[fljot]

package {
	import flash.events.Event;
	public class MyEvent extends Event
	{
		public static const HAPPENED:String = 'happened';
		public static const SMTH_HAPPENED:String = 'smthHappened';
		
		public function MyEvent(type:String):void
		{
			super(type);
		}
		override public function toString():String
		{
			return formatToString("MyEvent", "type", "bubbles", "cancelable", "eventPhase");
		}
		override public function clone():MyEvent
		{
			return new MyEvent(type);
		}
	}
}

обратите внимание на всякое