WebUI/Seller/NewsMessage.aspx.cs

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

using Business;
using Entity;

public partial class Seller_菜谱管理 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["admin"] == null)
        {
            Response.Write("<script>alert('请先登录');window.location='../Login.aspx'</script>");
        }
        else
        {
            if (!IsPostBack)
            {
                NewsBusiness nb = new NewsBusiness();
                gvNews.DataSource = nb.GetAllNews();
                gvNews.DataBind();
            }
        }
    }
    protected void gvNews_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        if (e.CommandName == "myUpdate")
        {

            Response.Redirect("AddNews.aspx?nid=" + e.CommandArgument);
        }

        if (e.CommandName == "myDelete")
        {

            NewsBusiness nb = new NewsBusiness();

           
            if (nb.DeleteNewsByID(Convert.ToInt32(e.CommandArgument)) > 0)
            {
                Response.Write("<script>alert('删除成功')</script>");

                gvNews.DataSource = nb.GetAllNews();
                gvNews.DataBind();
            }
            else
            {
                Response.Write("<script>alert('删除失败')</script>");
            }
        }