diff -r d40f49d45614 -r 9901dbb25f18 GUI/Gadget.cs
--- a/GUI/Gadget.cs	Tue Sep 07 18:51:42 2010 +0000
+++ b/GUI/Gadget.cs	Tue Sep 07 22:15:02 2010 +0000
@@ -54,9 +54,8 @@
       CreateBuffer();
     }
 
-    public void Dispose() {
-      this.graphics.Dispose();
-      this.buffer.Dispose();
+    public virtual void Dispose() {
+      DisposeBuffer();
     }
 
     public Point Location {