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

   1
   2 //
   3 // Permission is hereby granted, free of charge, to any person obtaining
   4 // a copy of this software and associated documentation files (the
   5 // "Software"), to deal in the Software without restriction, including
   6 // without limitation the rights to use, copy, modify, merge, publish,
   7 // distribute, sublicense, and/or sell copies of the Software, and to
   8 // permit persons to whom the Software is furnished to do so, subject to
   9 // the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be
  12 // included in all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  15 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  16 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  17 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  18 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  19 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  20 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21 //
  22 using System;
  23
  24 namespace System.Xml
  25 {
  26         /// <summary>
  27         /// Passed to delegates on document tree changes
  28         /// </summary>
  29 #if NET_2_0
  30         public class XmlNodeChangedEventArgs : EventArgs
  31 #else
  32         public class XmlNodeChangedEventArgs
  33 #endif
  34         {
  35                 // Private data members
  36                 XmlNode _oldParent;
  37                 XmlNode _newParent;
  38                 XmlNodeChangedAction _action;
  39                 XmlNode _node;
  40                 string _oldValue;
  41                 string _newValue;
  42
  43                 // public properties
  44                 public XmlNodeChangedAction Action
  45                 {
  46                         get
  47                         {
  48                                 return _action;
  49                         }
  50                 }
  51
  52                 public XmlNode Node
  53                 {
  54                         get
  55                         {
  56                                 return _node;
  57                         }
  58                 }
  59
  60
  61                 public XmlNode OldParent
  62                 {
  63                         get
  64                         {
  65                                 return _oldParent;
  66                         }
  67                 }
  68
  69
  70                 public XmlNode NewParent
  71                 {
  72                         get
  73                         {
  74                                 return _newParent;
  75                         }
  76                 }
  77
  78
  79 #if NET_2_0
  80                 public string OldValue
  81                 {
  82                         get
  83                         {
  84                                 return _oldValue != null ? _oldValue : _node.Value;
  85                         }
  86                 }
  87
  88
  89                 public string NewValue
  90                 {
  91                         get
  92                         {
  93                                 return _newValue != null ? _newValue : _node.Value;
  94                         }
  95                 }
  96 #endif
  97
  98                 internal XmlNodeChangedEventArgs (
  99                         XmlNodeChangedAction action,
 100                         XmlNode node,
 101                         XmlNode parent,
 102                         string oldValue,
 103                         string newValue)
 104                 {
 105                         _node = node;
 106                         _oldParent = _newParent = parent;
 107                         _oldValue = oldValue;
 108                         _newValue = newValue;
 109                         _action = action;
 110                 }
 111
 112
 113                 // Public Methods
 114                 // Internal Methods
 115                 internal XmlNodeChangedEventArgs (
 116                         XmlNodeChangedAction action,
 117                         XmlNode node,
 118                         XmlNode oldParent,
 119                         XmlNode newParent)
 120                 {
 121                         _node = node;
 122                         _oldParent = oldParent;
 123                         _newParent = newParent;
 124                         _action = action;
 125                 }
 126
 127         }
 128 }