Bug fix to show only one tip dialog...

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@18288 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/demo/Main.py

@@ -252,9 +252,9 @@ class wxPythonDemo(wxFrame):
             EVT_MENU(self.tbicon, self.TBMENU_RESTORE, self.OnTaskBarActivate)
             EVT_MENU(self.tbicon, self.TBMENU_CLOSE, self.OnTaskBarClose)
 
+        wxCallAfter(self.ShowTip)
 
         self.otherWin = None
-        self.showTip = true
         EVT_IDLE(self, self.OnIdle)
         EVT_CLOSE(self, self.OnCloseWindow)
         EVT_ICONIZE(self, self.OnIconfiy)
@@ -544,10 +544,6 @@ class wxPythonDemo(wxFrame):
             self.window = self.otherWin
             self.otherWin = None
 
-        if self.showTip:
-            self.ShowTip()
-            self.showTip = false
-
 
     #---------------------------------------------
     def ShowTip(self):