mcs/class/referencesource/System.Activities.Presentation/System.Activities.Presentation/System/Activities/Presentation/Model/PropertyReferenceChange.cs

   1 //----------------------------------------------------------------
   2 // <copyright company="Microsoft Corporation">
   3 //     Copyright (c) Microsoft Corporation.  All rights reserved.
   4 // </copyright>
   5 //----------------------------------------------------------------
   6
   7 namespace System.Activities.Presentation.Model
   8 {
   9     using System.Globalization;
  10
  11     internal class PropertyReferenceChange : ModelChange
  12     {
  13         public ModelItem Owner { get; set; }
  14
  15         public string TargetProperty { get; set; }
  16
  17         public string OldSourceProperty { get; set; }
  18
  19         public string NewSourceProperty { get; set; }
  20
  21         public override string Description
  22         {
  23             get
  24             {
  25                 return string.Format(CultureInfo.InvariantCulture, "{0} - {1}", SR.PropertyReferenceChangeEditingScopeDescription, this.TargetProperty);
  26             }
  27         }
  28
  29         public override bool Apply()
  30         {
  31             PropertyReferenceUtilities.SetPropertyReference(this.Owner.GetCurrentValue(), this.TargetProperty, this.NewSourceProperty);
  32             this.Owner.OnPropertyReferenceChanged(this.TargetProperty);
  33
  34             return true;
  35         }
  36
  37         public override Change GetInverse()
  38         {
  39             return new PropertyReferenceChange()
  40             {
  41                 Owner = this.Owner,
  42                 TargetProperty = this.TargetProperty,
  43                 OldSourceProperty = this.NewSourceProperty,
  44                 NewSourceProperty = this.OldSourceProperty
  45             };
  46         }
  47     }
  48 }