ASP.NET

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using Practice1.Models;
using Practice1.Models.Repository;


namespace Practice1.Controllers
{
    [HandleError]
    public class CustomerController : Controller
    {
        TestDBEntities _db;

        public CustomerController()
        {
           TestDBEntities _db = new TestDBEntities();
        }

        public ActionResult Index()
        {
            ViewData.Model = _db.Tbl_Customer.ToList();
            return View();
        }

        public ActionResult About()
        {
            return View();
        }
    }
}

ViewData.Model = _db.MovieSet.ToList();
ViewData.Model = (from m in _db.MovieSet select m).ToList();

ViewData.Model = _db.MovieSet.ToList();
ViewData.Model = (from m in _db.MovieSet select m).ToList();

datagridview1.Databind();

ptvce wrote:

but my form is windows form not web form

datagridview1.DataSource = ds.Tables[0];

datagridview1.DataSource = ds.Tables[0];

datagridview1.DataSource = ds;
datagridview1.DataMember = ds.Tables[0];