from sprites import *
screen = Screen()
# 询问“是与否及取消”对话框,返回True或者False或None。
answer = askyesnocancel(title='标题',message='请选择')
print(answer)
if answer:
ft = ('',20,'normal')
bug = Sprite()
bug.write('你选择了是',align='center',font=ft)
bug.ht()
elif answer==False:
showinfo('','你选择了no')
else:
showinfo('','你选择了取消')
screen.mainloop()
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