class/WindowsBase/System.Windows/DependencyPropertyKey.cs

   1 //
   2 // DependencyPropertyKey.cs
   3 //
   4 // Author:
   5 //   Iain McCoy (iain@mccoy.id.au)
   6 //
   7 // (C) 2005 Iain McCoy
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 namespace System.Windows {
  30         public sealed class DependencyPropertyKey {
  31                 internal DependencyPropertyKey (DependencyProperty dependencyProperty)
  32                 {
  33                         this.dependencyProperty = dependencyProperty;
  34                 }
  35
  36                 private DependencyProperty dependencyProperty;
  37                 public DependencyProperty DependencyProperty {
  38                         get { return dependencyProperty; }
  39                 }
  40
  41                 public void OverrideMetadata(Type forType, PropertyMetadata typeMetadata)
  42                 {
  43                         dependencyProperty.OverrideMetadata (forType, typeMetadata, this);
  44                 }
  45         }
  46 }