System.Data.DataRow.GetChildRows C# (CSharp) Method

        public DataRow[] GetChildRows(DataRelation relation, DataRowVersion version)
        {
            if (relation == null)
            {
                return _table.NewRowArray(0);
            }

            if (relation.DataSet != _table.DataSet)
            {
                throw ExceptionBuilder.RowNotInTheDataSet();
            }
            if (relation.ParentKey.Table != _table)
            {
                throw ExceptionBuilder.RelationForeignTable(relation.ParentTable.TableName, _table.TableName);
            }
            return DataRelation.GetChildRows(relation.ParentKey, relation.ChildKey, this, version);
        }

        public DualDraw(DataRow data)
        {
            DataRow[] parts = data.GetChildRows("Module_Module");

            _lower = (IDrawExecuter)BaseModule.GetModule(parts[0]);
            _upper = (IDrawExecuter)BaseModule.GetModule(parts[1]);
        }