public static void VisitIndexFRDCA(GISADataset.FRDBaseRow FRDBase, VisitIndexFRDCAHandler Callback) { GisaDataSetHelper.GetInstance().IndexFRDCA.Cast<GISADataset.IndexFRDCARow>().Where(r => r.RowState != DataRowState.Deleted && r.IDFRDBase == FRDBase.ID).ToList().ForEach(idx => Callback(idx)); }