python开发一个价格查询桌面小程序
开发三个界面，一个链接mysql,一个登陆，一个查询，python开发，每行代码带注释，pycharm编写程序。
数据源可以发送。
这是要交作业了吗？学一学
https://www.cnblogs.com/shwee/p/9427975.html
你这是外包的外包？并且还钱少事多
每行代码要求注释，实属过分和不可能
import pymysql.cursors
from tkinter import ttk
import tkinter as tk
import tkinter.font as tkFont
from tkinter import *
import tkinter.messagebox as messagebox
import time
connect=pymysql.Connect(
host='localhost',
port=3306,
user='root',
passwd='pananjun',
db='cus',
charset='utf8'
)
class logincheck:
def __init__(self,parent_window):
parent_window.update()
parent_window.destroy()
self.window=tk.Tk()
self.window.title("登录界面")
self.window.geometry('700x600+70+50')
def getTime():
timeStr=time.strftime('%H:%M:%S')
Rtime.configure(text=timeStr)
self.window.after(1000, getTime)
Rtime= Label(self.window,text='')
Rtime.pack(pady=25)
getTime()
label = Label(self.window, text="客户管理系统登录", font=("楷体", 30))
label.pack(pady=10)
self.var_username=StringVar()
self.var_pwd=StringVar()
self.right_top_username_label = Label(text="用户名：", font=('楷体', 15)).pack(pady=15)
self.right_top_username_entry = Entry(textvariable=self.var_username, font=('楷体', 15)).pack()
self.right_top_pwd_label = Label(text="密码：", font=('楷体', 15)).pack(pady=15)
self.right_top_pwd_entry = Entry(textvariable=self.var_pwd, font=('楷体', 15)).pack()
self.right_top_button1 = ttk.Button(text='确定', width=20, command=self.new_row).pack(pady=30)
self.right_top_button2 = ttk.Button(text='返回', width=20, command=self.back).pack()
self.window.protocol("WM_DELETE_WINDOW", self.back)
self.username=[]
self.pwd=[]
self.window.mainloop()
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor()
sql = "SELECT * FROM 客户登录 WHERE 用户名='%s'"%(self.var_username.get())
try:
cursor.execute(sql)
results = cursor.fetchall()
for row in results:
self.username.append(row[0])
self.pwd.append(row[1])
except:
print("Error: unable to fetch data")
messagebox.showinfo('警告！', '数据库连接失败！')
db.close()
def back(self):
self.window.destroy()
def new_row(self):
if self.var_username.get() != '' and self.var_pwd.get() != '' :
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor= db.cursor()
sql = "SELECT * FROM 客户登录 WHERE 用户名='%s'"%(self.var_username.get())
result = cursor.execute("select 密码 from 客户登录 where 用户名 = '%s' " % (self.var_username.get()))
pd= cursor.fetchmany(result)
if str(pd[0][0])=='%s'%(self.var_pwd.get()):
try:
cursor.execute(sql)
startpage(self.window)
except:
db.rollback()
messagebox.showinfo('警告！', '数据库连接失败！')
db.close()
else:
messagebox.showinfo('提示！', '请填写正确的用户信息')
class zhuce:
def __init__(self,parent_window):
parent_window.destroy()
self.window=tk.Tk()
self.window.title("用户注册")
self.window.geometry('700x600+70+50')
self.top_title = Label(self.window, text="用户注册", bg='SkyBlue', font=('楷体', 20), width=70, height=2)
self.top_title.pack()
self.username1 = StringVar()
self.pwd1 = StringVar()
self.right_top_username_label = Label(text="用户名：", font=('楷体', 15)).pack(pady=15)
self.right_top_username_entry = Entry(textvariable=self.username1, font=('楷体', 15)).pack()
self.right_top_pwd_label = Label(text="密码：", font=('楷体', 15)).pack(pady=15)
self.right_top_pwd_entry = Entry(textvariable=self.pwd1, font=('楷体', 15)).pack()
self.right_top_button1 = ttk.Button(text='确定', width=20, command=self.new_row).pack(pady=30)
self.right_top_button2 = ttk.Button(text='返回', width=20, command=self.back).pack()
self.window.protocol("WM_DELETE_WINDOW", self.back)
def back(self):
startpage(self.window)
def new_row(self):
if self.username1.get() != '' and self.pwd1.get() != '':
db=pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor() # 使用cursor()方法获取操作游标
sql= "INSERT INTO 客户登录(用户名,密码) VALUES('%s','%s')"%(self.username1.get(), self.pwd1.get())
try:
cursor.execute(sql)
db.commit()
messagebox.showinfo('提示！', '注册成功！')
except:
db.rollback()
messagebox.showinfo('警告！', '数据库连接失败！')
db.close()
else:
messagebox.showinfo('提示！', '请填写用户信息')
class startpage:
def __init__(self,parent_window):
parent_window.update()
parent_window.destroy()
self.window=tk.Tk()
self.window.title("客户管理系统")
self.window.geometry('1200x600+70+50')
def getTime():
timeStr=time.strftime('%H:%M:%S')
Rtime.configure(text=timeStr)
self.window.after(1000, getTime)
Rtime= Label(self.window,text='')
Rtime.pack(pady=25)
getTime()
label= Label(self.window,text="客户管理系统",font=("楷体",30))
label.pack(pady=10)
Button(self.window,text="添加客户",font=tkFont.Font(size=16),command=lambda: xinjian(self.window),width=20,height=2,fg='white',bg='gray').place(x=100,y=300)
Button(self.window,text="查询",font=tkFont.Font(size=16), command=lambda: cangkucha(self.window), width=20,height=2, fg='white', bg='gray').place(x=400, y=300)
Button(self.window, text="删除", font=tkFont.Font(size=16), command=lambda:shanchu(self.window), width=20,height = 2, fg = 'white', bg = 'gray').place(x=100, y=400)
Button(self.window, text="退出系统", font=tkFont.Font(size=16), command=self.window.destroy, width=20,height=2, fg='white', bg='gray').place(x=400, y=400)
Button(self.window, text="修改信息", font=tkFont.Font(size=16), command=lambda:xiugai(self.window),width=20,height=2,fg='white',bg='gray').place(x=700,y=300)
Button(self.window, text="用户注册", font=tkFont.Font(size=16), command=lambda: zhuce(self.window), width=20,height=2, fg='white', bg='gray').place(x=700, y=400)
self.window.mainloop()
class xinjian:
def __init__(self,parent_window):
parent_window.destroy()
self.window=tk.Tk()
self.window.title("添加客户")
self.window.geometry('700x600+70+50')
self.top_title=Label(self.window,text="添加客户",bg='SkyBlue', font=('楷体', 20), width=70, height=2)
self.top_title.pack()
self.var_id = StringVar()
self.var_name = StringVar()
self.var_gender = StringVar()
self.var_age = StringVar()
self.var_num = StringVar()
self.right_top_id_label = Label(text="客户ID号：", font=('楷体', 15)).pack(pady=15)
self.right_top_id_entry = Entry(textvariable=self.var_id, font=('楷体', 15)).pack()
self.right_top_name_label =Label(text="客户姓名：", font=('楷体', 15)).pack(pady=15)
self.right_top_name_entry = Entry(textvariable=self.var_name, font=('楷体', 15)).pack()
self.right_top_gender_label = Label(text="客户性别:", font=('楷体', 15)).pack(pady=15)
self.right_top_gender_entry = Entry(textvariable=self.var_gender, font=('楷体', 15)).pack()
self.right_top_age_label = Label(text="客户年龄:", font=('楷体', 15)).pack(pady=15)
self.right_top_age_entry = Entry(textvariable=self.var_age, font=('楷体', 15)).pack()
self.right_top_num_label = Label(text="客户电话：",font=('楷体',15)).pack(pady=15)
self.right_top_num_entry = Entry(textvariable=self.var_num, font=('楷体', 15)).pack()
self.right_top_button1 = ttk.Button(text='确定', width=20, command=self.new_row).pack(pady=30)
self.right_top_button2 = ttk.Button(text='返回', width=20, command=self.back).pack()
self.window.protocol("WM_DELETE_WINDOW", self.back) # 捕捉右上角关闭点击
self.id=[]
self.name=[]
self.gender=[]
self.age=[]
self.num=[]
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor()
sql = "SELECT * FROM 客户表"
try:
cursor.execute(sql)
results=cursor.fetchall()
for row in results:
self.id.append(row[0])
self.name.append(row[1])
self.gender.append(row[2])
self.age.append(row[3])
self.num.append(row[4])
except:
print("Error: unable to fetch data")
messagebox.showinfo('警告！', '数据库连接失败！')
db.close()
def back(self):
startpage(self.window)
def new_row(self):
if self.var_id.get() != '' and self.var_name.get() != '' and self.var_gender.get() != '' and self.var_age.get() != '':
db=pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor() # 使用cursor()方法获取操作游标
sql= "INSERT INTO 客户表(客户ID号,客户姓名,客户性别,客户年龄,客户电话) VALUES('%s','%s','%s','%s','%s')"%(self.var_id.get(), self.var_name.get(),self.var_gender.get(), self.var_age.get(), self.var_num.get())
try:
cursor.execute(sql)
db.commit()
messagebox.showinfo('提示！', '添加成功！')
except:
db.rollback()
messagebox.showinfo('警告！', '数据库连接失败！')
db.close()
else:
messagebox.showinfo('提示！', '请填写客户信息')
class kehudan:
def __init__(self,parent_window):
parent_window.destroy() # 销毁子界面
self.window = tk.Tk()
self.window.title('客户清单')
self.window.geometry('1200x600+70+50')
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor() # 使用cursor()方法获取操作游标
sql = "SELECT * FROM 客户表"
try:
cursor.execute(sql) # 执行sql语句
results = cursor.fetchall()
for row in results:
self.id = '客户ID号: ' + row[0]
self.name = '客户名称: ' + row[1]
self.gender = '客户性别: ' + row[2]
self.age = '客户年龄: ' + row[3]
self.num = '客户电话：' + row[4]
db.commit()
Label(self.window, text=self.id + "\t" + self.name + "\t" + self.gender + "\t" +self.age + "\t" +self.num, font=('楷体', 18)).pack(pady=5)
except:
db.rollback() # 发生错误时回滚
messagebox.showinfo('警告！', '数据库连接失败！')
db.close() # 关闭数据库连接
self.right_top_button4 = ttk.Button(text='返回', width=20, command=self.back).pack()
self.window.protocol("WM_DELETE_WINDOW", self.back)
def back(self):
cangkucha(self.window)
class cangkucha:
def __init__(self, parent_window):
parent_window.destroy()
self.window = tk.Tk()
self.window.title('客户查询')
self.window.geometry('700x600+70+50')
self.student_id = StringVar()
self.id = '客户ID号:' + ''
self.name = '客户姓名:' + ''
self.gender = '客户性别:' + ''
self.age = '客户年龄:' + ''
self.num = '客户电话：' + ''
Button(self.window, text="客户清单", font=tkFont.Font(size=12), command=lambda: kehudan(self.window), width=20,
height=2, fg='white', bg='gray').place(x=20, y=70)
self.right_top_name_label = Label(text="客户查询", font=('楷体', 15)).pack(pady=15)
self.right_top_name_entry = Entry(textvariable=self.student_id, font=('楷体', 15)).pack(pady=30)
self.right_top_button3 = ttk.Button(text='确定', width=20, command=self.new_row).pack(pady=30)
self.right_top_button4 = ttk.Button(text='返回', width=20, command=self.back).pack()
self.window.protocol("WM_DELETE_WINDOW", self.back)
# 打开数据库连接
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor()
sql = "SELECT * FROM 客户表 WHERE 客户ID号='%s'" % (self.student_id.get()) # SQL 查询语句
try:
# 执行SQL语句
cursor.execute(sql)
# 获取所有记录列表
results = cursor.fetchall()
for row in results:
self.id = '客户ID号:' + row[0]
self.name = '客户姓名:' + row[1]
self.gender = '客户性别:' + row[2]
self.age = '客户年龄:' + row[3]
self.num ='客户电话:' + row[4]
except:
print("Error: unable to fetch data")
db.close()
def back(self):
startpage(self.window)
def new_row(self):
if self.student_id.get() != '':
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor()
sql = "SELECT * FROM 客户表 where 客户ID号 = '%s'" % (self.student_id.get()) # SQL 插入语句
try:
cursor.execute(sql)
results = cursor.fetchall()
for row in results:
self.id = '客户ID号:' + row[0]
self.name = '客户姓名:' + row[1]
self.gender = '客户性别:' + row[2]
self.age = '客户年龄:' + row[3]
self.num ='客户电话:' + row[4]
db.commit()
label = tk.Label(self.window, text='客户信息查看', bg='SkyBlue', font=('楷体', 20), width=70, height=2)
label.pack(pady=20)
Label(self.window, text=self.id, font=('楷体', 18)).pack(pady=5)
Label(self.window, text=self.name, font=('楷体', 18)).pack(pady=5)
Label(self.window, text=self.gender, font=('楷体', 18)).pack(pady=5)
Label(self.window, text=self.age, font=('楷体', 18)).pack(pady=5)
Label(self.window, text=self.num, font=('楷体', 18)).pack(pady=5)
Button(self.window, text="返回首页", width=8, font=tkFont.Font(size=12), command=self.back_1).pack(pady=150)
self.window.protocol("WM_DELETE_WINDOW", self.back_1)
self.window.mainloop()
except:
db.rollback()
messagebox.showinfo('提示', '数据库连接失败！')
db.close()
else:
messagebox.showinfo('提示', '请填写客户信息！')
def back_1(self):
cangkucha(self.window)
class shanchu:
def __init__(self,parent_window):
parent_window.destroy()
self.window = tk.Tk()
self.window.title('删除表')
self.window.geometry('700x600+70+50')
self.top_title = Label(self.window, text='删除', bg='SkyBlue', font=('楷体', 20), width=70, height=2)
self.top_title.pack()
self.var_id = StringVar()
self.var_name = StringVar()
self.var_gender = StringVar()
self.var_age = StringVar()
self.var_num= StringVar()
self.right_top_id_label = Label(text="客户ID号", font=('楷体', 15)).pack(pady=15)
self.right_top_id_entry = Entry(textvariable=self.var_id, font=('楷体', 15)).pack()
self.right_top_name_label = Label(text="客户姓名", font=('楷体', 15)).pack(pady=15)
self.right_top_name_entry = Entry(textvariable=self.var_name, font=('楷体', 15)).pack()
self.right_top_gender_label = Label(text="客户性别", font=('楷体', 15)).pack(pady=15)
self.right_top_gender_entry = Entry(textvariable=self.var_gender, font=('楷体', 15)).pack()
self.right_top_age_label = Label(text="客户年龄", font=('楷体', 15)).pack(pady=15)
self.right_top_age_entry = Entry(textvariable=self.var_age, font=('楷体', 15)).pack()
self.right_top_num_label= Label(text="客户电话", font=('楷体', 15)).pack(pady=15)
self.right_top_num_entry = Entry(textvariable=self.var_num, font=('楷体', 15)).pack()
self.right_top_button1 = ttk.Button(text='确定', width=20, command=self.new_row).pack(pady=30)
self.right_top_button2 = ttk.Button(text='返回', width=20, command=self.back).pack()
self.window.protocol("WM_DELETE_WINDOW", self.back)
self.id = []
self.name = []
self.gender = []
self.age = []
self.num= []
# 打开数据库连接
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor() # 使用cursor()方法获取操作游标
sql = "SELECT * FROM 客户表" # SQL 查询语句
try:
# 执行SQL语句
cursor.execute(sql)
# 获取所有记录列表
results = cursor.fetchall()
for row in results:
self.id.append(row[0])
self.name.append(row[1])
self.gender.append(row[2])
self.age.append(row[3])
self.num.append(row[4])
except:
print("Error: unable to fetch data")
messagebox.showinfo('提示', '数据库连接失败！')
db.close()
def back(self):
startpage(self.window)
def new_row(self):
if self.var_id.get() != '' and self.var_name.get() != '':
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor()
sql = "DELETE FROM 客户表 WHERE 客户ID号 = '%s'" % (self.var_id.get())
try:
cursor.execute(sql)
db.commit()
messagebox.showinfo('提示！', '删除成功！')
except:
db.rollback()
messagebox.showinfo('警告！', '数据库连接失败！')
db.close()
else:
messagebox.showinfo('警告！', '填写删除信息')
class xiugai:
def __init__(self,parent_window):
parent_window.destroy()
self.window = tk.Tk()
self.window.title('修改信息')
self.window.geometry('700x600+70+50')
self.top_title = Label(self.window, text='修改信息', bg='SkyBlue', font=('楷体', 20), width=70, height=2)
self.top_title.pack()
self.var_id = StringVar()
self.var_name = StringVar()
self.var_gender = StringVar()
self.var_age = StringVar()
self.var_num = StringVar()
self.right_top_id_label = Label(text="客户ID号", font=('楷体', 15)).pack(pady=15)
self.right_top_id_entry = Entry(textvariable=self.var_id, font=('楷体', 15)).pack()
self.right_top_name_label = Label(text="客户姓名", font=('楷体', 15)).pack(pady=15)
self.right_top_name_entry = Entry(textvariable=self.var_name, font=('楷体', 15)).pack()
self.right_top_gender_label = Label(text="客户性别", font=('楷体', 15)).pack(pady=15)
self.right_top_gender_entry = Entry(textvariable=self.var_gender, font=('楷体', 15)).pack()
self.right_top_age_label = Label(text="客户年龄", font=('楷体', 15)).pack(pady=15)
self.right_top_age_entry = Entry(textvariable=self.var_age, font=('楷体', 15)).pack()
self.right_top_num_label = Label(text="客户电话", font=('楷体', 15)).pack(pady=15)
self.right_top_num_entry = Entry(textvariable=self.var_num, font=('楷体', 15)).pack()
self.right_top_button1 = ttk.Button(text='确定', width=20, command=self.new_row).pack(pady=30)
self.right_top_button2 = ttk.Button(text='返回', width=20, command=self.back).pack()
self.window.protocol("WM_DELETE_WINDOW", self.back)
self.id = []
self.name = []
self.gender = []
self.age = []
self.num = []
# 打开数据库连接
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor() # 使用cursor()方法获取操作游标
sql = "SELECT * FROM 客户表" # SQL 查询语句
try:
# 执行SQL语句
cursor.execute(sql)
# 获取所有记录列表
results = cursor.fetchall()
for row in results:
self.id.append(row[0])
self.name.append(row[1])
self.gender.append(row[2])
self.age.append(row[3])
self.num.append(row[4])
except:
print("Error: unable to fetch data")
messagebox.showinfo('提示', '数据库连接失败！')
db.close()
def back(self):
startpage(self.window)
def new_row(self):
if self.var_id.get() != '':
db = pymysql.connect(host="localhost", user="root", passwd="pananjun", db="cus")
cursor = db.cursor()
sql = "UPDATE 客户表 SET 客户ID号='%s',客户姓名='%s',客户性别='%s',客户年龄='%s',客户电话='%s' WHERE 客户ID号='%s'" % (self.var_id.get(),self.var_name.get(),self.var_gender.get(),self.var_age.get(),self.var_num.get(),self.var_id.get())
try:
cursor.execute(sql)
db.commit()
messagebox.showinfo('提示！', '修改成功！')
except:
db.rollback()
messagebox.showinfo('警告！', '数据库连接失败！')
db.close()
else:
messagebox.showinfo('警告！', '填写修改信息')
if __name__ == '__main__':
window = tk.Tk()
logincheck(window)
代码参考自【用Python制作一个连接Mysql包含登录系统具备增删改查功能的客户管理系统】，期望对你开发完善程序有所帮助，链接：https://blog.csdn.net/weixin_70352971/article/details/126181400
M
看看这个
https://www.cnblogs.com/shwee/p/9427975.html
可以谈谈