Flex 在 ViewStack中使用 Repeater实现动态加载系统的不同模块

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
layout="absolute" backgroundGradientColors="[#ffffff, #ffffff]"
width="709" height="488">
        <mx:ToggleButtonBar x="10" y="10" width="433" height="31" dataProvider="viewstack1">
        </mx:ToggleButtonBar>
        <mx:ArrayCollection id="Pages">
                <mx:Object Label="Action1" Data="1.swf"/>
                <mx:Object Label="Action2" Data="2.swf"/>
                <mx:Object Label="Action3" Data="3.swf"/>
                <mx:Object Label="Action4" Data="4.swf"/>
        </mx:ArrayCollection>

        <mx:ViewStack x="10" y="49" id="viewstack1" width="433" height="232">
                <mx:Repeater id="rp" dataProvider="{Pages}">
                        <mx:VBox label="{rp.currentItem.Label}" width="100%" height="100%" >
                                <mx:SWFLoader source="{rp.currentItem.Data}" x="0" y="0" width="404" height="159" autoLoad="true"/>
                        </mx:VBox>
                </mx:Repeater>
        </mx:ViewStack>
</mx:Application>