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  • level3-lesson18-diy1
  • my_app.py
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  • BellCodeEditor's avatar
    save project · 979dd28a
    BellCodeEditor committed 2 months ago
    979dd28a
my_app.py 5.03 KB
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import tkinter
import json
from tkinter import messagebox
with open('user.txt','r',encoding='utf_8') as f:
    info=f.read()
    user=json.loads(info)
def login_to_reg():    # 登录界面转注册界面
    app_login.root.destroy()
    global app_reg
    app_reg=My_register()
    app_reg.show()

def reg_to_login():   # 注册界面转登录界面
    app_reg.root.destroy()
    global app_login
    app_login= My_login()
    app_login.show()

def register():     # 注册验证
    name,password1,password2=app_reg.get_input()
    if name==''or password1=='' or password2=='':
        messagebox.showwarning('警告,输入完整信息有误')
    elif name in user:
        messagebox.showwarning('名字重复')
    elif password1!=password2:
        messagebox.showwarning('两次输入密码不一致')
    else:
        user[name]=password1
        content=json.dumps(user) 
        with open('user.txt','w',encoding='utf-8')as file:
            file.write(content)
        messagebox.showinfo('注册成功')
        reg_to_login()
def login():    # 登录验证
    pass


class My_login():       # 登录窗口
    def __init__(self):
        self.root = tkinter.Tk()
        self.root.title("登录窗口")
        self.root.geometry('400x300+500+300')
        self.root.resizable(width=False, height=False)  # True可以拉伸,False不能拉伸

    def show(self):         # 登录界面的所有控件
        # Label文本标签,界面提示信息
        l = tkinter.Label(self.root, text='您好!请登录', bg='green', 
            font=('宋体', 15), width=40, height=2)
        l.place(x=0, y=0)
        l = tkinter.Label(self.root, text='用户名:', font=("宋体", 12),
            fg="black")
        l.place(x=50, y=80)
        l = tkinter.Label(self.root, text='密  码:', font=("宋体", 12), 
            fg="black")
        l.place(x=50, y=140)

        # Entry单行文本输入框:用户名、密码
        self.e1 = tkinter.Entry(self.root, show=None, font=('宋体', 14), 
                  bg="light grey", width=18)  # 显示成明文形式
        self.e2 = tkinter.Entry(self.root, show='*', font=('宋体', 14),
                  width=18)  # 显示成密文形式
        self.e1.place(x=120, y=80)
        self.e2.place(x=120, y=140)

        # 登录、注册按钮
        button1 = tkinter.Button(self.root, text='登录', bg="lightblue",
                  fg="black", width=15, command=login)
        button1.place(x=60, y=220)
        button1 = tkinter.Button(self.root, text='注册', bg="lightgreen",
                  fg="black", width=15, command=login_to_reg)
        button1.place(x=230, y=220)
        # 进入消息循环,监听事件
        self.root.mainloop()

    def get_input(self):      # 获取输入的用户名、密码
        self.name = self.e1.get()
        self.password = self.e2.get()
        return self.name, self.password

class My_register():        # 注册窗口
    def __init__(self):
        self.root = tkinter.Tk()
        self.root.title("注册窗口")
        self.root.geometry('400x320+500+300')
        self.root.resizable(width=False, height=False)  # True可以拉伸,False不能拉伸
   
    def show(self):     # 注册界面的所有控件
        # 用户名、密码、确认密码输入框
        self.e1 = tkinter.Entry(self.root, show=None, font=('宋体', 14), 
                  bg="light grey", width=18)  # 显示成明文形式
        self.e1.place(x=140, y=80)
        self.e2 = tkinter.Entry(self.root, show='*', font=('宋体', 14),
                  width=18)
        self.e2.place(x=140, y=140)
        self.e3 = tkinter.Entry(self.root, show='*', font=('宋体', 14),
                  width=18)
        self.e3.place(x=140, y=200)

        # Label文本标签,窗口界面文字:用户名、密码、确认密码
        lab = tkinter.Label(self.root, text='您好!请填写注册信息',
              font=('宋体', 15),fg="black", width=40, height=2, bg="green")
        lab.place(x=0, y=0)
        lab1 = tkinter.Label(self.root, text='用户名:', font=("宋体", 12),
               fg="black")
        lab1.place(x=60, y=80)
        lab2 = tkinter.Label(self.root, text='密  码:', font=("宋体", 12),
               fg="black")
        lab2.place(x=60, y=140)
        lab3 = tkinter.Label(self.root, text='确认密码:', font=("宋体", 12),
               fg="black")
        lab3.place(x=50, y=200)

        # 注册界面的提交、取消按钮
        button1 = tkinter.Button(self.root, text='提交', bg="lightblue",
                  width=15,command=register)
        button1.place(x=230, y=250)
        button1 = tkinter.Button(self.root, text='取消', bg="lightgreen",
                  width=15, command=reg_to_login)
        button1.place(x=80, y=250)
        # 进入消息循环
        self.root.mainloop()

    def get_input(self):         # 获取提交的注册信息
        self.name = self.e1.get()
        self.password1 = self.e2.get()
        self.password2 = self.e3.get()
        return self.name, self.password1, self.password2

app_login = My_login()
app_login.show()