Created listener interfaces that will automatically be registered

if implemented by something on the display hierarchy.
You may also implement them in utility classes and register and unregister
event listening by hand.


git-svn-id: svn+ssh://src.earth.threerings.net/vilya/trunk@55 c613c5cb-e716-0410-b11b-feb51c14d237

src/as/com/threerings/ezgame/PropertyChangedEvent.as

@@ -6,7 +6,7 @@ import flash.events.Event;
  * Property change events are dispatched after the property change was
  * validated on the server.
  */
-public class PropertyChangedEvent extends Event
+public class PropertyChangedEvent extends EZEvent
 {
     /** The type of a property change event. */
     public static const TYPE :String = "PropChanged";
@@ -47,9 +47,10 @@ public class PropertyChangedEvent extends Event
      * Constructor.
      */
     public function PropertyChangedEvent (
-        propName :String, newValue :Object, oldValue :Object, index :int = -1)
+        ezgame :EZGame, propName :String, newValue :Object,
+        oldValue :Object, index :int = -1)
     {
-        super(TYPE);
+        super(TYPE, ezgame);
         _name = propName;
         _newValue = newValue;
         _oldValue = oldValue;
@@ -64,7 +65,8 @@ public class PropertyChangedEvent extends Event
 
     override public function clone () :Event
     {
-        return new PropertyChangedEvent(_name, _newValue, _oldValue, _index);
+        return new PropertyChangedEvent(
+            _ezgame, _name, _newValue, _oldValue, _index);
     }
 
     /** Our implementation details. */