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- // The method is called when the user positions the mouse cursor over a glossary term in a document.
- // Current implementation assumes the existence of an associative array (g_glossary).
- // The keys of the array correspond to the argument passed to this function.
-
- var bGlossary=true;
- var oDialog;
- var oTimeout="";
- var oTimein="";
- var iTimein=.5;
- var iTimeout=30;
- var oLastNode;
- var oNode;
- var bInit=false;
- var aTerms=new Array();
-
- // Called from mouseover and when the contextmenu behavior fires oncontextopen.
- function clearDef(){
- if((event)&&(event.toElement!=null)){
- if(typeof(oTimein)=="number"){
- window.clearTimeout(oTimein);
- }
- if(oDialog.dlg_status==true){
- hideDef();
- }
- }
- }
- function hideDef(){
- window.clearTimeout(oTimeout);
- oTimeout="";
- oDialog.style.display="none";
- oDialog.dlg_status=false;
- }
- function showDef(oSource){
- if(bInit==false){
- glossaryInit();
- bInit=true;
- }
- if(bGlossary==true){
- if(typeof(arguments[0])=="object"){
- oNode=oSource;
- }
- else{
- oNode=window.event.srcElement;
- }
- var bStatus=oDialog.dlg_status; // BUGBUG: oDialog is null.
- if((oLastNode!=oNode)||(bStatus==false)){
- if((typeof(oTimein)=="number")&&(event)&&(event.fromElement!=null)){
- window.clearTimeout(oTimein);
- }
- oTimein=window.setTimeout("openDialog(oNode)",iTimein*1000);
- }
- }
- }
-
-
-
- function glossaryInit(){
- oDialog=fnCreateDialog(150,50);
- }
-
- function navigateTerm(){
- var oNode=event.srcElement;
- var iTermID=oNode.termID;
- if(oNode!=aTerms[iTermID]){
- var iAbsTop=getAbsoluteTop(aTerms[iTermID]);
- if(iAbsTop<document.body.scrollTop){
- window.scrollTo(document.body.scrollLeft,getAbsoluteTop(aTerms[iTermID]));
- }
- openDialog(aTerms[iTermID]);
- }
- }
- function disableGlossary(){
- if(bGlossary==true){
- event.srcElement.innerText="Enable Automatic Glossary";
- bGlossary=false;
- hideDef();
- }
- else{
- event.srcElement.innerText="Disable Automatic Glossary";
- bGlossary=true;
- }
- }
- function openGlossary(){
-
- }
- function fnSetMenus(){
- var oNode=event.srcElement;
- var oMenu=oNode.createMenu("SPAN","G_RID");
- var oSubItem1=oNode.createMenuItem("Glossary",fnStub,oMenu,true);
- document.body.createMenuItem("Open External Glossary",openGlossary,oSubItem1.subMenu);
- document.body.createMenuItem("Disable Automatic Glossary",disableGlossary,oSubItem1.subMenu);
- for(var i=0;i<aTerms.length;i++){
- var oItem=document.body.createMenuItem(aTerms[i].innerText,navigateTerm,oMenu);
- oItem.termID=i;
- }
- }
- // This is a bogus stub. It should be sniffed out rather than added in.
- function fnStub(){
-
- }
- function fnAttachMenus(aTips){
- // This walk is only necessary for the context menu.
- var aTips=document.body.all.tags("SPAN");
- for(var i=0;i<aTips.length;i++){
- var oNode=aTips[i];
- if(oNode.getAttribute("G_RID")){
- var sTerm=oNode.getAttribute("G_RID");
- if(typeof(g_glossary[sTerm])=="string"){
- // Removed client-side scripting to add events. This entire process should be singled out for IE 5 and later .. and, its only for the context menu.
- aTerms[aTerms.length]=oNode;
- }
- }
- }
- if(oBD.majorVer>=5){
- document.body.addBehavior(gsContextMenuPath);
- document.body.onbehaviorready="fnSetMenus()";
- document.body.oncontextopen="clearDef()";
- }
-
- }
- // Called by showDef. The showDef function sniffs for initialization.
- function openDialog(oNode,x,y){
- var bStatus=oDialog.dlg_status; // BUGBUG: This code assumes that oDialog has been initialized
- if(bStatus==false){
- oDialog.dlg_status=true;
- oDialog.style.display="block";
- }
- else{
- if(typeof(oTimeout)=="number"){
- window.clearTimeout(oTimeout);
- }
- }
-
- var sTerm=oNode.getAttribute("G_RID");
- var oDef=oNode.children(0);
- var sDef=oDef.text;
- sDef=sDef.substr(4,sDef.length-7); //Strips the html comment markers from the definition.
- oDialog.innerHTML=sDef
-
-
- //oDialog.innerHTML=g_glossary[sTerm];
-
- var iScrollLeft=document.body.scrollLeft;
- var iScrollTop=document.body.scrollTop;
- var iOffsetLeft=getAbsoluteLeft(oNode)// - iScrollLeft;
- var iOffsetWidth=oNode.offsetWidth;
- var oParent=oNode.parentElement;
- var iOffsetParentLeft=getAbsoluteLeft(oParent);
- var iOffsetTop=getAbsoluteTop(oNode); //- iScrollTop;
- var iOffsetDialogWidth=oDialog.offsetWidth;
-
-
- if((iOffsetLeft + iOffsetWidth) > (iOffsetParentLeft + oParent.offsetWidth)){
- iOffsetLeft=iOffsetParentLeft;
- if(iOffsetLeft - iOffsetDialogWidth>0){
- iOffsetTop+=oNode.offsetHeight;
- }
- }
- var iLeft=0;
- var iTop=0;
- if((iOffsetLeft + iOffsetWidth - iScrollLeft + iOffsetDialogWidth) < document.body.offsetWidth ){
- iLeft=iOffsetLeft + iOffsetWidth;
- }
- else{
- if(iOffsetLeft - iOffsetDialogWidth>0){
- iLeft=iOffsetLeft - iOffsetDialogWidth;
- }
- else{
- iLeft=iOffsetParentLeft;
- }
- }
- if(iOffsetTop - iScrollTop<oDialog.offsetHeight){
- iTop=iOffsetTop + oNode.offsetHeight;
- }
- else{
- iTop=iOffsetTop - oDialog.offsetHeight;
- }
- oDialog.style.top=iTop;
- oDialog.style.left=iLeft;
- oTimeout=window.setTimeout("hideDef()",iTimeout*1000);
- }
- function getAbsoluteTop(oNode){
- var oCurrentNode=oNode;
- var iTop=0;
- while(oCurrentNode.tagName!="BODY"){
- iTop+=oCurrentNode.offsetTop;
- oCurrentNode=oCurrentNode.offsetParent;
- }
- return iTop;
- }
- function getAbsoluteLeft(oNode){
- var oCurrentNode=oNode;
- var iLeft=0;
- while(oCurrentNode.tagName!="BODY"){
- iLeft+=oCurrentNode.offsetLeft;
- oCurrentNode=oCurrentNode.offsetParent;
- }
- return iLeft;
- }
- function fnCreateDialog(iWidth,iHeight){
- document.body.insertAdjacentHTML("BeforeEnd","<DIV></DIV>");
- oNewDialog=document.body.children(document.body.children.length-1);
- oNewDialog.className="clsTooltip";
- oNewDialog.style.width=iWidth;
- oNewDialog.dlg_status=false;
- return oNewDialog;
- }
-