界面为：
代码如下：
# 学生信息管理系统:显示所有信息、追加信息、删除信息、查询
# 细节：清空控件内容
# 待增加功能：查询增加鼠标事件来进行修改
# Treeview
import tkinter as tk
import tkinter.messagebox
import string
import database
from tkinter import ttk
win = tk.Tk()
win.geometry('500x400+200+200')
win.title('学生管理系统')
#win.grid_rowconfigure(win.grid_size(), minsize=1)
# 界面标题
tk.Label(text='学生管理系统',
font=('宋体', 16, 'bold'),
fg='blue',
justify=tk.CENTER,
width=36).grid(row=1, column=1, columnspan=6, pady=10)
# 界面设置
label1 = tk.Label(text='学号：', justify=tk.RIGHT, width=4).grid(row=2,
column=1,
pady=5)
label2 = tk.Label(text='姓名：', justify=tk.RIGHT, width=4).grid(row=2, column=4)
label3 = tk.Label(text='电话：', justify=tk.RIGHT, width=4).grid(row=3,
column=1,
pady=5)
label4 = tk.Label(text='地址：', justify=tk.RIGHT, width=4).grid(row=3, column=4)
stu_id = tk.IntVar().set(None)
stu_na = tk.StringVar()
stu_ph = tk.IntVar().set(None)
stu_adr = tk.StringVar()
entryid = tk.Entry(win, textvariable=stu_id, width=18)
entryid.grid(row=2, column=2, columnspan=2, sticky='w')
entryna = tk.Entry(win, textvariable=stu_na, width=18)
entryna.grid(row=2, column=5, columnspan=2, sticky='w')
entryph = tk.Entry(win, textvariable=stu_ph, width=18)
entryph.grid(row=3, column=2, columnspan=2, sticky='w')
entryadr = tk.Entry(win, textvariable=stu_adr, width=18)
entryadr.grid(row=3, column=5, columnspan=2, sticky='w')
tree = ttk.Treeview(win, show='headings', columns=('学号', '姓名', '电话', '地址'))
# 定义列
tree.column('学号', width=100)
tree.column('姓名', width=100)
tree.column('电话', width=100)
tree.column('地址', width=100)
# 定义头
tree.heading('学号', text='学号')
tree.heading('姓名', text='姓名')
tree.heading('电话', text='电话')
tree.heading('地址', text='地址')
def func(event):
pass
tree.bind("<Button-3>", func) # <Button-3>鼠标右键
tree.grid(row=6, column=1, columnspan=6, pady=5, sticky='e')
def Judge(stuid): # 判断stuid(str型)是否存在库中
flag = 0 # 判断标志，1为stuid存在数据库中
lst = database.showAllData()
for i in range(len(lst)):
for item in lst[i]:
if int(stuid) == item:
flag = 1
return flag
def ClearEntry(): # 清空控件内容
entryid.delete(0, 'end')
entryna.delete(0, 'end')
entryph.delete(0, 'end')
entryadr.delete(0, 'end')
def ClearTree(): # 清空树控件
x = tree.get_children()
for item in x: # 清空控件内容
tree.delete(item)
def addInformation():
res = [entryid.get(), entryna.get(), entryph.get(), entryadr.get()]
if (not entryid.get()) or (not entryna.get()) or (not entryph.get()) or (
not entryadr.get()):
tk.messagebox.showerror(title='Attention', message='输入信息不完整')
elif (len(entryid.get()) != 8) or not (entryid.get()).isdecimal():
tk.messagebox.showerror(title='Attention', message='输入错误，学号为8位数字')
elif len(entryph.get()) != 11 or not (entryph.get()).isdecimal():
tk.messagebox.showerror(title='Attention', message='输入错误，电话为11位数字')
else:
flag = Judge(entryid.get()) # 判断id是否已存在
if not flag:
database.addRec(int(entryid.get()), entryna.get(),
int(entryph.get()), entryadr.get())
tk.messagebox.showinfo(title='Attention', message='添加成功')
tree.insert('', 'end', values=res)
ClearEntry() # 清空所有输入框
else:
tk.messagebox.showinfo(title='Attention', message='学号已存在')
def deleteInformation(): # 删除
temp = entryid.get()
if not temp:
tk.messagebox.showinfo(title='Attention', message='学生学号为空')
elif not temp.isdecimal() or (len(entryid.get()) != 8):
tk.messagebox.showerror(title='Attention', message='输入错误，学号为8位数字')
else:
flag = Judge(temp)
if flag: # 存在
database.deleteRec(temp)
tk.messagebox.showinfo(title='Attention', message='删除成功')
showData() # 刷新显示数据
Clear() # 清空所有输入框
else:
tk.messagebox.showinfo(title='Attention', message='学号不存在')
def showInformation(): # 显示全部信息
ClearTree()
lst = database.showAllData()
for item in lst:
tree.insert('', 'end', values=item)
def searchInformation():
temp = entryid.get()
if not temp:
tk.messagebox.showinfo(title='Attention', message='学生学号为空')
elif not temp.isdecimal() or (len(entryid.get()) != 8):
tk.messagebox.showerror(title='Attention', message='输入错误，学号为8位数字')
else:
flag = Judge(temp)
ClearTree()
if flag: # 存在
res = database.searchRec(temp)
tree.insert('', 'end', values=res)
else:
tk.messagebox.showinfo(title='Attention', message='学号不存在')
bt1 = tk.Button(win, text='显示所有信息', width=10,
command=showInformation).grid(row=4, column=2, pady=10)
bt2 = tk.Button(win, text='追加信息', width=10,
command=addInformation).grid(row=4, column=3, pady=10)
bt3 = tk.Button(win, text='删除信息', width=10,
command=deleteInformation).grid(row=4, column=4, pady=10)
bt4 = tk.Button(win, text='搜索信息', width=10,
command=searchInformation).grid(row=4, column=5, pady=10)
win.mainloop()
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