qcleanlooksstyle.h

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#ifndef QCLEANLOOKSSTYLE_H
#define QCLEANLOOKSSTYLE_H

#include <QtWidgets/qproxystyle.h>
#include <QtCore/qelapsedtimer.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class QProgressBar;

class QCleanlooksStyle : public QProxyStyle
{
    Q_OBJECT

public:
    QCleanlooksStyle();
    ~QCleanlooksStyle();

    QPalette standardPalette () const Q_DECL_OVERRIDE;
    void drawPrimitive(PrimitiveElement elem,
                        const QStyleOption *option,
                        QPainter *painter, const QWidget *widget = 0) const Q_DECL_OVERRIDE;
    void drawControl(ControlElement ce, const QStyleOption *option, QPainter *painter,
                                const QWidget *widget) const Q_DECL_OVERRIDE;
    int pixelMetric(PixelMetric metric, const QStyleOption *option = 0, const QWidget *widget = 0) const Q_DECL_OVERRIDE;
    void drawComplexControl(ComplexControl control, const QStyleOptionComplex *option,
                            QPainter *painter, const QWidget *widget) const Q_DECL_OVERRIDE;
    QRect subElementRect(SubElement r, const QStyleOption *opt, const QWidget *widget = 0) const Q_DECL_OVERRIDE;
    QSize sizeFromContents(ContentsType type, const QStyleOption *option,
                           const QSize &size, const QWidget *widget) const Q_DECL_OVERRIDE;
    SubControl hitTestComplexControl(ComplexControl cc, const QStyleOptionComplex *opt,
                               const QPoint &pt, const QWidget *w = 0) const Q_DECL_OVERRIDE;
    QRect subControlRect(ComplexControl cc, const QStyleOptionComplex *opt,
                         SubControl sc, const QWidget *widget) const Q_DECL_OVERRIDE;
    QPixmap generatedIconPixmap(QIcon::Mode iconMode, const QPixmap &pixmap,
                                        const QStyleOption *opt) const Q_DECL_OVERRIDE;
    int styleHint(StyleHint hint, const QStyleOption *option = 0, const QWidget *widget = 0,
                  QStyleHintReturn *returnData = 0) const Q_DECL_OVERRIDE;
    QRect itemPixmapRect(const QRect &r, int flags, const QPixmap &pixmap) const Q_DECL_OVERRIDE;
    QIcon standardIcon(StandardPixmap standardIcon, const QStyleOption *option = 0,
                       const QWidget *widget = 0) const Q_DECL_OVERRIDE;
    QPixmap standardPixmap(StandardPixmap standardPixmap, const QStyleOption *opt,
                           const QWidget *widget = 0) const Q_DECL_OVERRIDE;
    void drawItemPixmap(QPainter *painter, const QRect &rect,
                        int alignment, const QPixmap &pixmap) const Q_DECL_OVERRIDE;
    void drawItemText(QPainter *painter, const QRect &rect,
                              int flags, const QPalette &pal, bool enabled,
                              const QString &text, QPalette::ColorRole textRole = QPalette::NoRole) const Q_DECL_OVERRIDE;
    void polish(QWidget *widget) Q_DECL_OVERRIDE;
    void polish(QApplication *app) Q_DECL_OVERRIDE;
    void polish(QPalette &pal) Q_DECL_OVERRIDE;
    void unpolish(QWidget *widget) Q_DECL_OVERRIDE;
    void unpolish(QApplication *app) Q_DECL_OVERRIDE;


protected:
    void timerEvent(QTimerEvent *) Q_DECL_OVERRIDE;
    bool eventFilter(QObject *o, QEvent *e) Q_DECL_OVERRIDE;
    void startProgressAnimation(QObject *o, QProgressBar *bar);
    void stopProgressAnimation(QObject *o, QProgressBar *bar);

private:
    int animateStep;
    int animateTimer;
    QElapsedTimer startTime;
    QList<QProgressBar *> animatedProgressBars;
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QCLEANLOOKSSTYLE_H