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TypeCatalog Constructor (IEnumerable<Type>, ReflectionContext, ICompositionElement)

.NET Framework 4.5

Initializes a new instance of the TypeCatalog class with the specified types in the specified reflection context and source for parts.

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

public TypeCatalog(
	IEnumerable<Type> types,
	ReflectionContext reflectionContext,
	ICompositionElement definitionOrigin


Type: System.Collections.Generic.IEnumerable<Type>

A collection of attributed Type objects to add to the TypeCatalog object.

Type: System.Reflection.ReflectionContext

The context used to interpret the types.

Type: System.ComponentModel.Composition.Primitives.ICompositionElement

An element used by diagnostics to identify the source for parts.


types is null.


types contains an element that is null.


types contains an element that was loaded in the reflection-only context.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5

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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