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 "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 #ifndef NMOPERATION_H_

    19 #define NMOPERATION_H_

    20 

    21 #include <QObject>

    22 #include "nmuienginedef.h"

    23 

    24 class QTimer;

    25 

    26 class NMUIENGINE_EXPORT NmOperation: public QObject

    27 {

    28     Q_OBJECT

    29 

    30 public:

    31 

    32     NmOperation(QObject *parent = 0);

    33     virtual ~NmOperation();    

    34     bool isRunning() const;

    35     

    36 signals:

    37     void operationProgressChanged(int progress);

    38     void operationCompleted(int result);

    39     void operationCancelled();

    40 

    41 public slots:

    42     void completeOperation(int result);

    43     void cancelOperation();

    44     void updateOperationProgress(int progress);

    45 

    46 protected slots:

    47     virtual void runAsyncOperation() = 0;

    48 

    49 protected:

    50     virtual void doCompleteOperation();

    51     virtual void doCancelOperation();

    52     virtual void doUpdateOperationProgress();

    53 

    54 private:

    55     QTimer *mTimer;

    56     int mProgress;

    57     bool mIsRunning;

    58 };

    59 

    60 #endif /* NMOPERATION_H_ */