Reorganized the tree in the wxPython demo, hooked the MDI demos into

the main demo.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15198 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/demo/MDISashDemo.py

@@ -125,16 +125,17 @@ class MyParentFrame(wxMDIParentFrame):
 
 #----------------------------------------------------------------------
 
-class MyApp(wxApp):
-    def OnInit(self):
-        frame = MyParentFrame()
-        frame.Show(true)
-        self.SetTopWindow(frame)
-        return true
+if __name__ == '__main__':
+    class MyApp(wxApp):
+        def OnInit(self):
+            frame = MyParentFrame()
+            frame.Show(true)
+            self.SetTopWindow(frame)
+            return true
 
 
-app = MyApp(0)
-app.MainLoop()
+    app = MyApp(0)
+    app.MainLoop()