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CompositionConstants Class

Contains static metadata keys used by the composition system.

System.Object
  System.ComponentModel.Composition.Hosting.CompositionConstants

Namespace:  System.ComponentModel.Composition.Hosting
Assembly:  System.ComponentModel.Composition (in System.ComponentModel.Composition.dll)

public static class CompositionConstants

The CompositionConstants type exposes the following members.

  NameDescription
Public fieldStatic memberSupported by Portable Class LibraryExportTypeIdentityMetadataNameSpecifies the key for metadata created by the composition system to mark a part with a unique identifier.
Public fieldStatic memberSupported by Portable Class LibraryPartCreationPolicyMetadataNameSpecifies the key for metadata created by the composition system to mark a part with a creation policy.
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Users should not create metadata by using any of the keys in this class, except to deliberately interact with the composition system. Other uses will cause unpredictable behavior.

.NET Framework

Supported in: 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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