widget3 = CheckBox(root) widget1.grid(row=1, column=1) widget2.grid(row=2, column=1) widget3.grid(row=2, column=2) root.config_column(2, weight=1) fullscreen = False last_size = screen_size while True: for event in pygame.event.get(): if event.type == QUIT: pygame.quit() sys.exit() elif event.type == VIDEORESIZE: screen_size = event.dict["size"] screen = pygame.display.set_mode(screen_size, RESIZABLE) root.resize(width=screen_size[0], height=screen_size[1]) elif event.type == KEYDOWN: if event.key == K_F11: #pygame.display.toggle_fullscreen() pygame.display.quit() pygame.display.init() if fullscreen: screen_size = last_size screen = pygame.display.set_mode(screen_size, RESIZABLE) else: last_size = screen_size screen_size = (screen_info.current_w, screen_info.current_h) screen = pygame.display.set_mode(screen_size, FULLSCREEN) fullscreen = not fullscreen root.resize(width=screen_size[0], height=screen_size[1]) root.update_screen(screen)