/// <summary> /// 查询最后一条空气质量信息 /// </summary> /// <returns></returns> public DTAirQualityInfo QueryAirQuality() { DTAirQualityInfo dt = new DTAirQualityInfo(); dt.ID.Orderby = 2; ArrayList rs = _DataServer.GetResult(dt, dt.ID.FieldName, 1, 1); DTAirQualityInfo rsdt = null; if (rs != null && rs.Count != 0) { rsdt = (DTAirQualityInfo)rs[0]; } return(rsdt); }
/// <summary> /// 查询最后一条空气质量信息 /// </summary> /// <param name="args"></param> private void QueryAirQualityInfo(List <object> args) { try { DTAirQualityInfo dt = DeviceCommDataServiceHelper.Instanse.QueryAirQuality(); if (dt == null) { return; } QueryAirQualityEntities = dt; } catch (Exception ex) { } }