def select(self):
     #print self.get_highlight()
     #Dispatcher.select_connection(self.connection)
     self.is_select = True
     if self.is_hover:
         self.hover(0,0,0)
     # TODO 切换网络连接时更改按钮状态
     Dispatcher.change_setting(self.connection)
     if self.redraw_request_callback:
         self.redraw_request_callback(self)