/****************************************************************************** $Id: qt/src/widgets/qslider.h   2.3.12   edited 2005-10-27 $**** Definition of QSlider class**** Created : 961019**** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.**** This file is part of the widgets module of the Qt GUI Toolkit.**** This file may be distributed under the terms of the Q Public License** as defined by Trolltech AS of Norway and appearing in the file** LICENSE.QPL included in the packaging of this file.**** This file may be distributed and/or modified under the terms of the** GNU General Public License version 2 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file.**** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition** licenses may use this file in accordance with the Qt Commercial License** Agreement provided with the Software.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.**** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for**   information about Qt Commercial License Agreements.** See http://www.trolltech.com/qpl/ for QPL licensing information.** See http://www.trolltech.com/gpl/ for GPL licensing information.**** Contact info@trolltech.com if any conditions of this licensing are** not clear to you.************************************************************************/#ifndef QSLIDER_H#define QSLIDER_H#ifndef QT_H#include "qwidget.h"#include "qrangecontrol.h"#endif // QT_H#ifndef QT_NO_SLIDERclass QTimer;struct QSliderData;class Q_EXPORT QSlider : public QWidget, public QRangeControl{    Q_OBJECT    Q_ENUMS( TickSetting )    Q_PROPERTY( int minValue READ minValue WRITE setMinValue )    Q_PROPERTY( int maxValue READ maxValue WRITE setMaxValue )    Q_PROPERTY( int lineStep READ lineStep WRITE setLineStep )    Q_PROPERTY( int pageStep READ pageStep WRITE setPageStep )    Q_PROPERTY( int value READ value WRITE setValue )    Q_PROPERTY( bool tracking READ tracking WRITE setTracking )    Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )    Q_PROPERTY( TickSetting tickmarks READ tickmarks WRITE setTickmarks )    Q_PROPERTY( int tickInterval READ tickInterval WRITE setTickInterval )	public:    enum TickSetting { NoMarks = 0, Above = 1, Left = Above,		       Below = 2, Right = Below, Both = 3 };    QSlider( QWidget *parent, const char *name=0 );    QSlider( Orientation, QWidget *parent, const char *name=0 );    QSlider( int minValue, int maxValue, int pageStep, int value, Orientation,	     QWidget *parent, const char *name=0 );    virtual void	setOrientation( Orientation );    Orientation orientation() const;    virtual void	setTracking( bool enable );    bool	tracking() const;    virtual void 	setPalette( const QPalette & );    QRect	sliderRect() const;    QSize	sizeHint() const;    QSizePolicy sizePolicy() const;    QSize	minimumSizeHint() const;    virtual void setTickmarks( TickSetting );    TickSetting tickmarks() const { return ticks; }    virtual void setTickInterval( int );    int 	tickInterval() const { return tickInt; }    int	 minValue() const;    int	 maxValue() const;    void setMinValue( int );    void setMaxValue( int );    int	 lineStep() const;    int	 pageStep() const;    void setLineStep( int );    void setPageStep( int );    int  value() const;public slots:    virtual void	setValue( int );    void	addStep();    void	subtractStep();signals:    void	valueChanged( int value );    void	sliderPressed();    void	sliderMoved( int value );    void	sliderReleased();protected:    void	resizeEvent( QResizeEvent * );    void	paintEvent( QPaintEvent * );    void	keyPressEvent( QKeyEvent * );    void	mousePressEvent( QMouseEvent * );    void	mouseReleaseEvent( QMouseEvent * );    void	mouseMoveEvent( QMouseEvent * );    void	wheelEvent( QWheelEvent * );    void	focusInEvent( QFocusEvent *e );    void	focusOutEvent( QFocusEvent *e );    void updateMask();    void styleChange( QStyle& );    void	valueChange();    void	rangeChange();    virtual void paintSlider( QPainter *, const QColorGroup&, const QRect & );    void	drawTicks( QPainter *, const QColorGroup&, int, int, int=1 ) const;    void	drawWinGroove( QPainter *,  QCOORD );    void	drawTicks( QPainter *,  int, int, int=1 ) const;    virtual int	thickness() const;private slots:    void	repeatTimeout();private:    enum State { Idle, Dragging, TimingUp, TimingDown };    void	init();    int		positionFromValue( int ) const;    int		valueFromPosition( int ) const;    void	moveSlider( int );    void	reallyMoveSlider( int );    void	resetState();    int		slideLength() const;    int		available() const;    int		goodPart( const QPoint& ) const;    void	initTicks();    QSliderData *extra;    QTimer	*timer;    QCOORD	sliderPos;    int		sliderVal;    QCOORD	clickOffset;    State	state;    bool	track;    QCOORD	tickOffset;    TickSetting	ticks;    int		tickInt;    Orientation orient;private:	// Disabled copy constructor and operator=#if defined(Q_DISABLE_COPY)    QSlider( const QSlider & );    QSlider &operator=( const QSlider & );#endif};inline bool QSlider::tracking() const{    return track;}inline QSlider::Orientation QSlider::orientation() const{    return orient;}#endif // QT_NO_SLIDER#endif // QSLIDER_H