Flex中List自己定义itemrenderer

<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" 
               xmlns:s="library://ns.adobe.com/flex/spark" 
               xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600">
    <s:layout>
        <s:BasicLayout/>
    </s:layout>
    <fx:Declarations>
        <!-- 将非可视元素（例如服务、值对象）放在此处 -->
    </fx:Declarations>
    
    <fx:Script>
        <![CDATA[
            import mx.collections.ArrayCollection;
            import mx.events.FlexEvent;

            [Bindable]
            private var dataArr:ArrayCollection = new ArrayCollection([
                {id:0,label:"2"},
                {id:1,label:"54"},
                {id:2,label:"6fg"},
                {id:3,label:"td"},
                {id:4,label:"434"},
                {id:5,label:"241"},
                {id:6,label:"743"}]);
        ]]>
    </fx:Script>
    
    <s:List x="90" y="51" width="161" height="71" dataProvider="{dataArr}"
            itemRenderer="ListItemRenderer" >
    </s:List>
</s:Application>