python sql server 增删改查工具类 python增删改查界面系统

admin2024-06-08  12

这应该算是最简易且功能较为全面的客户管理系统,如下

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)


另外mysql也需要创建数据库和数据表,可以按需创作

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