p;      }




        
            /* ---------------------------------------------------------------------*/
            /* ------------------------  INTERNALS ---------------------------------*/
            /* ---------------------------------------------------------------------*/


            // Reject changes on the last row
            private void RejectChangesOnLastRow()
            {
                // Get the underlying DataTable object
                DataTable dt = ((DataView) DataSource).Table;
                DataRow drLast = dt.Rows[dt.Rows.Count-1];
                if (drLast.RowState == DataRowState.Added)
                    drLast.RejectChanges();
            }



            // Show/Hide the DELETE column when in edit mode
            private void ToggleDeleteColumn(bool bViewState)
            {
                int nGridColCount = Columns.Count;
                Columns[nGridColCount-1].Visible = bViewState;
            }



            // Put the grid in edit mode by adding a blank row
            private void InsertNewRow()
            {
                // Show/Hide DELETE column
                ToggleDeleteColumn(false);

     &

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