分享tkinter登陸註冊介面的執行個體教程

import tkinter as tkfrom tkinter import messagebox#設定視窗置中def window_info():    ws = window.winfo_screenwidth()    hs = window.winfo_screenheight()    x = (ws / 2) - 200    y = (hs / 2) - 200    print("%d,%d" % (ws, hs))    return x,y#設定登陸視窗屬性window = tk.Tk()window.title('歡迎使用停車場收費系統')a,b=window_info()window.geometry("450x300+%d+%d"%(a,b))#登陸介面的資訊tk.Label(window,text="停車場收費系統",font=("宋體",32)).place(x=80,y=50)tk.Label(window,text="帳號：").place(x=120,y=150)tk.Label(window,text="密碼：").place(x=120,y=190)#顯示輸入框var_usr_name = tk.StringVar()#顯示預設帳號var_usr_name.set('1400370101')entry_usr_name=tk.Entry(window,textvariable=var_usr_name)entry_usr_name.place(x=190,y=150)var_usr_pwd = tk.StringVar()#設定輸入密碼後顯示*號entry_usr_pwd = tk.Entry(window,textvariable=var_usr_pwd,show='*')entry_usr_pwd.place(x=190,y=190)#登陸函數def usr_login():    #擷取輸入的帳號密碼    usr_name = var_usr_name.get()    usr_pwd = var_usr_pwd.get()    #擷取儲存的賬戶資訊，此處使用的是資料庫，調用資料庫查詢函數，也可以使用其他方式，如檔案等    dicts = SQL.load('login')    print(dicts)    bool = False    for row in dicts:        print(row.get("name"))        if usr_name == row["name"]:            bool = True            pwd = row["password"]            print(row)    if bool == True:        if usr_pwd == pwd:            tk.messagebox.showinfo(title='Welcome', message='How are you?' +usr_name)            mainwindow()        else:            tk.messagebox.showerror(message='對不起，輸入錯誤，請重試！')    else:        is_sign_up = tk.messagebox.askyesno('Welcome', '您還沒有註冊，是否現在註冊呢？')        if is_sign_up:            usr_sign_up()#註冊帳號def usr_sign_up():    def sign_to_Pyhon():        np = new_pwd.get()        npc = new_pwd_confirm.get()        nn = new_name.get()        dicts = SQL.load('login')        print(dicts)        bool = False        for row in dicts:            if nn == row["name"]:                bool = True                print(row)        if np!=npc:            tk.messagebox.showerror('對不起','兩次密碼輸入不一致！')        elif bool:            tk.messagebox.showerror(('對不起','此帳號已經存在!'))        else:            try:                SQL.insert_login(str(nn),str(np))                tk.messagebox.showinfo('Welcome','您已經註冊成功！')            except:                tk.messagebox.showerror(('註冊失敗!'))            window_sign_up.destroy()   #建立top視窗作為註冊視窗    window_sign_up = tk.Toplevel(window)    window_sign_up.geometry('350x200')    window_sign_up.title('註冊')    new_name = tk.StringVar()    new_name.set('1400370115')    tk.Label(window_sign_up,text='帳號:').place(x=80,y=10)    entry_new_name = tk.Entry(window_sign_up,textvariable=new_name)    entry_new_name.place(x=150,y=10)    new_pwd = tk.StringVar()    tk.Label(window_sign_up, text='密碼:').place(x=80, y=50)    entry_usr_pwd =   tk.Entry(window_sign_up,textvariable=new_pwd,show='*')    entry_usr_pwd.place(x=150, y=50)    new_pwd_confirm = tk.StringVar()    tk.Label(window_sign_up,text='再次輸入:').place(x=80,y=90)    entry_usr_pwd_again = tk.Entry(window_sign_up,textvariable=new_pwd_confirm,show='*')    entry_usr_pwd_again.place(x=150, y=90)    btn_again_sign_up = tk.Button(window_sign_up,text='註冊',command=sign_to_Pyhon)    btn_again_sign_up.place(x=160,y=130)#登陸和註冊按鈕btn_login = tk.Button(window,text="登陸",command=usr_login)btn_login.place(x=170,y=230)btn_sign_up = tk.Button(window,text="註冊",command=usr_sign_up)btn_sign_up.place(x=270,y=230)window.mainloop()

　　這是我寫的登陸註冊介面，使用tkinter，可以實現簡單的登陸和註冊帳號，使用的主要是Label，Entry和Button組件。