python+tkinter学生管理系统

python+tkinter学生管理系统
版权声明：原创转载无说明出处必究 https://blog.csdn.net/qq1123642601/article/details/90760485

 

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from tkinter import *
from tkinter.messagebox import *
import sqlite3
from tkinter import ttk

dbstr = "H:mydb.db"

root = Tk()
root.geometry('700x1000')
root.title('学生管理系统')

Label(root, text="学号：").place(relx=0, rely=0.05, relwidth=0.1)
Label(root, text="姓名：").place(relx=0.5, rely=0.05, relwidth=0.1)
Label(root, text="电话：").place(relx=0, rely=0.1, relwidth=0.1)
Label(root, text="地址：").place(relx=0.5, rely=0.1, relwidth=0.1)

sid = StringVar()
name = StringVar()
phone = StringVar()
address = StringVar()
Entry(root, textvariable=sid).place(relx=0.1, rely=0.05, relwidth=0.37, height=25)
Entry(root, textvariable=name).place(relx=0.6, rely=0.05, relwidth=0.37, height=25)

Entry(root, textvariable=phone).place(relx=0.1, rely=0.1, relwidth=0.37, height=25)
Entry(root, textvariable=address).place(relx=0.6, rely=0.1, relwidth=0.37, height=25)

Label(root, text='学生信息管理', bg='white', fg='red', font=('宋体', 15)).pack(side=TOP, fill='x')

def showAllInfo():

x = dataTreeview.get_children() for item in x: dataTreeview.delete(item) con = sqlite3.connect(dbstr) cur = con.cursor() cur.execute("select * from student") lst = cur.fetchall() for item in lst: dataTreeview.insert("", 1, text="line1", values=item) cur.close() con.close() 

def appendInfo():

if sid.get() == "": showerror(title='提示', message='输入不能为空') elif name.get() == "": showerror(title='提示', message='输入不能为空') elif phone.get() == "": showerror(title='提示', message='输入不能为空') elif address.get() == "": showerror(title='提示', message='输入不能为空') else: x = dataTreeview.get_children() for item in x: dataTreeview.delete(item) list1 = [] list1.append(sid.get()) list1.append(name.get()) list1.append(phone.get()) list1.append(address.get()) con = sqlite3.connect(dbstr) cur = con.cursor() cur.execute("insert into student values(?,?,?,?)", tuple(list1)) con.commit() cur.execute("select * from student") lst = cur.fetchall() for item in lst: dataTreeview.insert("", 1, text="line1", values=item) cur.close() con.close() 

def deleteInfo():

con = sqlite3.connect(dbstr) cur = con.cursor() cur.execute("select * from student") studentList = cur.fetchall() cur.close() con.close() print(studentList) num = sid.get() flag = 0 if num.isnumeric() == False: showerror(title='提示', message='删除失败') for i in range(len(studentList)): for item in studentList[i]: if int(num) == item: flag = 1 con = sqlite3.connect(dbstr) cur = con.cursor() cur.execute("delete from student where id = ?", (int(num),)) con.commit() cur.close() con.close() break if flag == 1: showinfo(title='提示', message='删除成功！') else: showerror(title='提示', message='删除失败') x = dataTreeview.get_children() for item in x: dataTreeview.delete(item) con = sqlite3.connect(dbstr) cur = con.cursor() cur.execute("select * from student") lst = cur.fetchall() for item in lst: dataTreeview.insert("", 1, text="line1", values=item) cur.close() con.close() 

Button(root, text="显示所有信息", command=showAllInfo).place(relx=0.2, rely=0.2, width=100)
Button(root, text="追加信息", command=appendInfo).place(relx=0.4, rely=0.2, width=100)
Button(root, text="删除信息", command=deleteInfo).place(relx=0.6, rely=0.2, width=100)

dataTreeview = ttk.Treeview(root, show='headings', column=('sid', 'name', 'phone', 'address'))
dataTreeview.column('sid', width=150, anchor="center")
dataTreeview.column('name', width=150, anchor="center")
dataTreeview.column('phone', width=150, anchor="center")
dataTreeview.column('address', width=150, anchor="center")

dataTreeview.heading('sid', text='学号')
dataTreeview.heading('name', text='名字')
dataTreeview.heading('phone', text='电话')
dataTreeview.heading('address', text='地址')

dataTreeview.place(rely=0.3, relwidth=0.97)

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作者：WF帆少
来源：CSDN
原文：https://blog.csdn.net/qq1123642601/article/details/90760485
版权声明：本文为博主原创文章，转载请附上博文链接！