admin/news_class_list_small.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
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 admin_news_class_list_small : Sper.baseadmin
{
    protected override void Page_Load(object sender, EventArgs e)
    {
        base.Page_Load(sender, e);
        if (!IsPostBack)
        {
            binddr();
        }
    }
    void binddr()
    {
        DataView dv = DbHelperSQL.Query("select *,(SELECT [cName] FROM news_class where id= news_class.cParentID )as cname from news_class where cparentid="+Request.QueryString["cid"]+"  order by corder,id desc").Tables[0].DefaultView;
        PagedDataSource pds = new PagedDataSource();

        AspNetPager1.RecordCount = dv.Count;
        pds.DataSource = dv;
        pds.AllowPaging = true;
        pds.CurrentPageIndex = AspNetPager1.CurrentPageIndex - 1;
        pds.PageSize = AspNetPager1.PageSize;

        this.GridView1.DataSource = pds;
        this.GridView1.DataBind();
    }
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        //得到编号
        int sid = (int)GridView1.DataKeys[e.RowIndex].Value;
        //Response.End();
        //从数据库中删除
        DbHelperSQL.Query("DELETE FROM news_class WHERE  id=" + sid + ";DELETE FROM news WHERE  forclassid= " + sid.ToString());
        binddr();
    }
    protected void AspNetPager1_PageChanged(object src, EventArgs e)
    {
        binddr();
    }
}