WPF NotifyIcon

--------------
ADD   Added ParentTaskbarIcon attached dependency property which is set for tooltips, popups, and custom balloons.
CHG   Made CloseBalloon public.
CHG   Changed sample, cleaned up commands pattern.


git-svn-id: https://svn.evolvesoftware.ch/repos/evolve.net/WPF/NotifyIcon@93 9f600761-6f11-4665-b6dc-0185e9171623

Source/Sample Project/Window1.xaml.cs

@@ -66,5 +66,10 @@ namespace Sample_Project
       //show and close after 2.5 seconds
       tb.ShowCustomBalloon(balloon, PopupAnimation.Slide, 5000);
     }
+
+    private void hideCustomBalloon_Click(object sender, RoutedEventArgs e)
+    {
+      tb.CloseBalloon();
+    }
   }
 }