as3自定义事件

 1 package EventPackage
 2 {
 3     import flash.events.Event;
 4     
 5     /**
 6      * 
 7      * @author tqr <br />
 8      * 创建时间：2015-2-6 下午5:55:49
 9      */
10     public class MyEvent extends Event
11     {
12         private var _data:*;
13         
14         public function get data():*{
15             return _data;
16         }
17         
18         public function MyEvent(type:String, $data:*, bubbles:Boolean=false, cancelable:Boolean=false)
19         {
20             super(type, bubbles, cancelable);
21             this._data = $data;
22         }
23         
24         public override function clone():Event{
25             return new MyEvent(this.type, this._data, this.bubbles, this.cancelable);
26         }
27     }
28 }