[etc]

Обычная подписка:

package {
    import flash.events.Event;
    import flash.display.Sprite;
    import Receiver;
    public class Dispatcher extends Sprite {
        public function Dispatcher() {
            super();
            var receiver:Receiver = new Receiver();
            this.addEventListener(Event.ENTER_FRAME,receiver.enterFrameHandler);
        }
    }
}

package {
    import flash.events.Event;
    public class Receiver() {
        public function Receiver() {
        }
        public function enterFrameHandler(event:Event):void {
            trace(this+'.enterFrameHandler()');
        }
    }
}