result.aspx.cs

ASP.net网站开发四“酷”全书：新闻、论坛、电子商城、博客_源码

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using Wuqi.Webdiyer;
using WesternByte.MyBlog.Core.Blog;
using WesternByte.MyBlog.Core.Essay;

namespace WesternByte.MyBlog.Blog
{
	/// <summary>
	/// Result 的摘要说明。
	/// </summary>
	public class Result : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label title;
		protected System.Web.UI.WebControls.DataList EssayList;
		protected System.Web.UI.WebControls.Literal pageTitle;
		protected Wuqi.Webdiyer.AspNetPager pager;
		protected EssayDAO eDAO = new EssayDAO();
		protected BlogDAO bDAO = new BlogDAO();
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			int BlogID = Convert.ToInt32(Page.Request.QueryString["BlogID"]);
			BlogVO blogVO = bDAO.Load(BlogID);
			if(blogVO.Subject == null || blogVO.Subject == "")
			{
				blogVO.Subject = blogVO.Name;
			}
			pageTitle.Text = blogVO.Subject;

			string keyText = Page.Request.QueryString["key"];
			if(!Page.IsPostBack)
			{
				pager.RecordCount = eDAO.LoadCount(0,0,keyText,"");
				title.Text = "搜索结果<div style=\"font-size:14px;font-weight:normal;line-height:150%\">&nbsp;查询关键词：<font color=\"red\">" + keyText + "</font>&nbsp;共有"+pager.RecordCount+" 项查询结果。</div>";
				BindData(BlogID,keyText);
			}
		}

		private void BindData(int BlogID,string key)
		{
			//Essay查询结果
			DataSet eDs = eDAO.LoadList(BlogID,0,pager.PageSize*(pager.CurrentPageIndex-1),pager.PageSize,key,"");
			eDs.Tables[0].Columns.Add("Username");
			for(int i=0;i<eDs.Tables[0].Rows.Count;i++)
			{
				eDs.Tables[0].Rows[i]["Username"] = bDAO.Load(BlogID).Username;
			}
			EssayList.DataSource = eDs.Tables[0].DefaultView;
			EssayList.DataBind();
	
			//动态设置用户自定义文本内容
			pager.CustomInfoText="共"+pager.PageCount.ToString()+"页，当前为第"+pager.CurrentPageIndex.ToString()+"页";
		}

		protected void ChangePage(object src,PageChangedEventArgs e)
		{
			int BlogID = Convert.ToInt32(Page.Request.QueryString["BlogID"]);
			string keyText = Page.Request.QueryString["key"];
			pager.CurrentPageIndex=e.NewPageIndex;
			BindData(BlogID,keyText);
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
	}
}