tkinter使用之簡單登陸注冊界面

import tkinter as tk
import  tkinter.messagebox
import  pickle
window = tk.Tk()
window.title('login')
window.geometry('400x300')
# 登陸界面
tk.Label(window, text='賬戶：').place(x=100,y=100)
tk.Label(window, text='密碼：').place(x=100, y=140)

var_usr_name = tk.StringVar()
enter_usr_name = tk.Entry(window, textvariable=var_usr_name)
enter_usr_name.place(x=160, y=100)

var_usr_pwd = tk.StringVar()
enter_usr_pwd = tk.Entry(window, textvariable=var_usr_pwd, show='*')
enter_usr_pwd.place(x=160, y=140)

#登陸
def usr_log_in():
    #輸入框內容
    usr_name = var_usr_name.get()
    usr_pwd = var_usr_pwd.get()
    try:
        with open('usr_info.pickle', 'rb') as usr_file:
            usrs_info=pickle.load(usr_file)
    except:
        with open('usr_info.pickle', 'wb') as usr_file:
            usrs_info={'admin':'admin'}
            pickle.dump(usrs_info, usr_file)

    # 判斷
    if usr_name in usrs_info:
        if usr_pwd == usrs_info[usr_name]:
            tk.messagebox.showinfo(title='Welcome', message='###'+usr_name)
        else:
            tk.messagebox.showerror(message='ERROR!')
    # 用戶名密碼不能為空
    elif usr_name == '' or usr_pwd == '':
        tk.messagebox.showerror(message='用戶名不能為空！')

def usr_sign_quit():
    window.destroy()

def usr_sign_up():
    def signtowcg():
        NewName = new_name.get()
        NewPwd = new_pwd.get()
        ConfirPwd = pwd_comfirm.get()
        try:
            with open('usr_info.pickle', 'rb') as usr_file:
                exist_usr_info = pickle.load(usr_file)
        except FileNotFoundError:
            exist_usr_info = {}
        if NewName in exist_usr_info:
            tk.messagebox.showerror(message='用戶名存在！')
        elif NewName == '' and NewPwd == '':
            tk.messagebox.showerror(message='用戶名和密碼不能為空！')
        elif NewPwd != ConfirPwd:
            tk.messagebox.showerror(message='密碼前后不一致！')
        else:
            exist_usr_info[NewName] = NewPwd
            with open('usr_info.pickle', 'wb') as usr_file:
                pickle.dump(exist_usr_info, usr_file)
                tk.messagebox.showinfo(message='注冊成功！')
                window_sign_up.destroy()

    # 新建注冊窗口
    window_sign_up = tk.Toplevel(window)
    window_sign_up.geometry('400x300')
    window_sign_up.title('sign_up')

    # 注冊編輯框
    new_name = tk.StringVar()
    new_pwd = tk.StringVar()
    pwd_comfirm = tk.StringVar()

    tk.Label(window_sign_up, text='賬戶名：').place(x=90,y=50)
    tk.Entry(window_sign_up, textvariable=new_name).place(x=160, y=50)

    tk.Label(window_sign_up, text='密碼：').place(x=90,y=100)
    tk.Entry(window_sign_up, textvariable=new_pwd, show='*').place(x=160, y=100)

    tk.Label(window_sign_up, text='確認密碼：').place(x=90, y=150)
    tk.Entry(window_sign_up, textvariable=pwd_comfirm, show='*').place(x=160, y=150)
#確認注冊
    bt_confirm = tk.Button(window_sign_up, text='確定', command=signtowcg).place(x=180,y=220)

#登錄 注冊按鈕
bt_login = tk.Button(window,text='登錄',command=usr_log_in)
bt_login.place(x=120,y=230)

bt_signup = tk.Button(window,text='注冊',command=usr_sign_up)
bt_signup.place(x=190,y=230)

bt_logquit = tk.Button(window,text='退出',command=usr_sign_quit)
bt_logquit.place(x=260,y=230)

window.mainloop()

運行結果：
登陸界面

 

 注冊界面