<?xml version="1.0"?>
  <mx:TextInput xmlns:mx="http://www.adobe.com/2006/mxml" 
          focusIn="dispatchEvent(new Event('glowOn'))" 
          focusOut="dispatchEvent(new Event('glowOff'))">
  
      <mx:Metadata>
        <!-- Define the events and effect triggers using the Event and Effect metadata tags -->
        [Event(name="glowOn", type="flash.events.Event")]
        [Event(name="glowOff", type="flash.events.Event")]
        [Effect(name="glowOnEffect", event="glowOn")]
        [Effect(name="glowOffEffect", event="glowOff")]
      </mx:Metadata>
    
      <mx:Script>
        <![CDATA[
          import flash.events.Event;
              
            public function set glow(on:Boolean):void{
              if(on){
                dispatchEvent(new Event('glowOn'));
              } else {
                dispatchEvent(new Event('glowOff'));
              }
            }
          ]]>
      </mx:Script>
  
  </mx:TextInput>