Friday, 12 July 2013

GridViewSorting

Write this in aspx.cs

using System;
using System.Configuration;
using System.Data.Sql;
using System.Data.SqlClient;
using System.Data;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Sorting_BusinessObject;
namespace WEB
{
    public partial class uc : System.Web.UI.UserControl
    {
        Sort ObjSort = new Sort();
        DataTable Dt = new DataTable();
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                bind();
            }
        }


        public void bind()
        {
            Dt = ObjSort.loadLocations();
            GridView1.DataSource = Dt;
            GridView1.DataBind();
        }
        public void Grid_Sorting(Object Sender, GridViewSortEventArgs e)
        {
            Dt = ObjSort.loadLocations();
            if (Dt != null)
            {
                DataView DtView = new DataView(Dt);
                
                DtView.Sort = e.SortExpression + " " + ConvertSortDirectionToSql(e.SortDirection);
                GridView1.DataSource = DtView;
                GridView1.DataBind();

            }
        }
        private String ConvertSortDirectionToSql(SortDirection ObjSortDirection)
        {
            String NewSortDirection = String.Empty;
            switch (ObjSortDirection)
            {
                case SortDirection.Ascending: NewSortDirection = "ASC";
                    break;
            }
            return NewSortDirection;
        }
       

      
    }

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