// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#ifndef __MMF_HW_DEVICE_INL__

#define __MMF_HW_DEVICE_INL__

#include <ecom/ecom.h>

/**

Create a CMMFHwDevice object from .dll.

Will leave if dll cannot be loaded (KErrNotFound).

@param dll Implementation .dll

@return an instantiated CMMFHwDevice derived object from a DLL.

*/

inline CMMFHwDevice* CMMFHwDevice::NewL(TFileName dll)

	{

	RLibrary library;

	User::LeaveIfError(library.Load(dll));

	TLibraryFunction entry=library.Lookup(2); // 1 ponits to implementation table

	CMMFHwDevice* mmfHwDevice = (CMMFHwDevice*)entry();

	return mmfHwDevice;

	}

/**

 *

 * Destructor

 *

 */

CMMFHwDevice::~CMMFHwDevice()

	{

	// Destroy any instance variables and then

	// inform ecom that this specific

	// instance of the interface has been destroyed.

	REComSession::DestroyedImplementation(iDtor_ID_Key);

	}

/**

 *

 *	Create a CMMFHwDevice object with a known implementation Uid.

 *  Will leave if it is not found (KErrNotFound).

 *

 *	@param aUid   -  The Uid of a plugin implementation

 *

 *	@return An instantiated CMMFHwDevice derived object from ECom.

 *

 */

inline CMMFHwDevice* CMMFHwDevice::NewL(TUid aUid)

	{

	CMMFHwDevice* device = REINTERPRET_CAST(CMMFHwDevice*,

											REComSession::CreateImplementationL(aUid, _FOFF(CMMFHwDevice,iDtor_ID_Key)));

	return device;

	}

#endif