/*

* 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:

*     The source file of the operation thread of file manager

*

*/

#include "fmoperationthread.h"

#include "fmbackuprestorehandler.h"

#include <QDir>

#include <QStack>

/*

 * Constructs the operation thread with \a parent.

 */

FmOperationThread::FmOperationThread( QObject *parent ) : QThread( parent ),

                mStop( false), mOperationBase( 0 )

{

    setPriority( LowestPriority );

}

/*

 * Destructs the operation thread.

 */

FmOperationThread::~FmOperationThread()

{

}

/*

 * Prepare some conditions before starts the operation.

 * Returns the error id.

 * \a operationBase the operation to be prepared.

 */

int FmOperationThread::prepareOperationAndStart( FmOperationBase* operationBase )

{    

    if ( isRunning() ) {

         return FmErrAlreadyStarted;

    }

    mOperationBase = operationBase;

    int ret = mOperationBase->prepare();

    if ( ret == FmErrNone ) {

        mStop = false;

        start();    

    } 

    return ret; 

}

/* Stops the current thread.

 * Caused by user interaction.

 */

void FmOperationThread::stop()

{

    mStop = true;

}

/*

 * reimp

 */

void FmOperationThread::run()

{    

    mOperationBase->start( &mStop );

}