1 /*

     2 * Copyright (c) 2010 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 DATACONTAINER_H

    19 #define DATACONTAINER_H

    20 

    21 #include <hbwidget.h>

    22 #include <enginewrapper.h>

    23 

    24 class DataContainer : public HbWidget

    25 {

    26     Q_OBJECT

    27 

    28 public:

    29     DataContainer(const EngineWrapper& engine, QGraphicsItem *parent = 0) :

    30             HbWidget(parent),

    31             mEngine(engine)

    32     {

    33     }

    34 

    35     void hideContainer()

    36         {

    37         disconnect(&mEngine, SIGNAL(samplesUpdated()), this, SLOT(samplesUpdated()));

    38         hide();

    39         }

    40     

    41     void showContainer()

    42         {

    43         connect(&mEngine, SIGNAL(samplesUpdated()),this, SLOT(samplesUpdated()));

    44         show();

    45         }

    46     

    47     inline const EngineWrapper& engine() const { return mEngine; }

    48 

    49 public slots:

    50     virtual void samplesUpdated()

    51     {

    52     update();

    53     }

    54 

    55 private:

    56     const EngineWrapper& mEngine;

    57 };

    58 

    59 #endif // DATACONTAINER_H