protected void Page_Load(object sender, EventArgs e)
    {




        if (!IsPostBack)
        {
            Application["index"] = 0;
            display();

        }



        
        
       

        

    }
    protected void previous_Click(object sender, EventArgs e)
    {


        if ( System.Convert.ToInt32(Application["index"]) > 1)
        {


            Application["index"] = System.Convert.ToInt32(Application["index"]) - 1;



        }

        display();        

    }
    protected void next_Click(object sender, EventArgs e)
    {
        if (System.Convert.ToInt32(Application["index"]) < System.Convert.ToInt32(Application["count"]))
        {

            Application["index"] = System.Convert.ToInt32(Application["index"]) + 1;


        }
        display();

    }
    public void display()
    {


        OleDbConnection conn = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + Server.MapPath("~/App_Data/registration.mdb"));
        conn.Open();
        OleDbDataAdapter adpter = new OleDbDataAdapter("select * from students", conn);
        DataSet data = new DataSet();
        adpter.Fill(data);
        PagedDataSource paging = new PagedDataSource();
        paging.DataSource = data.Tables[0].DefaultView;
        paging.AllowPaging = true;
        paging.PageSize = 2;
        Application["count"] = paging.PageCount;

        paging.CurrentPageIndex = System.Convert.ToInt32(Application["index"]);
        Application["current"] = paging.CurrentPageIndex;
        result.DataSource = paging;
        result.DataBind();

    }
    protected void result_ItemCreated(object sender, RepeaterItemEventArgs e)
    {
            if (e.Item.ItemType == ListItemType.Header)
            {
                if (System.Convert.ToInt32(Application["current"]) == 0)
                {
        

                ((LinkButton)e.Item.FindControl("previous")).Enabled = false;


                }
                else
                {

                    ((LinkButton)e.Item.FindControl("previous")).Enabled = true;

                }
            }


        if (e.Item.ItemType == ListItemType.Header)
        {
                if (System.Convert.ToInt32(Application["current"]) == System.Convert.ToInt32(Application["count"]) - 1)
                {

                    ((LinkButton)e.Item.FindControl("next")).Enabled = false;


                }
                else
                {

                    ((LinkButton)e.Item.FindControl("next")).Enabled = true;

                }
        }


    }