1 /*

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

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 

    19 #include "cafhelper.h"

    20 #include "cafhelperinterface.h"

    21 #include <e32def.h>

    22 #include <e32uid.h>

    23 

    24 using namespace ContentAccess;

    25 

    26 EXPORT_C CCAFHelper* CCAFHelper::NewL()

    27 	{

    28 	CCAFHelper* self = CCAFHelper::NewLC();

    29 	CleanupStack::Pop(self);

    30 	return self;

    31 	}

    32 

    33 EXPORT_C CCAFHelper* CCAFHelper::NewLC()

    34 	{

    35 	CCAFHelper* self = new (ELeave) CCAFHelper;

    36 	CleanupStack::PushL(self);

    37 	self->ConstructL();

    38 	return self;

    39 	}

    40 	

    41 CCAFHelper::CCAFHelper()

    42 	{

    43 	}

    44 

    45 void CCAFHelper::ConstructL()

    46 	{

    47 	// Dynamically load the DLL.

    48 	TUidType uidType(KDynamicLibraryUid, KCAFHelperInterfaceUID);

    49 	

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

    51 	

    52 	// Function at ordinal 1 creates new CCAFAgentHelper.

    53 	TLibraryFunction entryFunc = iLibrary.Lookup(1);

    54 	if (entryFunc == NULL)

    55     	{

    56         iLibrary.Close();

    57         User::Leave(KErrBadLibraryEntryPoint);

    58     	}

    59 		

    60 	// Call the function to create new CCAFAgentHelper.

    61 	iHelper = (MCAFHelperInterface*)entryFunc();

    62 	}

    63 

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

    65 	{

    66 	return *iHelper;

    67 	}

    68 	

    69 CCAFHelper::~CCAFHelper()

    70 	{

    71 	iHelper->Release();

    72 	iLibrary.Close();

    73 	}

    74