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47 lines
1.5 KiB
47 lines
1.5 KiB
from tkinter import*
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user_login ={'aaa':'123456', 'bbb':'888888', 'ccc':'333333', }
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#定义登录次数
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count =0
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def login():
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global count
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username =entry_username.get ()
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if username not in user_login:
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label_message.config(text='账号错误!')
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else:
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password =entry_password.get ()
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if (password ==user_login[username]):
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label_message.config(text='登录成功!')
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open_new_window()
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else:
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label_message.config(text='密码错误!还可以尝试{}次'.format (2 -coum))
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count = count +1
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if count ==3:
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label_message.config(text='登录失败!')
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btn_login.config(state="disabled")
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def open_new_window():
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# 创建一个新窗口
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new_window = Toplevel(window)
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new_window.title("登录成功")
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new_window.geometry("300x200")
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Label(new_window, text="欢迎进入新页面!").pack()
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window =Tk()
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window.title("用户登录")
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window.geometry("300x200")
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#创建标签和输入框
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label_username=Label(window, text="账号：")
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label_username.pack()
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entry_username =Entry (window)
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entry_username.pack ()
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label_password=Label (window, text="密码：")
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label_password.pack ()
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entry_password = Entry(window, show='*')
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entry_password.pack()
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#创建登录按钮和消息提示标签
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btn_login =Button (window, text="登录", command=login)
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btn_login.pack()
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label_message = Label (window, text ="")
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label_message.pack()
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#运行主循环
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window.mainloop () |