modifyitem.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_ModifyItem : System.Web.UI.UserControl
{
 protected void Page_Load(object sender, EventArgs e)
 {
  if (!IsPostBack)
  {
   object itemID = Request.QueryString["itemID"];
   if (itemID == null)//若栏目ID为空
   {
    Common.RegisterAlertScript("检查栏目ID是否正确！", "ManageItem.aspx", "ErrorID", this.Page);
    return;
   }
   else
   {
    ItemEntity item = new ItemEntity();
    ItemBussiness itemBuss = new ItemBussiness();
    item.ItemID = Convert.ToInt32(itemID);
    if (!itemBuss.GetItemByItemID(ref item))//若栏目ID不存在
    {
     Common.RegisterAlertScript("检查栏目ID是否正确！", "ManageItem.aspx", "ErrorID", this.Page);
     return;
    }
    else//否则，赋初值
    {
     tbxItemIntro.Text = item.ItemIntro;
     tbxItemName.Text = item.ItemName;
    }
   }
  }
 }
 protected void btnCancle_Click(object sender, EventArgs e)
 {
  Response.Redirect("ManageItem.aspx",true);
 }
 protected void btnConfirm_Click(object sender, EventArgs e)
 {
  ItemEntity item = new ItemEntity();
  ItemBussiness itemBuss = new ItemBussiness();
  item.ItemName = tbxItemName.Text;
  item.ItemIntro = tbxItemIntro.Text;
  item.ItemID = Convert.ToInt32(Request.QueryString["itemid"]);
  itemBuss.ModifyItem(item);
  Common.RegisterAlertScript("修改栏目成功！", "ManageItem.aspx", "Success", this.Page);
  return;
 }
}