OrderViewAdmin.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;

namespace FoodFest
{
    public partial class OrderViewAdmin : System.Web.UI.Page
    {
        DBConnect resConn = new DBConnect();

        protected void Page_Load(object sender, EventArgs e)
        {
            if ((Session["LoggedInUserName"] != null))
            {
                LinkButton LinkButton1 = (LinkButton)Master.FindControl("LinkButton1");
                LinkButton1.Visible = false;
                LinkButton LinkButton2 = (LinkButton)Master.FindControl("LinkButton2");
                LinkButton2.Visible = true;


                Label Welcome_label = (Label)Master.FindControl("Welcome_label");
                Welcome_label.Text = "Welcome " + Session["LoggedInUserName"];
                Welcome_label.Visible = true;

            }
            else
            {

                LinkButton LinkButton1 = (LinkButton)Master.FindControl("LinkButton1");
                LinkButton1.Visible = true;
                LinkButton LinkButton2 = (LinkButton)Master.FindControl("LinkButton2");
                LinkButton2.Visible = false;


            }

        }

        protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
        {
            GridViewRow row = GridView1.SelectedRow;

            string orderid = row.Cells[1].Text;

            string userid = row.Cells[2].Text;
            string totalAmount = row.Cells[3].Text;
            string DeliveryAdd = row.Cells[4].Text;

            string url = String.Format("~/AdminCheckOrder.aspx?oId={0}&uId={1}&tAmt={2}",orderid,userid,totalAmount);

            Response.Redirect(url);
        }
    }
}