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Custom event listener example

/ Published in: ActionScript
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  1. //MAIN.as
  2.  
  3.  
  4. package  {
  5. 	import flash.display.MovieClip;
  6. 	import flash.events.MouseEvent;
  7. 	import flash.events.Event;
  8.  
  9. 	public class Main extends MovieClip{
  10.  
  11.  
  12. 		//public static const customEvent:String  = "customEvent";
  13.  
  14. 		public function Main() {
  15. 			// constructor code
  16. 			var ball:Ball = new Ball(this);
  17. 			addChild(ball);ball.x = 100; ball.y = 100;
  18. 			ball.addEventListener("my event", listenForClick);
  19.  
  20.  
  21.  
  22. 		}
  23.  
  24.  
  25. 		// listening to the ball
  26. 		private function listenForClick (evt:Event) : void {
  27. 			trace("i hear it"+evt.target);
  28. 			evt.target.alpha = .4;
  29. 		}
  30.  
  31. 		// run from the ball
  32. 		public function init (passed:String) : void {
  33. 			trace("initalise "+passed);
  34. 		}
  35.  
  36. 	}
  37.  
  38.  
  39.  
  40.  
  41. //BALL.as
  42.  
  43. package  {
  44. 	import flash.display.MovieClip;
  45. 	import flash.events.MouseEvent;
  46. 	import flash.events.Event;
  47.  
  48. 	public class Ball extends MovieClip{
  49.  
  50. 		private var ballVar:String = "ochie";
  51. 		private var targ:MovieClip;
  52.  
  53. 		public function Ball(tt:MovieClip) {
  54. 			// constructor code
  55. 			targ = tt;
  56. 			stop();
  57. 			buttonMode = true;
  58. 			addEventListener(MouseEvent.MOUSE_OVER, ball_over);
  59. 			addEventListener(MouseEvent.MOUSE_OUT, ball_out);
  60. 			addEventListener(MouseEvent.CLICK, ball_clicked);
  61. 		}
  62.  
  63. 		private function ball_over (e:MouseEvent) : void {
  64. 			gotoAndStop(2);
  65. 		}
  66.  
  67. 		private function ball_out (e:MouseEvent) : void {
  68. 			gotoAndStop(1);
  69. 		}
  70.  
  71. 		private function ball_clicked (e:MouseEvent) : void {
  72.  
  73. 			trace("clik");
  74. 			dispatchEvent(new Event("my event"));
  75. 			targ.init(ballVar);
  76.  
  77. 		}
  78.  
  79. 	}
  80.  
  81. }
  82.  
  83.  

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