sl@0: /*
sl@0: * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #include "cafhelper.h"
sl@0: #include "cafhelperinterface.h"
sl@0: #include <e32def.h>
sl@0: #include <e32uid.h>
sl@0: 
sl@0: using namespace ContentAccess;
sl@0: 
sl@0: EXPORT_C CCAFHelper* CCAFHelper::NewL()
sl@0: 	{
sl@0: 	CCAFHelper* self = CCAFHelper::NewLC();
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CCAFHelper* CCAFHelper::NewLC()
sl@0: 	{
sl@0: 	CCAFHelper* self = new (ELeave) CCAFHelper;
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL();
sl@0: 	return self;
sl@0: 	}
sl@0: 	
sl@0: CCAFHelper::CCAFHelper()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CCAFHelper::ConstructL()
sl@0: 	{
sl@0: 	// Dynamically load the DLL.
sl@0: 	TUidType uidType(KDynamicLibraryUid, KCAFHelperInterfaceUID);
sl@0: 	
sl@0: 	User::LeaveIfError(iLibrary.Load(KCAFHelperLibraryName, uidType));
sl@0: 	
sl@0: 	// Function at ordinal 1 creates new CCAFAgentHelper.
sl@0: 	TLibraryFunction entryFunc = iLibrary.Lookup(1);
sl@0: 	if (entryFunc == NULL)
sl@0:     	{
sl@0:         iLibrary.Close();
sl@0:         User::Leave(KErrBadLibraryEntryPoint);
sl@0:     	}
sl@0: 		
sl@0: 	// Call the function to create new CCAFAgentHelper.
sl@0: 	iHelper = (MCAFHelperInterface*)entryFunc();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C MCAFHelperInterface& CCAFHelper::operator()() const
sl@0: 	{
sl@0: 	return *iHelper;
sl@0: 	}
sl@0: 	
sl@0: CCAFHelper::~CCAFHelper()
sl@0: 	{
sl@0: 	iHelper->Release();
sl@0: 	iLibrary.Close();
sl@0: 	}
sl@0: