<! DOCTYPE HTML PUBLIC  " -//W3C//DTD HTML 4.0 Transitional//EN "   >
< HTML >
     < HEAD >
         < title > WebForm87 </ title >
         < meta content = " Microsoft Visual Studio .NET 7.1 "  name = " GENERATOR " >
         < meta content = " C# "  name = " CODE_LANGUAGE " >
         < meta content = " JavaScript "  name = " vs_defaultClientScript " >
         < meta content = " http://schemas.microsoft.com/intellisense/ie5 "  name = " vs_targetSchema " >
         < LINK href = " css.css "  type = " text/css "  rel = " stylesheet " >
         < script language = " javascript "  src = " GridControl.js "  defer ></ script >
     </ HEAD >
     < body >
         < form id = " Form1 "  method = " post "  runat = " server " >
             < asp:datagrid id = " DataGrid1 "  runat = " server "  AutoGenerateColumns = " False "  BorderWidth = " 3px "  CellPadding = " 4 "
                CssClass = " border "  DataKeyField = " order_id "  Width = " 392px "  BorderColor = " #999999 "  HorizontalAlign = " Justify "
                BackColor = " White " >
                 < Columns >
                     < asp:BoundColumn DataField = " order_name "  HeaderText = " FirstName " ></ asp:BoundColumn >
                     < asp:BoundColumn DataField = " order_delivery "  HeaderText = " LastName " ></ asp:BoundColumn >
                     < asp:BoundColumn DataField = " order_payment "  HeaderText = " Title " ></ asp:BoundColumn >
                     < asp:BoundColumn DataField = " order_time "  HeaderText = " BirthDate "  DataFormatString = " {0:yyyy-MM-dd} " ></ asp:BoundColumn >
                     < asp:ButtonColumn Visible = " False "  Text = " edit "  CommandName = " edit " ></ asp:ButtonColumn >
                     < asp:ButtonColumn Visible = " False "  Text = " update "  CommandName = " update " ></ asp:ButtonColumn >
                 </ Columns >
             </ asp:datagrid >
         </ form >
     </ body >
</ HTML >
记住用这段代码的时候
不要吧自己页面的最上的那句话删了
 后台页面代码

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace csdn
{
    public class WebForm87 : System.Web.UI.Page
    {
        protected System.Web.UI.WebControls.DataGrid DataGrid1;
    
        private void Page_Load(object sender, System.EventArgs e)
        {
            if(!IsPostBack)
            {
                SetBind();
            }
        }

        private void SetBind()
        {
            SqlConnection conn=new SqlConnection(System.Configuration.ConfigurationSettings.AppSettings["strconn"]);
            SqlDataAdapter da=new SqlDataAdapter("select * from orders",conn);
            DataSet ds=new DataSet();
            da.Fill(ds,"table1");
            this.DataGrid1.DataSource=ds.Tables["table1"];
            this.DataGrid1.DataBind();            
        }

        Web 窗体设计器生成的代码

        private void DataGrid1_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
        {
            //判断鼠标经过单击后的颜色
            e.Item.Attributes.Add( "onMouseOver","OnFoucsMouseOver(this,'#ffffff','#cccccc');" );
            e.Item.Attributes.Add( "onMouseOut","OnFoucsMouseOut(this,'#000000','#ffffff');" );
            e.Item.Attributes.Add( "onClick","OnFoucsClick( this,'#FFFFFF','#cccccc' );" );
            
            if(e.Item.ItemType==ListItemType.Item||e.Item.ItemType==ListItemType.AlternatingItem)
            {
                e.Item.Attributes.Add("ondblclick","__doPostBack('"+((LinkButton)e.Item.Cells[5].Controls[0]).ClientID.Replace("__","$_")+"','')");
                
            }
            if(e.Item.ItemType==ListItemType.EditItem)
            {
                e.Item.Attributes.Add("ondblclick","__doPostBack('"+((LinkButton)e.Item.Cells[5].Controls[0]).ClientID.Replace("__","$_")+"','')");
                for(int i=0;i<4;i++)((TextBox)e.Item.Cells[i].Controls[0]).Attributes.Add("onmouseover","this.select()");
            }
        }

        private void DataGrid1_ItemCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
        {
            
            if(e.CommandName=="update")
            {
                try
                {
                    Response.Write("<script>alert('你选择了"+e.Item.ItemIndex+"');</script>");
                }
                catch
                {
                    Response.Write("<script>alert('输入的数据格式有误');</script>");
                }
                finally
                {
                    this.DataGrid1.EditItemIndex=-1;
                    SetBind();
                }
            }
        }
    
    }
}
这里说明一下：本程序使用的web.config配置来连接数据库的请自己配吧