//------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // // [....] //------------------------------------------------------------------------------ namespace MS.Internal.Xml.XPath { using System; using System.Xml; using System.Xml.XPath; using System.Diagnostics; using System.Globalization; internal sealed class GroupQuery : BaseAxisQuery { public GroupQuery(Query qy): base(qy) {} private GroupQuery(GroupQuery other) : base(other) { } public override XPathNavigator Advance() { currentNode = qyInput.Advance(); if (currentNode != null) { position++; } return currentNode; } public override object Evaluate(XPathNodeIterator nodeIterator) { return qyInput.Evaluate(nodeIterator); } public override XPathNodeIterator Clone() { return new GroupQuery(this); } public override XPathResultType StaticType { get { return qyInput.StaticType; } } public override QueryProps Properties { get { return QueryProps.Position; } } // Doesn't have QueryProps.Merge } }