mysc.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
namespace 电子商务
{
    public partial class mysc : System.Web.UI.Page
    {
        SQLHelper db = new SQLHelper();
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                bind();
            }
        }
        //
        //
        public void bind()
        {
            int hy_id = int.Parse(Session["hy_id"].ToString());
            string sql = "select * from sc where hy_id="+hy_id;
            DataTable dt = db.ExecuteQuery(sql, CommandType.Text);
            this.gv.DataSource = dt;
            this.gv.DataBind();
        }
        //后台绑定前台代码,根据产品ID显示产品名称
        public string bind_pro(int id)
        {
            string s;
            string sql = "select * from product where pro_id=" + id;
            DataTable dt = db.ExecuteQuery(sql, CommandType.Text);
            s = dt.Rows[0]["name"].ToString();
            return s;
        }

        protected void gv_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {
            int id = Convert.ToInt32(this.gv.DataKeys[e.RowIndex].Value.ToString());
            string sql = "delete from sc where sc_id="+id;
            db.ExecuteNonQuery(sql, CommandType.Text);
            bind();

        }
        //
    }
}