/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  Encapsulates factory plugin loading mechanism

*

*/

#include <ecom/ecom.h>

//#include <alf/alfecompluginfactoryuid.rh>

#include <alf/ialfwidgetfactory.h>

#include <alf/ialffactoryplugin.h>

#include <osn/osnnew.h>

#include "alf/alfecompluginfactoryuid.rh"

#include "alfwidgetfactoryloaderimpl.h"

using namespace std;

namespace Alf

    {

static const char* const KWidgetFactory ="alfwidgetfactory";

const int KPluginIuid = 0x11201113;

AlfWidgetFactoryLoaderImpl::AlfWidgetFactoryLoaderImpl():

        mFactoryPlugin(0),

        mWidgetFactory(0),

        mDtorKey(0)

    {

    }

AlfWidgetFactoryLoaderImpl::~AlfWidgetFactoryLoaderImpl()

    {

    delete mWidgetFactory;

    if (mFactoryPlugin)

        {

        delete mFactoryPlugin;

        REComSession::DestroyedImplementation(TUid::Uid(mDtorKey));

        }

    }

IAlfWidgetFactory* AlfWidgetFactoryLoaderImpl::load(CAlfEnv& aEnv)

    {

    if (!mWidgetFactory)

        {

        TEComResolverParams resolverParams;

        resolverParams.SetDataType(TPtrC8((TUint8*)KWidgetFactory));

        resolverParams.SetWildcardMatch(ETrue);

        TAny* plugin = NULL;

        TUid tmpDtor;

        TRAPD(err,plugin = REComSession::CreateImplementationL(

                               TUid::Uid(KPluginIuid),tmpDtor,

                               resolverParams))

        if (!err)

            {

            mDtorKey = tmpDtor.iUid;

            mFactoryPlugin = reinterpret_cast<IAlfFactoryPlugin*>(plugin);

            IAlfInterfaceBase* tmp(0);

            tmp = mFactoryPlugin->createProduct(KWidgetFactory,&aEnv);

            mWidgetFactory = 

                IAlfInterfaceBase::makeInterface<IAlfWidgetFactory>(tmp);

            }

        }

    return mWidgetFactory;

    }

    }

// End of File