iworkerprocessframework-getwpfinterface-method.md

title	IWorkerProcessFramework::GetWpfInterface Method
description	Describes the IWorkerProcessFramework::GetWpfInterface method and details its parameters, return value, remarks, and requirements.
ms.date	10/07/2016
ms.assetid	04831e84-27c5-015d-1008-83b0a5ce2966

IWorkerProcessFramework::GetWpfInterface Method

Retrieves a defined interface from the worker process framework.

Syntax

virtual HRESULT GetWpfInterface(  
   IN WPF_INTERFACE_ID_ENUM WpfInterfaceId,  
   OUT PVOID* ppInterface  
) = 0;  

Parameters

WpfInterfaceId
The ID of the interface to return.

ppInterface
A pointer to a buffer that will receive the interface specified by WpfInterfaceId.

Return Value

An HRESULT. Possible values include, but are not limited to, those in the following table.

Value	Description
S_OK	Indicates that the operation was successful.

Remarks

To select which interface to retrieve, choose the specific interface ID from the WPF_INTERFACE_ID_ENUM enumeration. If the worker process framework exposes an interface that is not defined by WPF_INTERFACE_ID_ENUM, use the IWorkerProcessFramework::GetCustomInterface method.

Requirements

Type	Description
Client	- IIS 7.0 on [!INCLUDEwinvista] - IIS 7.5 on Windows 7 - IIS 8.0 on Windows 8 - IIS 10.0 on Windows 10
Server	- IIS 7.0 on [!INCLUDEwinsrv2008] - IIS 7.5 on Windows Server 2008 R2 - IIS 8.0 on Windows Server 2012 - IIS 8.5 on Windows Server 2012 R2 - IIS 10.0 on Windows Server 2016
Product	- IIS 7.0, IIS 7.5, IIS 8.0, IIS 8.5, IIS 10.0 - [!INCLUDEiisexp75], [!INCLUDEiisexp80], [!INCLUDEiisexp100]
Header	Wpframework.h

See Also

IWorkerProcessFramework Interface
IWorkerProcessFramework::GetCustomInterface Method
IWorkerProcessFramework::GetInterfaceVersion Method