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92 lines
2.5 KiB
92 lines
2.5 KiB
6 months ago
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import subprocess
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import tkinter as tk
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import tkinter.messagebox as msgbox
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import pickle
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import threading
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window = tk.Tk()
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window.resizable(0, 0) #让窗口大小不变
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window.title("停车场信息管理系统")
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# 窗口居中
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ww, wh = 400, 250
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sw, sh = window.winfo_screenwidth(), window.winfo_screenheight()
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x, y = (sw - ww) / 2, (sh - wh) / 2
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window.geometry("%dx%d+%d+%d" % (ww, wh, x, y))
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# 欢迎使用
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l_wlc = tk.Label(window, text="Welcome!", font=("Arial", 32))
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l_wlc.pack() #将标签添加到窗口
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# 用户名标签框
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l_usr = tk.Label(window, text="用户名：")
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l_usr.place(x=65, y=100)
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l_key = tk.Label(window, text="密码：")
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l_key.place(x=65, y=140)
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# 用户名输入框
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var1 = tk.StringVar()
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var2 = tk.StringVar()
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e_usr = tk.Entry(window, textvariable=var1)
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e_key = tk.Entry(window, textvariable=var2, show="*")
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e_usr.place(x=145, y=100)
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e_key.place(x=145, y=140)
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# 多线程实现同时打开新窗口和关闭本窗口
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def tuichu():
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window.quit()
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def open_new():
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subprocess.run(["python", "mainWindow.py"])
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# 登录
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def login():
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t1 = threading.Thread(target=tuichu)
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#t1.daemon = 1
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t2 = threading.Thread(target=open_new)
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#t2.daemon = 1
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# 获得用户名字符串和密码字符串
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usr = var1.get()
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pwd = var2.get()
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# 登录前检查:判断输入框是否为空
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if usr != "":
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if pwd != "":
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# 将pickle内信息写入到listAll中
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listAll = []
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try:
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with open("administrators.pickle", "rb+") as fp:
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try:
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while True:
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temp = pickle.load(fp)
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listAll.append(temp)
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except EOFError:
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pass
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except FileNotFoundError:
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with open("administrators.pickle", "wb") as fp:
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pickle.dump(("admin", "admin"), fp)
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else:
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pass
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# 检查该管理用户是否在存档中，密码是否匹配
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for person in listAll:
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if person[0] == usr and person[1] == pwd:
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with open("record.txt", "w+") as file:
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file.write("这是一个用于存储登录用户的名字的临时文件\n"+usr)
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t1.start()
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t2.start()
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break
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else:
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msgbox.showerror(message="用户名或者密码错误！")
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else:
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msgbox.showerror("⚠", "请输入密码")
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else:
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msgbox.showerror("⚠", "请输入用户名")
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btn_login = tk.Button(window, text="登录", width=8, command=login)
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btn_login.place(x=145, y=190)
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# 退出
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btn_exit = tk.Button(window, text="退出", width=8, command=window.quit)
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btn_exit.place(x=220, y=190)
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window.mainloop()
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