Reduce flicker in the demo when image is dragged out of the frame

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15683 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/wxPython/demo/wxDragImage.py b/wxPython/demo/wxDragImage.py
index 8814df9c043bce0c625d755c8b3f2711ce527c6f..1c99d25f1d1f8147b030b2c8ce4a9b632186eb83 100644 (file)
--- a/wxPython/demo/wxDragImage.py
+++ b/wxPython/demo/wxDragImage.py
@@ -100,8 +100,12 @@ class DragCanvas(wxScrolledWindow):
         EVT_LEFT_DOWN(self, self.OnLeftDown)
         EVT_LEFT_UP(self, self.OnLeftUp)
         EVT_MOTION(self, self.OnMotion)
+        EVT_LEAVE_WINDOW(self, self.OnLeaveWindow)
 
 
+    def OnLeaveWindow(self, evt):
+        pass
+
 
     def TileBackground(self, dc):
         # tile the background bitmap