auto save

my_app.py

 import tkinter
+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
     app_login.root.destroy()
@@ -13,10 +19,28 @@ def reg_to_login():   # 注册界面转登录界面
     app_login.show()
 
 def register():     # 注册验证
-    pass
+    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)
+        messagebox.showinfo("成功","注册成功")
+        reg_to_login()
         
 def login():    # 登录验证
-    pass    
+    name,password = app_login.get_input()
+    pwd = users.get(name)
+    if pwd == password:
+        messagebox.showinfo("成功","登录成功")
+    else:
+        messagebox.showwarning("错误","用户名或密码错误！")
 
 class My_login():       # 登录窗口
     def __init__(self):
@@ -69,13 +93,13 @@ class My_register():        # 注册窗口
    
     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), 
+        self.e1 = tkinter.Entry(self.root, show="泽泽", 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),
+        self.e2 = tkinter.Entry(self.root, show='1', font=('宋体', 14),
                   width=18)
         self.e2.place(x=140, y=140)
-        self.e3 = tkinter.Entry(self.root, show='*', font=('宋体', 14),
+        self.e3 = tkinter.Entry(self.root, show='1', font=('宋体', 14),
                   width=18)
         self.e3.place(x=140, y=200)