admin/messageList.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;

using System.Data.SqlClient;

namespace SCard.admin
{
	/// <summary>
    /// 留言板 信息 (0未读   1已读　menu源中已设定了)
	/// </summary>
	public partial class messageList : System.Web.UI.Page
	{
    
		protected void Page_Load(object sender, System.EventArgs e)
		{
            //权限检查
            if( Session["adminName"]==null || Session["adminName"].ToString() == String.Empty )
            {
                Response.Write("<font color=#ff0000>对不起,您没足够权限访问此页!!</font>");
                Response.Write("<a href=index.aspx>重新登陆</a>");
                Response.End();
                return;
            }

            if( !IsPostBack )
            {
                ViewState["MState"] = Request.QueryString["State"].ToString();
                //menu中已设定了State值

                if (ViewState["MState"].ToString().Equals("0"))
                {
                    lblState.Text = "未读信息";
                }
                else
                {
                    lblState.Text = "已读信息";
                }

                getDataCount();//获取记录个数
                getData();
            }
		}

        private void getDataCount()
        {
            string mySql="select count(*) as [num] from [message] where MState=" + ViewState["MState"].ToString();
            DBConn myDB = new DBConn();
            SqlDataReader mydr = myDB.getDataReader( mySql );
            if( mydr.Read() )
            {
                lblNum.Text = mydr["num"].ToString();
            }