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**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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#ifndef QSCROLLBAR_H
#define QSCROLLBAR_H
#include <QtWidgets/qwidget.h>
#include <QtWidgets/qabstractslider.h>
QT_BEGIN_NAMESPACE
#ifndef QT_NO_SCROLLBAR
class QScrollBarPrivate;
class QStyleOptionSlider;
class Q_WIDGETS_EXPORT QScrollBar : public QAbstractSlider
{
Q_OBJECT
public:
explicit QScrollBar(QWidget *parent=0);
explicit QScrollBar(Qt::Orientation, QWidget *parent=0);
~QScrollBar();
QSize sizeHint() const;
bool event(QEvent *event);
protected:
#ifndef QT_NO_WHEELEVENT
void wheelEvent(QWheelEvent *);
#endif
void paintEvent(QPaintEvent *);
void mousePressEvent(QMouseEvent *);
void mouseReleaseEvent(QMouseEvent *);
void mouseMoveEvent(QMouseEvent *);
void hideEvent(QHideEvent*);
void sliderChange(SliderChange change);
#ifndef QT_NO_CONTEXTMENU
void contextMenuEvent(QContextMenuEvent *);
#endif
void initStyleOption(QStyleOptionSlider *option) const;
private:
friend class QAbstractScrollAreaPrivate;
friend Q_WIDGETS_EXPORT QStyleOptionSlider qt_qscrollbarStyleOption(QScrollBar *scrollBar);
Q_DISABLE_COPY(QScrollBar)
Q_DECLARE_PRIVATE(QScrollBar)
};
#endif // QT_NO_SCROLLBAR
QT_END_NAMESPACE
#endif // QSCROLLBAR_H
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