Other folks have complained about the XML to object conversion. Start adding trace statements to see if your data is coming over correctly.
________________________________ From: flexcoders@yahoogroups.com [mailto:[EMAIL PROTECTED] On Behalf Of sk_acura Sent: Monday, March 24, 2008 3:44 PM To: flexcoders@yahoogroups.com Subject: [flexcoders] Re: Unable to view the TreeNode after adding the ArrayCollection Elements.. Hi All, When i run this as a Standalone application the tree is getting displayed.. The same code worked in Flex 2 , Flex 3 Beta versions and now i switched the Flex SDK to (flex_sdk_3.0.0.477) and all of a sudden the Tree won't show up and no errors in any of the logs !! Regards Mars --- In flexcoders@yahoogroups.com <mailto:flexcoders%40yahoogroups.com> , "sk_acura" <[EMAIL PROTECTED]> wrote: > > Hi All, > > I have a simple code where the Tree Elements are being added using > the ArrayCollection as the dataProvider. > > I don't see any Errors but i don't see the Tree as well !! > > I am using BlazeDS and Java Code on the sever side.. > > Here is my Code..(init() is being called in createComplete) > [CODE] > <mx:VBox width="40%" height="100%"> > <mx:Tree id="collectionTree" > labelFunction="treeLabel" > dataProvider="{domainArrayCollection}" > selectionColor="#ffff33" > showRoot="true" > backgroundColor="#ffffff" > width="100%" height="100%" > change="getNodeInfo(event)" > textSelectedColor="#ff3333"> > </mx:Tree> > </mx:VBox> > > private function init():void{ > trace("Here in init()"); > modelNavigator = new RemoteObject("MyCollectionNavigatorFacade"); > getCollections(); > trace("Here after getCollections()"); > this.addEventListener(FocusViewEvent.EVENT_FOCUS_WINDOW,this.onFocusWind ow); > trace("After adding the Event Listener 1"); > MyEventDispatcher.getInstance().addEventListener(FocusViewEvent.EVENT_FO CUS_WINDOW,this.onFocusWindow); > trace("After adding the Event Listener 2"); > } > > public function getCollections():void{ > trace("Here in getCollections()"); > if(modelNavigator!=null){ > var at:AsyncToken=modelNavigator.getCollectionNodes(); > at.addResponder(new ItemResponder(displayCollectoions, faultHandler)); > } > else{ > Alert.show("Unable to communicate with the modelNavigator @@@@"); > } > } > > private function displayCollectoions(resultObj:Object, > token:Object=null):void { > > this.domainArrayCollection = new ArrayCollection(); > this.collectionsList = resultObj.result as ArrayCollection; > if(collectionsList!=null && collectionsList.length>0){ > for(var j:int=0;j<collectionsList.length;j++){ > var obj:Object = this.collectionsList.getItemAt(j); > trace(" Object Type ="+obj); > var modelNode:Node = Node (obj); > domainArrayCollection.addItem(modelNode); > } > trace("No.of Elements in the domainArrayCollection > ="+domainArrayCollection.length); > } > else{ > Alert.show("No Collections Exists!!!!"); > } > } > > public function treeLabel( item:Object ) : String > { > var node:Node = null; > node = Node(item); > //trace(" Here in treeLabel and Node ="+node.className); > return node.nodeLabel; > } > [/CODE] > Here is my trace output > [OUTPUT] > Here in init() > Here in getCollections() > Here after getCollections() > After adding the Event Listener 1 > After adding the Event Listener 2 > Here in displayCollectoions & resultObj.result =[object Node],[object > Node] > Object Type =[object Node] > Element Type =[object Node] > Node =1234 childElements =2 > Object Type =[object Node] > Element Type =[object Node] > Node =2234 childElements =2 > No.of Elements in the domainArrayCollection =2 > [/OUTPUT] > > I am not sure why the tree is not showing up.. >
