forums_forum_mustread.aspx.cs

来自「ASP.NET的一些开发实例,有论坛管理系统等」· CS 代码 · 共 198 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;

namespace WhiteForum.forums
{
	/// <summary>
	/// forums_forum_mustread 的摘要说明。
	/// </summary>
	public class forums_forum_mustread : BDStudioBase.FormBase
	{
		protected System.Web.UI.WebControls.ImageButton ImageButton2;
		protected System.Web.UI.WebControls.ImageButton ImageButton15;
		protected System.Web.UI.WebControls.Label Label6;
		protected System.Web.UI.WebControls.DataGrid dbGridMain1;
		protected System.Web.UI.WebControls.Label labMessage1;
		protected System.Web.UI.WebControls.LinkButton linkbPrev1;
		protected System.Web.UI.WebControls.Label labPage1;
		protected System.Web.UI.WebControls.LinkButton linkbNext1;
		protected System.Web.UI.WebControls.LinkButton linkbJump1;
		protected System.Web.UI.WebControls.TextBox txtPageNum1;
		protected System.Web.UI.WebControls.Label labPage2;

		int ColumnCount=1;
		string m_num="49";
		private COM_ForumTopics COM_ForumTopics=new COM_ForumTopics() ;
		string forumID="";
		string type="";
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			this.o_str_FormName="forums_main_topic";
			this.o_str_FormUrl="forums_main_topic.aspx";
			this.o_str_DisplayFile1 = "forums_main_topic_display.aspx";
			o_str_Pk1="topic_id";
			if(Request.QueryString.Count!=0)
			{
				type=Request.QueryString["type"].ToString();
				Session["type"]=type;
			}
			else
			{
				type=Session["type"].ToString();
					
			}

			if(!Page.IsPostBack)
			{
				Session["PageNum1"]=0;							
				Session["dv1"]=null;
			
				this.o_ds_FormData = this.COM_ForumTopics.DsTopicTop((string)Session["userid"]);
				this.DataRead(this.o_ds_FormData,"dv1");
				string sSendId="";
				DataView dvdata=(DataView)Session["dv1"];
				foreach(DataRow row in dvdata.Table.Rows)
				{
					this.COMGfunction.StringAdd(ref sSendId,"",row["topic_id"].ToString(),",");
				}
				Session["sSendId"]=sSendId;
			}
			FormInit();
		}

		#region Web Form Designer generated code
		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.ImageButton15.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton15_Click);
			this.dbGridMain1.SortCommand += new System.Web.UI.WebControls.DataGridSortCommandEventHandler(this.dbGridMain1_SortCommand);
			this.dbGridMain1.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.dbGridMain1_ItemDataBound);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void FormInit()
		{
			DataView dvdata;
			if(Session["dv1"]!=null)
			{
				/*表格页数初始化*/
				this.o_int_PageNum=(int)Session["PageNum1"];
				dvdata=(DataView)Session["dv1"];
				/*参数说明：主表格控件名称、表头数据集、空间固定列数量、主键名称、数据集*/
				this.DbGridInit(this.dbGridMain1,this.COMInterface.DsInterfaceTitle(m_num,"dbGridMain1"),ColumnCount,o_str_Pk1,ref dvdata);
				this.PageShow();
			}
		}

		private void PageShow()
		{
			if(dbGridMain1.PageCount>1)
			{
				this.linkbNext1.Visible=true;
				this.linkbPrev1.Visible=true;
				this.labPage1.Visible=true;
				this.labPage2.Visible = true;
				this.txtPageNum1.Visible = true;
				this.linkbJump1.Visible = true;
				this.PageLabelShow(ref this.labPage1,this.dbGridMain1.CurrentPageIndex+1,this.dbGridMain1.PageCount);
			}
			else
			{
				this.linkbNext1.Visible=false;
				this.linkbPrev1.Visible=false;
				this.labPage1.Visible=false;
				this.labPage2.Visible = false;
				this.txtPageNum1.Visible = false;
				this.linkbJump1.Visible = false;
			}
		}
		/*翻页按钮事件*/
		protected void PagerButtonClick(object sender, System.EventArgs e)
		{
			int PageNum=this.dbGridMain1.CurrentPageIndex;
			string arg=((LinkButton)sender).CommandArgument;
			switch(arg)
			{
				case("prev"):
					if(PageNum>0)
						PageNum--;
					break;
				case("next"):
					if(PageNum<(this.dbGridMain1.PageCount-1))
						PageNum++;
					break;
			}
			//记录当前页
			Session["PageNum1"]=PageNum;
			this.dbGridMain1.CurrentPageIndex = PageNum;
			this.dbGridMain1.DataBind();
			this.PageShow();
			this.FormInit();
		}

		private void dbGridMain1_SortCommand(object source, System.Web.UI.WebControls.DataGridSortCommandEventArgs e)
		{
			DataView dvdata=(DataView)Session["dv1"];
			this.DbGridSort(this.dbGridMain1,e,ref dvdata);
		}

		private void dbGridMain1_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
		{
			if(e.Item.ItemIndex!=-1)
			{
//				SaveStatus();
				Session["clear"]=null;
				System.Web.UI.WebControls.HyperLink hlk=new System.Web.UI.WebControls.HyperLink();
				hlk.Text=e.Item.Cells[2].Text;
				hlk.NavigateUrl="forums_main_topic_display.aspx?as_pk="+e.Item.Cells[1].Text+"&type="+type;
				//string as_pk=Request.QueryString[""];
				e.Item.Cells[2].Controls.Add(hlk);
			}
		}

		private void ImageButton15_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			DataSet dsTop = this.COM_ForumTopics.DsTopicTop(Session["userid"].ToString());
			if(dsTop.Tables[0].Rows.Count==0)
			{
				Session["forumID"]=null;
				Session["clear"]="true";			
				if(Session["type"].ToString()=="must")
				{
					Response.Redirect("../index.aspx");
				}
				else
				{
					Response.Redirect("forums_main_public.aspx");
				}
			}			
		}

		
	}
}