# 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()