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<mx:DataGridColumn  dataField="level"  labelFunction="formatiImg"/>
/*** äÖȾÆ÷½Ó¿Ú***/
 private var itemRenderImg:PerfStutsIFactory = new PerfStutsIFactory();
/*** ת»»µÈ¼¶Í¼Æ¬***/
     private function formatiImg(item:Object,column:DataGridColumn):void{
         itemRenderImg.data=item;
         column.itemRenderer=itemRenderImg; 
     }
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PerfStutsIFactory.as
package  com.vv.shop.fx
{
 import mx.core.IFactory;
 
 public class PerfStutsIFactory implements IFactory  
    {  
     public var data:Object;
        public function PerfStutsIFactory(){  
            super();  
        }  
          
        public function newInstance():*{  
            //ʵÀý»¯äÖȾÆ÷£¬ÊµÏÖ¾ßÌ幦ÄÜ  
          var  imgRenderer:ImgPerfRenderer =  new ImgPerfRenderer();  
               imgRenderer.data=data;
             return imgRenderer;
        }  
    }  
}&nb


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public class A
{
¡¡¡¡public var vo:B
}
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public static function registerClass():void
  {
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