mcs/class/System.XML/System.Xml/XmlNotation.cs

   1 //
   2 // System.Xml.XmlNotation.cs
   3 //
   4 // Author:
   5 //      Duncan Mak  (duncan@ximian.com)
   6 //
   7 // (C) Ximian, Inc.
   8 //
   9
  10 using System;
  11 using System.Xml;
  12
  13 namespace System.Xml
  14 {
  15         public class XmlNotation : XmlNode
  16         {
  17                 #region Fields
  18
  19                 string localName;
  20                 string publicId;
  21                 string systemId;
  22                 string prefix;
  23                 XmlLinkedNode lastChild;
  24
  25                 #endregion
  26
  27                 #region Constructor
  28
  29                 internal XmlNotation (string localName, string prefix, string publicId,
  30                                       string systemId, XmlDocument doc)
  31                         : base (doc)
  32                 {
  33                         this.localName = localName;
  34                         this.prefix = prefix;
  35                         this.publicId = publicId;
  36                         this.systemId = systemId;
  37                 }
  38
  39                 #endregion
  40
  41                 #region Properties
  42
  43                 public override string InnerXml {
  44                         get { return String.Empty; }
  45                         set { throw new InvalidOperationException ("This operation is not allowed."); }
  46                 }
  47
  48                 public override bool IsReadOnly {
  49                         get { return true; } // Notation nodes are always read-only
  50                 }
  51
  52                 internal override XmlLinkedNode LastLinkedChild {
  53                         get { return lastChild; }
  54
  55                         set { lastChild = value; }
  56                 }
  57
  58                 public override string LocalName {
  59                         get { return localName; }
  60                 }
  61
  62                 public override string Name {
  63                         get { return prefix + ":" + localName; }
  64                 }
  65
  66                 public override XmlNodeType NodeType {
  67                         get { return XmlNodeType.Notation; }
  68                 }
  69
  70                 public override string OuterXml {
  71                         get { return String.Empty; }
  72                 }
  73
  74                 public string PublicId {
  75                         get {
  76                                 if (publicId != null)
  77                                         return publicId;
  78                                 else
  79                                         return null;
  80                         }
  81                 }
  82
  83                 public string SystemId {
  84                         get {
  85                                 if (systemId != null)
  86                                         return systemId;
  87                                 else
  88                                         return null;
  89                         }
  90                 }
  91
  92                 #endregion
  93
  94                 #region Methods
  95
  96                 public override XmlNode CloneNode (bool deep)
  97                 {
  98                         throw new InvalidOperationException ("This operation is not allowed.");
  99                 }
 100
 101                 public override void WriteContentTo (XmlWriter w) {     } // has no effect.
 102
 103                 public override void WriteTo (XmlWriter w) {    } // has no effect.
 104
 105                 #endregion
 106         }
 107 }