/*

* Copyright (c) 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 "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#include "cafhelper.h"

#include "cafhelperinterface.h"

#include <e32def.h>

#include <e32uid.h>

using namespace ContentAccess;

EXPORT_C CCAFHelper* CCAFHelper::NewL()

	{

	CCAFHelper* self = CCAFHelper::NewLC();

	CleanupStack::Pop(self);

	return self;

	}

EXPORT_C CCAFHelper* CCAFHelper::NewLC()

	{

	CCAFHelper* self = new (ELeave) CCAFHelper;

	CleanupStack::PushL(self);

	self->ConstructL();

	return self;

	}

CCAFHelper::CCAFHelper()

	{

	}

void CCAFHelper::ConstructL()

	{

	// Dynamically load the DLL.

	TUidType uidType(KDynamicLibraryUid, KCAFHelperInterfaceUID);

	User::LeaveIfError(iLibrary.Load(KCAFHelperLibraryName, uidType));

	// Function at ordinal 1 creates new CCAFAgentHelper.

	TLibraryFunction entryFunc = iLibrary.Lookup(1);

	if (entryFunc == NULL)

    	{

        iLibrary.Close();

        User::Leave(KErrBadLibraryEntryPoint);

    	}

	// Call the function to create new CCAFAgentHelper.

	iHelper = (MCAFHelperInterface*)entryFunc();

	}

EXPORT_C MCAFHelperInterface& CCAFHelper::operator()() const

	{

	return *iHelper;

	}

CCAFHelper::~CCAFHelper()

	{

	iHelper->Release();

	iLibrary.Close();

	}