class/System.Xaml/System.Windows.Markup/XData.cs

   1 //
   2 // Copyright (C) 2010 Novell Inc. http://novell.com
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining
   5 // a copy of this software and associated documentation files (the
   6 // "Software"), to deal in the Software without restriction, including
   7 // without limitation the rights to use, copy, modify, merge, publish,
   8 // distribute, sublicense, and/or sell copies of the Software, and to
   9 // permit persons to whom the Software is furnished to do so, subject to
  10 // the following conditions:
  11 //
  12 // The above copyright notice and this permission notice shall be
  13 // included in all copies or substantial portions of the Software.
  14 //
  15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  19 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  20 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  21 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  22 //
  23 using System;
  24 using System.Collections;
  25 using System.Collections.Generic;
  26 using System.ComponentModel;
  27 using System.IO;
  28 using System.Reflection;
  29 using System.Windows.Markup;
  30 using System.Xaml.Schema;
  31 using System.Xml;
  32
  33 namespace System.Windows.Markup
  34 {
  35         [ContentProperty ("Text")]
  36         public sealed class XData
  37         {
  38                 string text;
  39                 XmlReader reader;
  40
  41                 public string Text {
  42                         get { return text; }
  43                         set {
  44                                 if (value == null) {
  45                                         text = null;
  46                                         reader = null;
  47                                 }
  48                                 else
  49                                         text = value;
  50                         }
  51                 }
  52
  53                 public object XmlReader {
  54                         get {
  55                                 if (reader == null)
  56                                         reader = System.Xml.XmlReader.Create (new StringReader (text));
  57                                 return reader;
  58                         }
  59                         set {
  60                                 // silly? yes, it's also a hack in .NET - who cares?
  61                                 reader = value as XmlReader;
  62                                 text = null;
  63                         }
  64                 }
  65         }
  66 }