/*

 * 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 header file of backup and restore handler of file manager

 */

#ifndef FMBACKUPRESTOREHANDLER_H

#define FMBACKUPRESTOREHANDLER_H

#include <QObject>

#include "fmoperationservice.h"

class FmBkupEngine;

class FmOperationBackup;

class FmOperationRestore;

class FmBackupConfigLoader;

class FmBackupRestoreHandler : public QObject

{

Q_OBJECT

public:

    FmBackupRestoreHandler( QObject *parent );

    ~FmBackupRestoreHandler();

    int error();

    bool startBackup( FmOperationBackup *operationBackup );

    void cancelBackup();

    bool startRestore( FmOperationRestore *operationRestore );

    int deleteBackup( quint64 selection );

    FmBkupEngine *bkupEngine();

    FmBackupConfigLoader *backupConfigLoader();

signals:

    void notifyPreparing( bool cancelable );

    void notifyStart( bool cancelable, int maxSteps );

    void notifyProgress( int currentStep );

    void notifyFinish();

    void notifyError( int error, QString errString ); 

    void notifyCanceled(); 

public slots:

    void onNotifyPreparing( bool cancelable );

    void onNotifyMemoryLow( int memoryValue, int &userError );

    void onNotifyStart( bool cancelable, int maxSteps );

    void onNotifyUpdate( int currentStep );

    void onNotifyFinish( int err );

private:

    enum Process{

		ProcessNone = 0,

		ProcessBackup,

		ProcessRestore

	};

private:

    FmBkupEngine  *mBkupEngine;

    FmBackupConfigLoader        *mBackupConfigLoader;

    Process       mCurrentProcess;

};

#endif