ColumnView view = gridControl6.MainView as ColumnView;
GridColumn colCountry = view.Columns["GRUP_ADI"];
ArrayList rows = new ArrayList();
// Add the selected rows to the list.
Int32[] selectedRowHandles = gridView6.GetSelectedRows();
for (int i = 0; i < selectedRowHandles.Length; i++)
{
MessageBox.Show(view.GetRowCellDisplayText(selectedRowHandles[i], colCountry));
}