def setUp(self):
     """
     Create the UI
     """
     Registry.create()
     self.setup_application()
     self.main_window = QtWidgets.QMainWindow()
     Registry().register('main_window', self.main_window)
     self.form = SelectPlanForm()
     self.form.planning_center_api.airplane_mode = True
     self.form.planning_center_api.airplane_mode_directory = TEST_PATH
     theme_manager = ThemeManager(None)
     theme_manager.get_themes = MagicMock()
     theme_manager.get_themes.return_value = ['themeA','themeB']