void Grid_RowsChanging(object sender, GridViewCollectionChangingEventArgs e)
        {
            if (e.Action == Telerik.WinControls.Data.NotifyCollectionChangedAction.Remove)
            {
                objMaster = new ComplaintBO();

                try
                {
                    objMaster.GetByPrimaryKey(grdLister.CurrentRow.Cells["Id"].Value.ToInt());
                    if (objMaster.Current != null)
                    {
                        objMaster.Delete(objMaster.Current);
                    }
                }
                catch (Exception ex)
                {
                    if (objMaster.Errors.Count > 0)
                    {
                        ENUtils.ShowMessage(objMaster.ShowErrors());
                    }
                    else
                    {
                        ENUtils.ShowMessage(ex.Message);
                    }
                    e.Cancel = true;
                }
            }
        }
        private void InitializeConstructor()
        {
            objMaster = new ComplaintBO();
            this.SetProperties((INavigation)objMaster);

            //grdLister.CellDoubleClick += new GridViewCellEventHandler(grdLister_CellDoubleClick);
            grdLister.RowsChanging += new Telerik.WinControls.UI.GridViewCollectionChangingEventHandler(Grid_RowsChanging);

            ddlDriver.LostFocus += new EventHandler(ddlDriver_LostFocus);
            ddlDriver.Leave     += new EventHandler(ddlDriver_Leave);
            this.Shown          += new EventHandler(frmComplaint_Shown);
        }
        public frmComplaint()
        {
            InitializeComponent();
            InitializeConstructor();
            rdoDriver.IsChecked = true;



            this.Load += new EventHandler(frmLocations_Load);
            grdLister.CellDoubleClick += new GridViewCellEventHandler(grdLister_CellDoubleClick);
            grdLister.RowsChanging    += new Telerik.WinControls.UI.GridViewCollectionChangingEventHandler(Grid_RowsChanging);
            grdLister.RowsChanged     += new GridViewCollectionChangedEventHandler(grdLister_RowsChanged);
            objMaster = new ComplaintBO();

            this.SetProperties((INavigation)objMaster);

            grdLister.ShowRowHeaderColumn = false;


            grdLister.CommandCellClick += new CommandCellClickEventHandler(grid_CommandCellClick);
        }