/****************************************************************************+
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**+
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtGui module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef QABSTRACTSLIDER_H+
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#define QABSTRACTSLIDER_H+
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+
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#include <QtGui/qwidget.h>+
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+
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QT_BEGIN_HEADER+
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+
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QT_BEGIN_NAMESPACE+
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+
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QT_MODULE(Gui)+
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+
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class QAbstractSliderPrivate;+
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+
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class Q_GUI_EXPORT QAbstractSlider : public QWidget+
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{+
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    Q_OBJECT+
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+
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    Q_PROPERTY(int minimum READ minimum WRITE setMinimum)+
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    Q_PROPERTY(int maximum READ maximum WRITE setMaximum)+
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    Q_PROPERTY(int singleStep READ singleStep WRITE setSingleStep)+
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    Q_PROPERTY(int pageStep READ pageStep WRITE setPageStep)+
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    Q_PROPERTY(int value READ value WRITE setValue NOTIFY valueChanged USER true)+
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    Q_PROPERTY(int sliderPosition READ sliderPosition WRITE setSliderPosition NOTIFY sliderMoved)+
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    Q_PROPERTY(bool tracking READ hasTracking WRITE setTracking)+
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    Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)+
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    Q_PROPERTY(bool invertedAppearance READ invertedAppearance WRITE setInvertedAppearance)+
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    Q_PROPERTY(bool invertedControls READ invertedControls WRITE setInvertedControls)+
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    Q_PROPERTY(bool sliderDown READ isSliderDown WRITE setSliderDown DESIGNABLE false)+
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+
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public:+
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    explicit QAbstractSlider(QWidget *parent=0);+
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    ~QAbstractSlider();+
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+
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    Qt::Orientation orientation() const;+
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+
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    void setMinimum(int);+
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    int minimum() const;+
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+
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    void setMaximum(int);+
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    int maximum() const;+
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+
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    void setRange(int min, int max);+
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+
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    void setSingleStep(int);+
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    int singleStep() const;+
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+
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    void setPageStep(int);+
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    int pageStep() const;+
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+
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    void setTracking(bool enable);+
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    bool hasTracking() const;+
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+
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    void setSliderDown(bool);+
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    bool isSliderDown() const;+
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+
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    void setSliderPosition(int);+
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    int sliderPosition() const;+
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+
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    void setInvertedAppearance(bool);+
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    bool invertedAppearance() const;+
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+
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    void setInvertedControls(bool);+
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    bool invertedControls() const;+
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+
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    enum SliderAction {+
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        SliderNoAction,+
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        SliderSingleStepAdd,+
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        SliderSingleStepSub,+
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        SliderPageStepAdd,+
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        SliderPageStepSub,+
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        SliderToMinimum,+
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        SliderToMaximum,+
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        SliderMove+
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    };+
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+
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    int value() const;+
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+
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    void triggerAction(SliderAction action);+
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+
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public Q_SLOTS:+
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    void setValue(int);+
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    void setOrientation(Qt::Orientation);+
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+
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Q_SIGNALS:+
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    void valueChanged(int value);+
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+
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    void sliderPressed();+
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    void sliderMoved(int position);+
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    void sliderReleased();+
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+
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    void rangeChanged(int min, int max);+
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+
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    void actionTriggered(int action);+
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+
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protected:+
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    bool event(QEvent *e);+
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+
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    void setRepeatAction(SliderAction action, int thresholdTime = 500, int repeatTime = 50);+
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    SliderAction repeatAction() const;+
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+
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    enum SliderChange {+
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        SliderRangeChange,+
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        SliderOrientationChange,+
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        SliderStepsChange,+
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        SliderValueChange+
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    };+
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    virtual void sliderChange(SliderChange change);+
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+
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    void keyPressEvent(QKeyEvent *ev);+
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    void timerEvent(QTimerEvent *);+
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#ifndef QT_NO_WHEELEVENT+
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    void wheelEvent(QWheelEvent *e);+
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#endif+
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    void changeEvent(QEvent *e);+
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+
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#ifdef QT3_SUPPORT+
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public:+
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    inline QT3_SUPPORT int minValue() const { return minimum(); }+
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    inline QT3_SUPPORT int maxValue() const { return maximum(); }+
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    inline QT3_SUPPORT int lineStep() const { return singleStep(); }+
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    inline QT3_SUPPORT void setMinValue(int v) { setMinimum(v); }+
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    inline QT3_SUPPORT void setMaxValue(int v) { setMaximum(v); }+
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    inline QT3_SUPPORT void setLineStep(int v) { setSingleStep(v); }+
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    inline QT3_SUPPORT void setSteps(int single, int page) { setSingleStep(single); setPageStep(page); }+
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    inline QT3_SUPPORT void addPage() { triggerAction(SliderPageStepAdd); }+
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    inline QT3_SUPPORT void subtractPage() { triggerAction(SliderPageStepSub); }+
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    inline QT3_SUPPORT void addLine() { triggerAction(SliderSingleStepAdd); }+
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    inline QT3_SUPPORT void subtractLine() { triggerAction(SliderSingleStepSub); }+
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#endif+
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+
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protected:+
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    QAbstractSlider(QAbstractSliderPrivate &dd, QWidget *parent=0);+
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+
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private:+
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    Q_DISABLE_COPY(QAbstractSlider)+
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    Q_DECLARE_PRIVATE(QAbstractSlider)+
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};+
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+
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QT_END_NAMESPACE+
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+
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QT_END_HEADER+
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+
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#endif // QABSTRACTSLIDER_H+
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