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欲将第3个按钮设置为焦点!
- from tkinter import *
- root=Tk()
- m=[{"name":"A","hue":"mediumturquoise"},
- {"name":"B","hue":"orchid"},
- {"name":"C","hue":"burlywood"},
- {"name":"D","hue":"goldenrod"}]
- for i in range(len(m)) :
- n=Button(root,
- text=m[i]["name"])
- n.pack()
- m[2].focus_set()
- mainloop()
复制代码
from tkinter import *
root = Tk()
m = [
{"name": "A", "hue": "mediumturquoise"},
{"name": "B", "hue": "orchid"},
{"name": "C", "hue": "burlywood"},
{"name": "D", "hue": "goldenrod"}
]
# 创建一个列表来存储按钮实例
buttons = []
for i in range(len(m)):
n = Button(root, text=m[i]["name"])
n.pack()
buttons.append(n) # 将按钮添加到列表中
# 设置第三个按钮(索引为2)为焦点
buttons[2].focus_set()
mainloop()
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