컴포넌트 만들기

MyButton.mxml

<?xml version="1.0" encoding="utf-8"?>
<mx:Button xmlns:mx="http://www.adobe.com/2006/mxml" width="70" height="32" click="onClick();">
 <mx:Script>
  <![CDATA[
   import mx.controls.Alert;
   private function onClick() : void
   {
    mx.controls.Alert.show("Button Clicked");
   }
  ]]>
 </mx:Script>
</mx:Button>

Study.mxml

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" xmlns:nsl="*">
 <nsl:MyButton x="23" y="26" width="105" />
</mx:Application>