- if wx.Platform == "__WXMAC__":
- try:
- import MacOS
- if not MacOS.WMAvailable():
- print """\
-This program needs access to the screen. Please run with 'pythonw',
-not 'python', and only when you are logged in on the main display of
-your Mac."""
- _sys.exit(1)
- except SystemExit:
- raise
- except:
- pass
+ # make sure we can create a GUI
+ if not self.IsDisplayAvailable():
+
+ if wx.Platform == "__WXMAC__":
+ msg = """This program needs access to the screen.
+Please run with 'pythonw', not 'python', and only when you are logged
+in on the main display of your Mac."""
+
+ elif wx.Platform == "__WXGTK__":
+ msg ="Unable to access the X Display, is $DISPLAY set properly?"
+
+ else:
+ msg = "Unable to create GUI"
+ # TODO: more description is needed for wxMSW...