python实现名片管理系统（界面+数据库）
开发一个简单的信息管理系统（类似于前面的名片管理系统），要求：
1.用结构化方法或面向对象开发方法开发系统
2.有图形用户界面
3.用数据库存储数据
4.用python语言实现系统
部分功能如下图
进入时的界面
显示所有名片后的界面
新建名片功能
新建成功
查找名片里包含（修改名片和删除名片）
具体代码如下
import sys
from tkinter import *
from tkinter.messagebox import *
from tkinter import ttk
import sqlite3
con = sqlite3.connect(r"D:\Python练习\作业\12月6日python\card.db")
#con.execute("create table card(name primary key ,phone,QQ,email)")
#新增名片
def add():
add = Tk()
add.geometry('260x140+350+200')
add.minsize(260, 140)
add.maxsize(260, 140)
add.title("新建名片")
lf = LabelFrame(add,text="请 输 入 ：",labelanchor=N)
lf.pack()
Label(lf, text="姓 名：").grid(row=0,column=0)
Label(lf, text="电 话：").grid(row=1,column=0)
Label(lf, text="Q Q：").grid(row=2, column=0)
Label(lf, text="Email：").grid(row=3, column=0)
name = Entry(lf)
name.grid(row=0,column=1,columnspan=2)
phone = Entry(lf)
phone.grid(row=1,column=1,columnspan=2)
qq = Entry(lf)
qq.grid(row=2,column=1,columnspan=2)
email = Entry(lf)
email.grid(row=3,column=1,columnspan=2)
#确定按钮添加数据
def qd_event():
try:
if name.get()=="":
showinfo(title="提示", message="姓名不能为空！")
add.destroy()
else:
con = sqlite3.connect(r"D:\Python练习\作业\12月6日python\card.db")
cardList = (name.get(),phone.get(),qq.get(),email.get())
con.execute("insert into card(name,phone,QQ,email) values (?,?,?,?)",cardList)
#card = {"姓名":name.get(),"电话":phone.get(),"QQ":qq.get(),"Email":email.get()}
#card_list.append(card)
con.commit()
con.close()
add.destroy()
show_all()
#save_data()
showinfo(title="提示", message="新建名片成功！")
except:
print("error occur")
showinfo(title="警告", message="姓名不能重复！")
#取消按钮
def qx_event():
add.destroy()
Button(lf,text=" 确 定 ",command=qd_event).grid(row=4,column=2,sticky=W)
Button(lf,text=" 取 消 ",command=qx_event).grid(row=4,column=1,sticky=E)
#显示所有
def show_all():
x=dataTreeview.get_children()
for item in x:
dataTreeview.delete(item)
con = sqlite3.connect(r"D:\Python练习\作业\12月6日python\card.db")
cur = con.execute("select * from card")
for i in cur:
print(i)
n=0
#dataTreeview.insert('', 1, values=("1","2","3","4"))
dataTreeview.insert('',n, values=i)
n+=1
#清空数据
def del_all():
x=dataTreeview.get_children()
for item in x:
dataTreeview.delete(item)
#查询名片
def search_card():
search = Tk()
search.geometry('240x50+450+300')
search.minsize(240, 80)
search.maxsize(400, 170)
search.title("查找名片")
lf = LabelFrame(search, text="请 输 入 ：", labelanchor=N)
lf.pack()
Label(lf, text="姓 名：").grid(row=0, column=0)
name = Entry(lf)
name.grid(row=0, column=1, columnspan=2)
#print(name.get())
def sure():
con = sqlite3.connect(r"D:\Python练习\作业\12月6日python\card.db")
cur = con.execute("select * from card")
for i in cur:
#print(i)
#print(name.get())
#print(name.get()==i[0])
if name.get() == i[0]:
print("查找成功")
#print(i[0])
update(i[0])
search.destroy()
break
else:
showinfo(title="提示",message="没有找到!")
Button(lf, text="查找", command=sure).grid(row=1, column=1, sticky=N)
#修改名片
def update(n):
update = Tk()
update.geometry('400x170+350+200')
update.minsize(400, 170)
update.maxsize(400, 170)
update.title("查找名片")
lf1 = LabelFrame(update, text="名片信息",labelanchor=N)
lf1.pack()
Label(lf1, text="姓 名：").grid(row=0, column=0)
Label(lf1, text="电 话：").grid(row=1, column=0)
Label(lf1, text="Q Q：").grid(row=2, column=0)
Label(lf1, text="Email：").grid(row=3, column=0)
con = sqlite3.connect(r"D:\Python练习\作业\12月6日python\card.db")
print(n+"好靓仔")
cur = con.execute("select * from card where name =="+"'"+n+"'")
print("'"+n+"'")
for i in cur:
print(i[0]+i[1]+i[2]+i[3])
Label(lf1, text=i[0], width=20, anchor=W).grid(row=0, column=1, columnspan=2)
Label(lf1, text=i[1], width=20, anchor=W).grid(row=1, column=1, columnspan=2)
Label(lf1, text=i[2], width=20, anchor=W).grid(row=2, column=1, columnspan=2)
Label(lf1, text=i[3], width=20, anchor=W).grid(row=3, column=1, columnspan=2)
name = Entry(lf1)
name.grid(row=0, column=3, columnspan=2)
phone = Entry(lf1)
phone.grid(row=1, column=3, columnspan=2)
qq = Entry(lf1)
qq.grid(row=2, column=3, columnspan=2)
email = Entry(lf1)
email.grid(row=3, column=3, columnspan=2)
Label(lf1,text="提示！修改名片在空白处输入确认修改即可",anchor=E).grid(row=4, column=0, columnspan=3)
def xg_event(n):
print(n)
print(name.get())
con = sqlite3.connect(r"D:\Python练习\作业\12月6日python\card.db")
con.execute("update card set name=?,phone=?,qq=?,email=? where name ="+"'"+n+"'",(name.get(),phone.get(),qq.get(),email.get()))
con.commit()
con.close()
update.destroy()
show_all()
#删除名片
def delete(n):
con = sqlite3.connect(r"D:\Python练习\作业\12月6日python\card.db")
con.execute("delete from card where name ="+"'"+n+"'")
con.commit()
con.close()
show_all()
showinfo(title="提示", message="已删除！")
update.destroy()
Button(lf1, text="修 改", command=lambda: xg_event(n)).grid(row=5, column=2, sticky=E)
Button(lf1, text="删 除", command=lambda: delete(n)).grid(row=5, column=1, sticky=E)
#退出系统
def quit():
root.destroy()
def about():
showinfo(title="关于我们",message="卡片管理系统\n版本号：V4.0 \n作者：华浩新\n完成日期：2019年12月18日")
#创建一个Tk根窗口组件root
root=Tk()
root.title("名片管理系统")
root["width"]=800
root["height"]=500
#系统管理菜单栏
mubar=Menu(root)
muLogin=Menu(mubar,tearoff=0)
mubar.add_cascade(label="系统管理",menu=muLogin)
muLogin.add_command(label="加载数据",command=show_all)
muLogin.add_command(label="清空数据",command=del_all)
tc=muLogin.add_command(label="退出",command=quit)
#名片管理菜单栏
muCard=Menu(mubar,tearoff=0)
mubar.add_cascade(label="名片管理",menu=muCard)
muCard.add_command(label="显示所有",command=show_all)
root.bind("<Button-1>,")
muCard.add_command(label="新建",command=add)
muCard.add_command(label="查找",command=search_card)
muCard.add_command(label="保存")
#帮助菜单栏
muHelp=Menu(mubar,tearoff=0)
mubar.add_cascade(label="帮助",menu=muHelp)
muHelp.add_command(label="关于",command=about)
t=Text(root,width=100,height=30)
t.pack()
dataTreeview = ttk.Treeview(root, height=19,show='headings', column=('name', 'phone', 'QQ', 'email'))
dataTreeview.column('name', width=80, anchor="center")
dataTreeview.column('phone', width=80, anchor="center")
dataTreeview.column('QQ', width=80, anchor="center")
dataTreeview.column('email', width=80, anchor="center")
dataTreeview.heading('name', text='姓名')
dataTreeview.heading('phone', text='电话')
dataTreeview.heading('QQ', text='QQ')
dataTreeview.heading('email', text='邮箱')
dataTreeview.place(rely=0, relwidth=1)
Label(root, text='名片管理系统V4.0', bg='white', fg='blue', font=('宋体', 15)).pack(side=BOTTOM, fill='x')
root["menu"]=mubar
root.mainloop()
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