Inheritance: System.Windows.Forms.Form
        void m_cmd_update_Click(object sender, EventArgs e)
        {
            try
            {
                decimal v_id_dm_thue = CIPConvert.ToDecimal(m_grv_dm_thue.GetRowCellValue(m_grv_dm_thue.FocusedRowHandle, "ID"));

                if (v_id_dm_thue > 0)
                {
                    US_DM_THUE v_us = new US_DM_THUE(v_id_dm_thue);
                    F109_dm_thue_de v_frm = new F109_dm_thue_de();
                    v_frm.display_4_update(v_us);
                    load_data_2_grid();

                    focus_new_row_created(v_id_dm_thue);
                }
                else
                {
                    CHRM_BaseMessages.MsgBox_Error(CONST_ID_MSGBOX.ERROR_CHUA_CHON_DONG_TREN_LUOI_DE_SUA);
                }
            }
            catch (Exception v_e)
            {
                CSystemLog_301.ExceptionHandle(v_e);
            }
        }
        void m_cmd_insert_Click(object sender, EventArgs e)
        {
            try
            {
                decimal v_id_dm_thue_moi_tao = 0;
                F109_dm_thue_de v_frm = new F109_dm_thue_de();
                v_frm.display_4_insert(ref v_id_dm_thue_moi_tao);
                load_data_2_grid();

                focus_new_row_created(v_id_dm_thue_moi_tao);
            }
            catch (Exception v_e)
            {
                CSystemLog_301.ExceptionHandle(v_e);
            }
        }