Using the Iris effect on the button : Iris Effect « Effects « Flex

1. Flex
2. Effects
3. Iris Effect

Using the Iris effect on the button

    
<?xml version="1.0"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
    backgroundColor="white">
    <mx:Iris id="myEffect" />
    <mx:Button label="Click on me" mouseDownEffect="{myEffect}" />
</mx:Application>

   
    
    
    
  

Related examples in the same category

1.	Iris effect
2.	Iris And Zoom