Switched to using True/False in the wxPython lib and demo instead of

true/false or TRUE/FALSE to prepare for the new boolean type and
constants being added to Python.  Added code to wx.py to test for the
existence of the new constants and to create suitable values if not
present.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@19335 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/demo/Sizers.py

@@ -479,16 +479,16 @@ class TestFrame(wxFrame):
         self.SetStatusText("Resize this frame to see how the sizers respond...")
         self.sizer.Fit(self)
 
-        self.SetAutoLayout(true)
+        self.SetAutoLayout(True)
         self.SetSizer(self.sizer)
         EVT_CLOSE(self, self.OnCloseWindow)
 
     def OnCloseWindow(self, event):
-        self.MakeModal(false)
+        self.MakeModal(False)
         self.Destroy()
 
     def OnButton(self, event):
-        self.Close(true)
+        self.Close(True)
 
 #----------------------------------------------------------------------
 
@@ -531,8 +531,8 @@ class TestSelectionPanel(wxPanel):
         if func:
             win = TestFrame(self, title, func)
             win.CentreOnParent(wxBOTH)
-            win.Show(true)
-            win.MakeModal(true)
+            win.Show(True)
+            win.MakeModal(True)
 
 #----------------------------------------------------------------------
 
@@ -570,15 +570,15 @@ if __name__ == '__main__':
             self.Destroy()
 
         def OnExit(self, event):
-            self.Close(true)
+            self.Close(True)
 
 
     class TestApp(wxApp):
         def OnInit(self):
             frame = MainFrame()
-            frame.Show(true)
+            frame.Show(True)
             self.SetTopWindow(frame)
-            return true
+            return True
 
     app = TestApp(0)
     app.MainLoop()