+    def OnShowPopupListbox(self, evt):
+        win = TestPopupWithListbox(self, wxNO_BORDER, self.log)
+
+        # Show the popup right below or above the button
+        # depending on available screen space...
+        btn = evt.GetEventObject()
+        pos = btn.ClientToScreen( (0,0) )
+        sz =  btn.GetSize()
+        win.Position(pos, (0, sz.height))
+
+        win.Show(True)
+
+class TestPopupWithListbox(wxPopupWindow):
+    def __init__(self, parent, style, log):
+        wxPopupWindow.__init__(self, parent, style)
+        import keyword
+        self.lb = wxListBox(self, -1, choices = keyword.kwlist)
+        #sz = self.lb.GetBestSize()
+        self.SetSize((150, 75)) #sz)
+        self.lb.SetSize(self.GetClientSize())
+        self.lb.SetFocus()
+        EVT_LEFT_DOWN(self.lb, self.OnLeft)
+        EVT_LISTBOX(self, -1, self.OnListBox)
+
+    def OnLeft(self, evt):
+        print "OnLeft", evt.GetEventObject()
+        evt.Skip()
+    def OnListBox(self, evt):
+        print "OnListBox", evt.GetEventObject()
+        evt.Skip()