subitemlistcontrol.ascx.cs

ASP.NET 2.0动态网站设计实例源代码,本书介绍了ASP.NET2.0的基础知识

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_SubItemListControl : System.Web.UI.UserControl
{
 protected void Page_Load(object sender, EventArgs e)
 {
  object itemID=Request.QueryString["itemid"];
  if (itemID==null)
  {
   this.Visible = false;
  }
  else
  {
   ItemEntity item = new ItemEntity();
   ItemBussiness itemBuss = new ItemBussiness();
   DataTable itemTable=itemBuss.GetItemByParentID(Convert.ToInt32(itemID));
   itemBuss.GetItemByItemID(ref item);
   if (itemTable.Rows.Count == 0)
   {
    lblItemInfo.Text = "栏目" + item.ItemName + "没有子栏目";
    GridView1.Visible = false;
   }
   else
   {
    lblItemInfo.Text = "栏目" + item.ItemName + "的子栏目";
    GridView1.DataSource = itemTable;
    GridView1.DataBind();
   }
   HyperLink1.NavigateUrl = "AddItem.aspx?itemid=" + Convert.ToString(itemID);
  }
 }
}