回答編集履歴
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補足を追加
test
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@@ -1,7 +1,3 @@
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プログラムが「思っている通り」に動かないということですね。実は、プログラムは「書いたとおり」に動きます。
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以下の2箇所を修正してください。
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@@ -29,3 +25,97 @@
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+root.bind("<KeyRelease>",key_up)
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```
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修正後のプログラムは以下の通りです。
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```Python
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import tkinter
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key = ""
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def key_down(e):
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global key
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key = e.keysym
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def key_up(e):
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global key
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key = ""
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cx = 400
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cy = 300
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def main_proc():
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global cx, cy
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if key == "Up":
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cy = cy - 20
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if key == "Down":
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cy = cy + 20
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if key == "Left":
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cx = cx - 20
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if key == "Right":
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cx = cx + 20
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canvas.coords("MYCHR", cx, cy)
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root.after(100, main_proc)
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root = tkinter.Tk()
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root.title("移動するネコ")
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root.bind("<KeyPress>", key_down)
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root.bind("<KeyRelease>", key_up)
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canvas = tkinter.Canvas(width=800, height=600, bg="lightgreen")
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canvas.pack()
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img = tkinter.PhotoImage(file="mimi.png")
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canvas.create_image(cx, cy, image=img, tag="MYCHR")
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main_proc()
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root.mainloop()
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```
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