save project

my_app.py

@@ -8,12 +8,26 @@ def login_to_reg():    # 登录界面转注册界面
 
 def reg_to_login():   # 注册界面转登录界面
     app_login.root.destroy()
-    global app_reg
+    global app_login
     app_reg = My_login()
     app_reg.show()
 
 def register():     # 注册验证
-    pass
+    name,password1,password2 = app_reg.get_input()
+    if name =="" or password1=="" or password2=="":
+        messagedox.showwarning("警告"，"请填写完整的注册资料")
+    elif name in users:
+        messagedox.showwarning("错误"，"用户已经存在!")
+    elif password1 != password2:
+        messagedox.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)
+
+        messagedox.showinfo("成功"，"注册成功")
+        login_show()
         
 def login():    # 登录验证
     pass