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//------------------------------------------------------------------------------
// <copyright file="XmlCDATASection.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
// <owner current="true" primary="true">Microsoft</owner>
//------------------------------------------------------------------------------
namespace System.Xml {
using System;
using System.Text;
using System.Diagnostics;
using System.Xml.XPath;
// Used to quote or escape blocks of text to keep that text from being
// interpreted as markup language.
public class XmlCDataSection : XmlCharacterData {
protected internal XmlCDataSection( string data, XmlDocument doc ): base( data, doc ) {
}
// Gets the name of the node.
public override String Name {
get {
return OwnerDocument.strCDataSectionName;
}
}
// Gets the name of the node without the namespace prefix.
public override String LocalName {
get {
return OwnerDocument.strCDataSectionName;
}
}
// Gets the type of the current node.
public override XmlNodeType NodeType {
get {
return XmlNodeType.CDATA;
}
}
public override XmlNode ParentNode {
get {
switch (parentNode.NodeType) {
case XmlNodeType.Document:
return null;
case XmlNodeType.Text:
case XmlNodeType.CDATA:
case XmlNodeType.Whitespace:
case XmlNodeType.SignificantWhitespace:
XmlNode parent = parentNode.parentNode;
while (parent.IsText) {
parent = parent.parentNode;
}
return parent;
default:
return parentNode;
}
}
}
// Creates a duplicate of this node.
public override XmlNode CloneNode(bool deep) {
Debug.Assert( OwnerDocument != null );
return OwnerDocument.CreateCDataSection( Data );
}
// Saves the node to the specified XmlWriter.
public override void WriteTo(XmlWriter w) {
w.WriteCData( Data );
}
// Saves the node to the specified XmlWriter.
public override void WriteContentTo(XmlWriter w) {
// Intentionally do nothing
}
internal override XPathNodeType XPNodeType {
get {
return XPathNodeType.Text;
}
}
internal override bool IsText {
get {
return true;
}
}
public override XmlNode PreviousText {
get {
if (parentNode.IsText) {
return parentNode;
}
return null;
}
}
}
}
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