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

   1 //
   2 // System.Xml.XmlProcessingInstruction
   3 //
   4 // Author:
   5 //   Kral Ferch <kral_ferch@hotmail.com>
   6 //
   7 // (C) 2002 Kral Ferch
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.Xml.XPath;
  33
  34 namespace System.Xml
  35 {
  36         public class XmlProcessingInstruction : XmlLinkedNode
  37         {
  38                 string target;
  39                 string data;
  40
  41                 #region Constructors
  42
  43                 protected internal XmlProcessingInstruction (string target, string data, XmlDocument doc) : base(doc)
  44                 {
  45                         XmlConvert.VerifyName (target);
  46                         if (data == null)
  47                                 data = String.Empty;
  48
  49                         this.target = target;
  50                         this.data = data;
  51                 }
  52
  53                 #endregion
  54
  55                 #region Properties
  56
  57                 public string Data
  58                 {
  59                         get { return data; }
  60
  61                         set { data = value; }
  62                 }
  63
  64                 public override string InnerText
  65                 {
  66                         get { return Data; }
  67                         set { data = value; }
  68                 }
  69
  70                 public override string LocalName
  71                 {
  72                         get { return target; }
  73                 }
  74
  75                 public override string Name
  76                 {
  77                         get { return target; }
  78                 }
  79
  80                 public override XmlNodeType NodeType
  81                 {
  82                         get { return XmlNodeType.ProcessingInstruction; }
  83                 }
  84
  85                 internal override XPathNodeType XPathNodeType {
  86                         get {
  87                                 return XPathNodeType.ProcessingInstruction;
  88                         }
  89                 }
  90
  91                 public string Target
  92                 {
  93                         get { return target; }
  94                 }
  95
  96                 public override string Value
  97                 {
  98                         get { return data; }
  99                         set {
 100                                 if (this.IsReadOnly)
 101                                         throw new ArgumentException ("This node is read-only.");
 102                                 else
 103                                         data = value;
 104                         }
 105                 }
 106
 107                 #endregion
 108
 109                 #region Methods
 110
 111                 public override XmlNode CloneNode (bool deep)
 112                 {
 113                         XmlNode n = new XmlProcessingInstruction (target, data, OwnerDocument);
 114                         return n;
 115                 }
 116
 117                 public override void WriteContentTo (XmlWriter w) { }
 118
 119                 public override void WriteTo (XmlWriter w)
 120                 {
 121                         w.WriteProcessingInstruction (target, data);
 122                 }
 123
 124                 #endregion
 125         }
 126 }