64 lines
1.8 KiB
C#
64 lines
1.8 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="XPathSingletonIterator.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">[....]</owner>
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//------------------------------------------------------------------------------
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namespace MS.Internal.Xml.XPath {
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using System;
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using System.Xml;
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using System.Xml.XPath;
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using System.Diagnostics;
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using System.Globalization;
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internal class XPathSingletonIterator: ResetableIterator {
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private XPathNavigator nav;
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private int position;
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public XPathSingletonIterator(XPathNavigator nav) {
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Debug.Assert(nav != null);
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this.nav = nav;
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}
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public XPathSingletonIterator(XPathNavigator nav, bool moved) : this(nav) {
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if (moved) {
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position = 1;
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}
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}
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public XPathSingletonIterator(XPathSingletonIterator it) {
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this.nav = it.nav.Clone();
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this.position = it.position;
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}
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public override XPathNodeIterator Clone() {
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return new XPathSingletonIterator(this);
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}
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public override XPathNavigator Current {
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get { return nav; }
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}
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public override int CurrentPosition {
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get { return position; }
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}
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public override int Count {
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get { return 1; }
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}
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public override bool MoveNext() {
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if(position == 0) {
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position = 1;
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return true;
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}
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return false;
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}
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public override void Reset() {
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position = 0;
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}
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}
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}
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