mcs/class/referencesource/System.Activities.Presentation/System.Activities.Presentation/System/Activities/Presentation/UpdatableGenericsFeature.cs

   1 //----------------------------------------------------------------
   2 // Copyright (c) Microsoft Corporation.  All rights reserved.
   3 //----------------------------------------------------------------
   4
   5 namespace System.Activities.Presentation
   6 {
   7     using System;
   8     using System.Activities.Presentation.Model;
   9
  10     class UpdatableGenericArgumentsFeature : Feature
  11     {
  12         public override void Initialize(EditingContext context, Type modelType)
  13         {
  14             GenericArgumentUpdater genericArgumentUpdater = context.Services.GetService<GenericArgumentUpdater>();
  15             if (genericArgumentUpdater == null)
  16             {
  17                 genericArgumentUpdater = new GenericArgumentUpdater(context);
  18                 context.Services.Publish<GenericArgumentUpdater>(genericArgumentUpdater);
  19             }
  20             genericArgumentUpdater.AddSupportForUpdatingTypeArgument(modelType);
  21         }
  22     }
  23 }