How to get input as a Left Arrow key?

前端 未结 3 2007
心在旅途
心在旅途 2020-12-19 14:42

I want to get the left and right arrow key as a one of the input. How can i get it? Is there any way?

3条回答
  •  情深已故
    2020-12-19 15:26

    Using Tkinter you can do the following .... I found it on the net

    # KeyLogger_tk2.py
    # show a character key when pressed without using Enter key
    # hide the Tkinter GUI window, only console shows
    
    try:
       # Python2
        import Tkinter as tk
    except ImportError:
        # Python3
        import tkinter as tk
    
    def key(event):
    """shows key or tk code for the key"""
        if event.keysym == 'Escape':
            root.destroy()
        if event.char == event.keysym:
         # normal number and letter characters
            print( 'Normal Key %r' % event.char )
        elif len(event.char) == 1:
          # charcters like []/.,><#$ also Return and ctrl/key
            print( 'Punctuation Key %r (%r)' % (event.keysym, event.char) )
        else:
          # f1 to f12, shift keys, caps lock, Home, End, Delete ...
            print( 'Special Key %r' % event.keysym )
    
    
    root = tk.Tk()
    print( "Press a key (Escape key to exit):" )
    root.bind_all('', key)
    # don't show the tk window
    root.withdraw()
    root.mainloop()
    

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