mustella/tests/gumbo/components/ComboBox/SWFs/comps/Custom_CB_LabelFunc.mxml

<s:ComboBox 
    xmlns:fx="http://ns.adobe.com/mxml/2009"     
    xmlns:s="library://ns.adobe.com/flex/spark"        
    height="24" width="147"
    labelFunction="myLabelFunc">
    
	<fx:Script>
    	<![CDATA[  
			private function myLabelFunc(item:String):String
			{
				var retStr:String = "Apache ";
				return retStr + item;
			}
			
			private function myLabelFunc2(item:String):String
			{
				var retStr:String = "ASF ";
				return retStr + item;
			}		
			
			public function changeLabelFunc():void
			{
				this.labelFunction = myLabelFunc2;
			}
    	]]>   
    </fx:Script>    
        
   <s:dataProvider>
       	<s:ArrayCollection>
       		<fx:String>Product A</fx:String>
       		<fx:String>Product B</fx:String>
       		<fx:String>Product C</fx:String>
       		<fx:String>Product D</fx:String>
       		<fx:String>Product E</fx:String>
       		<fx:String>Product F</fx:String>
   		</s:ArrayCollection>
	</s:dataProvider>
        	
</s:ComboBox>