private void ColumnsToImportControlOnRemoveClick(object sender, ColumnsToProcessEventArgs args)
 {
     foreach (var info in args.Columns)
     {
         info.ImportColumn = false;
         dgvPreview.InvalidateCell(info.ColumnIndex, -1);
     }
     columnsToImportControl1.RefreshData();
 }
        private void ColumnsToImportControlOnEditClick(object sender, ColumnsToProcessEventArgs args)
        {
            if (args.Columns.Count == 0)
            {
                return;
            }

            DoDetailsItemOnClick(args.Columns[0]);
        }