var persisteduls=new Object()
var ddtreemenu=new Object()

ddtreemenu.closefolder="css/images/closed.gif" //set image path to "closed" folder image
ddtreemenu.openfolder="css/images/open.gif" //set image path to "open" folder image

//////////No need to edit beyond here///////////////////////////

ddtreemenu.createTree=function(treeid, enablepersist, persistdays){
var ultags=document.getElementById(treeid).getElementsByTagName("ul")
if (typeof persisteduls[treeid]=="undefined")
persisteduls[treeid]=(enablepersist==true && ddtreemenu.getCookie(treeid)!="")? ddtreemenu.getCookie(treeid).split(",") : ""
for (var i=0; i<ultags.length; i++)
ddtreemenu.buildSubTree(treeid, ultags[i], i)
if (enablepersist==true){ //if enable persist feature
var durationdays=(typeof persistdays=="undefined")? 1 : parseInt(persistdays)
ddtreemenu.dotask(window, function(){ddtreemenu.rememberstate(treeid, durationdays)}, "unload") //save opened UL indexes on body unload
}
}

ddtreemenu.buildSubTree=function(treeid, ulelement, index){
ulelement.parentNode.className="submenu"
if (typeof persisteduls[treeid]=="object"){ //if cookie exists (persisteduls[treeid] is an array versus "" string)
if (ddtreemenu.searcharray(persisteduls[treeid], index)){
ulelement.setAttribute("rel", "open")
ulelement.style.display="block"
ulelement.parentNode.style.backgroundImage="url("+ddtreemenu.openfolder+")"
}
else
ulelement.setAttribute("rel", "closed")
} //end cookie persist code
else if (ulelement.getAttribute("rel")==null || ulelement.getAttribute("rel")==false) //if no cookie and UL has NO rel attribute explicted added by user
ulelement.setAttribute("rel", "closed")
else if (ulelement.getAttribute("rel")=="open") //else if no cookie and this UL has an explicit rel value of "open"
ddtreemenu.expandSubTree(treeid, ulelement) //expand this UL plus all parent ULs (so the most inner UL is revealed!)
ulelement.parentNode.onclick=function(e){
var submenu=this.getElementsByTagName("ul")[0]
if (submenu.getAttribute("rel")=="closed"){
submenu.style.display="block"
submenu.setAttribute("rel", "open")
ulelement.parentNode.style.backgroundImage="url("+ddtreemenu.openfolder+")"
}
else if (submenu.getAttribute("rel")=="open"){
submenu.style.display="none"
submenu.setAttribute("rel", "closed")
ulelement.parentNode.style.backgroundImage="url("+ddtreemenu.closefolder+")"
}
ddtreemenu.preventpropagate(e)
}
ulelement.onclick=function(e){
ddtreemenu.preventpropagate(e)
}
}

ddtreemenu.expandSubTree=function(treeid, ulelement){ //expand a UL element and any of its parent ULs
var rootnode=document.getElementById(treeid)
var currentnode=ulelement
currentnode.style.display="block"
currentnode.parentNode.style.backgroundImage="url("+ddtreemenu.openfolder+")"
while (currentnode!=rootnode){
if (currentnode.tagName=="UL"){ //if parent node is a UL, expand it too
currentnode.style.display="block"
currentnode.setAttribute("rel", "open") //indicate it's open
currentnode.parentNode.style.backgroundImage="url("+ddtreemenu.openfolder+")"
}
currentnode=currentnode.parentNode
}
}

ddtreemenu.flatten=function(treeid, action){ //expand or contract all UL elements
var ultags=document.getElementById(treeid).getElementsByTagName("ul")
for (var i=0; i<ultags.length; i++){
ultags[i].style.display=(action=="expand")? "block" : "none"
var relvalue=(action=="expand")? "open" : "closed"
ultags[i].setAttribute("rel", relvalue)
ultags[i].parentNode.style.backgroundImage=(action=="expand")? "url("+ddtreemenu.openfolder+")" : "url("+ddtreemenu.closefolder+")"
}
}

ddtreemenu.rememberstate=function(treeid, durationdays){ //store index of opened ULs relative to other ULs in Tree into cookie
var ultags=document.getElementById(treeid).getElementsByTagName("ul")
var openuls=new Array()
for (var i=0; i<ultags.length; i++){
if (ultags[i].getAttribute("rel")=="open")
openuls[openuls.length]=i //save the index of the opened UL (relative to the entire list of ULs) as an array element
}
if (openuls.length==0) //if there are no opened ULs to save/persist
openuls[0]="none open" //set array value to string to simply indicate all ULs should persist with state being closed
ddtreemenu.setCookie(treeid, openuls.join(","), durationdays) //populate cookie with value treeid=1,2,3 etc (where 1,2... are the indexes of the opened ULs)
}

////A few utility functions below//////////////////////

ddtreemenu.getCookie=function(Name){ //get cookie value
var re=new RegExp(Name+"=[^;]+", "i"); //construct RE to search for target name/value pair
if (document.cookie.match(re)) //if cookie found
return document.cookie.match(re)[0].split("=")[1] //return its value
return ""
}

ddtreemenu.setCookie=function(name, value, days){ //set cookei value
var expireDate = new Date()
//set "expstring" to either future or past date, to set or delete cookie, respectively
var expstring=expireDate.setDate(expireDate.getDate()+parseInt(days))
document.cookie = name+"="+value+"; expires="+expireDate.toGMTString()+"; path=/";
}

ddtreemenu.searcharray=function(thearray, value){ //searches an array for the entered value. If found, delete value from array
var isfound=false
for (var i=0; i<thearray.length; i++){
if (thearray[i]==value){
isfound=true
thearray.shift() //delete this element from array for efficiency sake
break
}
}
return isfound
}

ddtreemenu.preventpropagate=function(e){ //prevent action from bubbling upwards
if (typeof e!="undefined")
e.stopPropagation()
else
event.cancelBubble=true
}

ddtreemenu.dotask=function(target, functionref, tasktype){ //assign a function to execute to an event handler (ie: onunload)
var tasktype=(window.addEventListener)? tasktype : "on"+tasktype
if (target.addEventListener)
target.addEventListener(tasktype, functionref, false)
else if (target.attachEvent)
target.attachEvent(tasktype, functionref)
}

function createStore() {

	fileStore = new dojox.data.FileStore({
//		url : "php/filestore.php?user=" + rs(dojox.omet.state.name),
		url : "php/filestore.php",
		pathAsQueryParam : "false"
	});
}

function createModel() {

	fileModel = new dijit.tree.ForestStoreModel({
		store : fileStore,
		query : "{}",
		rootId : "DojoFiles",
		rootLabel : "Files",
		childrenAttrs : [ "children" ]
	});
}

function createTree() {
	// var div = dojo.doc.createElement('div');
	// dojo.body().appendChild(div);
	fileTree = new dijit.Tree({
		id : "fileTree",
		showRoot : false,
		onDblClick: treeNodeDblClicked,
		onClick : treeNodeClicked,
		model : fileModel

	}, dojo.byId("treeDiv"));
	// dojo.connect(fileTree.domNode, "onclick", treeClick);

}





function changeLinks (par) {
        	dojo.query("#" + par + " a").forEach(function(node, index, arr){
				var sn= node.href.split("/");
					newHref= sn[sn.length-1];
					node.href= "javascript: getDocPage('" + par + "/" + newHref + "');" 
//					console.log(node.href);

			});

}

	function playMidi(par) {
//var tabID= dojox.omet.Tab({title:"Midi"}));
		if (!dijit.byId("bottomPane")._showing) {
			dijit.byId("bottomPane").toggle();
		}
		dijit.byId("bottomTabs").selectChild("midiTab");
		content="Loading...";
		dijit.byId("midiTab").attr("content", content);
		dijit.byId("midiStandby").show();
var loop= "false";	

//		if (!dijit.byId("midiPane"))
//			dojox.omet.midi.createPane();
		var ts = +new Date;
			content = "<EMBED src='" + par
					+ "' height= '100%' width='100%' autostart=true loop=" + loop
					+ " volume=100>";
//		dojox.omet.midi.pane.attr("content", content);

		dijit.byId("midiTab").attr("content", content);
		dijit.byId("midiStandby").hide();
	}

function getSearchLink(page) {
	var path= page.substring(3);
	if (! dijit.byId("manual")) {
			var content= "<iframe id='manual_Frame' src='share/doc/lilypond/html/offline-root/Documentation/web/working-online.html' style='border:none; height:95%; width: 100%'></iframe>";	
			var tab= new dijit.layout.ContentPane({

				id: "manual",
				title: "Lilypond",
				closable:true,
				iconClass: "bookOpenIcon",
				content:content
	//			onDownloadEnd: setupTutorial
	//			onClose: this.testClose,

			});			
	dijit.byId("centerPane").addChild(tab);
	}	
		dojo.byId("manual_Frame").src= path;
		dijit.byId("centerPane").selectChild("manual");	
}


	function getDocPage(page) {
		var basePath="share/doc/lilypond/html/offline-root/Documentation/";
		var path= basePath + page;

		if (! dijit.byId("manual")) {
			var content= "<iframe id='manual_Frame' src='share/doc/lilypond/html/offline-root/Documentation/web/working-online.html' style='border:none; height:95%; width: 100%'></iframe>";	
			var tab2= new dijit.layout.ContentPane({

				id: "manual",
				title: "Lilypond",
				closable:true,
				iconClass: "bookOpenIcon",
				content:content
	//			onDownloadEnd: setupTutorial
	//			onClose: this.testClose,

			});			

		dijit.byId("centerPane").addChild(tab2);
		}
		if (! dijit.byId("sandboxTab")) {
			if (dojox.omet.sessions.roles == "admin")
				var content= "<div id='e1' dojotype='dijit.Editor'  plugins=\"['savedoc', 'clearsource', 'compilesource']\"></div>";	
			else
				var content= "<div id='e1' dojotype='dijit.Editor'  plugins=\"['clearsource', 'compilesource']\"></div>";	
			var tab2= new dijit.layout.ContentPane({

				id: "sandboxTab",
				title: "Sandbox",
				closable:true,
				iconClass: "leafIcon",
				content:content
	//			onDownloadEnd: seupTutorial
	//			onClose: this.testClose,

			});			

		dijit.byId("centerPane").addChild(tab2);
		}

		dojo.byId("manual_Frame").src= path;
		dijit.byId("centerPane").selectChild("manual");			
    }

		function editorPaste(link) {
			var path= "../share/doc/lilypond/html/offline-root/Documentation/" + link;
			var xhrArgs = {
	                handleAs: "text",
	                url: "php/getDocPage.php",
	                sync: true,
		            content: {
		              "path":path
	                 },
	                load: function(data) {

	    				var lines= data.split("\n");	
						var s='';	
						if (dojox.omet.sessions.roles == "admin")
							cnt= 0;
						else
							cnt = 3;
				
//						while (!lines[cnt].match("sourcefileline"))
//							cnt++;
//						cnt++;

	    				for (var i= cnt;i < lines.length; i++) {

							s= s+ lines[i] + "\n";
	    				}
	                	dijit.byId("e1").setValue("<xmp>" + s + "</xmp>");
						dijit.byId("e1").attr("path", path);
						dijit.byId("centerPane").selectChild("sandboxTab");
	                },
	 
	                error: function(error) {
	                    //We'll 404 in the demo, but that's okay.  We don't have a 'postIt' service on the
	                    //docs server.
	                	alert(error);
	                }
	            }
	            //Call the asynchronous xhrPost

	            var deferred = dojo.xhrPost(xhrArgs);
		}


	function searchTutorial() {
		dojox.omet.Tab({frame: true, href:"cgi/swish.cgi", title: "Search", iconClass: "searchIcon"});
	
	}



function reload(d) {
	// remove the module namespace from its parent namespace
	var sym = d.split('.');
	if (sym.length > 1) {
		var pname = sym.slice(0, -1).join('.');
		var prop = sym[sym.length - 1];
		var parent = dojo.getObject(pname, false);
		if (parent) {
			console.log('delete property', prop, 'on object', pname, ':',
					delete parent[prop]);
		}
	}

	// remove _loadedModules entry so that dojo.require will re-load it
	delete dojo._loadedModules[d];

	// tidy up _loadedUrls so that dojo._getText will reload it
	sym = dojo._getModuleSymbols(d);
	var relpath = sym.join("/") + '.js';
	// copied from dojo._loadUri
	var uri = ((relpath.charAt(0) == '/' || relpath.match(/^\w+:/)) ? ""
			: dojo.baseUrl)
			+ relpath;

	delete dojo._loadedUrls[uri];
	dojo._loadedUrls.splice(dojo.indexOf(dojo._loadedUrls, uri), 1);

	// set cacheBust to make sure we load latest file
	dojo.config.cacheBust = +new Date;
	dojo._loadreloaded = d;

	if (!dojo._reloadhotkey) {
		dojo._reloadhotkey = dojo.connect(document.documentElement,
				'onkeydown', function(e) {
					if (e.keyCode === dojo.keys.F6) {
						reload(dojo._loadreloaded);
						dojo.stopEvent(e);
					}
				});
	}
	dojo.require(d);

}