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

   1 //----------------------------------------------------------------
   2 // <copyright company="Microsoft Corporation">
   3 //     Copyright (c) Microsoft Corporation.  All rights reserved.
   4 // </copyright>
   5 //----------------------------------------------------------------
   6
   7 namespace System.Activities.Presentation
   8 {
   9     using System.Activities.Presentation.Metadata;
  10     using System.Activities.Statements;
  11     using System.ComponentModel;
  12     using System.ServiceModel.Activities;
  13
  14     internal static class TargetFrameworkPropertyFilter
  15     {
  16         // Ideally we need to filter out ALL new properties introduced in 4.5, for performance
  17         // reasons, we do not take this approach. Instead, we build a cache for the new properties
  18         // we want to filter out. Currently the cache is not a full cache, it only contains new properties
  19         // that affect activities.
  20         // Ideally, the cache would only contain TypeName and we load type using TypeName.
  21         // The current implementation of the cache directly references the type defined in S.A.dll and
  22         // S.SM.A.dll, this is also to save performance cost of resolving the type by type name.
  23         public static void FilterOut45Properties()
  24         {
  25             AttributeTableBuilder builder = new AttributeTableBuilder();
  26
  27             // System.Activities.dll
  28             builder.AddCustomAttributes(typeof(ActivityBuilder), "ImplementationVersion", BrowsableAttribute.No);
  29             builder.AddCustomAttributes(typeof(ActivityBuilder<>), "ImplementationVersion", BrowsableAttribute.No);
  30             builder.AddCustomAttributes(typeof(DynamicActivity), "ImplementationVersion", BrowsableAttribute.No);
  31             builder.AddCustomAttributes(typeof(DynamicActivity<>), "ImplementationVersion", BrowsableAttribute.No);
  32             builder.AddCustomAttributes(typeof(Flowchart), "ValidateUnconnectedNodes", BrowsableAttribute.No);
  33             builder.AddCustomAttributes(typeof(FlowDecision), "DisplayName", BrowsableAttribute.No);
  34             builder.AddCustomAttributes(typeof(FlowSwitch<>), "DisplayName", BrowsableAttribute.No);
  35
  36             // System.ServiceModel.Activities.dll
  37             builder.AddCustomAttributes(typeof(WorkflowService), "DefinitionIdentity", BrowsableAttribute.No);
  38             builder.AddCustomAttributes(typeof(WorkflowService), "ImplementedContracts", BrowsableAttribute.No);
  39             builder.AddCustomAttributes(typeof(Send), "SecurityTokenHandle", BrowsableAttribute.No);
  40
  41             MetadataStore.AddAttributeTable(builder.CreateTable());
  42         }
  43     }
  44 }