From 1c5685d68f1b73270fb814fe04cbb490eb90ba5f Mon Sep 17 00:00:00 2001
From: mensonge
Date: Fri, 14 Nov 2008 15:39:19 +0000
Subject: Minor fix: Remove DOJO library (60Mo) replaced by link to Google CDN
 (online DOJO library)

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@159 b3834d28-1941-0410-a4f8-b48e95affb8f
---
 includes/js/dijit/Tree.js | 1336 ---------------------------------------------
 1 file changed, 1336 deletions(-)
 delete mode 100644 includes/js/dijit/Tree.js

(limited to 'includes/js/dijit/Tree.js')

diff --git a/includes/js/dijit/Tree.js b/includes/js/dijit/Tree.js
deleted file mode 100644
index fc9be8b..0000000
--- a/includes/js/dijit/Tree.js
+++ /dev/null
@@ -1,1336 +0,0 @@
-if(!dojo._hasResource["dijit.Tree"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dijit.Tree"] = true;
-dojo.provide("dijit.Tree");
-
-dojo.require("dojo.fx");
-
-dojo.require("dijit._Widget");
-dojo.require("dijit._Templated");
-dojo.require("dijit._Container");
-dojo.require("dojo.cookie");
-
-dojo.declare(
-	"dijit._TreeNode",
-	[dijit._Widget, dijit._Templated, dijit._Container, dijit._Contained],
-{
-	// summary
-	//		Single node within a tree
-
-	// item: dojo.data.Item
-	//		the dojo.data entry this tree represents
-	item: null,	
-
-	isTreeNode: true,
-
-	// label: String
-	//		Text of this tree node
-	label: "",
-	
-	isExpandable: null, // show expando node
-	
-	isExpanded: false,
-
-	// state: String
-	//		dynamic loading-related stuff.
-	//		When an empty folder node appears, it is "UNCHECKED" first,
-	//		then after dojo.data query it becomes "LOADING" and, finally "LOADED"	
-	state: "UNCHECKED",
-	
-	templateString:"<div class=\"dijitTreeNode\" waiRole=\"presentation\"\n\t><div dojoAttachPoint=\"rowNode\" waiRole=\"presentation\"\n\t\t><span dojoAttachPoint=\"expandoNode\" class=\"dijitTreeExpando\" waiRole=\"presentation\"\n\t\t></span\n\t\t><span dojoAttachPoint=\"expandoNodeText\" class=\"dijitExpandoText\" waiRole=\"presentation\"\n\t\t></span\n\t\t><div dojoAttachPoint=\"contentNode\" class=\"dijitTreeContent\" waiRole=\"presentation\">\n\t\t\t<div dojoAttachPoint=\"iconNode\" class=\"dijitInline dijitTreeIcon\" waiRole=\"presentation\"></div>\n\t\t\t<span dojoAttachPoint=\"labelNode\" class=\"dijitTreeLabel\" wairole=\"treeitem\" tabindex=\"-1\" waiState=\"selected-false\" dojoAttachEvent=\"onfocus:_onNodeFocus\"></span>\n\t\t</div\n\t></div>\n</div>\n",		
-
-	postCreate: function(){
-		// set label, escaping special characters
-		this.setLabelNode(this.label);
-
-		// set expand icon for leaf
-		this._setExpando();
-
-		// set icon and label class based on item
-		this._updateItemClasses(this.item);
-
-		if(this.isExpandable){
-			dijit.setWaiState(this.labelNode, "expanded", this.isExpanded);
-		}
-	},
-
-	markProcessing: function(){
-		// summary: visually denote that tree is loading data, etc.
-		this.state = "LOADING";
-		this._setExpando(true);	
-	},
-
-	unmarkProcessing: function(){
-		// summary: clear markup from markProcessing() call
-		this._setExpando(false);	
-	},
-
-	_updateItemClasses: function(item){
-		// summary: set appropriate CSS classes for icon and label dom node (used to allow for item updates to change respective CSS)
-		var tree = this.tree, model = tree.model;
-		if(tree._v10Compat && item === model.root){
-			// For back-compat with 1.0, need to use null to specify root item (TODO: remove in 2.0)
-			item = null;
-		}
-		this.iconNode.className = "dijitInline dijitTreeIcon " + tree.getIconClass(item, this.isExpanded);
-		this.labelNode.className = "dijitTreeLabel " + tree.getLabelClass(item, this.isExpanded);
-	},
-
-	_updateLayout: function(){
-		// summary: set appropriate CSS classes for this.domNode
-		var parent = this.getParent();
-		if(!parent || parent.rowNode.style.display == "none"){
-			/* if we are hiding the root node then make every first level child look like a root node */
-			dojo.addClass(this.domNode, "dijitTreeIsRoot");
-		}else{
-			dojo.toggleClass(this.domNode, "dijitTreeIsLast", !this.getNextSibling());
-		}
-	},
-
-	_setExpando: function(/*Boolean*/ processing){
-		// summary: set the right image for the expando node
-
-		// apply the appropriate class to the expando node
-		var styles = ["dijitTreeExpandoLoading", "dijitTreeExpandoOpened",
-			"dijitTreeExpandoClosed", "dijitTreeExpandoLeaf"];
-		var idx = processing ? 0 : (this.isExpandable ?	(this.isExpanded ? 1 : 2) : 3);
-		dojo.forEach(styles,
-			function(s){
-				dojo.removeClass(this.expandoNode, s);
-			}, this
-		);
-		dojo.addClass(this.expandoNode, styles[idx]);
-
-		// provide a non-image based indicator for images-off mode
-		this.expandoNodeText.innerHTML =
-			processing ? "*" :
-				(this.isExpandable ?
-					(this.isExpanded ? "-" : "+") : "*");
-	},	
-
-	expand: function(){
-		// summary: show my children
-		if(this.isExpanded){ return; }
-		// cancel in progress collapse operation
-		if(this._wipeOut.status() == "playing"){
-			this._wipeOut.stop();
-		}
-
-		this.isExpanded = true;
-		dijit.setWaiState(this.labelNode, "expanded", "true");
-		dijit.setWaiRole(this.containerNode, "group");
-		this.contentNode.className = "dijitTreeContent dijitTreeContentExpanded";
-		this._setExpando();
-		this._updateItemClasses(this.item);
-
-		this._wipeIn.play();
-	},
-
-	collapse: function(){					
-		if(!this.isExpanded){ return; }
-
-		// cancel in progress expand operation
-		if(this._wipeIn.status() == "playing"){
-			this._wipeIn.stop();
-		}
-
-		this.isExpanded = false;
-		dijit.setWaiState(this.labelNode, "expanded", "false");
-		this.contentNode.className = "dijitTreeContent";
-		this._setExpando();
-		this._updateItemClasses(this.item);
-
-		this._wipeOut.play();
-	},
-
-	setLabelNode: function(label){
-		this.labelNode.innerHTML="";
-		this.labelNode.appendChild(dojo.doc.createTextNode(label));
-	},
-
-	setChildItems: function(/* Object[] */ items){
-		// summary:
-		//		Sets the child items of this node, removing/adding nodes
-		//		from current children to match specified items[] array.
-
-		var tree = this.tree,
-			model = tree.model;
-
-		// Orphan all my existing children.
-		// If items contains some of the same items as before then we will reattach them.
-		// Don't call this.removeChild() because that will collapse the tree etc.
-		this.getChildren().forEach(function(child){
-			dijit._Container.prototype.removeChild.call(this, child);
-		}, this);
-
-		this.state = "LOADED";
-
-		if(items && items.length > 0){
-			this.isExpandable = true;
-			if(!this.containerNode){ // maybe this node was unfolderized and still has container
-				this.containerNode = this.tree.containerNodeTemplate.cloneNode(true);
-				this.domNode.appendChild(this.containerNode);
-			}
-
-			// Create _TreeNode widget for each specified tree node, unless one already
-			// exists and isn't being used (presumably it's from a DnD move and was recently
-			// released
-			dojo.forEach(items, function(item){
-				var id = model.getIdentity(item),
-					existingNode = tree._itemNodeMap[id],
-					node = 
-						( existingNode && !existingNode.getParent() ) ?
-						existingNode :
-						new dijit._TreeNode({
-							item: item,
-							tree: tree,
-							isExpandable: model.mayHaveChildren(item),
-							label: tree.getLabel(item)
-						});
-				this.addChild(node);
-				// note: this won't work if there are two nodes for one item (multi-parented items); will be fixed later
-				tree._itemNodeMap[id] = node;
-				if(this.tree.persist){
-					if(tree._openedItemIds[id]){
-						tree._expandNode(node);
-					}
-				}
-			}, this);
-
-			// note that updateLayout() needs to be called on each child after
-			// _all_ the children exist
-			dojo.forEach(this.getChildren(), function(child, idx){
-				child._updateLayout();
-			});
-		}else{
-			this.isExpandable=false;
-		}
-
-		if(this._setExpando){
-			// change expando to/from dot or + icon, as appropriate
-			this._setExpando(false);
-		}
-
-		// On initial tree show, put focus on either the root node of the tree,
-		// or the first child, if the root node is hidden
-		if(!this.parent){
-			var fc = this.tree.showRoot ? this : this.getChildren()[0],
-				tabnode = fc ? fc.labelNode : this.domNode;
-			tabnode.setAttribute("tabIndex", "0");
-		}
-
-		// create animations for showing/hiding the children (if children exist)
-		if(this.containerNode && !this._wipeIn){
-			this._wipeIn = dojo.fx.wipeIn({node: this.containerNode, duration: 150});
-			this._wipeOut = dojo.fx.wipeOut({node: this.containerNode, duration: 150});
-		}
-	},
-
-	removeChild: function(/* treeNode */ node){
-		this.inherited(arguments);
-
-		var children = this.getChildren();		
-		if(children.length == 0){
-			this.isExpandable = false;
-			this.collapse();
-		}
-
-		dojo.forEach(children, function(child){
-				child._updateLayout();
-		});
-	},
-
-	makeExpandable: function(){
-		//summary
-		//		if this node wasn't already showing the expando node,
-		//		turn it into one and call _setExpando()
-		this.isExpandable = true;
-		this._setExpando(false);
-	},
-
-	_onNodeFocus: function(evt){
-		var node = dijit.getEnclosingWidget(evt.target);
-		this.tree._onTreeFocus(node);
-	}
-});
-
-dojo.declare(
-	"dijit.Tree",
-	[dijit._Widget, dijit._Templated],
-{
-	// summary
-	//	This widget displays hierarchical data from a store.  A query is specified
-	//	to get the "top level children" from a data store, and then those items are
-	//	queried for their children and so on (but lazily, as the user clicks the expand node).
-	//
-	//	Thus in the default mode of operation this widget is technically a forest, not a tree,
-	//	in that there can be multiple "top level children".  However, if you specify label,
-	//	then a special top level node (not corresponding to any item in the datastore) is
-	//	created, to father all the top level children.
-
-	// store: String||dojo.data.Store
-	//	The store to get data to display in the tree.
-	//	May remove for 2.0 in favor of "model".
-	store: null,
-
-	// model: dijit.Tree.model
-	//	Alternate interface from store to access data (and changes to data) in the tree
-	model: null,
-
-	// query: anything
-	//	Specifies datastore query to return the root item for the tree.
-	//
-	//	Deprecated functionality: if the query returns multiple items, the tree is given
-	//	a fake root node (not corresponding to any item in the data store), 
-	//	whose children are the items that match this query.
-	//
-	//	The root node is shown or hidden based on whether a label is specified.
-	//
-	//	Having a query return multiple items is deprecated.
-	//	If your store doesn't have a root item, wrap the store with
-	//	dijit.tree.ForestStoreModel, and specify model=myModel
-	//
-	// example:
-	//		{type:'continent'}
-	query: null,
-
-	// label: String
-	//	Deprecated.  Use dijit.tree.ForestStoreModel directly instead.
-	//	Used in conjunction with query parameter.
-	//	If a query is specified (rather than a root node id), and a label is also specified,
-	//	then a fake root node is created and displayed, with this label.
-	label: "",
-
-	// showRoot: Boolean
-	//	Should the root node be displayed, or hidden?
-	showRoot: true,
-
-	// childrenAttr: String[]
-	//		one ore more attributes that holds children of a tree node
-	childrenAttr: ["children"],
-
-	// openOnClick: Boolean
-	//		If true, clicking a folder node's label will open it, rather than calling onClick()
-	openOnClick: false,
-
-	templateString:"<div class=\"dijitTreeContainer\" waiRole=\"tree\"\n\tdojoAttachEvent=\"onclick:_onClick,onkeypress:_onKeyPress\">\n</div>\n",		
-
-	isExpandable: true,
-
-	isTree: true,
-
-	// persist: Boolean
-	//	enables/disables use of cookies for state saving.
-	persist: true,
-	
-	// dndController: String
-	//	class name to use as as the dnd controller
-	dndController: null,
-
-	//parameters to pull off of the tree and pass on to the dndController as its params
-	dndParams: ["onDndDrop","itemCreator","onDndCancel","checkAcceptance", "checkItemAcceptance"],
-
-	//declare the above items so they can be pulled from the tree's markup
-	onDndDrop:null,
-	itemCreator:null,
-	onDndCancel:null,
-	checkAcceptance:null,	
-	checkItemAcceptance:null,
-
-	_publish: function(/*String*/ topicName, /*Object*/ message){
-		// summary:
-		//		Publish a message for this widget/topic
-		dojo.publish(this.id, [dojo.mixin({tree: this, event: topicName}, message||{})]);
-	},
-
-	postMixInProperties: function(){
-		this.tree = this;
-
-		this._itemNodeMap={};
-
-		if(!this.cookieName){
-			this.cookieName = this.id + "SaveStateCookie";
-		}
-	},
-
-	postCreate: function(){
-		// load in which nodes should be opened automatically
-		if(this.persist){
-			var cookie = dojo.cookie(this.cookieName);
-			this._openedItemIds = {};
-			if(cookie){
-				dojo.forEach(cookie.split(','), function(item){
-					this._openedItemIds[item] = true;
-				}, this);
-			}
-		}
-		
-		// make template for container node (we will clone this and insert it into
-		// any nodes that have children)
-		var div = dojo.doc.createElement('div');
-		div.style.display = 'none';
-		div.className = "dijitTreeContainer";	
-		dijit.setWaiRole(div, "presentation");
-		this.containerNodeTemplate = div;
-
-		// Create glue between store and Tree, if not specified directly by user
-		if(!this.model){
-			this._store2model();
-		}
-
-		// monitor changes to items
-		this.connect(this.model, "onChange", "_onItemChange");
-		this.connect(this.model, "onChildrenChange", "_onItemChildrenChange");
-		// TODO: monitor item deletes so we don't end up w/orphaned nodes?
-
-		this._load();
-
-		this.inherited("postCreate", arguments);
-
-		if(this.dndController){
-			if(dojo.isString(this.dndController)){
-				this.dndController= dojo.getObject(this.dndController);
-			}	
-			var params={};
-			for (var i=0; i<this.dndParams.length;i++){
-				if(this[this.dndParams[i]]){
-					params[this.dndParams[i]]=this[this.dndParams[i]];
-				}
-			}
-			this.dndController= new this.dndController(this, params);
-		}
-	},
-
-	_store2model: function(){
-		// summary: user specified a store&query rather than model, so create model from store/query
-		this._v10Compat = true;
-		dojo.deprecated("Tree: from version 2.0, should specify a model object rather than a store/query");
-
-		var modelParams = {
-			id: this.id + "_ForestStoreModel",
-			store: this.store,
-			query: this.query,
-			childrenAttrs: this.childrenAttr
-		};
-
-		// Only override the model's mayHaveChildren() method if the user has specified an override
-		if(this.params.mayHaveChildren){
-			modelParams.mayHaveChildren = dojo.hitch(this, "mayHaveChildren");
-		}
-					
-		if(this.params.getItemChildren){
-			modelParams.getChildren = dojo.hitch(this, function(item, onComplete, onError){
-				this.getItemChildren((this._v10Compat && item === this.model.root) ? null : item, onComplete, onError);
-			});
-		}
-		this.model = new dijit.tree.ForestStoreModel(modelParams);
-		
-		// For backwards compatibility, the visibility of the root node is controlled by
-		// whether or not the user has specified a label
-		this.showRoot = Boolean(this.label);
-	},
-
-	_load: function(){
-		// summary: initial load of the tree
-		// load root node (possibly hidden) and it's children
-		this.model.getRoot(
-			dojo.hitch(this, function(item){
-				var rn = this.rootNode = new dijit._TreeNode({
-					item: item,
-					tree: this,
-					isExpandable: true,
-					label: this.label || this.getLabel(item)
-				});
-				if(!this.showRoot){
-					rn.rowNode.style.display="none";
-				}
-				this.domNode.appendChild(rn.domNode);
-				this._itemNodeMap[this.model.getIdentity(item)] = rn;
-
-				rn._updateLayout();		// sets "dijitTreeIsRoot" CSS classname
-
-				// load top level children
-				this._expandNode(rn);
-			}),
-			function(err){
-				console.error(this, ": error loading root: ", err);
-			}
-		);
-	},
-
-	////////////// Data store related functions //////////////////////
-	// These just get passed to the model; they are here for back-compat
-
-	mayHaveChildren: function(/*dojo.data.Item*/ item){
-		// summary
-		//		User overridable function to tell if an item has or may have children.
-		//		Controls whether or not +/- expando icon is shown.
-		//		(For efficiency reasons we may not want to check if an element actually
-		//		has children until user clicks the expando node)
-	},
-
-	getItemChildren: function(/*dojo.data.Item*/ parentItem, /*function(items)*/ onComplete){
-		// summary
-		// 		User overridable function that return array of child items of given parent item,
-		//		or if parentItem==null then return top items in tree
-	},
-
-	///////////////////////////////////////////////////////
-	// Functions for converting an item to a TreeNode
-	getLabel: function(/*dojo.data.Item*/ item){
-		// summary: user overridable function to get the label for a tree node (given the item)
-		return this.model.getLabel(item);	// String
-	},
-
-	getIconClass: function(/*dojo.data.Item*/ item, /*Boolean*/ opened){
-		// summary: user overridable function to return CSS class name to display icon
-		return (!item || this.model.mayHaveChildren(item)) ? (opened ? "dijitFolderOpened" : "dijitFolderClosed") : "dijitLeaf"
-	},
-
-	getLabelClass: function(/*dojo.data.Item*/ item, /*Boolean*/ opened){
-		// summary: user overridable function to return CSS class name to display label
-	},
-
-	/////////// Keyboard and Mouse handlers ////////////////////
-
-	_onKeyPress: function(/*Event*/ e){
-		// summary: translates keypress events into commands for the controller
-		if(e.altKey){ return; }
-		var treeNode = dijit.getEnclosingWidget(e.target);
-		if(!treeNode){ return; }
-
-		// Note: On IE e.keyCode is not 0 for printables so check e.charCode.
-		// In dojo charCode is universally 0 for non-printables.
-		if(e.charCode){  // handle printables (letter navigation)
-			// Check for key navigation.
-			var navKey = e.charCode;
-			if(!e.altKey && !e.ctrlKey && !e.shiftKey && !e.metaKey){
-				navKey = (String.fromCharCode(navKey)).toLowerCase();
-				this._onLetterKeyNav( { node: treeNode, key: navKey } );
-				dojo.stopEvent(e);
-			}
-		}else{  // handle non-printables (arrow keys)
-			var map = this._keyHandlerMap;
-			if(!map){
-				// setup table mapping keys to events
-				map = {};
-				map[dojo.keys.ENTER]="_onEnterKey";
-				map[this.isLeftToRight() ? dojo.keys.LEFT_ARROW : dojo.keys.RIGHT_ARROW]="_onLeftArrow";
-				map[this.isLeftToRight() ? dojo.keys.RIGHT_ARROW : dojo.keys.LEFT_ARROW]="_onRightArrow";
-				map[dojo.keys.UP_ARROW]="_onUpArrow";
-				map[dojo.keys.DOWN_ARROW]="_onDownArrow";
-				map[dojo.keys.HOME]="_onHomeKey";
-				map[dojo.keys.END]="_onEndKey";
-				this._keyHandlerMap = map;
-			}
-			if(this._keyHandlerMap[e.keyCode]){
-				this[this._keyHandlerMap[e.keyCode]]( { node: treeNode, item: treeNode.item } );	
-				dojo.stopEvent(e);
-			}
-		}
-	},
-
-	_onEnterKey: function(/*Object*/ message){
-		this._publish("execute", { item: message.item, node: message.node} );
-		this.onClick(message.item, message.node);
-	},
-
-	_onDownArrow: function(/*Object*/ message){
-		// summary: down arrow pressed; get next visible node, set focus there
-		var node = this._getNextNode(message.node);
-		if(node && node.isTreeNode){
-			this.focusNode(node);
-		}	
-	},
-
-	_onUpArrow: function(/*Object*/ message){
-		// summary: up arrow pressed; move to previous visible node
-
-		var node = message.node;
-
-		// if younger siblings		
-		var previousSibling = node.getPreviousSibling();
-		if(previousSibling){
-			node = previousSibling;
-			// if the previous node is expanded, dive in deep
-			while(node.isExpandable && node.isExpanded && node.hasChildren()){
-				// move to the last child
-				var children = node.getChildren();
-				node = children[children.length-1];
-			}
-		}else{
-			// if this is the first child, return the parent
-			// unless the parent is the root of a tree with a hidden root
-			var parent = node.getParent();
-			if(!(!this.showRoot && parent === this.rootNode)){
-				node = parent;
-			}
-		}
-
-		if(node && node.isTreeNode){
-			this.focusNode(node);
-		}
-	},
-
-	_onRightArrow: function(/*Object*/ message){
-		// summary: right arrow pressed; go to child node
-		var node = message.node;
-
-		// if not expanded, expand, else move to 1st child
-		if(node.isExpandable && !node.isExpanded){
-			this._expandNode(node);
-		}else if(node.hasChildren()){
-			node = node.getChildren()[0];
-			if(node && node.isTreeNode){
-				this.focusNode(node);
-			}
-		}
-	},
-
-	_onLeftArrow: function(/*Object*/ message){
-		// summary:
-		//		Left arrow pressed.
-		//		If not collapsed, collapse, else move to parent.
-
-		var node = message.node;
-
-		if(node.isExpandable && node.isExpanded){
-			this._collapseNode(node);
-		}else{
-			node = node.getParent();
-			if(node && node.isTreeNode){
-				this.focusNode(node);
-			}
-		}
-	},
-
-	_onHomeKey: function(){
-		// summary: home pressed; get first visible node, set focus there
-		var node = this._getRootOrFirstNode();
-		if(node){
-			this.focusNode(node);
-		}
-	},
-
-	_onEndKey: function(/*Object*/ message){
-		// summary: end pressed; go to last visible node
-
-		var node = this;
-		while(node.isExpanded){
-			var c = node.getChildren();
-			node = c[c.length - 1];
-		}
-
-		if(node && node.isTreeNode){
-			this.focusNode(node);
-		}
-	},
-
-	_onLetterKeyNav: function(message){
-		// summary: letter key pressed; search for node starting with first char = key
-		var node = startNode = message.node,
-			key = message.key;
-		do{
-			node = this._getNextNode(node);
-			//check for last node, jump to first node if necessary
-			if(!node){
-				node = this._getRootOrFirstNode();
-			}
-		}while(node !== startNode && (node.label.charAt(0).toLowerCase() != key));
-		if(node && node.isTreeNode){
-			// no need to set focus if back where we started
-			if(node !== startNode){
-				this.focusNode(node);
-			}
-		}
-	},
-
-	_onClick: function(/*Event*/ e){
-		// summary: translates click events into commands for the controller to process
-		var domElement = e.target;
-
-		// find node
-		var nodeWidget = dijit.getEnclosingWidget(domElement);	
-		if(!nodeWidget || !nodeWidget.isTreeNode){
-			return;
-		}
-
-		if( (this.openOnClick && nodeWidget.isExpandable) ||
-			(domElement == nodeWidget.expandoNode || domElement == nodeWidget.expandoNodeText) ){
-			// expando node was clicked, or label of a folder node was clicked; open it
-			if(nodeWidget.isExpandable){
-				this._onExpandoClick({node:nodeWidget});
-			}
-		}else{
-			this._publish("execute", { item: nodeWidget.item, node: nodeWidget} );
-			this.onClick(nodeWidget.item, nodeWidget);
-			this.focusNode(nodeWidget);
-		}
-		dojo.stopEvent(e);
-	},
-
-	_onExpandoClick: function(/*Object*/ message){
-		// summary: user clicked the +/- icon; expand or collapse my children.
-		var node = message.node;
-		
-		// If we are collapsing, we might be hiding the currently focused node.
-		// Also, clicking the expando node might have erased focus from the current node.
-		// For simplicity's sake just focus on the node with the expando.
-		this.focusNode(node);
-
-		if(node.isExpanded){
-			this._collapseNode(node);
-		}else{
-			this._expandNode(node);
-		}
-	},
-
-	onClick: function(/* dojo.data */ item, /*TreeNode*/ node){
-		// summary: user overridable function for executing a tree item
-	},
-
-	_getNextNode: function(node){
-		// summary: get next visible node
-
-		if(node.isExpandable && node.isExpanded && node.hasChildren()){
-			// if this is an expanded node, get the first child
-			return node.getChildren()[0];		// _TreeNode	
-		}else{
-			// find a parent node with a sibling
-			while(node && node.isTreeNode){
-				var returnNode = node.getNextSibling();
-				if(returnNode){
-					return returnNode;		// _TreeNode
-				}
-				node = node.getParent();
-			}
-			return null;
-		}
-	},
-
-	_getRootOrFirstNode: function(){
-		// summary: get first visible node
-		return this.showRoot ? this.rootNode : this.rootNode.getChildren()[0];
-	},
-
-	_collapseNode: function(/*_TreeNode*/ node){
-		// summary: called when the user has requested to collapse the node
-
-		if(node.isExpandable){
-			if(node.state == "LOADING"){
-				// ignore clicks while we are in the process of loading data
-				return;
-			}
-
-			node.collapse();
-			if(this.persist && node.item){
-				delete this._openedItemIds[this.model.getIdentity(node.item)];
-				this._saveState();
-			}
-		}
-	},
-
-	_expandNode: function(/*_TreeNode*/ node){
-		// summary: called when the user has requested to expand the node
-
-		if(!node.isExpandable){
-			return;
-		}
-
-		var model = this.model,
-			item = node.item;
-
-		switch(node.state){
-			case "LOADING":
-				// ignore clicks while we are in the process of loading data
-				return;
-
-			case "UNCHECKED":
-				// need to load all the children, and then expand
-				node.markProcessing();
-				var _this = this;
-				model.getChildren(item, function(items){
-						node.unmarkProcessing();
-						node.setChildItems(items);
-						_this._expandNode(node);
-					},
-					function(err){
-						console.error(_this, ": error loading root children: ", err);
-					});
-				break;
-
-			default:
-				// data is already loaded; just proceed
-				node.expand();
-				if(this.persist && item){
-					this._openedItemIds[model.getIdentity(item)] = true;
-					this._saveState();
-				}
-		}
-	},
-
-	////////////////// Miscellaneous functions ////////////////
-
-	blurNode: function(){
-		// summary
-		//	Removes focus from the currently focused node (which must be visible).
-		//	Usually not called directly (just call focusNode() on another node instead)
-		var node = this.lastFocused;
-		if(!node){ return; }
-		var labelNode = node.labelNode;
-		dojo.removeClass(labelNode, "dijitTreeLabelFocused");
-		labelNode.setAttribute("tabIndex", "-1");
-		dijit.setWaiState(labelNode, "selected", false);
-		this.lastFocused = null;
-	},
-
-	focusNode: function(/* _tree.Node */ node){
-		// summary
-		//	Focus on the specified node (which must be visible)
-
-		// set focus so that the label will be voiced using screen readers
-		node.labelNode.focus();
-	},
-
-	_onBlur: function(){
-		// summary:
-		// 		We've moved away from the whole tree.  The currently "focused" node
-		//		(see focusNode above) should remain as the lastFocused node so we can
-		//		tab back into the tree.  Just change CSS to get rid of the dotted border
-		//		until that time
-
-		this.inherited(arguments);
-		if(this.lastFocused){
-			var labelNode = this.lastFocused.labelNode;
-			dojo.removeClass(labelNode, "dijitTreeLabelFocused");	
-		}
-	},
-
-	_onTreeFocus: function(/*Widget*/ node){
-		// summary:
-		//		called from onFocus handler of treeitem labelNode to set styles, wai state and tabindex
-		//		for currently focused treeitem.
-		
-		if (node){
-			if(node != this.lastFocused){
-				this.blurNode();
-			}
-			var labelNode = node.labelNode;
-			// set tabIndex so that the tab key can find this node
-			labelNode.setAttribute("tabIndex", "0");
-			dijit.setWaiState(labelNode, "selected", true);
-			dojo.addClass(labelNode, "dijitTreeLabelFocused");
-			this.lastFocused = node;
-		}
-	},
-
-	//////////////// Events from the model //////////////////////////
-	
-	_onItemDelete: function(/*Object*/ item){
-		//summary: delete event from the store
-		// TODO: currently this isn't called, and technically doesn't need to be,
-		// but it would help with garbage collection
-
-		var identity = this.model.getIdentity(item);
-		var node = this._itemNodeMap[identity];
-
-		if(node){
-			var parent = node.getParent();
-			if(parent){
-				// if node has not already been orphaned from a _onSetItem(parent, "children", ..) call...
-				parent.removeChild(node);
-			}
-			delete this._itemNodeMap[identity];
-			node.destroyRecursive();
-		}
-	},
-
-	_onItemChange: function(/*Item*/ item){
-		//summary: set data event on an item in the store
-		var model = this.model,
-			identity = model.getIdentity(item),
-			node = this._itemNodeMap[identity];
-
-		if(node){
-			node.setLabelNode(this.getLabel(item));
-			node._updateItemClasses(item);
-		}
-	},
-
-	_onItemChildrenChange: function(/*dojo.data.Item*/ parent, /*dojo.data.Item[]*/ newChildrenList){
-		//summary: set data event on an item in the store
-		var model = this.model,
-			identity = model.getIdentity(parent),
-			parentNode = this._itemNodeMap[identity];
-
-		if(parentNode){
-			parentNode.setChildItems(newChildrenList);
-		}
-	},
-
-	/////////////// Miscellaneous funcs
-	
-	_saveState: function(){
-		//summary: create and save a cookie with the currently expanded nodes identifiers
-		if(!this.persist){
-			return;
-		}
-		var ary = [];
-		for(var id in this._openedItemIds){
-			ary.push(id);
-		}
-		dojo.cookie(this.cookieName, ary.join(","));
-	},
-
-	destroy: function(){
-		if(this.rootNode){
-			this.rootNode.destroyRecursive();
-		}
-		this.rootNode = null;
-		this.inherited(arguments);
-	},
-	
-	destroyRecursive: function(){
-		// A tree is treated as a leaf, not as a node with children (like a grid),
-		// but defining destroyRecursive for back-compat.
-		this.destroy();
-	}
-});
-
-
-dojo.declare(
-	"dijit.tree.TreeStoreModel",
-	null,
-{
-	// summary
-	//		Implements dijit.Tree.model connecting to a store with a single
-	//		root item.  Any methods passed into the constructor will override
-	//		the ones defined here.
-
-	// store: dojo.data.Store
-	//		Underlying store
-	store: null,
-
-	// childrenAttrs: String[]
-	//		one ore more attributes that holds children of a tree node
-	childrenAttrs: ["children"],
-	
-	// root: dojo.data.Item
-	//		Pointer to the root item (read only, not a parameter)
-	root: null,
-
-	// query: anything
-	//		Specifies datastore query to return the root item for the tree.
-	//		Must only return a single item.   Alternately can just pass in pointer
-	//		to root item.
-	// example:
-	//		{id:'ROOT'}
-	query: null,
-
-	constructor: function(/* Object */ args){
-		// summary: passed the arguments listed above (store, etc)
-		dojo.mixin(this, args);
-
-		this.connects = [];
-
-		var store = this.store;
-		if(!store.getFeatures()['dojo.data.api.Identity']){
-			throw new Error("dijit.Tree: store must support dojo.data.Identity");			
-		}
-
-		// if the store supports Notification, subscribe to the notification events
-		if(store.getFeatures()['dojo.data.api.Notification']){
-			this.connects = this.connects.concat([
-				dojo.connect(store, "onNew", this, "_onNewItem"),
-				dojo.connect(store, "onDelete", this, "_onDeleteItem"),
-				dojo.connect(store, "onSet", this, "_onSetItem")
-			]);
-		}
-	},
-
-	destroy: function(){
-		dojo.forEach(this.connects, dojo.disconnect);
-	},
-
-	// =======================================================================
-	// Methods for traversing hierarchy
-
-	getRoot: function(onItem, onError){
-		// summary:
-		//		Calls onItem with the root item for the tree, possibly a fabricated item.
-		//		Calls onError on error.
-		if(this.root){
-			onItem(this.root);
-		}else{
-			this.store.fetch({
-				query: this.query,
-				onComplete: dojo.hitch(this, function(items){
-					if(items.length != 1){
-						throw new Error(this.declaredClass + ": query " + query + " returned " + items.length +
-						 	" items, but must return exactly one item");
-					}
-					this.root = items[0];
-					onItem(this.root);
-				}),
-				onError: onError
-			});
-		}
-	},
-
-	mayHaveChildren: function(/*dojo.data.Item*/ item){
-		// summary
-		//		Tells if an item has or may have children.  Implementing logic here
-		//		avoids showing +/- expando icon for nodes that we know don't have children.
-		//		(For efficiency reasons we may not want to check if an element actually
-		//		has children until user clicks the expando node)
-		return dojo.some(this.childrenAttrs, function(attr){
-			return this.store.hasAttribute(item, attr);
-		}, this);
-	},
-
-	getChildren: function(/*dojo.data.Item*/ parentItem, /*function(items)*/ onComplete, /*function*/ onError){
-		// summary
-		// 		Calls onComplete() with array of child items of given parent item, all loaded.
-
-		var store = this.store;
-
-		// get children of specified item
-		var childItems = [];
-		for (var i=0; i<this.childrenAttrs.length; i++){
-			var vals = store.getValues(parentItem, this.childrenAttrs[i]);
-			childItems = childItems.concat(vals);
-		}
-
-		// count how many items need to be loaded
-		var _waitCount = 0;
-		dojo.forEach(childItems, function(item){ if(!store.isItemLoaded(item)){ _waitCount++; } });
-
-		if(_waitCount == 0){
-			// all items are already loaded.  proceed...
-			onComplete(childItems);
-		}else{
-			// still waiting for some or all of the items to load
-			var onItem = function onItem(item){
-				if(--_waitCount == 0){
-					// all nodes have been loaded, send them to the tree
-					onComplete(childItems);
-				}
-			}
-			dojo.forEach(childItems, function(item){
-				if(!store.isItemLoaded(item)){
-					store.loadItem({
-						item: item,
-						onItem: onItem,
-						onError: onError
-					});
-				}
-			});
-		}
-	},
-
-	// =======================================================================
-	// Inspecting items
-
-	getIdentity: function(/* item */ item){
-		return this.store.getIdentity(item);	// Object
-	},
-
-	getLabel: function(/*dojo.data.Item*/ item){
-		// summary: get the label for an item
-		return this.store.getLabel(item);	// String
-	},
-
-	// =======================================================================
-	// Write interface
-
-	newItem: function(/* Object? */ args, /*Item*/ parent){
-		// summary
-		//		Creates a new item.   See dojo.data.api.Write for details on args.
-		//		Used in drag & drop when item from external source dropped onto tree.
-		var pInfo = {parent: parent, attribute: this.childrenAttrs[0]};
-		return this.store.newItem(args, pInfo);
-	},
-
-	pasteItem: function(/*Item*/ childItem, /*Item*/ oldParentItem, /*Item*/ newParentItem, /*Boolean*/ bCopy){
-		// summary
-		//		Move or copy an item from one parent item to another.
-		//		Used in drag & drop
-		var store = this.store,
-			parentAttr = this.childrenAttrs[0];	// name of "children" attr in parent item
-
-		// remove child from source item, and record the attributee that child occurred in	
-		if(oldParentItem){
-			dojo.forEach(this.childrenAttrs, function(attr){
-				if(store.containsValue(oldParentItem, attr, childItem)){
-					if(!bCopy){
-						var values = dojo.filter(store.getValues(oldParentItem, attr), function(x){
-							return x != childItem;
-						});
-						store.setValues(oldParentItem, attr, values);
-					}
-					parentAttr = attr;
-				}
-			});
-		}
-
-		// modify target item's children attribute to include this item
-		if(newParentItem){
-			store.setValues(newParentItem, parentAttr,
-				store.getValues(newParentItem, parentAttr).concat(childItem));
-		}
-	},
-
-	// =======================================================================
-	// Callbacks
-	
-	onChange: function(/*dojo.data.Item*/ item){
-		// summary
-		//		Callback whenever an item has changed, so that Tree
-		//		can update the label, icon, etc.   Note that changes
-		//		to an item's children or parent(s) will trigger an
-		//		onChildrenChange() so you can ignore those changes here.
-	},
-
-	onChildrenChange: function(/*dojo.data.Item*/ parent, /*dojo.data.Item[]*/ newChildrenList){
-		// summary
-		//		Callback to do notifications about new, updated, or deleted items.
-	},
-
-	// =======================================================================
-	///Events from data store
-
-	_onNewItem: function(/* dojo.data.Item */ item, /* Object */ parentInfo){
-		// summary: handler for when new items appear in the store.
-
-		//	In this case there's no correspond onSet() call on the parent of this
-		//	item, so need to get the new children list of the parent manually somehow.
-		if(!parentInfo){
-			return;
-		}
-		this.getChildren(parentInfo.item, dojo.hitch(this, function(children){
-			// NOTE: maybe can be optimized since parentInfo contains the new and old attribute value
-			this.onChildrenChange(parentInfo.item, children);
-		}));
-	},
-	
-	_onDeleteItem: function(/*Object*/ item){
-		// summary: handler for delete notifications from underlying store
-	},
-
-	_onSetItem: function(/* item */ item, 
-					/* attribute-name-string */ attribute, 
-					/* object | array */ oldValue,
-					/* object | array */ newValue){
-		//summary: set data event on an item in the store
-	
-		if(dojo.indexOf(this.childrenAttrs, attribute) != -1){
-			// item's children list changed
-			this.getChildren(item, dojo.hitch(this, function(children){
-				// NOTE: maybe can be optimized since parentInfo contains the new and old attribute value
-				this.onChildrenChange(item, children);
-			}));
-		}else{
-			// item's label/icon/etc. changed.
-			this.onChange(item);
-		}
-	}
-});
-
-dojo.declare("dijit.tree.ForestStoreModel", dijit.tree.TreeStoreModel, {
-	// summary
-	//		Interface between Tree and a dojo.store that doesn't have a root item, ie,
-	//		has multiple "top level" items.
-	//
-	// description
-	//		Use this class to wrap a dojo.store, making all the items matching the specified query
-	//		appear as children of a fabricated "root item".  If no query is specified then all the
-	//		items returned by fetch() on the underlying store become children of the root item.
-	//		It allows dijit.Tree to assume a single root item, even if the store doesn't have one.
-
-	// Parameters to constructor
-
-	// rootId: String
-	//	ID of fabricated root item
-	rootId: "$root$",
-
-	// rootLabel: String
-	//	Label of fabricated root item
-	rootLabel: "ROOT",
-
-	// query: String
-	//	Specifies the set of children of the root item.
-	// example:
-	//		{type:'continent'}
-	query: null,
-
-	// End of parameters to constructor
-
-	constructor: function(params){
-		// Make dummy root item
-		this.root = {
-			store: this,
-			root: true,
-			id: params.rootId,
-			label: params.rootLabel,
-			children: params.rootChildren	// optional param
-		};
-	},
-
-	// =======================================================================
-	// Methods for traversing hierarchy
-
-	mayHaveChildren: function(/*dojo.data.Item*/ item){
-		// summary
-		//		Tells if an item has or may have children.  Implementing logic here
-		//		avoids showing +/- expando icon for nodes that we know don't have children.
-		//		(For efficiency reasons we may not want to check if an element actually
-		//		has children until user clicks the expando node)
-		return item === this.root || this.inherited(arguments);
-	},
-
-	getChildren: function(/*dojo.data.Item*/ parentItem, /*function(items)*/ callback, /*function*/ onError){
-		// summary
-		// 		Calls onComplete() with array of child items of given parent item, all loaded.
-		if(parentItem === this.root){
-			if(this.root.children){
-				// already loaded, just return
-				callback(this.root.children);
-			}else{
-				this.store.fetch({
-					query: this.query,
-					onComplete: dojo.hitch(this, function(items){
-						this.root.children = items;
-						callback(items);
-					}),
-					onError: onError
-				});
-			}
-		}else{
-			this.inherited(arguments);
-		}
-	},
-
-	// =======================================================================
-	// Inspecting items
-
-	getIdentity: function(/* item */ item){
-		return (item === this.root) ? this.root.id : this.inherited(arguments);
-	},
-
-	getLabel: function(/* item */ item){
-		return	(item === this.root) ? this.root.label : this.inherited(arguments);
-	},
-
-	// =======================================================================
-	// Write interface
-
-	newItem: function(/* Object? */ args, /*Item*/ parent){
-		// summary
-		//		Creates a new item.   See dojo.data.api.Write for details on args.
-		//		Used in drag & drop when item from external source dropped onto tree.
-		if(parent===this.root){
-			this.onNewRootItem(args);
-			return this.store.newItem(args);
-		}else{
-			return this.inherited(arguments);
-		}
-	},
- 
-	onNewRootItem: function(args){
-		// summary:
-		//		User can override this method to modify a new element that's being
-		//		added to the root of the tree, for example to add a flag like root=true
-	},
-
-	pasteItem: function(/*Item*/ childItem, /*Item*/ oldParentItem, /*Item*/ newParentItem, /*Boolean*/ bCopy){
-		// summary
-		//		Move or copy an item from one parent item to another.
-		//		Used in drag & drop
-		if(oldParentItem === this.root){
-			if(!bCopy){
-				// It's onLeaveRoot()'s responsibility to modify the item so it no longer matches
-				// this.query... thus triggering an onChildrenChange() event to notify the Tree
-				// that this element is no longer a child of the root node
-				this.onLeaveRoot(childItem);
-			}
-		}
-		dijit.tree.TreeStoreModel.prototype.pasteItem.call(this, childItem,
-			oldParentItem === this.root ? null : oldParentItem,
-			newParentItem === this.root ? null : newParentItem
-		);
-		if(newParentItem === this.root){
-			// It's onAddToRoot()'s responsibility to modify the item so it matches
-			// this.query... thus triggering an onChildrenChange() event to notify the Tree
-			// that this element is now a child of the root node
-			this.onAddToRoot(childItem);
-		}
-	},
-
-	// =======================================================================
-	// Callbacks
-	
-	onAddToRoot: function(/* item */ item){
-		// summary
-		//		Called when item added to root of tree; user must override
-		//		to modify the item so that it matches the query for top level items
-		// example
-		//	|	store.setValue(item, "root", true);
-		console.log(this, ": item ", item, " added to root");
-	},
-
-	onLeaveRoot: function(/* item */ item){
-		// summary
-		//		Called when item removed from root of tree; user must override
-		//		to modify the item so it doesn't match the query for top level items
-		// example
-		// 	|	store.unsetAttribute(item, "root");
-		console.log(this, ": item ", item, " removed from root");
-	},
-	
-	// =======================================================================
-	// Events from data store
-
-	_requeryTop: function(){
-		// reruns the query for the children of the root node,
-		// sending out an onSet notification if those children have changed
-		var _this = this,
-			oldChildren = this.root.children;
-		this.store.fetch({
-			query: this.query,
-			onComplete: function(newChildren){
-				_this.root.children = newChildren;
-
-				// If the list of children or the order of children has changed...	
-				if(oldChildren.length != newChildren.length ||
-					dojo.some(oldChildren, function(item, idx){ return newChildren[idx] != item;})){
-					_this.onChildrenChange(_this.root, newChildren);
-				}
-			}
-		});
-	},
-
-	_onNewItem: function(/* dojo.data.Item */ item, /* Object */ parentInfo){
-		// summary: handler for when new items appear in the store.
-
-		//		In theory, any new item could be a top level item.
-		//		Do the safe but inefficient thing by requerying the top
-		//		level items.   User can override this function to do something
-		//		more efficient.
-		this._requeryTop();
-
-		this.inherited(arguments);
-	},
-
-	_onDeleteItem: function(/*Object*/ item){
-		// summary: handler for delete notifications from underlying store
-
-		// check if this was a child of root, and if so send notification that root's children
-		// have changed
-		if(dojo.indexOf(this.root.children, item) != -1){
-			this._requeryTop();
-		}
-
-		this.inherited(arguments);
-	}
-});
-
-}
-- 
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