mcs/class/referencesource/System.Activities.Presentation/System.Activities.Presentation/System/Activities/Presentation/Annotations/NotifyArgumentVariableAnnotationTextChanged.cs

   1 //----------------------------------------------------------------
   2 // <copyright company="Microsoft Corporation">
   3 //     Copyright (c) Microsoft Corporation.  All rights reserved.
   4 // </copyright>
   5 //----------------------------------------------------------------
   6
   7 namespace System.Activities.Presentation.Annotations
   8 {
   9     using System;
  10     using System.Activities.Presentation.Model;
  11     using System.Activities.Presentation.View;
  12
  13     // This is to workaround a
  14     internal class NotifyArgumentVariableAnnotationTextChanged : Change
  15     {
  16         public ArgumentDesigner ArgumentDesigner { get; set; }
  17
  18         public VariableDesigner VariableDesigner { get; set; }
  19
  20         public override string Description
  21         {
  22             get { return SR.NotifyAnnotationTextChangedDescription; }
  23         }
  24
  25         public override bool Apply()
  26         {
  27             this.VariableDesigner.Dispatcher.BeginInvoke(
  28                 new Action(() =>
  29                     {
  30                         this.VariableDesigner.NotifyAnnotationTextChanged();
  31                         this.ArgumentDesigner.NotifyAnnotationTextChanged();
  32                     }),
  33                 Windows.Threading.DispatcherPriority.ApplicationIdle,
  34                 null);
  35             return true;
  36         }
  37
  38         public override Change GetInverse()
  39         {
  40             return new NotifyArgumentVariableAnnotationTextChanged()
  41             {
  42                 VariableDesigner = this.VariableDesigner,
  43                 ArgumentDesigner = this.ArgumentDesigner,
  44             };
  45         }
  46     }
  47 }