点击新商品.cs

用C#实现超市的管理

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Yewucheng;

namespace Myproject
{
    public partial class 点击新商品 : Form
    {
        private 添加老商品 info;
        public 点击新商品(添加老商品 obj)
        {
            InitializeComponent();
            this.info = obj;
        }

        private void button1_Click(object sender, EventArgs e)
        {

            wang xinshangping = new wang();

            if (this.txt1.Text == "")
            {
                MessageBox.Show("商品编号不能为空！");
            }
            else
            {
                MessageBox.Show("添加成功！", "系统消息");
            }

            xinshangping.insertmand("insert into NewTianjsp values('" + this.txt2.Text + "','" + this.combox4.Text + "','" + this.txt3.Text + "','" + this.comboBox3.Text + "'," + this.txt9.Text + "," + this.txt4.Text + "," + this.txt5.Text + ",'" + this.txt1.Text + "','" + this.txt8.Text + "')");
            this.Hide();

            DataSet da = xinshangping.SelectMand("select *from NewTianjsp");
            this.info.dataGridView1.DataSource = da.Tables[0].DefaultView;


        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Close();
        }

       
    }
}