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ImportEngine.PreviewImports(ComposablePart, AtomicComposition) Method

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Definition

Namespace:
System.ComponentModel.Composition.Hosting
Assembly:
System.ComponentModel.Composition.dll
Package:
System.ComponentModel.Composition v9.0.0
Source:
ImportEngine.cs
Source:
ImportEngine.cs
Source:
ImportEngine.cs

Previews all the required imports for the specified part to make sure that they can be satisfied, without actually setting them.

public:
 void PreviewImports(System::ComponentModel::Composition::Primitives::ComposablePart ^ part, System::ComponentModel::Composition::Hosting::AtomicComposition ^ atomicComposition);
public void PreviewImports (System.ComponentModel.Composition.Primitives.ComposablePart part, System.ComponentModel.Composition.Hosting.AtomicComposition? atomicComposition);
public void PreviewImports (System.ComponentModel.Composition.Primitives.ComposablePart part, System.ComponentModel.Composition.Hosting.AtomicComposition atomicComposition);
member this.PreviewImports : System.ComponentModel.Composition.Primitives.ComposablePart * System.ComponentModel.Composition.Hosting.AtomicComposition -> unit
Public Sub PreviewImports (part As ComposablePart, atomicComposition As AtomicComposition)

Parameters

part
ComposablePart

The part to preview the imports of.

atomicComposition
AtomicComposition

The composition transaction to use, or null for no composition transaction.

Exceptions

CompositionException

An error occurred during previewing, and atomicComposition is null. Errors will contain a collection of errors that occurred. The pre-existing composition is in an unknown state, depending on the errors that occurred.

ChangeRejectedException

An error occurred during previewing, and atomicComposition is not null. Errors will contain a collection of errors that occurred. The pre-existing composition remains in valid state.

ObjectDisposedException

The ImportEngine has been disposed.

Applies to