save project

my_app.py

 import tkinter
 import tkinter
 from tkinter import messagebox
 from tkinter import messagebox
+import json
+
+with open("user.txt", "r", encoding="utf-8") as f:
+    info = f.read()
+    users = json.loads(info)
+
 def login_to_reg():    # 登录界面转注册界面
 def login_to_reg():    # 登录界面转注册界面
     app_login.root.destroy()
     app_login.root.destroy()
     global app_reg
     global app_reg
-    app_reg=My_register()
+    app_reg = My_register()
     app_reg.show()
     app_reg.show()
+
 def reg_to_login():   # 注册界面转登录界面
 def reg_to_login():   # 注册界面转登录界面
     app_reg.root.destroy()
     app_reg.root.destroy()
     global app_login
     global app_login
-    app_login=My_login()
+    app_login = My_login()
     app_login.show()
     app_login.show()
+
 def register():     # 注册验证
 def register():     # 注册验证
-    name,password1.password2=app_reg.get_input()
-    if name==""or password1                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
+    name,password1,password2 = app_reg.get_input()
+    if name =="" or password1=="" or password2=="":
+        messagebox.showwarning("警告", "请填写完整的注册资料")
+    elif name in users:
+        messagebox.showwarning("错误", "用户名已经存在!")
+    elif password1 != password2:
+        messagebox.showwarning("错误", "两次密码不一致!")
+    else:
+        users[name] = password1
+        content = json.dumps(users)
+        with open("user.txt", "w", encoding="utf-8") as file:  
+            file.write(content)
+        # 注册成功，跳往登陆界面
+        messagebox.showinfo("成功", "注册成功")
+        login_show()
+
 def login():    # 登录验证
 def login():    # 登录验证
     pass    
     pass    
 
 
@@ -47,11 +69,10 @@ class My_login():       # 登录窗口
         button1 = tkinter.Button(self.root, text='登录', bg="lightblue",
         button1 = tkinter.Button(self.root, text='登录', bg="lightblue",
                   fg="black", width=15, command=login)
                   fg="black", width=15, command=login)
         button1.place(x=60, y=220)
         button1.place(x=60, y=220)
-        button1 = tkinter.Button(self.root, text='注册', bg="lightgreen",
+        button2 = tkinter.Button(self.root, text='注册', bg="lightgreen",
                   fg="black", width=15, command=login_to_reg)
                   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()
+        button2.place(x=230, y=220)
+        self.root.mainloop()    # 进入消息循环，监听事件
 
 
     def get_input(self):      # 获取输入的用户名、密码
     def get_input(self):      # 获取输入的用户名、密码
         self.name = self.e1.get()
         self.name = self.e1.get()
@@ -95,9 +116,9 @@ class My_register():        # 注册窗口
         button1 = tkinter.Button(self.root, text='提交', bg="lightblue",
         button1 = tkinter.Button(self.root, text='提交', bg="lightblue",
                   width=15,command=register)
                   width=15,command=register)
         button1.place(x=230, y=250)
         button1.place(x=230, y=250)
-        button1 = tkinter.Button(self.root, text='取消', bg="lightgreen",
+        button2 = tkinter.Button(self.root, text='取消', bg="lightgreen",
                   width=15, command=reg_to_login)
                   width=15, command=reg_to_login)
-        button1.place(x=80, y=250)
+        button2.place(x=80, y=250)
         # 进入消息循环
         # 进入消息循环
         self.root.mainloop()
         self.root.mainloop()
 
 
@@ -108,4 +129,4 @@ class My_register():        # 注册窗口
         return self.name, self.password1, self.password2
         return self.name, self.password1, self.password2
 
 
 app_login = My_login()
 app_login = My_login()
-app_login.show()
+app_login.show()
\ No newline at end of file

user.txt

-{"admin": "123456"}
+{"admin": "123456", "1": "2"}
\ No newline at end of file