topic.aspx.cs

来自「前台：asp.net；后台: sql server 一个功能完善的BBS系统源」· CS 代码 · 共 123 行

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 Stella.Utility;
using System.Security.Permissions;

namespace Stella.Web.Pages
{
	/// <summary>
	/// topic 的摘要说明。
	/// </summary>
	public class topic : Container
	{
		protected System.Web.UI.WebControls.Label caption;
		protected System.Web.UI.WebControls.Button go;
		protected System.Web.UI.WebControls.Panel repPan;
		protected System.Web.UI.WebControls.Repeater arts;
		protected Wuqi.Webdiyer.AspNetPager pager;
		protected Stella.Web.Controls.Reply rep;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(!this.IsPostBack)
			{
				setUp(1);
			}
			if(this.isLogin)
				repPan.Visible=true;

			this.forumCounter.HitSum++;
		}

		#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.arts.ItemDataBound += new System.Web.UI.WebControls.RepeaterItemEventHandler(this.arts_ItemDataBound);
			this.pager.PageChanged += new Wuqi.Webdiyer.PageChangedEventHandler(this.AspNetPager1_PageChanged);
			this.go.Click += new System.EventHandler(this.go_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void setUp(int page)
		{
			Stella.Utility.DebugHelper.CheckCondition(Request["top"]!=null,"没有主题编号top传入topic.aspx页");
			Stella.Utility.DebugHelper.CheckCondition(Request["tid"]!=null,"没有版块编号tid传入topic.aspx页");

			Stella.Model.Topic top=new Stella.Model.Topic();
			top.Tid=int.Parse(Request["top"]);
			Stella.BusinessLogic.TopicLogic tl=new Stella.BusinessLogic.TopicLogic();
			int count=tl.FillWithArts(top,Stella.Utility.ConfigHelper.TopicSize,page);
			this.arts.DataSource=top.Arts;
			this.arts.DataBind();

			setPager(count,ConfigHelper.TopicSize,page);

			string cap=(string)ViewState["caption"];
			this.caption.Text=cap;
			this.rep.Caption=cap;

			//这个是为了向回复页传递caption值
			Session["caption"]=cap;
			
		}

		private void setPager(int count,int size,int  index)
		{
			pager.RecordCount=count;
			pager.PageSize=size;
			pager.CurrentPageIndex=index;
		}

		private void arts_ItemDataBound(object sender, System.Web.UI.WebControls.RepeaterItemEventArgs e)
		{
			Stella.Web.Controls.Art artBox=(Stella.Web.Controls.Art)e.Item.FindControl("artBox");
			artBox.Value=(Stella.Model.Art)e.Item.DataItem;
			if(ViewState["caption"]==null)
				ViewState["caption"]=artBox.Value.Caption;
		}

		[PrincipalPermission(SecurityAction.Demand,Authenticated=true)]
		private void go_Click(object sender, System.EventArgs e)
		{
			this.artLogic.Create(this.rep.Value);

			Session.Remove("caption");

			this.themeCounter[int.Parse(Request["tid"])].ArtSum++;

			if(ViewState["page"]==null)
				ViewState["page"]=1;
			Response.Redirect(string.Format("topic.aspx?tid={0}&top={1}",Request["tid"],Request["top"]));
		}

		private void AspNetPager1_PageChanged(object src, Wuqi.Webdiyer.PageChangedEventArgs e)
		{
			ViewState["page"]=e.NewPageIndex;
	     	setUp(e.NewPageIndex);
		}
	}
}