void m_sle_chuc_danh_lns_EditValueChanged(object sender, EventArgs e) { try { if (m_insert_click == 0) { m_sle_muc_lns.EditValue = null; m_lbl_hs_lns.Text = "..."; } } catch (Exception v_e) { CSystemLog_301.ExceptionHandle(v_e); } }