Add event handler for application : Application Event « Container « Flex

1. Flex
2. Container
3. Application Event

Add event handler for application

            
<?xml version="1.0"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
    creationComplete="initApp()">
    <mx:Script>
    private function initApp():void {
        application.addEventListener(KeyboardEvent.KEY_UP, keyHandler);
        my_vbox.addEventListener(KeyboardEvent.KEY_UP, keyHandler);
        my_textinput.addEventListener(KeyboardEvent.KEY_UP, keyHandler);
        my_textinput.setFocus();
    }
    private function keyHandler(event:KeyboardEvent):void {
        trace(event.target + "(" + event.currentTarget + "): " + event.keyCode + "/" + event.charCode);
    }
  </mx:Script>
    <mx:VBox id="my_vbox">
        <mx:TextInput id="my_textinput" />
    </mx:VBox>
</mx:Application>

   
    
    
    
    
    
    
    
    
    
    
    
  

Related examples in the same category

1.	Application creationComplete event
2.	Application initialize event
3.	Use Application control's initialize event
4.	preinitialize, initialize, creationComplete events for Application
5.	Application complete event
6.	Application click event