ComboBox Selected Index : ComboBox Selection « Components « Flex

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2. Components
3. ComboBox Selection

ComboBox Selected Index

       
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical">
  
  <mx:Script>
    
      import mx.controls.Alert;
      private function changeHandler(event:Event):void
      {
        if (categoryList.selectedIndex == 0)
        {
          Alert.show("You selected all categories", "Everything!");
        }
        else
        {
          Alert.show("You selected " + categoryList.selectedItem, "One Thing!");
        }
      } 
  
  </mx:Script>
  
  <mx:ComboBox id="categoryList" change="changeHandler(event)">
    <mx:dataProvider>
      <mx:String>All Categories</mx:String>
      <mx:String>A</mx:String>
      <mx:String>B</mx:String>
      <mx:String>C</mx:String>
      <mx:String>D</mx:String>
    </mx:dataProvider>
  </mx:ComboBox>
  
</mx:Application>

   
    
    
    
    
    
    
  

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