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//------------------------------------------------------------------------------
// <copyright file="XmlProcessingInstruction.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.IO;
using System.Diagnostics;
using System.Text;
using System.Xml.XPath;
// Represents a processing instruction, which XML defines to keep
// processor-specific information in the text of the document.
public class XmlProcessingInstruction : XmlLinkedNode {
string target;
string data;
protected internal XmlProcessingInstruction( string target, string data, XmlDocument doc ) : base( doc ) {
this.target = target;
this.data = data;
}
// Gets the name of the node.
public override String Name {
get {
if (target != null)
return target;
return String.Empty;
}
}
// Gets the name of the current node without the namespace prefix.
public override string LocalName {
get { return Name;}
}
// Gets or sets the value of the node.
public override String Value {
get { return data;}
set { Data = value; } //use Data instead of data so that event will be fired
}
// Gets the target of the processing instruction.
public String Target {
get { return target;}
}
// Gets or sets the content of processing instruction,
// excluding the target.
public String Data {
get { return data;}
set {
XmlNode parent = ParentNode;
XmlNodeChangedEventArgs args = GetEventArgs( this, parent, parent, data, value, XmlNodeChangedAction.Change );
if (args != null)
BeforeEvent( args );
data = value;
if (args != null)
AfterEvent( args );
}
}
// Gets or sets the concatenated values of the node and
// all its children.
public override string InnerText {
get { return data;}
set { Data = value; } //use Data instead of data so that change event will be fired
}
// Gets the type of the current node.
public override XmlNodeType NodeType {
get { return XmlNodeType.ProcessingInstruction;}
}
// Creates a duplicate of this node.
public override XmlNode CloneNode(bool deep) {
Debug.Assert( OwnerDocument != null );
return OwnerDocument.CreateProcessingInstruction( target, data );
}
// Saves the node to the specified XmlWriter.
public override void WriteTo(XmlWriter w) {
w.WriteProcessingInstruction(target, data);
}
// Saves all the children of the node to the specified XmlWriter.
public override void WriteContentTo(XmlWriter w) {
// Intentionally do nothing
}
internal override string XPLocalName { get { return Name; } }
internal override XPathNodeType XPNodeType { get { return XPathNodeType.ProcessingInstruction; } }
}
}
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