private void delete_v_rpt_f460_tinh_hinh_bo_lop()
 {
     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_V_RPT_F460_TINH_HINH_BO_LOP v_us = new US_V_RPT_F460_TINH_HINH_BO_LOP();
     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();
     }
 }
        private void set_initial_form_load()
        {
            m_dat_tu_ngay.Value = DateTime.Now.Date.AddDays(-DateTime.Now.Date.Day + 1);
            m_dat_den_ngay.Value = DateTime.Now.Date.AddMonths(1).Date.AddDays(-DateTime.Now.Date.Day);
            m_obj_trans = get_trans_object(m_fg);

            decimal v_dc_tong_so_hs_dang_hoc = 0;
            US_V_RPT_F460_TINH_HINH_BO_LOP v_us = new US_V_RPT_F460_TINH_HINH_BO_LOP();
            v_us.load_tong_so_hs_dang_hoc(m_dat_tu_ngay.Value.Date, m_dat_den_ngay.Value.Date, ref v_dc_tong_so_hs_dang_hoc);
            m_txt_sl_dang_hoc.Text = v_dc_tong_so_hs_dang_hoc.ToString();
            load_data_2_grid();
        }
 private void us_object2grid(US_V_RPT_F460_TINH_HINH_BO_LOP i_us
     , int i_grid_row)
 {
     DataRow v_dr = (DataRow)m_fg.Rows[i_grid_row].UserData;
     i_us.Me2DataRow(v_dr);
     m_obj_trans.DataRow2GridRow(v_dr, i_grid_row);
 }
 private void grid2us_object(US_V_RPT_F460_TINH_HINH_BO_LOP i_us
     , int i_grid_row)
 {
     DataRow v_dr;
     v_dr = (DataRow)m_fg.Rows[i_grid_row].UserData;
     m_obj_trans.GridRow2DataRow(i_grid_row, v_dr);
     i_us.DataRow2Me(v_dr);
 }