1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (developer.feedback@nokia.com)

     6 **

     7 ** This file is part of the HbWidgets module of the UI Extensions for Mobile.

     8 **

     9 ** GNU Lesser General Public License Usage

    10 ** This file may be used under the terms of the GNU Lesser General Public

    11 ** License version 2.1 as published by the Free Software Foundation and

    12 ** appearing in the file LICENSE.LGPL included in the packaging of this file.

    13 ** Please review the following information to ensure the GNU Lesser General

    14 ** Public License version 2.1 requirements will be met:

    15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    16 **

    17 ** In addition, as a special exception, Nokia gives you certain additional

    18 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    20 **

    21 ** If you have questions regarding the use of this file, please contact

    22 ** Nokia at developer.feedback@nokia.com.

    23 **

    24 ****************************************************************************/

    25 

    26 #ifndef HBSLIDERCONTROL_H

    27 #define HBSLIDERCONTROL_H

    28 

    29 #include "hbglobal.h"

    30 #include "hbnamespace_p.h"

    31 #include "hbabstractslidercontrol.h"

    32 

    33 class HbStyleOptionSlider;

    34 class HbSliderControlPrivate;

    35 

    36 QT_BEGIN_NAMESPACE

    37 class QStyleOptionSlider;

    38 QT_END_NAMESPACE

    39 

    40 class HB_AUTOTEST_EXPORT HbSliderControl : public HbAbstractSliderControl

    41 {

    42     Q_OBJECT

    43 

    44 public:

    45     explicit HbSliderControl(QGraphicsItem *parent = 0);

    46     explicit HbSliderControl(Qt::Orientation orientation, QGraphicsItem *parent = 0);

    47     virtual  ~HbSliderControl();

    48 

    49     enum SnappingMode {

    50         NoSnapping,

    51         MajorTickSnapping,

    52         MinorTickSnapping

    53     };

    54 

    55     Hb::SliderTickPositions tickPosition() const;

    56     void setTickPosition(Hb::SliderTickPositions position);

    57 

    58     int majorTickInterval() const;

    59     void setMajorTickInterval(int interval);

    60 

    61     int minorTickInterval() const;

    62     void setMinorTickInterval(int interval);

    63 

    64     void setMajorTickLabels(const QStringList &majorTickLabels);

    65     QStringList majorTickLabels() const;

    66 

    67     void setMinorTickLabels(const QStringList &minorTickLabels);

    68     QStringList minorTickLabels() const;

    69 

    70     SnappingMode snappingMode() const;

    71     void setSnappingMode(SnappingMode mode);

    72 

    73     enum { Type = HbPrivate::ItemType_SliderControl };

    74     int type() const { return Type; }

    75 

    76     void setToolTipVisible(bool );

    77     bool isToolTipVisible()const;

    78 

    79     void setToolTipAlignment(Qt:: Alignment);

    80     Qt:: Alignment toolTipAlignment() const;

    81     void setSliderPosition(int);

    82     void setHandleIcon(const QString &handleIcon);

    83     QString handleIcon() const;

    84 

    85     void setHandleItem(QGraphicsItem *handleItem);

    86     QGraphicsItem *handleItem() const;

    87 

    88     void setHandleVisible(bool);

    89     bool handleVisible() const;

    90 

    91 

    92     void updateSliderPosToTick();

    93 

    94     void setPreviousValue(bool , int );

    95 

    96     void enableTrackEventHandling(bool enable = true);

    97     bool isTrackEventHandlingEnabled ( );

    98 

    99     void setTrackFilled(bool trackVisible );

   100     bool isTrackFilled() const;

   101 

   102 public slots:

   103     void updateTheme();

   104     void updatePrimitives();

   105     void showToolTip();

   106  

   107 private slots:

   108 

   109     void hideToolTip();

   110 

   111 protected:

   112     HbSliderControl(HbSliderControlPrivate &dd,QGraphicsItem *parent);

   113     virtual void changeEvent(QEvent *event);

   114     virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);

   115     virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);

   116     bool sceneEventFilter(QGraphicsItem *obj,QEvent *event);

   117     virtual void resizeEvent(QGraphicsSceneResizeEvent *event);

   118     virtual QGraphicsItem *primitive(HbStyle::Primitive primitive) const;

   119     void releasedOutside(bool);

   120 

   121     void initStyleOption(HbStyleOptionSlider *option) const;

   122 

   123     virtual void sliderChange(SliderChange change);

   124     QVariant itemChange(GraphicsItemChange change, const QVariant &value);

   125     virtual bool sceneEvent(QEvent *event);

   126     virtual void polish( HbStyleParameters& params );

   127 

   128 signals:

   129     void releasedOutside( );

   130 

   131 private:

   132     Q_DECLARE_PRIVATE_D(d_ptr, HbSliderControl)

   133     Q_DISABLE_COPY(HbSliderControl)

   134     friend class HbSliderHandle;

   135     friend class HbSliderTickmarks;

   136     friend class HbSliderTickmarksLabel;

   137 };

   138 

   139 #endif // HBSLIDERCONTROL_H