Windows apps
Collapse the table of content
Expand the table of content
Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

DependencyAccessor::TryResolveOptionalDependency Method (Object^, CompositionContract^, Boolean, CompositionDependency^)

.NET Framework (current version)
 

Resolves an optional dependency based on one implementation of a contract.

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

public:
bool TryResolveOptionalDependency(
	Object^ site,
	CompositionContract^ contract,
	bool isPrerequisite,
	[OutAttribute] CompositionDependency^% dependency
)

Parameters

site
Type: System::Object^

A tag that describes the dependency site.

contract
Type: System.Composition.Hosting.Core::CompositionContract^

The contract required by the site.

isPrerequisite
Type: System::Boolean

A value that indicates whether the dependency must be satisfied before exports are made available.

dependency
Type: System.Composition.Hosting.Core::CompositionDependency^

After this method returns, contains the resolved dependency.

Return Value

Type: System::Boolean

true if the dependency was resolved; otherwise, false.

Return to top
Show:
© 2017 Microsoft