manual_driver.py 文件源码

def init_gui(self):
        # Create the root window
        self.root = tkinter.Tk()
        self.root.geometry('350x75+490+550')
        self.root.title('Manual driver')

        # Create a label with status
        self.status = tkinter.StringVar()
        label = tkinter.Label(self.root, width=350, height=75,
                              textvariable=self.status)
        label.pack(fill=tkinter.BOTH, expand=1)

        # Bind key event handlers
        self.root.bind('<Left>', lambda e: self.turn_left())
        self.root.bind('<Right>', lambda e: self.turn_right())
        self.root.bind('<Up>', lambda e: self.speed_up())
        self.root.bind('<Down>', lambda e: self.slow_down())
        self.root.bind('<Key>', self.keydown)

        self.update_status()

        # Start UI loop
        eventlet.spawn_after(1, self.main_loop)