPath(oChunk.sPPath,sPath);
		}
	}
	return "";
}

function getRefURL(nIdx)
{
	var oChunk=getChunk(nIdx);
	if(oChunk)
	{
		var sPath=oChunk.aTocs[nIdx-oChunk.nMI].sRefURL;
		if(!(sPath==null||sPath==""))
		{
			return _getFullPath(oChunk.sPPath,sPath)
		}
	}
	return "";
}

function getTopicTarget(nIdx)
{
	var oChunk=getChunk(nIdx);
	if(oChunk)
	{
		if(typeof(oChunk.aTocs[nIdx-oChunk.nMI].sTarget)!="undefined")
			return oChunk.aTocs[nIdx-oChunk.nMI].sTarget;
	}
	return "";
}

function getItemIcon(nIdx,nIconIdx)
{
	var oChunk=getChunk(nIdx);
	if(oChunk)
	{
		if(typeof(oChunk.aTocs[nIdx-oChunk.nMI].sIconRef)!="undefined")
		{
			var sIconRef=oChunk.aTocs[nIdx-oChunk.nMI].sIconRef;
			var nIndex=sIconRef.indexOf(";");
			while(nIconIdx-->0&&nIndex!=-1)
			{
				sIconRef=sIconRef.substring(nIndex+1);
				nIndex=sIconRef.indexOf(";");
			}
			if(nIconIdx<0)
			{
				if(nIndex!=-1)
					sIconRef=sIconRef.substring(0,nIndex);
				return _getFullPath(oChunk.sPPath,sIconRef)
			}
		}
	}
	return "";
}

function TocWriteClassStyle()
{
	var sStyle="<STYLE TYPE='text/css'>\n";
	if(gsBgImage)
		sStyle+="body {border-top:"+gsBgColor+" 1px solid;}\n";
	else
		sStyle+="body {border-top:black 1px solid;}\n";
	sStyle+="P {"+getFontStyle(goFont)+"margin-top:"+gsMargin+";margin-bottom:"+gsMargin+";}\n";
	sStyle+="DIV {margin-top:"+gsMargin+";margin-bottom:"+gsMargin+";}\n";
	sStyle+=".parent {margin-left:0pt;}\n";
	sStyle+=".stub {margin-left:0pt;display:none}\n";
	sStyle+=".child {display:none;margin-left:"+gsIndent+";}\n";
	sStyle+="A:link {"+getFontStyle(goFont)+"}\n";
	sStyle+="A:visited {"+getFontStyle(goFont)+"}\n";
	sStyle+="A:active {background-color:"+gsABgColor+";}\n";
	sStyle +="A:hover {"+getFontStyle(goHFont)+"}\n";
	sStyle+="</STYLE>";
	document.write(sStyle);
}

function TocWriteFixedWidth(bBegin,nWidth)
{
	if((gbIE4)&&(gbMac)&&(!gbIE5)){
		if(bBegin)
			document.write("<table width="+nWidth+" border=0><tr><td>");
		else
			document.write("</td></tr></table>");
	}
}

function TocInitPage()
{
	var tempColl=getItemsByBook(document.body);
	if(tempColl.length>0)
		tempColl[0].focus();
}

function getItemsFromObj(obj)
{
	var aAnchor=new Array();
	var tempColl=getChildrenByTag(obj,"P");
	if(tempColl&&tempColl.length>0)
	{
		var anobr=new Array();
		for(var i=0;i<tempColl.length;i++)
		{
			var tempNobr=getChildrenByTag(tempColl[i],"NOBR");
			if(tempNobr&&tempNobr.length>0)
				for(var j=0;j<tempNobr.length;j++)
					anobr[anobr.length]=tempNobr[j];
		}
		for(var s=0;s<anobr.length;s++)
		{
			var tempAnchor=getChildrenByTag(anobr[s],"A");
			if(tempAnchor&&tempAnchor.length>0)
				for(var u=0;u<tempAnchor.length;u++)
					aAnchor[aAnchor.length]=tempAnchor[u];
		}
	}
	return aAnchor;
}

function getItemsByBook(obj)
{
	var aAnchor=new Array();
	var aTAnchor=getItemsFromObj(obj);
	for(var i=0;i<aTAnchor.length;i++)
		aAnchor[aAnchor.length]=aTAnchor[i];
	var tempBook=getChildrenByTag(obj,"DIV");
	if(tempBook&&tempBook.length>0)
		for(var j=0;j<tempBook.length;j++)
		{
			var aTAnchorDiv=getItemsFromObj(tempBook[j]);
			for(var s=0;s<aTAnchorDiv.length;s++)
				aAnchor[aAnchor.length]=aTAnchorDiv[s];
		}
	return aAnchor;
}

function ExpandIt(nId)
{
	if(!gsTP)
		ExpandIt2(nId,false);
}

function ExpandIt2(nId,bForceOpen)
{
	var oC=TocExpand(nId,true,bForceOpen);
	var nNewScroll=document.body.scrollTop;
	if(oC.style.display=="block"){
		var nTop=oC.offsetTop;
		var nBottom=nTop+oC.offsetHeight;
		if(document.body.scrollTop+document.body.clientHeight<nBottom){
			nNewScroll=nBottom-document.body.clientHeight;
		}
		if(nBottom-nTop>document.body.clientHeight){
			nNewScroll=nTop-20;
		}
	}
	document.body.scrollTop=nNewScroll;
}

function TocExpand(nId,bChangeImg,bForceOpen)
{
	var oDiv=getElement(getCBId(nId));
	if(oDiv==null) return null;

	var whichIm=document.images[getBId(nId)];
	if((oDiv.style.display!="block")||bForceOpen){
		oDiv.style.display="block";
		if(bChangeImg){
			var sPath=getPath(whichIm.src);
			sPath=_getFullPath(sPath,getBookImage(nId,false));
			whichIm.src=sPath;		
		}
	}else{
		oDiv.style.display="none";
		if(bChangeImg){