recordFile/fileReverDetail.aspx.cs

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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 OI.recordFile
{
	/// <summary>
	/// fileReverDetail 的摘要说明。
	/// </summary>
	public partial class fileReverDetail : OI.PageBase
	{
	    protected OI.DatabaseOper .DatabaseConnect Dbc=new OI.DatabaseOper.DatabaseConnect ();
		protected int RecordFileID,reuserid;
		protected System.Data .DataSet ds;
		
		protected void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(!Page.IsPostBack )
			{
				try
				{   
					RecordFileID=int.Parse(Request.QueryString ["id"].ToString ());
					reuserid=int .Parse (Request.QueryString ["reuserid"].ToString ());
					ViewState["RecordFileID"]=RecordFileID.ToString ();
					ViewState["reuserid"]=reuserid.ToString ();
				}
				catch
				{
					Response.Redirect ("fileReverView.aspx");
				}
				CreatedataSource();
				Display();
				
			}
		}
		private void CreatedataSource()
		{
              string str=" select f.*,a.username as receiveuser , b.username as senduser,r.title ";
                     str +=" from filegive f,accounts_users a, accounts_users b, recordfile r ";
                     str += " where r.RecordFileID=f.RecordFileID and f.RecordFileID="+ ViewState["RecordFileID"].ToString () ;
                     str += "and  f.userid=a.userid  and  f.userid= " +ViewState["reuserid"].ToString () ;
                     str +=" and  r.userid=b.userid  ";
			  ds=new DataSet ();
			  ds=Dbc.getBinding (str,"s");
		}
		private void Display()
		{
			if (ds.Tables[0].Rows.Count >0)
			{
				DataRow dr=ds.Tables[0].Rows [0];
				Labeltitle.Text =dr["title"].ToString ();
                LabelUserID.Text =dr["receiveuser"].ToString ();