VsShellUtilities.TryGetPackageExtensionPoint<TExtensionPoint,TInterface> Method

Reference

Definition

Namespace:: Microsoft.VisualStudio.Shell

Assembly:: Microsoft.VisualStudio.Shell.14.0.dll

Assembly:: Microsoft.VisualStudio.Shell.15.0.dll

Package:: Microsoft.VisualStudio.Shell.15.0 v17.12.40392

Important

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Create an instance of an extension point from the given package. This is analagous to finding an "Export" of a given type (T) with instance metadata given by the "instance" Guid.

public:
generic <typename TExtensionPoint, typename TInterface>
 where TExtensionPoint : class where TInterface : class static TInterface TryGetPackageExtensionPoint(Guid package, Guid instance);

public static TInterface TryGetPackageExtensionPoint<TExtensionPoint,TInterface> (Guid package, Guid instance) where TExtensionPoint : class where TInterface : class;

static member TryGetPackageExtensionPoint : Guid * Guid -> 'Interface (requires 'ExtensionPoint : null and 'Interface : null)

Public Shared Function TryGetPackageExtensionPoint(Of TExtensionPoint As Class, TInterface As Class) (package As Guid, instance As Guid) As TInterface

Public Function TryGetPackageExtensionPoint(Of TExtensionPoint As Class, TInterface As Class) (package As Guid, instance As Guid) As TInterface

Type Parameters

TExtensionPoint

Type of extension point

TInterface

Interface requested

Parameters

package: Guid

Package containing the instance

instance: Guid

Instance identifier for the requested extension point

Returns

TInterface

The extension point

Exceptions

ArgumentException

The extension point is not recognized by the package, or the package does not use attributes to declare any class that implements the extension.

InvalidCastException

The package does not implement the Microsoft.VisualStudio.Shell.Interop.VsPackageExtensionProvider interface, or the extension provider was created but it does not implement the TInterface interface.

Applies to

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