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: Music Player volume slider.

    15 *

    16 */

    17 

    18 #ifndef MPVOLUMESLIDER_H

    19 #define MPVOLUMESLIDER_H

    20 

    21 #include <QObject>

    22 #include "mpcommondefs.h"

    23 

    24 class MpEngine;

    25 class HbVolumeSliderPopup;

    26 

    27 class MpVolumeSlider : public QObject

    28 {

    29     Q_OBJECT

    30 

    31 public:

    32 

    33     explicit MpVolumeSlider( QObject *parent = 0 );

    34     virtual ~MpVolumeSlider();

    35     void showVolumeSlider();

    36 

    37 public slots:

    38 

    39     // To handle Engine signals

    40     void handleVolumeProperty( MpCommon::MpVolumeProperty property, int value );

    41 

    42     // To handle VolumeSlider signals

    43     void sliderPressed();

    44     void sliderReleased();

    45     void muteIconClicked();

    46     void volumeSliderChanged( int value );

    47 

    48 private:

    49 

    50     void initializeVolumeSliderPopup();

    51 

    52 private:

    53     Q_DISABLE_COPY(MpVolumeSlider)

    54 

    55     MpEngine                    *mMpEngine;             // not owned

    56     HbVolumeSliderPopup         *mVolumeSliderPopup;    // owned

    57     int                          mEngineVolumeMax;

    58     int                          mEngineVolumeLevel;

    59     bool                         mEngineMuted;

    60     int                          mEngineDataCompleted;  // 0x01 volume max, 0x02 volume level, 0x04 volume mute

    61     bool                         mSliderPressed;

    62     int                          mSliderStep;           // VolumeLevelMax / DefaultSteps

    63 };

    64 

    65 #endif // MPVOLUMESLIDER_H