233/views.py

import tkinter as tk
from tkinter import ttk
from db import db

class AboutFrame(tk.Frame):
    def __init__(self,root):
        super().__init__(root)
        tk.Label(self, text='关于软件：基于tkinter开发').pack()
        tk.Label(self, text='关于作者：黄晨轲').pack()
        tk.Label(self, text='开发时间：2024年5月').pack()


class ChangeFrame(tk.Frame):
    def __init__(self,root):
        super().__init__(root)
        self.name = tk.StringVar()
        self.banji = tk.StringVar()
        self.xuehao = tk.StringVar()
        self.youbian = tk.StringVar()
        self.status = tk.StringVar()
        self.create_page()

    def create_page(self):
        tk.Label(self).grid(row=0,pady=10)

        tk.Label(self,text='姓 名:').grid(row=1, column=1, pady=10)
        tk.Entry(self, textvariable=self.name).grid(row=1, column=2, pady=10)

        tk.Label(self, text='班 级:').grid(row=2, column=1, pady=10)
        tk.Entry(self, textvariable=self.banji).grid(row=2, column=2, pady=10)

        tk.Label(self, text='学 号:').grid(row=3, column=1, pady=10)
        tk.Entry(self, textvariable=self.xuehao).grid(row=3, column=2, pady=10)

        tk.Label(self, text='邮 编:').grid(row=4, column=1, pady=10)
        tk.Entry(self, textvariable=self.youbian).grid(row=4, column=2, pady=10)

        tk.Button(self, text='查询', command=self.search_user).grid(row=5, column=1, pady=10, stick=tk.E)
        tk.Button(self, text='修改',command=self.change_user).grid(row=5, column=2, pady=10,stick=tk.E)

        tk.Label(self, textvariable=self.status).grid(row=6, column=2, pady=10)

    def search_user(self):

        flag, info = db.search_by_username(self.name.get())
        if flag:
            self.name.set(info['name'])
            self.banji.set(info['banji'])
            self.xuehao.set(info['xuehao'])
            self.youbian.set(info['youbian'])
            self.status.set('数据查询成功')
        else:
            self.status.set(info)

    def change_user(self):
        stu = {"name": self.name.get(),"banji": self.banji.get(), "xuehao": self.xuehao.get(), "youbian": self.youbian.get()}
        self.name.set('')
        self.banji.set('')
        self.xuehao.set('')
        self.youbian.set('')
        db.update(stu)
        self.status.set('修改数据成功')



class InsertFrame(tk.Frame):
    def __init__(self,root):
        super().__init__(root)
        #tk.Label(self, text='录入页面').pack()
        self.name = tk.StringVar()
        self.banji = tk.StringVar()
        self.xuehao = tk.StringVar()
        self.youbian = tk.StringVar()
        self.status = tk.StringVar()
        self.create_page()

    def create_page(self):
        tk.Label(self).grid(row=0,pady=10)

        tk.Label(self,text='姓 名:').grid(row=1, column=1, pady=10)
        tk.Entry(self, textvariable=self.name).grid(row=1, column=2, pady=10)

        tk.Label(self, text='班 级:').grid(row=2, column=1, pady=10)
        tk.Entry(self, textvariable=self.banji).grid(row=2, column=2, pady=10)

        tk.Label(self, text='学 号:').grid(row=3, column=1, pady=10)
        tk.Entry(self, textvariable=self.xuehao).grid(row=3, column=2, pady=10)

        tk.Label(self, text='邮 编:').grid(row=4, column=1, pady=10)
        tk.Entry(self, textvariable=self.youbian).grid(row=4, column=2, pady=10)

        tk.Button(self, text='录入',command=self.recode_info).grid(row=5, column=2, pady=10,stick=tk.E)
        tk.Label(self, textvariable=self.status).grid(row=6, column=2, pady=10)





    def recode_info(self):
        stu = {"name": self.name.get(),"banji": self.banji.get(), "xuehao": self.xuehao.get(), "youbian": self.youbian.get()}
        self.name.set('')
        self.banji.set('')
        self.xuehao.set('')
        self.youbian.set('')
        db.insert(stu)
        self.status.set('插入数据成功')


class SearchFrame(tk.Frame):
    def __init__(self,root):
        super().__init__(root)
        self.table_view = tk.Frame()
        self.table_view.pack()

        self.create_page()

    def create_page(self):
        coulumns = ("name","xuehao","banji","youbian")
        coulumns_values = ("姓名","学号","班级","邮编")
        self.tree_view = ttk.Treeview(self, show='headings', columns=coulumns)
        self.tree_view.column('name',width=80,anchor='center')
        self.tree_view.column('xuehao', width=80, anchor='center')
        self.tree_view.column('banji', width=80, anchor='center')
        self.tree_view.column('youbian', width=80, anchor='center')
        self.tree_view.heading('name',text='姓名')
        self.tree_view.heading('xuehao', text='班级')
        self.tree_view.heading('banji', text='学号')
        self.tree_view.heading('youbian', text='邮编')
        self.tree_view.pack(fill=tk.BOTH, expand=True)
        self.show_data_frame()


        tk.Button(self,text='刷新数据',command=self.show_data_frame).pack(anchor=tk.E,pady=5)


    def show_data_frame(self):
        #删除旧的阶段
        for _ in map(self.tree_view.delete,self.tree_view.get_children('')):
            pass

        student = db.all()
        index = 0
        for stu in student:
            print(stu)
            self.tree_view.insert('',index + 1,values=(
                stu['name'],stu['banji'],stu['xuehao'],stu['youbian'],
            ))


class DeleteFrame(tk.Frame):
    def __init__(self,root):
        super().__init__(root)
        self.username = tk.StringVar()
        self.status = tk.StringVar()
        tk.Label(self, text='根据名字删除数据').pack()
        tk.Entry(self, textvariable=self.username).pack()
        tk.Button(self, text='删除',command=self.delete).pack()
        tk.Label(self, textvariable=self.status).pack()


    def delete(self):
        username = self.username.get()
        flag,message = db.delete_by_username(username)
        self.status.set(message)