xx78/Page.py

# Malfoy's python
#用于实现GUI界面
#import json
import tkinter
from tkinter import *
from tkinter import messagebox


#写账户和密码的全局变量，用于登录,创建一个列表,用于储存信息
account = ''
password = ''

Info = []
try:
    with open('studentData.txt','r+',encoding='utf-8')as f:    #当没有Studentdata文本时会发生报错，走入except中
        list = f.readlines()
        for item in list:
            Info.append(eval(item))     #将字符串利用eval转换为字典，储存进列表中
except:
    with open('studentData.txt','w+',encoding='utf-8')as f:    #由于还未生成Studentdata文件，利用w创建一个
        pass    #由于刚创建文本，没有内容，所以不需要像上面那样把内容加入到Info中

class Application_login(Frame):
    def __init__(self,master = None):
        super().__init__(master)
        self.master = master
        self.font = ('宋体',12)
        self.pack()
        self.createWidget()

    def createWidget(self):
        #创建标签
        self.lab01 = Label(self,text = '账号: ',font = self.font)
        self.lab02 = Label(self,text = '密码: ',font = self.font)

        self.lab01.grid(row = 0 , column = 0,sticky=NSEW)
        self.lab02.grid(row = 1 , column = 0,sticky=NSEW)

        #创建单行文本框
        self.account = StringVar()
        self.account.set('请输入：管理员/用户')
        self.entry01 = Entry(self,textvariable=self.account,width=50,exportselection=False,font = self.font)
        self.entry01.grid(row=0,column=1,sticky=NSEW)

        self.password = StringVar()
        self.password.set('若是管理员,请输入密码(用户可以直接点击登录)')
        self.entry02 = Entry(self,textvariable=self.password,width=50,exportselection=False,font = self.font)
        self.entry02.grid(row=1,column=1,sticky=NSEW)

        #创建功能按钮
        self.btn01 = Button(self,text = '登录',command = self.confirm,bg = 'silver' )
        self.btn01.grid(row=2,column=0,columnspan=2,sticky=NSEW)

    def confirm(self):      #用于确认登录者的信息
        global account
        global password
        print('用户输入的账户是： ',self.account.get())
        if self.account.get() == '管理员':
            if self.password.get() == '' or self.password.get() == '若是管理员,请输入密码(用户可以直接点击登录)':
                messagebox.showwarning('警告','您是管理员，还未输入密码')
            elif self.password.get() == '123456':
                account = self.account.get()
                password = self.password.get()
                messagebox.showinfo('提示','恭喜您以管理员身份登录成功')
                self.login_destroy()
            else:
                messagebox.showwarning('警告','您以管理员身份登录,密码错误')

        elif self.account.get() == '用户':
            account = self.account.get()
            messagebox.showinfo('提示','恭喜您以用户身份登录')
            self.login_destroy()

        elif self.account.get() == '请输入：管理员/用户' or self.account.get() == '':
            messagebox.showwarning('学生管理系统登录','你还未选择账户是管理员还是用户')
        else:
            messagebox.showwarning('学生管理系统登录','你选择的账户不符合规定')

    def login_destroy(self):
        login_gui.destroy()


login_gui = Tk()
login_gui.title('<<学生管理系统登录界面>>')
login_gui.geometry('500x100+500+200')
app_login = Application_login(master = login_gui)
login_gui.mainloop()


class Application(Frame):
    def __init__(self,master = None):
        super().__init__(master)
        self.master = master
        self.font = ("宋体", 12)
        self.student_list = []
        self.grid(row=0,column=0,columnspan=6)
        self.createWidget()

    def createWidget(self):
        self.btn01 = Button(self,text = '添 加 学 生 信 息', bg = 'silver', font = ('Arial', 12), command = self.Add_window, width = 20)
        self.btn02 = Button(self,text = '删 除 学 生 信 息', bg = 'silver', font = ('Arial', 12), command = self.Del_window, width = 20)
        self.btn03 = Button(self,text = '修 改 学 生 信 息', bg = 'silver', font = ('Arial', 12), command = self.Mod_window, width = 20)
        self.btn04 = Button(self,text = '查 询 学 生 信 息', bg = 'silver', font = ('Arial', 12), command = self.Ser_window, width = 20)
        self.btn05 = Button(self,text = '显 示 学 生 信 息', bg = 'silver', font = ('Arial', 12), command = self.Show_window, width = 20)
        self.btn06 = Button(self,text = '退 出 学 生 管 理 系 统', bg = 'silver', font = ('Arial', 12), command = self.Exit_window, width = 20)

        self.btn01.grid(row=0,column=0,sticky=NSEW,pady = 15)
        self.btn02.grid(row=1,column=0,sticky=NSEW,pady = 15)
        self.btn03.grid(row=2,column=0,sticky=NSEW,pady = 15)
        self.btn04.grid(row=3,column=0,sticky=NSEW,pady = 15)
        self.btn05.grid(row=4,column=0,sticky=NSEW,pady = 15)
        self.btn06.grid(row=5,column=0,sticky=NSEW,pady = 15)

        self.result = StringVar()
        self.result.set('">>>欢迎使用学生信息管理系统<<<\n   Edition:  V1.1   \n   @Author:  Marshal\nComplete Time:  2022/10/14"')
        self.Show_result = Label(self, bg="white", fg="black", font=self.font, bd='0', anchor='nw', textvariable=self.result,width=100)
        self.Show_result.grid(row=0,column=1,rowspan=6,sticky=NSEW)

    def Add_window(self):
        #窗口创建
        print('打开窗口: 添加学生信息')
        self.add_window = tkinter.Toplevel()
        self.add_window.title('添加学生信息')
        self.add_window.geometry('400x350+520+300')

        #学号
        self.ID =StringVar()
        self.lab_ID = Label(self.add_window,text = '学号（6位）：',font = self.font)
        self.entry_ID = Entry(self.add_window,textvariable=self.ID,width=30)
        self.lab_ID.grid(row=0,column=0,sticky=E,pady = 15)
        self.entry_ID.grid(row=0,column=1,columnspan=5,sticky=EW)

        #姓名
        self.name =StringVar()
        self.lab_name = Label(self.add_window,text = '   姓名 ：',font = self.font)
        self.entry_name = Entry(self.add_window,textvariable=self.name,width=30)
        self.lab_name.grid(row=1,column=0,sticky=E,pady = 15)
        self.entry_name.grid(row=1,column=1,columnspan=5,sticky=EW)

        #专业
        self.major =StringVar()
        self.lab_major = Label(self.add_window,text = '   专业 ：',font = self.font)
        self.entry_major = Entry(self.add_window,textvariable=self.major,width=30)
        self.lab_major.grid(row=2,column=0,sticky=E,pady = 15)
        self.entry_major.grid(row=2,column=1,columnspan=5,sticky=EW)

        #年龄
        self.age =StringVar()
        self.lab_age = Label(self.add_window,text = '   年龄 ：',font = self.font)
        self.entry_age = Entry(self.add_window,textvariable=self.age,width=30)
        self.lab_age.grid(row=3,column=0,sticky=E,pady = 15)
        self.entry_age.grid(row=3,column=1,columnspan=5,sticky=EW)

        #班级
        self._class =StringVar()
        self.lab__class = Label(self.add_window,text = '班级（序号）：',font = self.font)
        self.entry__class = Entry(self.add_window,textvariable=self._class,width=30)
        self.lab__class.grid(row=4,column=0,sticky=E,pady = 15)
        self.entry__class.grid(row=4,column=1,columnspan=5,sticky=EW)

        #电话
        self.phone =StringVar()
        self.lab_phone = Label(self.add_window,text = '  电话 ：',font = self.font)
        self.entry_phone = Entry(self.add_window,textvariable=self.phone,width=30)
        self.lab_phone.grid(row=5,column=0,sticky=E,pady = 15)
        self.entry_phone.grid(row=5,column=1,columnspan=5,sticky=EW)

        #确认按钮
        self.add_confirm = Button(self.add_window,text = '确认', bg = 'silver',font = self.font,command = lambda: self.student_add(self.ID.get(),self.name.get(),self.major.get(),self.age.get(),self._class.get(),self.phone.get()))
        self.add_confirm.grid(row=7,column=2,sticky=NSEW)

        #取消按钮
        self.add_concel = Button(self.add_window,text = '取消', bg = 'silver',font = self.font,command = lambda :self.concel(self.add_window))
        self.add_concel.grid(row=7,column=4,sticky=NSEW)


        self.add_window.mainloop()

    def Del_window(self):
        print('打开窗口: 删除学生信息')
        # 窗口创建
        self.del_window = tkinter.Toplevel()
        self.del_window.title('删除学生信息')
        self.del_window.geometry('450x110+550+400')

        #提示标签
        self.lab_del_tip = Label(self.del_window,text = '>>>请先通过"查询学生信息"查询待删除学生的学号<<<',bg = 'white',font=self.font)
        self.lab_del_tip.grid(row=0,column=0,columnspan=5,sticky=NSEW)

        #删除学号
        self.del_ID =StringVar()
        self.lab_del_ID = Label(self.del_window,text = '学号（6位）：',font = self.font)
        self.entry_del_ID = Entry(self.del_window,textvariable=self.del_ID,width=30)
        self.lab_del_ID.grid(row=1,column=0,sticky=E,pady = 15)
        self.entry_del_ID.grid(row=1,column=1,columnspan=4,sticky=EW)

        #确认按钮
        self.del_confirm = Button(self.del_window,text = '确认', bg = 'silver',font = self.font,command = lambda :self.student_del(self.del_ID.get()))
        self.del_confirm.grid(row=2,column=1)

        #取消按钮
        self.del_concel = Button(self.del_window,text = '取消', bg = 'silver',font = self.font,command = lambda :self.concel(self.del_window))
        self.del_concel.grid(row=2,column=2)

        self.del_window.mainloop()

    def Mod_window(self):
        # 窗口创建
        print('打开窗口:修改学生信息')
        self.mod_window = tkinter.Toplevel()
        self.mod_window.title('修改学生信息')
        self.mod_window.geometry('470x110+550+400')

        #提示标签
        self.lab_mod_tip = Label(self.mod_window,text = '>>>请先通过"查询学生信息"查询待修改信息学生的学号<<<',bg = 'white',font=self.font)
        self.lab_mod_tip.grid(row=0,column=0,columnspan=5,sticky=NSEW)

        #查询学号
        self.mod_ID =StringVar()
        self.lab_mod_ID = Label(self.mod_window,text = '学号（6位）：',font = self.font)
        self.entry_mod_ID = Entry(self.mod_window,textvariable=self.mod_ID,width=30)
        self.lab_mod_ID.grid(row=1,column=0,sticky=E,pady = 15)
        self.entry_mod_ID.grid(row=1,column=1,columnspan=4,sticky=EW)


        #确认按钮
        self.mod_confirm = Button(self.mod_window,text = '确认', bg = 'silver',font = self.font,command = lambda :self.student_mod(self.mod_ID.get()))
        self.mod_confirm.grid(row=2,column=1)

        #取消按钮
        self.mod_concel = Button(self.mod_window,text = '取消', bg = 'silver',font = self.font,command = lambda :self.concel(self.mod_window))
        self.mod_concel.grid(row=2,column=2)


        self.mod_window.mainloop()

    def Ser_window(self):
        # 窗口创建
        print('打开窗口: 查询学生信息')
        self.ser_window = tkinter.Toplevel()
        self.ser_window.title('查询学生信息')
        self.ser_window.geometry('400x400+600+250')
        #提示标签
        self.lab_mod_tip = Label(self.ser_window,text = '>>>输入学号/姓名,点击确认后开始查询<<<\n<<当学号和姓名同时存在时,仅使用学号查找>>',bg = 'white',font=self.font)
        self.lab_mod_tip.grid(row=6,column=0,columnspan=7,sticky=NSEW)

        #学号
        self.ser_ID =StringVar()
        self.lab_ser_ID = Label(self.ser_window,text = '学号（6位）：',font = self.font)
        self.entry_ser_ID = Entry(self.ser_window,textvariable=self.ser_ID,width=30)
        self.lab_ser_ID.grid(row=0,column=0,sticky=E,pady = 15)
        self.entry_ser_ID.grid(row=0,column=1,columnspan=5,sticky=EW)

        #姓名
        self.ser_name =StringVar()
        self.lab_ser_name = Label(self.ser_window,text = '   姓名 ：',font = self.font)
        self.entry_ser_name = Entry(self.ser_window,textvariable=self.ser_name,width=30)
        self.lab_ser_name.grid(row=1,column=0,sticky=E,pady = 15)
        self.entry_ser_name.grid(row=1,column=1,columnspan=5,sticky=EW)

        #专业
        self.ser_major =StringVar()
        self.lab_ser_major = Label(self.ser_window,text = '   专业 ：',font = self.font)
        self.entry_ser_major = Entry(self.ser_window,textvariable=self.ser_major,width=30)
        self.lab_ser_major.grid(row=2,column=0,sticky=E,pady = 15)
        self.entry_ser_major.grid(row=2,column=1,columnspan=5,sticky=EW)

        #年龄
        self.ser_age =StringVar()
        self.lab_ser_age = Label(self.ser_window,text = '   年龄 ：',font = self.font)
        self.entry_ser_age = Entry(self.ser_window,textvariable=self.ser_age,width=30)
        self.lab_ser_age.grid(row=3,column=0,sticky=E,pady = 15)
        self.entry_ser_age.grid(row=3,column=1,columnspan=5,sticky=EW)

        #班级
        self.ser__class =StringVar()
        self.lab_ser__class = Label(self.ser_window,text = '班级（序号）：',font = self.font)
        self.entry_ser__class = Entry(self.ser_window,textvariable=self.ser__class,width=30)
        self.lab_ser__class.grid(row=4,column=0,sticky=E,pady = 15)
        self.entry_ser__class.grid(row=4,column=1,columnspan=5,sticky=EW)

        #电话
        self.ser_phone =StringVar()
        self.lab_ser_phone = Label(self.ser_window,text = '  电话 ：',font = self.font)
        self.entry_ser_phone = Entry(self.ser_window,textvariable=self.ser_phone,width=30)
        self.lab_ser_phone.grid(row=5,column=0,sticky=E,pady = 15)
        self.entry_ser_phone.grid(row=5,column=1,columnspan=5,sticky=EW)

        #确认按钮
        self.ser_confirm = Button(self.ser_window,text = '确认', bg = 'silver',font = self.font,command = lambda :self.student_ser(self.ser_ID.get(),self.ser_name.get()))
        self.ser_confirm.grid(row=7,column=2,sticky=NSEW)

        #取消按钮
        self.ser_concel = Button(self.ser_window,text = '取消', bg = 'silver',font = self.font,command = lambda :self.concel(self.ser_window))
        self.ser_concel.grid(row=7,column=4,sticky=NSEW)


        self.ser_window.mainloop()

    def Show_window(self):      #用于实现信息的展示
        global Info
        if len(Info) == 0:
            messagebox.showinfo('提示','暂无学生信息')
            self.result.set('>>>>暂无学生信息<<<<')
            return
        if account == '管理员':
            student_content = ("{:<15}".format("学号") +
                        "{:<15}".format("姓名") +
                        "{:<15}".format("专业") +
                        "{:<15}".format("年龄") +
                        "{:<15}".format("班级") +
                        "{:<15}".format("电话号码") +
                        "\n")

            for i in Info:
                student_content += ("{:<15}".format(i['ID']) +
                        "{:<15}".format(i['Name']) +
                        "{:<15}".format(i['Major']) +
                        "{:<15}".format(i['Age']) +
                        "{:<15}".format(i['Class']) +
                        "{:<15}".format(i['Telephone']) +
                        "\n")
            self.result.set(student_content)
            messagebox.showinfo('提示','显示学生信息成功')
        elif account == '用户':
            messagebox.showinfo('提示','由于您是用户,仅展示一部分学生信息')
            student_content = ("{:<15}".format("学号") +
                               "{:<15}".format("姓名") +
                               "{:<15}".format("专业") +
                               "{:<15}".format("班级") +
                               "\n")

            for i in Info:
                student_content += ("{:<15}".format(i['ID']) +
                                    "{:<15}".format(i['Name']) +
                                    "{:<15}".format(i['Major']) +
                                    "{:<15}".format(i['Class']) +
                                    "\n")
            self.result.set(student_content)
            messagebox.showinfo('提示', '显示学生信息成功')

    def Exit_window(self):      #用于实现退出窗口
        answer = messagebox.askyesno('退出学生管理系统','您确定退出学生管理系统吗？')
        print('是否退出学生管理系统：',answer)
        if answer == True:                    #传回的是bool值，不是字符串,所以不用加引号
            messagebox.showinfo('学生管理系统','欢迎下次使用')
            root.destroy()
        elif answer == False:
            return



    def concel(self,window):#用于关闭窗口
        print('关闭窗口')
        window.destroy()

    def student_add(self,ID,name,major,age,_class,phone):  #用于添加学生信息
        global Info

        if not self.is_ID(ID):
            self.Tip_Add_ID()
            return

        if not self.is_Age(age):
            self.Tip_Add_Age()
            return

        if not self.is_Class(_class):
            self.Tip_Add_Class()
            return

        if not self.is_Telephone(phone):
            self.Tip_Add_Telephone()
            return

        for i in Info:
            if i['ID'] == ID:
                self.Tip_Add_ID_Repeat()
                return

        if account == '管理员':
            Info_dict = {'ID': ID, 'Name': name, 'Major': major, 'Age': age
                , 'Class': _class, 'Telephone': phone}
            print('添加的学生信息是:', Info_dict)
            Info.append(Info_dict)
            with open('studentData.txt','w',encoding='utf-8')as f:
                for item in Info:
                    f.write(str(item)+'\n')
                self.Tip_Add()
                self.add_window.destroy()
                self.Show_window()
        else:
            messagebox.showwarning('警告','您不是管理员,无法添加学生信息')


    def student_del(self,get_ID):  #用于删除学生信息
        global Info
        ID = get_ID
        flag = 0
        if not self.is_ID(ID):
            self.Tip_Add_ID()
            return

        if account == '管理员':
            for i in Info:
                if i['ID'] == ID:
                    Info.remove(i)
                    flag = 1
                    break
            if flag == 1:
                for i in Info:
                    with open('studentData.txt','w',encoding='utf-8')as f:
                        f.write(str(i)+'\n')
                self.Tip_Del()
                self.Show_window()
            else:
                self.Tip_Del_ID_None()
        else:
            messagebox.showwarning('警告','您不是管理员,无法删除学生信息')


    def student_mod(self,get_ID):  #用于更改学生信息
        global Info
        ID = get_ID
        if not self.is_ID(ID):
            self.Tip_Add_ID()
            return

        if account == '管理员':
            for i in Info:
                if i['ID'] == ID:
                    self.student_del(ID)
                    messagebox.showinfo('提示','要修改的信息已删除,请输入修改后的信息')
                    self.Add_window()
                    break
                else:
                    self.Tip_Del_ID_None()

        else:
            messagebox.showwarning('警告','您不是管理员,无法修改学生信息')


    def student_ser(self,get_ID,get_Name):  #用于查询学生信息
        global Info
        ID = get_ID
        Name = get_Name
        flag = 0
        if ID != '':                #当学号不为空时（同时包含了学号和姓名）
            if not self.is_ID(ID):  #判断学号符不符合规定
                self.Tip_Add_ID()
                return
            if account == '管理员':
                for i in Info:
                    if i['ID'] == ID:
                        self.ser_ID.set(i['ID'])
                        self.ser_name.set(i['Name'])
                        self.ser_major.set(i['Major'])
                        self.ser_age.set(i['Age'])
                        self.ser__class.set(i['Class'])
                        self.ser_phone.set(i['Telephone'])
                        flag = 1
                        break
                if flag == 1:
                    self.Tip_Search()
                else:
                    self.Tip_Search_None()

            elif account == '用户':
                messagebox.showinfo('提示', '由于您是用户，仅展示一部分内容')
                for i in Info:
                    if i['ID'] == ID:
                        self.ser_ID.set(i['ID'])
                        self.ser_name.set(i['Name'])
                        self.ser_major.set(i['Major'])
                        self.ser__class.set(i['Class'])
                        flag = 1
                        break
                if flag == 1:
                    self.Tip_Search()
                else:
                    self.Tip_Search_None()

        elif ID == '' and Name != '':       #当没有学号，仅存在名字时
            if account == '管理员':
                for i in Info:
                    if i['Name'] == Name:
                        self.ser_ID.set(i['ID'])
                        self.ser_name.set(i['Name'])
                        self.ser_major.set(i['Major'])
                        self.ser_age.set(i['Age'])
                        self.ser__class.set(i['Class'])
                        self.ser_phone.set(i['Telephone'])
                        flag = 1
                if flag == 1:
                    self.Tip_Search()
                else:
                    self.Tip_Search_None()

            elif account == '用户':
                messagebox.showinfo('提示', '由于您是用户，仅展示一部分内容')
                for i in Info:
                    if i['Name'] == Name:
                        self.ser_ID.set(i['ID'])
                        self.ser_name.set(i['Name'])
                        self.ser_major.set(i['Major'])
                        self.ser__class.set(i['Class'])
                        flag = 1
                        break
                if flag == 1:
                    self.Tip_Search()
                else:
                    self.Tip_Search_None()

    #用于判断是否符合要求
    # 定于一个方法，用于检查学号是否规范
    def is_ID(self,ID):
        return len(ID) == 6 and ID.isdigit()

    # 定于一个方法，用于检查年龄是否规范
    def is_Age(self,age):
        return age.isdigit() and 17 <= int(age) and int(age) <= 25

    # 定于一个方法，用于检查班级是否规范
    def is_Class(self,_class):
        return _class.isdigit() and int(_class) > 0

    # 定于一个方法，用于检查电话是否规范
    def is_Telephone(self,phone):
        return len(phone) == 11 and phone.isdigit()


    # 提示信息
    def Tip_Add(self):
        messagebox.showinfo("提示信息", "添加成功")

    def Tip_Search(self):
        messagebox.showinfo("提示信息", "查询成功")

    def Tip_Del(self):
        messagebox.showinfo("提示信息", "删除成功")

    def Tip_Mod(self):
        messagebox.showinfo("提示信息", "修改成功")

    def Tip_Add_ID_Repeat(self):
        messagebox.showinfo("提示信息", "此学号已经存在，请勿重复添加！")

    def Tip_Del_ID_None(self):
        messagebox.showinfo("提示信息", "此学号不存在，请重新输入！")

    def Tip_Search_None(self):
        messagebox.showinfo("提示信息", "未查询到有关学生信息！")

    def Tip_Add_ID(self):
        messagebox.showinfo("提示信息", "学号格式有误，请重新输入！")

    def Tip_Add_Age(self):
        messagebox.showinfo("提示信息", "年龄格式有误，请重新输入！(17-25岁)")

    def Tip_Add_Class(self):
        messagebox.showinfo("提示信息", "班级格式有误，请重新输入！")

    def Tip_Add_Telephone(self):
        messagebox.showinfo("提示信息", "电话格式有误，请重新输入！(11位电话号码)")



if account == '管理员' or account == '用户':
    root = Tk()
    root.title('<<<学生管理系统>>>')
    root.geometry('1050x375+500+200')
    app = Application(master = root)

    root.mainloop()