/*

* 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 "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 <xqconversions.h>

#include <qservicemanager.h>

#include "tsservicesproviderconfig.h"

const char ServicesInterface [] = "com.nokia.qt.taskswitcher.dataprovider";

// -----------------------------------------------------------------------------

CTsServiceProviderConfig* CTsServiceProviderConfig::NewLC()

    {

    CTsServiceProviderConfig *self = new (ELeave)CTsServiceProviderConfig();

    CleanupStack::PushL(self);

    self->ConstructL();

    return self;

    }

// -----------------------------------------------------------------------------

CTsServiceProviderConfig::CTsServiceProviderConfig()

{

    //No implementation required

}

// -----------------------------------------------------------------------------

void CTsServiceProviderConfig::ConstructL()

    {

    QTM_NAMESPACE::QServiceInterfaceDescriptor *ptr(0);

    QT_TRYCATCH_LEAVING(

       QTM_NAMESPACE::QServiceManager serviceManager;

       const QList<QTM_NAMESPACE::QServiceInterfaceDescriptor> serivces(serviceManager.findInterfaces(QTM_NAMESPACE::QServiceFilter(ServicesInterface)));

       foreach(QTM_NAMESPACE::QServiceInterfaceDescriptor serviceImplementation, serivces)

           {

           ptr = new QTM_NAMESPACE::QServiceInterfaceDescriptor(serviceImplementation);

           if( 0 != ptr ) 

               {

               if( KErrNone != iServices.Append( ptr ) )

                   {

                   delete ptr;

                   }

               }

           }

       )

    }

// -----------------------------------------------------------------------------

CTsServiceProviderConfig::~CTsServiceProviderConfig()

    {

    for( TInt iter(0); iter < iServices.Count(); ++iter )

        {

        delete static_cast<QTM_NAMESPACE::QServiceInterfaceDescriptor *>(iServices[iter]);

        }

    iServices.Close();

    }

// -----------------------------------------------------------------------------

TInt CTsServiceProviderConfig::Count() const

    {

    return iServices.Count();

    }

// -----------------------------------------------------------------------------

QObject* CTsServiceProviderConfig::LoadL(TInt aOffset)const

    {

    const QTM_NAMESPACE::QServiceInterfaceDescriptor *service

        = static_cast<QTM_NAMESPACE::QServiceInterfaceDescriptor *>(iServices[aOffset]);

    QObject *retVal(0);

    QT_TRYCATCH_LEAVING(

    QTM_NAMESPACE::QServiceManager serviceManager;

    retVal = serviceManager.loadInterface(*service); )

    User::LeaveIfNull( retVal );

    return retVal;

    }