def __is_single_click(self, item):
     if self.__is_double_click:
         item.do_double_click()
         
         if self.__single_click_item:
             self.set_highlight(self.__single_click_item)
     else:
         self.__single_click_item = item
         event_manager.emit("clear-systemview-highlight", item.theme)            
         theme_manager.apply_theme(item.theme)
         self.__sync_untitle_theme(item.theme)
         self.status_box.set_status(_("Changed User Theme to %s") % item.theme.get_name())
     
     self.__is_double_click = False
 def __on_single_click_item(self, widget, item, x, y):
     self.set_highlight(item)
     event_manager.emit("clear-userview-highlight", item.theme)
     theme_manager.apply_theme(item.theme)
     self.__sync_untitle_theme(item.theme)
     self.status_box.set_status(_("Changed System Theme to %s") % item.theme.get_name())