Это вставить в
рендерер

Код AS3:
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
layout="absolute"
creationComplete="htSer.send()"
>
<mx:Script>
<![CDATA[
import mx.rpc.events.ResultEvent;
private function resultHandler(event:ResultEvent):void
{
trace(event.result);
trace(htSer.lastResult.children());
}
]]>
</mx:Script>
<mx:HTTPService
url="info.xml"
id="htSer"
resultFormat="e4x"
result="resultHandler(event)"
/>
<mx:List
dataProvider="{htSer.lastResult.children()}"
width="373"
>
<mx:itemRenderer>
<mx:Component>
<mx:Text>
<mx:Script>
<![CDATA[
override public function set data(value:Object):void
{
text = (value as XML).@id;
}
]]>
</mx:Script>
</mx:Text>
</mx:Component>
</mx:itemRenderer>
</mx:List>
</mx:Application>