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/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Xml / System / Xml / XPath / Internal / XPathAxisIterator.cs / 1305376 / XPathAxisIterator.cs
//------------------------------------------------------------------------------ //// 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 abstract class XPathAxisIterator: XPathNodeIterator { internal XPathNavigator nav; internal XPathNodeType type; internal string name; internal string uri; internal int position; internal bool matchSelf; internal bool first = true; public XPathAxisIterator(XPathNavigator nav, bool matchSelf) { this.nav = nav; this.matchSelf = matchSelf; } public XPathAxisIterator(XPathNavigator nav, XPathNodeType type, bool matchSelf) : this(nav, matchSelf) { this.type = type; } public XPathAxisIterator(XPathNavigator nav, string name, string namespaceURI, bool matchSelf) : this(nav, matchSelf) { if (name == null) throw new ArgumentNullException("name"); if (namespaceURI == null) throw new ArgumentNullException("namespaceURI"); this.name = name; this.uri = namespaceURI; } public XPathAxisIterator(XPathAxisIterator it) { this.nav = it.nav.Clone(); this.type = it.type; this.name = it.name; this.uri = it.uri; this.position = it.position; this.matchSelf = it.matchSelf; this.first = it.first; } public override XPathNavigator Current { get { return nav; } } public override int CurrentPosition { get { return position; } } // Nodetype Matching - Given nodetype matches the navigator's nodetype //Given nodetype is all . So it matches everything //Given nodetype is text - Matches text, WS, Significant WS protected virtual bool Matches { get { if (name == null) { return ( type == nav.NodeType || type == XPathNodeType.All || type == XPathNodeType.Text && ( nav.NodeType == XPathNodeType.Whitespace || nav.NodeType == XPathNodeType.SignificantWhitespace ) ); } else { return( nav.NodeType == XPathNodeType.Element && (name.Length == 0 || name == nav.LocalName) && (uri == nav.NamespaceURI) ); } } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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