添加进价参考查询.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 添加进货参考查询 : Form
    {
        private 进价参考 info;
        wang chaozhao = new wang();
        public 添加进货参考查询(进价参考 obj)
        {
            InitializeComponent();
            this.info = obj;
         

        }

        private void button1_Click(object sender, EventArgs e)
        {
           
            if (this.txt2.Text=="")
            {
                 
              MessageBox.Show("请输入正确的商品编号");
            }
            else
            {
                
                DataSet ds = chaozhao.SelectMand("select * from SouXuanshanp where 商品编号='"+this.txt2.Text+"'");
                this.dbgname6.DataSource = ds.Tables[0].DefaultView;

                
            }
          
        }

     

        private void button2_Click_1(object sender, EventArgs e)
        {
           DataSet ds = chaozhao.SelectMand("select * from SouXuanshanp ");
            this.info.dbgname8.DataSource = ds.Tables[0].DefaultView;
            this.Hide();
        }
    }
}