Open event for ComboBox : ComboBox Event « Components « Flex

1. Flex
2. Components
3. ComboBox Event

Open event for ComboBox

    

<?xml version="1.0"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">
    <mx:Script>
        
        import flash.events.Event;
        import mx.events.DropdownEvent;

        private function dropEvt(event:DropdownEvent):void {
            forChange.text+=event.type + "\n";
        }

        private function changeEvt(event:Event):void {
            forChange.text+=event.currentTarget.selectedItem.label + " " + event.currentTarget.selectedIndex + "\n";
        }
      
    </mx:Script>
    <mx:ComboBox open="dropEvt(event)" close="dropEvt(event)" change="changeEvt(event)">
        <mx:ArrayCollection>
            <mx:Object label="A" data="AA" />
            <mx:Object label="B" data="BB" />
            <mx:Object label="C" data="CC" />
        </mx:ArrayCollection>
    </mx:ComboBox>
    <mx:TextArea id="forChange" width="150" height="100%" />
</mx:Application>

   
    
    
    
  

Related examples in the same category

1.	Close event for ComboBox
2.	Change event for ComboBox
3.	Use changeEvent to display value
4.	open event and change event for ComboBox
5.	ComboBox change event
6.	Information from ComboBox events