Automatically start up the animation manager, regardless of whether or not

we're showing (the animated panel doesn't choke any more if it's asked to
render when not showing). Also leave the animation manager running until
it is explicitly shut down.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@833 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/media/sprite/AnimationManager.java

@@ -1,5 +1,5 @@
 //
-// $Id: AnimationManager.java,v 1.20 2001/12/16 08:05:06 mdb Exp $
+// $Id: AnimationManager.java,v 1.21 2001/12/18 09:46:07 mdb Exp $
 
 package com.threerings.media.sprite;
 
@@ -26,7 +26,10 @@ public class AnimationManager
 {
     /**
      * Construct and initialize the animation manager with a sprite
-     * manager and the view in which the animations will take place.
+     * manager and the view in which the animations will take place. The
+     * animation manager will automatically start itself up, but must be
+     * explicitly shutdown when the animated view is no longer in
+     * operation via a call to {@link #stop}.
      */
     public AnimationManager (SpriteManager spritemgr, AnimatedView view)
     {
@@ -37,24 +40,8 @@ public class AnimationManager
         // register to monitor the refresh action 
         PerformanceMonitor.register(this, "refresh", 1000);
 
-	// register the refresh interval immediately if the component is
-	// already showing on-screen
-	JComponent target = _view.getComponent();
-  	if (target.isShowing()) {
-	    start();
-	}
-
-	// listen to the view's ancestor events
-	target.addAncestorListener(new AncestorAdapter() {
-            public void ancestorAdded (AncestorEvent event) {
-                // start ourselves up when our animated view is added
-                start();
-            }
-            public void ancestorRemoved (AncestorEvent event) {
-                // automatically shutdown if our animated view is hidden
-                stop();
-            }
-        });
+        // start ourselves up
+        start();
     }
 
     /**