private void delete_ht_nhom_nguoi_su_dung() { if (!CGridUtils.IsThere_Any_NonFixed_Row(m_fg)) { return; } if (!CGridUtils.isValid_NonFixed_RowIndex(m_fg, m_fg.Row)) { return; } if (BaseMessages.askUser_DataCouldBeDeleted(8) != BaseMessages.IsDataCouldBeDeleted.CouldBeDeleted) { return; } US_HT_NHOM_NGUOI_SU_DUNG v_us = new US_HT_NHOM_NGUOI_SU_DUNG(); grid2us_object(v_us, m_fg.Row); try { v_us.BeginTransaction(); v_us.Delete(); v_us.CommitTransaction(); m_fg.Rows.Remove(m_fg.Row); } catch (Exception v_e) { v_us.Rollback(); CDBExceptionHandler v_objErrHandler = new CDBExceptionHandler(v_e, new CDBClientDBExceptionInterpret()); v_objErrHandler.showErrorMessage(); } }