TypePresenter.Filter Property

Gets or sets the filter used to show types.

Namespace:  System.Activities.Presentation.View
Assembly:  System.Activities.Presentation (in System.Activities.Presentation.dll)

member Filter : Func<Type, bool> with get, set

Property Value

Type: System.Func(Type, Boolean)
A delegate with one return value and a Boolean value that represents the filter used to show types.

By default, the following types are shown in the type presenter/type browser

  1. Project system case

    1. All public types in referenced assemblies/projects

    2. All public types in current project

  2. Standalone XAML case (file in rehosted application/file opened in Visual Studio without solution opened)

    1. All public types in all assemblies loaded in the AppDomain

By setting the filter property, you can limit the number of types shown in the type browser to only those types that are valid for your activity.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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