Problem getting the selecteditem in tree while fetching data through httpserivces

Question

I have a mxml file in which a want to display data in tree structure. The supplied to the tree is fetched from database through httpservice
the mxml file content is :
<?xml version="1.0" encoding="utf-8"?><mx:Application 
xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete ="getMenu.send();">
<mx:HTTPService id="
getMenu"method="
GET"url="
http://172.17.26.55:7001/frmwk/MenuData"resultFormat="
e4x"result="resultHandler(event)"
useProxy="
false" 
/>  
<mx:Script>
<![CDATA[
import mx.controls.Alert; 
import mx.rpc.events.FaultEvent;  
import mx.rpc.events.ResultEvent;  
import mx.collections.XMLListCollection; 
import mx.events.CloseEvent; 
private var companyData:XML = new XML; 
private var Menu:XMLListCollection; 
private function resultHandler(event:ResultEvent):void{ 
companyData = event.result
as XML;Menu =
new XMLListCollection(companyData.MENU);tree.dataProvider=Menu;
private function getSelected():void{ 
Alert.show(
"selected--->"+tree.selectedItem);}
]]>
</mx:Script>
<mx:Label text="Tree with XML data"/>
<mx:Tree id="tree" top="100" left="400" labelField="@title" height="224" width="179"dragEnabled="
false" dropEnabled="false" allowMultipleSelection="true" 
/>
<mx:Button label="get Selected item" click="getSelected()" x="400" y="450"/>
When i try to get the selected item is is giving me null
Please help !!
thanks in advance.

Answer 1

How are you selecting the item? How many items are you selecting?