Static Listeners in Action Script 3

gistfile1.as

/**
 * MyPlayer class
 */
 
package {
  public class MyPlayer extends MovieClip {
    /**
     * This static variable will hold our pending listeners for the class. 
     * They will be instantiated once the constructor runs.
     */
    private static var _pending_listeners:Array = [];
    /**
     * This is the static reference for our singleton.
     */
    public static var instance:MyPlayer;
 
    public function MyPlayer() {
      MyPlayer.instance = this;
 
      for each(var listener:Object in MyPlayer._pending_listeners) {
        this.addEventListener(listener.type, listener.func);
      }
    }
 
    public static function addEventListener(type:String, func:Function):void {
      if(MyPlayer.instance) MyPlayer.instance.addEventListener(type, func);
      else MyPlayer._pending_listeners.push({type:type, func:func});
    }
  }
}

// From your play button you would add a listener to the non-instantiated class by doing the following:
MyPlayer.addEventListener(SomeEvent.PLAYING, playerPlayingHandler);