HouseInfo.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class HouseInfo : System.Web.UI.Page 
{
    protected DataModule DM = new DataModule();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {

        
        }
    }
    protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
    {
       
        if(e.CommandName=="Picture")
        {
           int i = Convert.ToInt32(e.CommandArgument.ToString());
           string sql = "select HouserID from House ";
           DM.QueryDataSet(sql, "ID");
           Session["HouseID"] = DM.DataSetobj.Tables["ID"].Rows[i][0];
           Response.Write("<script language=javascript>open('HousePicture.aspx','_blank','width=600,left=200,top=140,menubar=no,toolbar=no,"
                + "location=no,directories=no,status=no,scrollbars=no,resizable=no');</script>");
        }
        if (e.CommandName == "Insert")
        {
            GridView1.DataSourceID = "";
            GridView1.DataBind();
        }
        if (e.CommandName == "select")
        {
            Session["section1"]="House";
            int i = Convert.ToInt32(e.CommandArgument.ToString());
            string sql = "select HouserID from House ";
            DM.QueryDataSet(sql, "ID2");
            Session["section2"] = DM.DataSetobj.Tables["ID2"].Rows[i][0];
        }
    }
    protected void DetailsView1_ItemCommand(object sender, DetailsViewCommandEventArgs e)
    {
        GridView1.DataSourceID = "SqlDataSource1";
        GridView1.DataBind();
    }
    protected void SqlDataSource1_Inserting(object sender, SqlDataSourceCommandEventArgs e)
    {
        if (e.Command.Parameters[0].Value == null)
        {
            Response.Write("<script>alert('编号不为空，请重新输入！');</script>");
            e.Cancel = true;
            GridView1.DataSourceID = "";
            GridView1.DataBind();