topicdetail.aspx.cs

c# 李子全集 初学者的法宝 文档全集

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 MyBBS.BusinessLogicLayer;
using MyBBS.DataAccessHelper;

namespace MyBBS.Web
{
	/// <summary>
	/// TopicDetail 的摘要说明。
	/// </summary>
	public partial class TopicDetail : System.Web.UI.Page
	{
	
		protected void Page_Load(object sender, System.EventArgs e)
		{
			if(!CheckUser())
				Response.Redirect("Login.aspx");

			InitData();
		}

		#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()
		{    

		}
		#endregion

		private bool CheckUser()
		{
			if(Session["login_name"]==null)
			{
				Response.Write("<Script Language=JavaScript>alert('请登录！');</Script>");
				return false;
			}
			return true;
		}

		/// <summary>
		/// 初始化页面数据
		/// </summary>
		private void InitData()
		{
			int topicID=Convert.ToInt32(Request.QueryString["topic_id"]);
			Topic topic=new Topic();
			topic.LoadData(topicID);

			LabelTitle.Text=topic.Title;
			LabelContent.Text=System.Web.HttpUtility.HtmlEncode(topic.Content);
			LabelCreateTime.Text=topic.CreateTime.ToString();
			LabelIP.Text=topic.IP;
			LabelUserLoginName.Text=topic.UserLoginName;

			//输出回复信息
			DataSet dsReplis=topic.QueryReplies();
			foreach(DataRow row in dsReplis.Tables[0].Rows)
			{
				LabelReplyList.Text+="【"+GetSafeData.ValidateDataRow_S(row,"Title")+"】";
				LabelReplyList.Text+=" by ";
				LabelReplyList.Text+=GetSafeData.ValidateDataRow_S(row,"LoginName");
				LabelReplyList.Text+=" | ";
				LabelReplyList.Text+=GetSafeData.ValidateDataRow_S(row,"IP");
				LabelReplyList.Text+=" | ";
				LabelReplyList.Text+=GetSafeData.ValidateDataRow_T(row,"CreateTime").ToString();
				LabelReplyList.Text+="<br>";
				LabelReplyList.Text+=GetSafeData.ValidateDataRow_S(row,"Content");
				LabelReplyList.Text+="<hr>";
			}
		}

		protected void ButtonBack_Click(object sender, System.EventArgs e)
		{
			Response.Redirect("TopicList.aspx");
		}

		/// <summary>
		/// “回复”按钮单击事件：跳转到回复页面
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		protected void ButtonReply_Click(object sender, System.EventArgs e)
		{
			Response.Redirect("TopicReply.aspx?topic_id="+Request.QueryString["topic_id"].ToString());
		}
	}
}