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path: root/src/widgets/styles/qfusionstyle.cpp
blob: d6197542c67decfdfb888192cda7fc6ec54ac48d (plain)
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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qfusionstyle_p.h"
#include "qfusionstyle_p_p.h"

#if QT_CONFIG(style_fusion) || defined(QT_PLUGIN)
#include "qcommonstyle_p.h"
#if QT_CONFIG(combobox)
#include <qcombobox.h>
#endif
#if QT_CONFIG(pushbutton)
#include <qpushbutton.h>
#endif
#if QT_CONFIG(abstractbutton)
#include <qabstractbutton.h>
#endif
#include <qpainter.h>
#include <qpainterpath.h>
#include <qdir.h>
#include <qstyleoption.h>
#include <qapplication.h>
#if QT_CONFIG(mainwindow)
#include <qmainwindow.h>
#endif
#include <qfont.h>
#if QT_CONFIG(groupbox)
#include <qgroupbox.h>
#endif
#include <qpixmapcache.h>
#if QT_CONFIG(scrollbar)
#include <qscrollbar.h>
#endif
#if QT_CONFIG(spinbox)
#include <qspinbox.h>
#endif
#if QT_CONFIG(abstractslider)
#include <qabstractslider.h>
#endif
#if QT_CONFIG(slider)
#include <qslider.h>
#endif
#if QT_CONFIG(splitter)
#include <qsplitter.h>
#endif
#if QT_CONFIG(progressbar)
#include <qprogressbar.h>
#endif
#if QT_CONFIG(wizard)
#include <qwizard.h>
#endif
#include <qdrawutil.h>
#include <private/qstylehelper_p.h>
#include <private/qdrawhelper_p.h>
#include <private/qapplication_p.h>
#include <private/qwidget_p.h>

QT_BEGIN_NAMESPACE

using namespace QStyleHelper;

enum Direction {
    TopDown,
    FromLeft,
    BottomUp,
    FromRight
};

// from windows style
static const int windowsItemFrame        =  2; // menu item frame width
static const int windowsItemHMargin      =  3; // menu item hor text margin
static const int windowsItemVMargin      =  8; // menu item ver text margin
static const int windowsRightBorder      = 15; // right border on windows

static const int groupBoxBottomMargin    =  0;  // space below the groupbox
static const int groupBoxTopMargin       =  3;

#if QT_CONFIG(imageformat_xpm)
/* XPM */
static const char * const dock_widget_close_xpm[] = {
    "11 13 7 1",
    "  c None",
    ". c #D5CFCB",
    "+ c #8F8B88",
    "@ c #6C6A67",
    "# c #ABA6A3",
    "$ c #B5B0AC",
    "% c #A4A09D",
    "           ",
    " +@@@@@@@+ ",
    "+#       #+",
    "@ $@   @$ @",
    "@ @@@ @@@ @",
    "@  @@@@@  @",
    "@   @@@   @",
    "@  @@@@@  @",
    "@ @@@ @@@ @",
    "@ $@   @$ @",
    "+%       #+",
    " +@@@@@@@+ ",
    "           "};

static const char * const dock_widget_restore_xpm[] = {
    "11 13 7 1",
    " c None",
    ". c #D5CFCB",
    "+ c #8F8B88",
    "@ c #6C6A67",
    "# c #ABA6A3",
    "$ c #B5B0AC",
    "% c #A4A09D",
    "           ",
    " +@@@@@@@+ ",
    "+#       #+",
    "@   #@@@# @",
    "@   @   @ @",
    "@ #@@@# @ @",
    "@ @   @ @ @",
    "@ @   @@@ @",
    "@ @   @   @",
    "@ #@@@#   @",
    "+%       #+",
    " +@@@@@@@+ ",
    "           "};

static const char * const workspace_minimize[] = {
    "11 13 7 1",
    "  c None",
    ". c #D5CFCB",
    "+ c #8F8B88",
    "@ c #6C6A67",
    "# c #ABA6A3",
    "$ c #B5B0AC",
    "% c #A4A09D",
    "           ",
    " +@@@@@@@+ ",
    "+#       #+",
    "@         @",
    "@         @",
    "@         @",
    "@ @@@@@@@ @",
    "@ @@@@@@@ @",
    "@         @",
    "@         @",
    "+%       #+",
    " +@@@@@@@+ ",
    "           "};


static const char * const qt_titlebar_context_help[] = {
    "10 10 3 1",
    "  c None",
    "# c #000000",
    "+ c #444444",
    "  +####+  ",
    " ###  ### ",
    " ##    ## ",
    "     +##+ ",
    "    +##   ",
    "    ##    ",
    "    ##    ",
    "          ",
    "    ##    ",
    "    ##    "};
#endif // QT_CONFIG(imageformat_xpm)

static QColor mergedColors(const QColor &colorA, const QColor &colorB, int factor = 50)
{
    const int maxFactor = 100;
    QColor tmp = colorA;
    tmp.setRed((tmp.red() * factor) / maxFactor + (colorB.red() * (maxFactor - factor)) / maxFactor);
    tmp.setGreen((tmp.green() * factor) / maxFactor + (colorB.green() * (maxFactor - factor)) / maxFactor);
    tmp.setBlue((tmp.blue() * factor) / maxFactor + (colorB.blue() * (maxFactor - factor)) / maxFactor);
    return tmp;
}

// The default button and handle gradient
static QLinearGradient qt_fusion_gradient(const QRect &rect, const QBrush &baseColor, Direction direction = TopDown)
{
    int x = rect.center().x();
    int y = rect.center().y();
    QLinearGradient gradient;
    switch (direction) {
    case FromLeft:
        gradient = QLinearGradient(rect.left(), y, rect.right(), y);
        break;
    case FromRight:
        gradient = QLinearGradient(rect.right(), y, rect.left(), y);
        break;
    case BottomUp:
        gradient = QLinearGradient(x, rect.bottom(), x, rect.top());
        break;
    case TopDown:
    default:
        gradient = QLinearGradient(x, rect.top(), x, rect.bottom());
        break;
    }
    if (baseColor.gradient())
        gradient.setStops(baseColor.gradient()->stops());
    else {
        QColor gradientStartColor = baseColor.color().lighter(124);
        QColor gradientStopColor = baseColor.color().lighter(102);
        gradient.setColorAt(0, gradientStartColor);
        gradient.setColorAt(1, gradientStopColor);
        //          Uncomment for adding shiny shading
        //            QColor midColor1 = mergedColors(gradientStartColor, gradientStopColor, 55);
        //            QColor midColor2 = mergedColors(gradientStartColor, gradientStopColor, 45);
        //            gradient.setColorAt(0.5, midColor1);
        //            gradient.setColorAt(0.501, midColor2);
    }
    return gradient;
}

static void qt_fusion_draw_arrow(Qt::ArrowType type, QPainter *painter, const QStyleOption *option, const QRect &rect, const QColor &color)
{
    if (rect.isEmpty())
        return;

    const qreal dpi = QStyleHelper::dpi(option);
    const int arrowWidth = int(QStyleHelper::dpiScaled(14, dpi));
    const int arrowHeight = int(QStyleHelper::dpiScaled(8, dpi));

    const int arrowMax = qMin(arrowHeight, arrowWidth);
    const int rectMax = qMin(rect.height(), rect.width());
    const int size = qMin(arrowMax, rectMax);

    QPixmap cachePixmap;
    QString cacheKey = QStyleHelper::uniqueName(QLatin1String("fusion-arrow"), option, rect.size())
            % HexString<uint>(type)
            % HexString<uint>(color.rgba());
    if (!QPixmapCache::find(cacheKey, &cachePixmap)) {
        cachePixmap = styleCachePixmap(rect.size());
        cachePixmap.fill(Qt::transparent);
        QPainter cachePainter(&cachePixmap);

        QRectF arrowRect;
        arrowRect.setWidth(size);
        arrowRect.setHeight(arrowHeight * size / arrowWidth);
        if (type == Qt::LeftArrow || type == Qt::RightArrow)
            arrowRect = arrowRect.transposed();
        arrowRect.moveTo((rect.width() - arrowRect.width()) / 2.0,
                         (rect.height() - arrowRect.height()) / 2.0);

        QPolygonF triangle;
        triangle.reserve(3);
        switch (type) {
        case Qt::DownArrow:
            triangle << arrowRect.topLeft() << arrowRect.topRight() << QPointF(arrowRect.center().x(), arrowRect.bottom());
            break;
        case Qt::RightArrow:
            triangle << arrowRect.topLeft() << arrowRect.bottomLeft() << QPointF(arrowRect.right(), arrowRect.center().y());
            break;
        case Qt::LeftArrow:
            triangle << arrowRect.topRight() << arrowRect.bottomRight() << QPointF(arrowRect.left(), arrowRect.center().y());
            break;
        default:
            triangle << arrowRect.bottomLeft() << arrowRect.bottomRight() << QPointF(arrowRect.center().x(), arrowRect.top());
            break;
        }

        cachePainter.setPen(Qt::NoPen);
        cachePainter.setBrush(color);
        cachePainter.setRenderHint(QPainter::Antialiasing);
        cachePainter.drawPolygon(triangle);

        QPixmapCache::insert(cacheKey, cachePixmap);
    }

    painter->drawPixmap(rect, cachePixmap);
}

static void qt_fusion_draw_mdibutton(QPainter *painter, const QStyleOptionTitleBar *option, const QRect &tmp, bool hover, bool sunken)
{
    QColor dark;
    dark.setHsv(option->palette.button().color().hue(),
                qMin(255, (int)(option->palette.button().color().saturation())),
                qMin(255, (int)(option->palette.button().color().value()*0.7)));

    QColor highlight = option->palette.highlight().color();

    bool active = (option->titleBarState & QStyle::State_Active);
    QColor titleBarHighlight(255, 255, 255, 60);

    if (sunken)
        painter->fillRect(tmp.adjusted(1, 1, -1, -1), option->palette.highlight().color().darker(120));
    else if (hover)
        painter->fillRect(tmp.adjusted(1, 1, -1, -1), QColor(255, 255, 255, 20));

    QColor mdiButtonGradientStartColor;
    QColor mdiButtonGradientStopColor;

    mdiButtonGradientStartColor = QColor(0, 0, 0, 40);
    mdiButtonGradientStopColor = QColor(255, 255, 255, 60);

    if (sunken)
        titleBarHighlight = highlight.darker(130);

    QLinearGradient gradient(tmp.center().x(), tmp.top(), tmp.center().x(), tmp.bottom());
    gradient.setColorAt(0, mdiButtonGradientStartColor);
    gradient.setColorAt(1, mdiButtonGradientStopColor);
    QColor mdiButtonBorderColor(active ? option->palette.highlight().color().darker(180): dark.darker(110));

    painter->setPen(QPen(mdiButtonBorderColor));
    const QLine lines[4] = {
        QLine(tmp.left() + 2, tmp.top(), tmp.right() - 2, tmp.top()),
        QLine(tmp.left() + 2, tmp.bottom(), tmp.right() - 2, tmp.bottom()),
        QLine(tmp.left(), tmp.top() + 2, tmp.left(), tmp.bottom() - 2),
        QLine(tmp.right(), tmp.top() + 2, tmp.right(), tmp.bottom() - 2)
    };
    painter->drawLines(lines, 4);
    const QPoint points[4] = {
        QPoint(tmp.left() + 1, tmp.top() + 1),
        QPoint(tmp.right() - 1, tmp.top() + 1),
        QPoint(tmp.left() + 1, tmp.bottom() - 1),
        QPoint(tmp.right() - 1, tmp.bottom() - 1)
    };
    painter->drawPoints(points, 4);

    painter->setPen(titleBarHighlight);
    painter->drawLine(tmp.left() + 2, tmp.top() + 1, tmp.right() - 2, tmp.top() + 1);
    painter->drawLine(tmp.left() + 1, tmp.top() + 2, tmp.left() + 1, tmp.bottom() - 2);

    painter->setPen(QPen(gradient, 1));
    painter->drawLine(tmp.right() + 1, tmp.top() + 2, tmp.right() + 1, tmp.bottom() - 2);
    painter->drawPoint(tmp.right() , tmp.top() + 1);

    painter->drawLine(tmp.left() + 2, tmp.bottom() + 1, tmp.right() - 2, tmp.bottom() + 1);
    painter->drawPoint(tmp.left() + 1, tmp.bottom());
    painter->drawPoint(tmp.right() - 1, tmp.bottom());
    painter->drawPoint(tmp.right() , tmp.bottom() - 1);
}

/*
    \internal
*/
QFusionStylePrivate::QFusionStylePrivate()
{
    animationFps = 60;
}

/*!
    \class QFusionStyle
    \brief The QFusionStyle class provides a custom widget style

    \inmodule QtWidgets
    \internal

    The Fusion style provides a custom look and feel that is not
    tied to a particular platform.
    //{Fusion Style Widget Gallery}
    \sa QWindowsStyle, QWindowsVistaStyle, QMacStyle, QCommonStyle
*/

/*!
    Constructs a QFusionStyle object.
*/
QFusionStyle::QFusionStyle() : QCommonStyle(*new QFusionStylePrivate)
{
    setObjectName(QLatin1String("Fusion"));
}

/*!
    \internal

    Constructs a QFusionStyle object.
*/
QFusionStyle::QFusionStyle(QFusionStylePrivate &dd) : QCommonStyle(dd)
{
}

/*!
    Destroys the QFusionStyle object.
*/
QFusionStyle::~QFusionStyle()
{
}

/*!
    \fn void QFusionStyle::drawItemText(QPainter *painter, const QRect &rectangle, int alignment, const QPalette &palette,
                                    bool enabled, const QString& text, QPalette::ColorRole textRole) const

    Draws the given \a text in the specified \a rectangle using the
    provided \a painter and \a palette.

    Text is drawn using the painter's pen. If an explicit \a textRole
    is specified, then the text is drawn using the \a palette's color
    for the specified role.  The \a enabled value indicates whether or
    not the item is enabled; when reimplementing, this value should
    influence how the item is drawn.

    The text is aligned and wrapped according to the specified \a
    alignment.

    \sa Qt::Alignment
*/
void QFusionStyle::drawItemText(QPainter *painter, const QRect &rect, int alignment, const QPalette &pal,
                                bool enabled, const QString& text, QPalette::ColorRole textRole) const
{
    if (text.isEmpty())
        return;

    QPen savedPen = painter->pen();
    if (textRole != QPalette::NoRole) {
        painter->setPen(QPen(pal.brush(textRole), savedPen.widthF()));
    }
    if (!enabled) {
        QPen pen = painter->pen();
        painter->setPen(pen);
    }
    painter->drawText(rect, alignment, text);
    painter->setPen(savedPen);
}


/*!
    \reimp
*/
void QFusionStyle::drawPrimitive(PrimitiveElement elem,
                                 const QStyleOption *option,
                                 QPainter *painter, const QWidget *widget) const
{
    Q_ASSERT(option);
    Q_D (const QFusionStyle);

    QRect rect = option->rect;
    int state = option->state;

    QColor outline = d->outline(option->palette);
    QColor highlightedOutline = d->highlightedOutline(option->palette);

    QColor tabFrameColor = d->tabFrameColor(option->palette);

    switch (elem) {

#if QT_CONFIG(groupbox)
    // No frame drawn
    case PE_FrameGroupBox:
    {
        QPixmap pixmap(QLatin1String(":/qt-project.org/styles/commonstyle/images/fusion_groupbox.png"));
        int topMargin = 0;
        auto control = qobject_cast<const QGroupBox *>(widget);
        if (control && !control->isCheckable() && control->title().isEmpty()) {
            // Shrinking the topMargin if Not checkable AND title is empty
            topMargin = groupBoxTopMargin;
        } else {
            topMargin = qMax(pixelMetric(PM_ExclusiveIndicatorHeight), option->fontMetrics.height()) + groupBoxTopMargin;
        }
        QRect frame = option->rect.adjusted(0, topMargin, 0, 0);
        qDrawBorderPixmap(painter, frame, QMargins(6, 6, 6, 6), pixmap);
        break;
    }
#endif // QT_CONFIG(groupbox)
    case PE_IndicatorBranch: {
        if (!(option->state & State_Children))
            break;
        if (option->state & State_Open)
            drawPrimitive(PE_IndicatorArrowDown, option, painter, widget);
        else {
            const bool reverse = (option->direction == Qt::RightToLeft);
            drawPrimitive(reverse ? PE_IndicatorArrowLeft : PE_IndicatorArrowRight, option, painter, widget);
        }
        break;
    }
#if QT_CONFIG(tabbar)
    case PE_FrameTabBarBase:
        if (const QStyleOptionTabBarBase *tbb
                = qstyleoption_cast<const QStyleOptionTabBarBase *>(option)) {
            painter->save();
            painter->setPen(QPen(outline.lighter(110)));
            switch (tbb->shape) {
            case QTabBar::RoundedNorth: {
                QRegion region(tbb->rect);
                region -= tbb->selectedTabRect;
                painter->drawLine(tbb->rect.topLeft(), tbb->rect.topRight());
                painter->setClipRegion(region);
                painter->setPen(option->palette.light().color());
                painter->drawLine(tbb->rect.topLeft() + QPoint(0, 1), tbb->rect.topRight() + QPoint(0, 1));
            }
                break;
            case QTabBar::RoundedWest:
                painter->drawLine(tbb->rect.left(), tbb->rect.top(), tbb->rect.left(), tbb->rect.bottom());
                break;
            case QTabBar::RoundedSouth:
                painter->drawLine(tbb->rect.left(), tbb->rect.bottom(),
                                  tbb->rect.right(), tbb->rect.bottom());
                break;
            case QTabBar::RoundedEast:
                painter->drawLine(tbb->rect.topRight(), tbb->rect.bottomRight());
                break;
            case QTabBar::TriangularNorth:
            case QTabBar::TriangularEast:
            case QTabBar::TriangularWest:
            case QTabBar::TriangularSouth:
                painter->restore();
                QCommonStyle::drawPrimitive(elem, option, painter, widget);
                return;
            }
            painter->restore();
        }
        return;
#endif // QT_CONFIG(tabbar)
    case PE_PanelScrollAreaCorner: {
        painter->save();
        QColor alphaOutline = outline;
        alphaOutline.setAlpha(180);
        painter->setPen(alphaOutline);
        painter->setBrush(option->palette.brush(QPalette::Window));
        painter->drawRect(option->rect);
        painter->restore();
    } break;
    case PE_IndicatorArrowUp:
    case PE_IndicatorArrowDown:
    case PE_IndicatorArrowRight:
    case PE_IndicatorArrowLeft:
    {
        if (option->rect.width() <= 1 || option->rect.height() <= 1)
            break;
        QColor arrowColor = option->palette.windowText().color();
        arrowColor.setAlpha(160);
        Qt::ArrowType arrow = Qt::UpArrow;
        switch (elem) {
        case PE_IndicatorArrowDown:
            arrow = Qt::DownArrow;
            break;
        case PE_IndicatorArrowRight:
            arrow = Qt::RightArrow;
            break;
        case PE_IndicatorArrowLeft:
            arrow = Qt::LeftArrow;
            break;
        default:
            break;
        }
        qt_fusion_draw_arrow(arrow, painter, option, option->rect, arrowColor);
    }
        break;
    case PE_IndicatorItemViewItemCheck:
    {
        QStyleOptionButton button;
        button.QStyleOption::operator=(*option);
        button.state &= ~State_MouseOver;
        proxy()->drawPrimitive(PE_IndicatorCheckBox, &button, painter, widget);
    }
        return;
    case PE_IndicatorHeaderArrow:
        if (const QStyleOptionHeader *header = qstyleoption_cast<const QStyleOptionHeader *>(option)) {
            QRect r = header->rect;
            QColor arrowColor = header->palette.windowText().color();
            arrowColor.setAlpha(180);
            QPoint offset = QPoint(0, -2);

#if defined(Q_OS_LINUX)
            if (header->sortIndicator & QStyleOptionHeader::SortUp) {
                qt_fusion_draw_arrow(Qt::UpArrow, painter, option, r.translated(offset), arrowColor);
            } else if (header->sortIndicator & QStyleOptionHeader::SortDown) {
                qt_fusion_draw_arrow(Qt::DownArrow, painter, option, r.translated(offset), arrowColor);
            }
#else
            if (header->sortIndicator & QStyleOptionHeader::SortUp) {
                qt_fusion_draw_arrow(Qt::DownArrow, painter, option, r.translated(offset), arrowColor);
            } else if (header->sortIndicator & QStyleOptionHeader::SortDown) {
                qt_fusion_draw_arrow(Qt::UpArrow, painter, option, r.translated(offset), arrowColor);
            }
#endif
        }
        break;
    case PE_IndicatorButtonDropDown:
        proxy()->drawPrimitive(PE_PanelButtonCommand, option, painter, widget);
        break;

    case PE_IndicatorToolBarSeparator:
    {
        QRect rect = option->rect;
        const int margin = 6;
        if (option->state & State_Horizontal) {
            const int offset = rect.width()/2;
            painter->setPen(QPen(option->palette.window().color().darker(110)));
            painter->drawLine(rect.bottomLeft().x() + offset,
                              rect.bottomLeft().y() - margin,
                              rect.topLeft().x() + offset,
                              rect.topLeft().y() + margin);
            painter->setPen(QPen(option->palette.window().color().lighter(110)));
            painter->drawLine(rect.bottomLeft().x() + offset + 1,
                              rect.bottomLeft().y() - margin,
                              rect.topLeft().x() + offset + 1,
                              rect.topLeft().y() + margin);
        } else { //Draw vertical separator
            const int offset = rect.height()/2;
            painter->setPen(QPen(option->palette.window().color().darker(110)));
            painter->drawLine(rect.topLeft().x() + margin ,
                              rect.topLeft().y() + offset,
                              rect.topRight().x() - margin,
                              rect.topRight().y() + offset);
            painter->setPen(QPen(option->palette.window().color().lighter(110)));
            painter->drawLine(rect.topLeft().x() + margin ,
                              rect.topLeft().y() + offset + 1,
                              rect.topRight().x() - margin,
                              rect.topRight().y() + offset + 1);
        }
    }
        break;
    case PE_Frame: {
        if (widget && widget->inherits("QComboBoxPrivateContainer")){
            QStyleOption copy = *option;
            copy.state |= State_Raised;
            proxy()->drawPrimitive(PE_PanelMenu, &copy, painter, widget);
            break;
        }
        painter->save();
        QPen thePen(outline.lighter(108));
        thePen.setCosmetic(false);
        painter->setPen(thePen);
        painter->drawRect(option->rect.adjusted(0, 0, -1, -1));
        painter->restore(); }
        break;
    case PE_FrameMenu:
        painter->save();
    {
        painter->setPen(QPen(outline));
        painter->drawRect(option->rect.adjusted(0, 0, -1, -1));
        QColor frameLight = option->palette.window().color().lighter(160);
        QColor frameShadow = option->palette.window().color().darker(110);

        //paint beveleffect
        QRect frame = option->rect.adjusted(1, 1, -1, -1);
        painter->setPen(frameLight);
        painter->drawLine(frame.topLeft(), frame.bottomLeft());
        painter->drawLine(frame.topLeft(), frame.topRight());

        painter->setPen(frameShadow);
        painter->drawLine(frame.topRight(), frame.bottomRight());
        painter->drawLine(frame.bottomLeft(), frame.bottomRight());
    }
        painter->restore();
        break;
    case PE_FrameDockWidget:

        painter->save();
    {
        QColor softshadow = option->palette.window().color().darker(120);

        QRect rect= option->rect;
        painter->setPen(softshadow);
        painter->drawRect(option->rect.adjusted(0, 0, -1, -1));
        painter->setPen(QPen(option->palette.light(), 1));
        painter->drawLine(QPoint(rect.left() + 1, rect.top() + 1), QPoint(rect.left() + 1, rect.bottom() - 1));
        painter->setPen(QPen(option->palette.window().color().darker(120)));
        painter->drawLine(QPoint(rect.left() + 1, rect.bottom() - 1), QPoint(rect.right() - 2, rect.bottom() - 1));
        painter->drawLine(QPoint(rect.right() - 1, rect.top() + 1), QPoint(rect.right() - 1, rect.bottom() - 1));

    }
        painter->restore();
        break;
    case PE_PanelButtonTool:
        painter->save();
        if ((option->state & State_Enabled || option->state & State_On) || !(option->state & State_AutoRaise)) {
            if (widget && widget->inherits("QDockWidgetTitleButton")) {
                if (option->state & State_MouseOver)
                    proxy()->drawPrimitive(PE_PanelButtonCommand, option, painter, widget);
            } else {
                proxy()->drawPrimitive(PE_PanelButtonCommand, option, painter, widget);
            }
        }
        painter->restore();
        break;
    case PE_IndicatorDockWidgetResizeHandle:
    {
        QStyleOption dockWidgetHandle = *option;
        bool horizontal = option->state & State_Horizontal;
        dockWidgetHandle.state.setFlag(State_Horizontal, !horizontal);
        proxy()->drawControl(CE_Splitter, &dockWidgetHandle, painter, widget);
    }
        break;
    case PE_FrameWindow:
        painter->save();
    {
        QRect rect= option->rect;
        painter->setPen(QPen(outline.darker(150)));
        painter->drawRect(option->rect.adjusted(0, 0, -1, -1));
        painter->setPen(QPen(option->palette.light(), 1));
        painter->drawLine(QPoint(rect.left() + 1, rect.top() + 1),
                          QPoint(rect.left() + 1, rect.bottom() - 1));
        painter->setPen(QPen(option->palette.window().color().darker(120)));
        painter->drawLine(QPoint(rect.left() + 1, rect.bottom() - 1),
                          QPoint(rect.right() - 2, rect.bottom() - 1));
        painter->drawLine(QPoint(rect.right() - 1, rect.top() + 1),
                          QPoint(rect.right() - 1, rect.bottom() - 1));
    }
        painter->restore();
        break;
    case PE_FrameLineEdit:
    {
        QRect r = rect;
        bool hasFocus = option->state & State_HasFocus;

        painter->save();

        painter->setRenderHint(QPainter::Antialiasing, true);
        //  ### highdpi painter bug.
        painter->translate(0.5, 0.5);

        // Draw Outline
        painter->setPen( QPen(hasFocus ? highlightedOutline : outline));
        painter->drawRoundedRect(r.adjusted(0, 0, -1, -1), 2, 2);

        if (hasFocus) {
            QColor softHighlight = highlightedOutline;
            softHighlight.setAlpha(40);
            painter->setPen(softHighlight);
            painter->drawRoundedRect(r.adjusted(1, 1, -2, -2), 1.7, 1.7);
        }
        // Draw inner shadow
        painter->setPen(d->topShadow());
        painter->drawLine(QPoint(r.left() + 2, r.top() + 1), QPoint(r.right() - 2, r.top() + 1));

        painter->restore();

    }
        break;
    case PE_IndicatorCheckBox:
        painter->save();
        if (const QStyleOptionButton *checkbox = qstyleoption_cast<const QStyleOptionButton*>(option)) {
            painter->setRenderHint(QPainter::Antialiasing, true);
            painter->translate(0.5, 0.5);
            rect = rect.adjusted(0, 0, -1, -1);

            QColor pressedColor = mergedColors(option->palette.base().color(), option->palette.windowText().color(), 85);
            painter->setBrush(Qt::NoBrush);

            // Gradient fill
            QLinearGradient gradient(rect.topLeft(), rect.bottomLeft());
            gradient.setColorAt(0, (state & State_Sunken) ? pressedColor : option->palette.base().color().darker(115));
            gradient.setColorAt(0.15, (state & State_Sunken) ? pressedColor : option->palette.base().color());
            gradient.setColorAt(1, (state & State_Sunken) ? pressedColor : option->palette.base().color());

            painter->setBrush((state & State_Sunken) ? QBrush(pressedColor) : gradient);
            painter->setPen(QPen(outline.lighter(110)));

            if (option->state & State_HasFocus && option->state & State_KeyboardFocusChange)
                painter->setPen(QPen(highlightedOutline));
            painter->drawRect(rect);

            QColor checkMarkColor = option->palette.text().color().darker(120);
            const qreal checkMarkPadding = 1 + rect.width() * 0.13; // at least one pixel padding

            if (checkbox->state & State_NoChange) {
                gradient = QLinearGradient(rect.topLeft(), rect.bottomLeft());
                checkMarkColor.setAlpha(80);
                gradient.setColorAt(0, checkMarkColor);
                checkMarkColor.setAlpha(140);
                gradient.setColorAt(1, checkMarkColor);
                checkMarkColor.setAlpha(180);
                painter->setPen(QPen(checkMarkColor, 1));
                painter->setBrush(gradient);
                painter->drawRect(rect.adjusted(checkMarkPadding, checkMarkPadding, -checkMarkPadding, -checkMarkPadding));

            } else if (checkbox->state & State_On) {
                const qreal dpi = QStyleHelper::dpi(option);
                qreal penWidth = QStyleHelper::dpiScaled(1.5, dpi);
                penWidth = qMax<qreal>(penWidth, 0.13 * rect.height());
                penWidth = qMin<qreal>(penWidth, 0.20 * rect.height());
                QPen checkPen = QPen(checkMarkColor, penWidth);
                checkMarkColor.setAlpha(210);
                painter->translate(dpiScaled(-0.8, dpi), dpiScaled(0.5, dpi));
                painter->setPen(checkPen);
                painter->setBrush(Qt::NoBrush);

                // Draw checkmark
                QPainterPath path;
                const qreal rectHeight = rect.height(); // assuming height equals width
                path.moveTo(checkMarkPadding + rectHeight * 0.11, rectHeight * 0.47);
                path.lineTo(rectHeight * 0.5, rectHeight - checkMarkPadding);
                path.lineTo(rectHeight - checkMarkPadding, checkMarkPadding);
                painter->drawPath(path.translated(rect.topLeft()));
            }
        }
        painter->restore();
        break;
    case PE_IndicatorRadioButton:
        painter->save();
    {
        QColor pressedColor = mergedColors(option->palette.base().color(), option->palette.windowText().color(), 85);
        painter->setBrush((state & State_Sunken) ? pressedColor : option->palette.base().color());
        painter->setRenderHint(QPainter::Antialiasing, true);
        QPainterPath circle;
        const QPointF circleCenter = rect.center() + QPoint(1, 1);
        const qreal outlineRadius = (rect.width() + (rect.width() + 1) % 2) / 2.0 - 1;
        circle.addEllipse(circleCenter, outlineRadius, outlineRadius);
        painter->setPen(QPen(option->palette.window().color().darker(150)));
        if (option->state & State_HasFocus && option->state & State_KeyboardFocusChange)
            painter->setPen(QPen(highlightedOutline));
        painter->drawPath(circle);

        if (state & (State_On )) {
            circle = QPainterPath();
            const qreal checkmarkRadius = outlineRadius / 2.32;
            circle.addEllipse(circleCenter, checkmarkRadius, checkmarkRadius);
            QColor checkMarkColor = option->palette.text().color().darker(120);
            checkMarkColor.setAlpha(200);
            painter->setPen(checkMarkColor);
            checkMarkColor.setAlpha(180);
            painter->setBrush(checkMarkColor);
            painter->drawPath(circle);
        }
    }
        painter->restore();
        break;
    case PE_IndicatorToolBarHandle:
    {
        //draw grips
        if (option->state & State_Horizontal) {
            for (int i = -3 ; i < 2 ; i += 3) {
                for (int j = -8 ; j < 10 ; j += 3) {
                    painter->fillRect(rect.center().x() + i, rect.center().y() + j, 2, 2, d->lightShade());
                    painter->fillRect(rect.center().x() + i, rect.center().y() + j, 1, 1, d->darkShade());
                }
            }
        } else { //vertical toolbar
            for (int i = -6 ; i < 12 ; i += 3) {
                for (int j = -3 ; j < 2 ; j += 3) {
                    painter->fillRect(rect.center().x() + i, rect.center().y() + j, 2, 2, d->lightShade());
                    painter->fillRect(rect.center().x() + i, rect.center().y() + j, 1, 1, d->darkShade());
                }
            }
        }
        break;
    }
    case PE_FrameDefaultButton:
        break;
    case PE_FrameFocusRect:
        if (const QStyleOptionFocusRect *fropt = qstyleoption_cast<const QStyleOptionFocusRect *>(option)) {
            //### check for d->alt_down
            if (!(fropt->state & State_KeyboardFocusChange))
                return;
            QRect rect = option->rect;

            painter->save();
            painter->setRenderHint(QPainter::Antialiasing, true);
            painter->translate(0.5, 0.5);
            QColor fillcolor = highlightedOutline;
            fillcolor.setAlpha(80);
            painter->setPen(fillcolor.darker(120));
            fillcolor.setAlpha(30);
            QLinearGradient gradient(rect.topLeft(), rect.bottomLeft());
            gradient.setColorAt(0, fillcolor.lighter(160));
            gradient.setColorAt(1, fillcolor);
            painter->setBrush(gradient);
            painter->drawRoundedRect(option->rect.adjusted(0, 0, -1, -1), 1, 1);
            painter->restore();
        }
        break;
    case PE_PanelButtonCommand:
    {
        bool isDefault = false;
        bool isFlat = false;
        bool isDown = (option->state & State_Sunken) || (option->state & State_On);
        QRect r;

        if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton*>(option)) {
            isDefault = (button->features & QStyleOptionButton::DefaultButton) && (button->state & State_Enabled);
            isFlat = (button->features & QStyleOptionButton::Flat);
        }

        if (isFlat && !isDown) {
            if (isDefault) {
                r = option->rect.adjusted(0, 1, 0, -1);
                painter->setPen(QPen(Qt::black));
                const QLine lines[4] = {
                    QLine(QPoint(r.left() + 2, r.top()),
                    QPoint(r.right() - 2, r.top())),
                    QLine(QPoint(r.left(), r.top() + 2),
                    QPoint(r.left(), r.bottom() - 2)),
                    QLine(QPoint(r.right(), r.top() + 2),
                    QPoint(r.right(), r.bottom() - 2)),
                    QLine(QPoint(r.left() + 2, r.bottom()),
                    QPoint(r.right() - 2, r.bottom()))
                };
                painter->drawLines(lines, 4);
                const QPoint points[4] = {
                    QPoint(r.right() - 1, r.bottom() - 1),
                    QPoint(r.right() - 1, r.top() + 1),
                    QPoint(r.left() + 1, r.bottom() - 1),
                    QPoint(r.left() + 1, r.top() + 1)
                };
                painter->drawPoints(points, 4);
            }
            return;
        }


        bool isEnabled = option->state & State_Enabled;
        bool hasFocus = (option->state & State_HasFocus && option->state & State_KeyboardFocusChange);
        QColor buttonColor = d->buttonColor(option->palette);

        QColor darkOutline = outline;
        if (hasFocus | isDefault) {
            darkOutline = highlightedOutline;
        }

        if (isDefault)
            buttonColor = mergedColors(buttonColor, highlightedOutline.lighter(130), 90);

        BEGIN_STYLE_PIXMAPCACHE(QStringLiteral("pushbutton-") + buttonColor.name(QColor::HexArgb))
        r = rect.adjusted(0, 1, -1, 0);

        p->setRenderHint(QPainter::Antialiasing, true);
        p->translate(0.5, -0.5);

        QLinearGradient gradient = qt_fusion_gradient(rect, (isEnabled && option->state & State_MouseOver ) ? buttonColor : buttonColor.darker(104));
        p->setPen(Qt::transparent);
        p->setBrush(isDown ? QBrush(buttonColor.darker(110)) : gradient);
        p->drawRoundedRect(r, 2.0, 2.0);
        p->setBrush(Qt::NoBrush);

        // Outline
        p->setPen(!isEnabled ? QPen(darkOutline.lighter(115)) : QPen(darkOutline));
        p->drawRoundedRect(r, 2.0, 2.0);

        p->setPen(d->innerContrastLine());
        p->drawRoundedRect(r.adjusted(1, 1, -1, -1), 2.0, 2.0);

        END_STYLE_PIXMAPCACHE
        }
        break;
    case PE_FrameTabWidget:
        painter->save();
        painter->fillRect(option->rect.adjusted(0, 0, -1, -1), tabFrameColor);
#if QT_CONFIG(tabwidget)
        if (const QStyleOptionTabWidgetFrame *twf = qstyleoption_cast<const QStyleOptionTabWidgetFrame *>(option)) {
            QColor borderColor = outline.lighter(110);
            QRect rect = option->rect.adjusted(0, 0, -1, -1);

            // Shadow outline
            if (twf->shape != QTabBar::RoundedSouth) {
                rect.adjust(0, 0, 0, -1);
                QColor alphaShadow(Qt::black);
                alphaShadow.setAlpha(15);
                painter->setPen(alphaShadow);
                painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());            painter->setPen(borderColor);
            }

            // outline
            painter->setPen(outline);
            painter->drawRect(rect);

            // Inner frame highlight
            painter->setPen(d->innerContrastLine());
            painter->drawRect(rect.adjusted(1, 1, -1, -1));

        }
#endif // QT_CONFIG(tabwidget)
        painter->restore();
        break ;

    case PE_FrameStatusBarItem:
        break;
    case PE_IndicatorTabClose:
    {
        Q_D(const QFusionStyle);
        if (d->tabBarcloseButtonIcon.isNull())
            d->tabBarcloseButtonIcon = proxy()->standardIcon(SP_DialogCloseButton, option, widget);
        if ((option->state & State_Enabled) && (option->state & State_MouseOver))
            proxy()->drawPrimitive(PE_PanelButtonCommand, option, painter, widget);
        QPixmap pixmap = d->tabBarcloseButtonIcon.pixmap(QSize(16, 16), painter->device()->devicePixelRatio(), QIcon::Normal, QIcon::On);
        proxy()->drawItemPixmap(painter, option->rect, Qt::AlignCenter, pixmap);
    }
        break;
    case PE_PanelMenu: {
        painter->save();
        const QBrush menuBackground = option->palette.base().color().lighter(108);
        QColor borderColor = option->palette.window().color().darker(160);
        qDrawPlainRect(painter, option->rect, borderColor, 1, &menuBackground);
        painter->restore();
    }
        break;

    default:
        QCommonStyle::drawPrimitive(elem, option, painter, widget);
        break;
    }
}

/*!
  \reimp
*/
void QFusionStyle::drawControl(ControlElement element, const QStyleOption *option, QPainter *painter,
                               const QWidget *widget) const
{
    Q_D (const QFusionStyle);
    QRect rect = option->rect;
    QColor outline = d->outline(option->palette);
    QColor highlightedOutline = d->highlightedOutline(option->palette);
    QColor shadow = d->darkShade();

    switch (element) {
    case CE_ComboBoxLabel:
        if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
            QRect editRect = proxy()->subControlRect(CC_ComboBox, cb, SC_ComboBoxEditField, widget);
            painter->save();
            painter->setClipRect(editRect);
            if (!cb->currentIcon.isNull()) {
                QIcon::Mode mode = cb->state & State_Enabled ? QIcon::Normal
                                                             : QIcon::Disabled;
                QPixmap pixmap = cb->currentIcon.pixmap(cb->iconSize, painter->device()->devicePixelRatio(), mode);
                QRect iconRect(editRect);
                iconRect.setWidth(cb->iconSize.width() + 4);
                iconRect = alignedRect(cb->direction,
                                       Qt::AlignLeft | Qt::AlignVCenter,
                                       iconRect.size(), editRect);
                if (cb->editable)
                    painter->fillRect(iconRect, cb->palette.brush(QPalette::Base));
                proxy()->drawItemPixmap(painter, iconRect, Qt::AlignCenter, pixmap);

                if (cb->direction == Qt::RightToLeft)
                    editRect.translate(-4 - cb->iconSize.width(), 0);
                else
                    editRect.translate(cb->iconSize.width() + 4, 0);
            }
            if (!cb->currentText.isEmpty() && !cb->editable) {
                proxy()->drawItemText(painter, editRect.adjusted(1, 0, -1, 0),
                                      visualAlignment(cb->direction, cb->textAlignment),
                                      cb->palette, cb->state & State_Enabled, cb->currentText,
                                      cb->editable ? QPalette::Text : QPalette::ButtonText);
            }
            painter->restore();
        }
        break;
    case CE_Splitter:
    {
        // Don't draw handle for single pixel splitters
        if (option->rect.width() > 1 && option->rect.height() > 1) {
            //draw grips
            if (option->state & State_Horizontal) {
                for (int j = -6 ; j< 12 ; j += 3) {
                    painter->fillRect(rect.center().x() + 1, rect.center().y() + j, 2, 2, d->lightShade());
                    painter->fillRect(rect.center().x() + 1, rect.center().y() + j, 1, 1, d->darkShade());
                }
            } else {
                for (int i = -6; i< 12 ; i += 3) {
                    painter->fillRect(rect.center().x() + i, rect.center().y(), 2, 2, d->lightShade());
                    painter->fillRect(rect.center().x() + i, rect.center().y(), 1, 1, d->darkShade());
                }
            }
        }
        break;
    }
#if QT_CONFIG(rubberband)
    case CE_RubberBand:
        if (qstyleoption_cast<const QStyleOptionRubberBand *>(option)) {
            QColor highlight = option->palette.color(QPalette::Active, QPalette::Highlight);
            painter->save();
            QColor penColor = highlight.darker(120);
            penColor.setAlpha(180);
            painter->setPen(penColor);
            QColor dimHighlight(qMin(highlight.red()/2 + 110, 255),
                                qMin(highlight.green()/2 + 110, 255),
                                qMin(highlight.blue()/2 + 110, 255));
            dimHighlight.setAlpha(widget && widget->isTopLevel() ? 255 : 80);
            QLinearGradient gradient(rect.topLeft(), QPoint(rect.bottomLeft().x(), rect.bottomLeft().y()));
            gradient.setColorAt(0, dimHighlight.lighter(120));
            gradient.setColorAt(1, dimHighlight);
            painter->setRenderHint(QPainter::Antialiasing, true);
            painter->translate(0.5, 0.5);
            painter->setBrush(dimHighlight);
            painter->drawRoundedRect(option->rect.adjusted(0, 0, -1, -1), 1, 1);
            QColor innerLine = Qt::white;
            innerLine.setAlpha(40);
            painter->setPen(innerLine);
            painter->drawRoundedRect(option->rect.adjusted(1, 1, -2, -2), 1, 1);
            painter->restore();
        }
        break;
#endif //QT_CONFIG(rubberband)
    case CE_SizeGrip:
        painter->save();
    {
        //draw grips
        for (int i = -6; i< 12 ; i += 3) {
            for (int j = -6 ; j< 12 ; j += 3) {
                if ((option->direction == Qt::LeftToRight && i > -j) || (option->direction == Qt::RightToLeft && j > i) ) {
                    painter->fillRect(rect.center().x() + i, rect.center().y() + j, 2, 2, d->lightShade());
                    painter->fillRect(rect.center().x() + i, rect.center().y() + j, 1, 1, d->darkShade());
                }
            }
        }
    }
        painter->restore();
        break;
#if QT_CONFIG(toolbar)
    case CE_ToolBar:
        if (const QStyleOptionToolBar *toolBar = qstyleoption_cast<const QStyleOptionToolBar *>(option)) {
            // Reserve the beveled appearance only for mainwindow toolbars
            if (widget && !(qobject_cast<const QMainWindow*> (widget->parentWidget())))
                break;

            // Draws the light line above and the dark line below menu bars and
            // tool bars.
            QLinearGradient gradient(option->rect.topLeft(), option->rect.bottomLeft());
            if (!(option->state & State_Horizontal))
                gradient = QLinearGradient(rect.left(), rect.center().y(),
                                           rect.right(), rect.center().y());
            gradient.setColorAt(0, option->palette.window().color().lighter(104));
            gradient.setColorAt(1, option->palette.window().color());
            painter->fillRect(option->rect, gradient);

            QColor light = d->lightShade();
            QColor shadow = d->darkShade();

            QPen oldPen = painter->pen();
            if (toolBar->toolBarArea == Qt::TopToolBarArea) {
                if (toolBar->positionOfLine == QStyleOptionToolBar::End
                        || toolBar->positionOfLine == QStyleOptionToolBar::OnlyOne) {
                    // The end and onlyone top toolbar lines draw a double
                    // line at the bottom to blend with the central
                    // widget.
                    painter->setPen(light);
                    painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.left(), option->rect.bottom() - 1,
                                      option->rect.right(), option->rect.bottom() - 1);
                } else {
                    // All others draw a single dark line at the bottom.
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
                }
                // All top toolbar lines draw a light line at the top.
                painter->setPen(light);
                painter->drawLine(option->rect.topLeft(), option->rect.topRight());
            } else if (toolBar->toolBarArea == Qt::BottomToolBarArea) {
                if (toolBar->positionOfLine == QStyleOptionToolBar::End
                        || toolBar->positionOfLine == QStyleOptionToolBar::Middle) {
                    // The end and middle bottom tool bar lines draw a dark
                    // line at the bottom.
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
                }
                if (toolBar->positionOfLine == QStyleOptionToolBar::Beginning
                        || toolBar->positionOfLine == QStyleOptionToolBar::OnlyOne) {
                    // The beginning and only one tool bar lines draw a
                    // double line at the bottom to blend with the
                    // status bar.
                    // ### The styleoption could contain whether the
                    // main window has a menu bar and a status bar, and
                    // possibly dock widgets.
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.left(), option->rect.bottom() - 1,
                                      option->rect.right(), option->rect.bottom() - 1);
                    painter->setPen(light);
                    painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
                }
                if (toolBar->positionOfLine == QStyleOptionToolBar::End) {
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.topLeft(), option->rect.topRight());
                    painter->setPen(light);
                    painter->drawLine(option->rect.left(), option->rect.top() + 1,
                                      option->rect.right(), option->rect.top() + 1);

                } else {
                    // All other bottom toolbars draw a light line at the top.
                    painter->setPen(light);
                    painter->drawLine(option->rect.topLeft(), option->rect.topRight());
                }
            }
            if (toolBar->toolBarArea == Qt::LeftToolBarArea) {
                if (toolBar->positionOfLine == QStyleOptionToolBar::Middle
                        || toolBar->positionOfLine == QStyleOptionToolBar::End) {
                    // The middle and left end toolbar lines draw a light
                    // line to the left.
                    painter->setPen(light);
                    painter->drawLine(option->rect.topLeft(), option->rect.bottomLeft());
                }
                if (toolBar->positionOfLine == QStyleOptionToolBar::End) {
                    // All other left toolbar lines draw a dark line to the right
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.right() - 1, option->rect.top(),
                                      option->rect.right() - 1, option->rect.bottom());
                    painter->setPen(light);
                    painter->drawLine(option->rect.topRight(), option->rect.bottomRight());
                } else {
                    // All other left toolbar lines draw a dark line to the right
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.topRight(), option->rect.bottomRight());
                }
            } else if (toolBar->toolBarArea == Qt::RightToolBarArea) {
                if (toolBar->positionOfLine == QStyleOptionToolBar::Middle
                        || toolBar->positionOfLine == QStyleOptionToolBar::End) {
                    // Right middle and end toolbar lines draw the dark right line
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.topRight(), option->rect.bottomRight());
                }
                if (toolBar->positionOfLine == QStyleOptionToolBar::End
                        || toolBar->positionOfLine == QStyleOptionToolBar::OnlyOne) {
                    // The right end and single toolbar draws the dark
                    // line on its left edge
                    painter->setPen(shadow);
                    painter->drawLine(option->rect.topLeft(), option->rect.bottomLeft());
                    // And a light line next to it
                    painter->setPen(light);
                    painter->drawLine(option->rect.left() + 1, option->rect.top(),
                                      option->rect.left() + 1, option->rect.bottom());
                } else {
                    // Other right toolbars draw a light line on its left edge
                    painter->setPen(light);
                    painter->drawLine(option->rect.topLeft(), option->rect.bottomLeft());
                }
            }
            painter->setPen(oldPen);
        }
        break;
#endif // QT_CONFIG(toolbar)
    case CE_DockWidgetTitle:
        painter->save();
        if (const QStyleOptionDockWidget *dwOpt = qstyleoption_cast<const QStyleOptionDockWidget *>(option)) {
            bool verticalTitleBar = dwOpt->verticalTitleBar;

            QRect titleRect = subElementRect(SE_DockWidgetTitleBarText, option, widget);
            if (verticalTitleBar) {
                QRect rect = dwOpt->rect;
                QRect r = rect.transposed();
                titleRect = QRect(r.left() + rect.bottom()
                                  - titleRect.bottom(),
                                  r.top() + titleRect.left() - rect.left(),
                                  titleRect.height(), titleRect.width());

                painter->translate(r.left(), r.top() + r.width());
                painter->rotate(-90);
                painter->translate(-r.left(), -r.top());
            }

            if (!dwOpt->title.isEmpty()) {
                QString titleText
                        = painter->fontMetrics().elidedText(dwOpt->title,
                                                            Qt::ElideRight, titleRect.width());
                proxy()->drawItemText(painter,
                                      titleRect,
                                      Qt::AlignLeft | Qt::AlignVCenter, dwOpt->palette,
                                      dwOpt->state & State_Enabled, titleText,
                                      QPalette::WindowText);
            }
        }
        painter->restore();
        break;
    case CE_HeaderSection:
        painter->save();
        // Draws the header in tables.
        if (const QStyleOptionHeader *header = qstyleoption_cast<const QStyleOptionHeader *>(option)) {
            QString pixmapName = QStyleHelper::uniqueName(QLatin1String("headersection"), option, option->rect.size());
            pixmapName += QString::number(- int(header->position));
            pixmapName += QString::number(- int(header->orientation));

            QPixmap cache;
            if (!QPixmapCache::find(pixmapName, &cache)) {
                cache = styleCachePixmap(rect.size());
                cache.fill(Qt::transparent);
                QRect pixmapRect(0, 0, rect.width(), rect.height());
                QPainter cachePainter(&cache);
                QColor buttonColor = d->buttonColor(option->palette);
                QColor gradientStopColor;
                QColor gradientStartColor = buttonColor.lighter(104);
                gradientStopColor = buttonColor.darker(102);
                QLinearGradient gradient(pixmapRect.topLeft(), pixmapRect.bottomLeft());

                if (option->palette.window().gradient()) {
                    gradient.setStops(option->palette.window().gradient()->stops());
                } else {
                    QColor midColor1 = mergedColors(gradientStartColor, gradientStopColor, 60);
                    QColor midColor2 = mergedColors(gradientStartColor, gradientStopColor, 40);
                    gradient.setColorAt(0, gradientStartColor);
                    gradient.setColorAt(0.5, midColor1);
                    gradient.setColorAt(0.501, midColor2);
                    gradient.setColorAt(0.92, gradientStopColor);
                    gradient.setColorAt(1, gradientStopColor.darker(104));
                }
                cachePainter.fillRect(pixmapRect, gradient);
                cachePainter.setPen(d->innerContrastLine());
                cachePainter.setBrush(Qt::NoBrush);
                cachePainter.drawLine(pixmapRect.topLeft(), pixmapRect.topRight());
                cachePainter.setPen(d->outline(option->palette));
                cachePainter.drawLine(pixmapRect.bottomLeft(), pixmapRect.bottomRight());

                if (header->orientation == Qt::Horizontal &&
                        header->position != QStyleOptionHeader::End &&
                        header->position != QStyleOptionHeader::OnlyOneSection) {
                    cachePainter.setPen(QColor(0, 0, 0, 40));
                    cachePainter.drawLine(pixmapRect.topRight(), pixmapRect.bottomRight() + QPoint(0, -1));
                    cachePainter.setPen(d->innerContrastLine());
                    cachePainter.drawLine(pixmapRect.topRight() + QPoint(-1, 0), pixmapRect.bottomRight() + QPoint(-1, -1));
                } else if (header->orientation == Qt::Vertical) {
                    cachePainter.setPen(d->outline(option->palette));
                    cachePainter.drawLine(pixmapRect.topRight(), pixmapRect.bottomRight());
                }
                cachePainter.end();
                QPixmapCache::insert(pixmapName, cache);
            }
            painter->drawPixmap(rect.topLeft(), cache);
        }
        painter->restore();
        break;
    case CE_ProgressBarGroove:
        painter->save();
    {
        painter->setRenderHint(QPainter::Antialiasing, true);
        painter->translate(0.5, 0.5);

        QColor shadowAlpha = Qt::black;
        shadowAlpha.setAlpha(16);
        painter->setPen(shadowAlpha);
        painter->drawLine(rect.topLeft() - QPoint(0, 1), rect.topRight() - QPoint(0, 1));

        painter->setBrush(option->palette.base());
        painter->setPen(QPen(outline));
        painter->drawRoundedRect(rect.adjusted(0, 0, -1, -1), 2, 2);

        // Inner shadow
        painter->setPen(d->topShadow());
        painter->drawLine(QPoint(rect.left() + 1, rect.top() + 1),
                          QPoint(rect.right() - 1, rect.top() + 1));
    }
        painter->restore();
        break;
    case CE_ProgressBarContents:
        painter->save();
        painter->setRenderHint(QPainter::Antialiasing, true);
        painter->translate(0.5, 0.5);
        if (const QStyleOptionProgressBar *bar = qstyleoption_cast<const QStyleOptionProgressBar *>(option)) {
            bool vertical = false;
            bool inverted = false;
            bool indeterminate = (bar->minimum == 0 && bar->maximum == 0);
            bool complete = bar->progress == bar->maximum;

            vertical = !(bar->state & QStyle::State_Horizontal);
            inverted = bar->invertedAppearance;

            // If the orientation is vertical, we use a transform to rotate
            // the progress bar 90 degrees clockwise.  This way we can use the
            // same rendering code for both orientations.
            if (vertical) {
                rect = QRect(rect.left(), rect.top(), rect.height(), rect.width()); // flip width and height
                QTransform m = QTransform::fromTranslate(rect.height()-1, -1.0);
                m.rotate(90.0);
                painter->setTransform(m, true);
            }

            int maxWidth = rect.width();
            const auto progress = qMax(bar->progress, bar->minimum); // workaround for bug in QProgressBar
            const auto totalSteps = qMax(Q_INT64_C(1), qint64(bar->maximum) - bar->minimum);
            const auto progressSteps = qint64(progress) - bar->minimum;
            const auto progressBarWidth = progressSteps * maxWidth / totalSteps;
            int width = indeterminate ? maxWidth : progressBarWidth;

            bool reverse = (!vertical && (bar->direction == Qt::RightToLeft)) || vertical;
            if (inverted)
                reverse = !reverse;

            int step = 0;
            QRect progressBar;
            QColor highlight = d->highlight(option->palette);
            QColor highlightedoutline = highlight.darker(140);
            if (qGray(outline.rgb()) > qGray(highlightedoutline.rgb()))
                outline = highlightedoutline;

            if (!indeterminate) {
                QColor innerShadow(Qt::black);
                innerShadow.setAlpha(35);
                painter->setPen(innerShadow);
                if (!reverse) {
                    progressBar.setRect(rect.left(), rect.top(), width - 1, rect.height() - 1);
                    if (!complete) {
                        painter->drawLine(progressBar.topRight() + QPoint(2, 1), progressBar.bottomRight() + QPoint(2, 0));
                        painter->setPen(QPen(highlight.darker(140)));
                        painter->drawLine(progressBar.topRight() + QPoint(1, 1), progressBar.bottomRight() + QPoint(1, 0));
                    }
                } else {
                    progressBar.setRect(rect.right() - width - 1, rect.top(), width + 2, rect.height() - 1);
                    if (!complete) {
                        painter->drawLine(progressBar.topLeft() + QPoint(-2, 1), progressBar.bottomLeft() + QPoint(-2, 0));
                        painter->setPen(QPen(highlight.darker(140)));
                        painter->drawLine(progressBar.topLeft() + QPoint(-1, 1), progressBar.bottomLeft() + QPoint(-1, 0));
                    }
                }
            } else {
                progressBar.setRect(rect.left(), rect.top(), rect.width() - 1, rect.height() - 1);
            }

            if (indeterminate || bar->progress > bar->minimum) {

                painter->setPen(QPen(outline));

                QColor highlightedGradientStartColor = highlight.lighter(120);
                QColor highlightedGradientStopColor  = highlight;
                QLinearGradient gradient(rect.topLeft(), QPoint(rect.bottomLeft().x(), rect.bottomLeft().y()));
                gradient.setColorAt(0, highlightedGradientStartColor);
                gradient.setColorAt(1, highlightedGradientStopColor);

                painter->setBrush(gradient);

                painter->save();
                if (!complete && !indeterminate)
                    painter->setClipRect(progressBar.adjusted(-1, -1, -1, 1));
                QRect fillRect = progressBar.adjusted( !indeterminate && !complete && reverse ? -2 : 0, 0,
                                                       indeterminate || complete || reverse ? 0 : 2, 0);
                painter->drawRoundedRect(fillRect, 2, 2);
                painter->restore();

                painter->setBrush(Qt::NoBrush);
                painter->setPen(QColor(255, 255, 255, 50));
                painter->drawRoundedRect(progressBar.adjusted(1, 1, -1, -1), 1, 1);

                if (!indeterminate) {
#if QT_CONFIG(animation)
                    (const_cast<QFusionStylePrivate*>(d))->stopAnimation(option->styleObject);
#endif
                } else {
                    highlightedGradientStartColor.setAlpha(120);
                    painter->setPen(QPen(highlightedGradientStartColor, 9.0));
                    painter->setClipRect(progressBar.adjusted(1, 1, -1, -1));
#if QT_CONFIG(animation)
                if (QProgressStyleAnimation *animation = qobject_cast<QProgressStyleAnimation*>(d->animation(option->styleObject)))
                    step = animation->animationStep() % 22;
                else
                    (const_cast<QFusionStylePrivate*>(d))->startAnimation(new QProgressStyleAnimation(d->animationFps, option->styleObject));
#endif
                for (int x = progressBar.left() - rect.height(); x < rect.right() ; x += 22)
                    painter->drawLine(x + step, progressBar.bottom() + 1,
                                      x + rect.height() + step, progressBar.top() - 2);
                }
            }
        }
        painter->restore();
        break;
    case CE_ProgressBarLabel:
        if (const QStyleOptionProgressBar *bar = qstyleoption_cast<const QStyleOptionProgressBar *>(option)) {
            QRect leftRect;
            QRect rect = bar->rect;
            QColor textColor = option->palette.text().color();
            QColor alternateTextColor = d->highlightedText(option->palette);

            painter->save();
            bool vertical = false, inverted = false;
            vertical = !(bar->state & QStyle::State_Horizontal);
            inverted = bar->invertedAppearance;
            if (vertical)
                rect = QRect(rect.left(), rect.top(), rect.height(), rect.width()); // flip width and height
            const auto totalSteps = qMax(Q_INT64_C(1), qint64(bar->maximum) - bar->minimum);
            const auto progressSteps = qint64(bar->progress) - bar->minimum;
            const auto progressIndicatorPos = progressSteps * rect.width() / totalSteps;
            if (progressIndicatorPos >= 0 && progressIndicatorPos <= rect.width())
                leftRect = QRect(rect.left(), rect.top(), progressIndicatorPos, rect.height());
            if (vertical)
                leftRect.translate(rect.width() - progressIndicatorPos, 0);

            bool flip = (!vertical && (((bar->direction == Qt::RightToLeft) && !inverted) ||
                                       ((bar->direction == Qt::LeftToRight) && inverted)));

            QRegion rightRect = rect;
            rightRect = rightRect.subtracted(leftRect);
            painter->setClipRegion(rightRect);
            painter->setPen(flip ? alternateTextColor : textColor);
            painter->drawText(rect, bar->text, QTextOption(Qt::AlignAbsolute | Qt::AlignHCenter | Qt::AlignVCenter));
            if (!leftRect.isNull()) {
                painter->setPen(flip ? textColor : alternateTextColor);
                painter->setClipRect(leftRect);
                painter->drawText(rect, bar->text, QTextOption(Qt::AlignAbsolute | Qt::AlignHCenter | Qt::AlignVCenter));
            }
            painter->restore();
        }
        break;
    case CE_MenuBarItem:
        painter->save();
        if (const QStyleOptionMenuItem *mbi = qstyleoption_cast<const QStyleOptionMenuItem *>(option))
        {
            QStyleOptionMenuItem item = *mbi;
            item.rect = mbi->rect.adjusted(0, 1, 0, -3);
            QColor highlightOutline = option->palette.highlight().color().darker(125);
            painter->fillRect(rect, option->palette.window());

            QCommonStyle::drawControl(element, &item, painter, widget);

            bool act = mbi->state & State_Selected && mbi->state & State_Sunken;
            bool dis = !(mbi->state & State_Enabled);

            QRect r = option->rect;
            if (act) {
                painter->setBrush(option->palette.highlight().color());
                painter->setPen(QPen(highlightOutline));
                painter->drawRect(r.adjusted(0, 0, -1, -1));

                //                painter->drawRoundedRect(r.adjusted(1, 1, -1, -1), 2, 2);

                //draw text
                QPalette::ColorRole textRole = dis ? QPalette::Text : QPalette::HighlightedText;
                uint alignment = Qt::AlignCenter | Qt::TextShowMnemonic | Qt::TextDontClip | Qt::TextSingleLine;
                if (!proxy()->styleHint(SH_UnderlineShortcut, mbi, widget))
                    alignment |= Qt::TextHideMnemonic;
                proxy()->drawItemText(painter, item.rect, alignment, mbi->palette, mbi->state & State_Enabled, mbi->text, textRole);
            } else {

                QColor shadow = mergedColors(option->palette.window().color().darker(120),
                                             outline.lighter(140), 60);
                painter->setPen(QPen(shadow));
                painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
            }
        }
        painter->restore();
        break;
    case CE_MenuItem:
        painter->save();
        // Draws one item in a popup menu.
        if (const QStyleOptionMenuItem *menuItem = qstyleoption_cast<const QStyleOptionMenuItem *>(option)) {
            QColor highlightOutline = highlightedOutline;
            QColor highlight = option->palette.highlight().color();
            if (menuItem->menuItemType == QStyleOptionMenuItem::Separator) {
                int w = 0;
                const int margin = int(QStyleHelper::dpiScaled(5, option));
                if (!menuItem->text.isEmpty()) {
                    painter->setFont(menuItem->font);
                    proxy()->drawItemText(painter, menuItem->rect.adjusted(margin, 0, -margin, 0), Qt::AlignLeft | Qt::AlignVCenter,
                                          menuItem->palette, menuItem->state & State_Enabled, menuItem->text,
                                          QPalette::Text);
                    w = menuItem->fontMetrics.horizontalAdvance(menuItem->text) + margin;
                }
                painter->setPen(shadow.lighter(106));
                bool reverse = menuItem->direction == Qt::RightToLeft;
                painter->drawLine(menuItem->rect.left() + margin + (reverse ? 0 : w), menuItem->rect.center().y(),
                                  menuItem->rect.right() - margin - (reverse ? w : 0), menuItem->rect.center().y());
                painter->restore();
                break;
            }
            bool selected = menuItem->state & State_Selected && menuItem->state & State_Enabled;
            if (selected) {
                QRect r = option->rect;
                painter->fillRect(r, highlight);
                painter->setPen(QPen(highlightOutline));
                painter->drawRect(QRectF(r).adjusted(0.5, 0.5, -0.5, -0.5));
            }
            bool checkable = menuItem->checkType != QStyleOptionMenuItem::NotCheckable;
            bool checked = menuItem->checked;
            bool sunken = menuItem->state & State_Sunken;
            bool enabled = menuItem->state & State_Enabled;

            bool ignoreCheckMark = false;
            const int checkColHOffset = windowsItemHMargin + windowsItemFrame - 1;
            int checkcol = qMax<int>(menuItem->rect.height() * 0.79,
                                     qMax<int>(menuItem->maxIconWidth, dpiScaled(21, option))); // icon checkbox's highlight column width
            if (
#if QT_CONFIG(combobox)
                qobject_cast<const QComboBox*>(widget) ||
#endif
                (option->styleObject && option->styleObject->property("_q_isComboBoxPopupItem").toBool()))
                ignoreCheckMark = true; //ignore the checkmarks provided by the QComboMenuDelegate

            if (!ignoreCheckMark || menuItem->state & (State_On | State_Off)) {
                // Check, using qreal and QRectF to avoid error accumulation
                const qreal boxMargin = dpiScaled(3.5, option);
                const qreal boxWidth = checkcol - 2 * boxMargin;
                QRectF checkRectF(option->rect.left() + boxMargin + checkColHOffset, option->rect.center().y() - boxWidth/2 + 1, boxWidth, boxWidth);
                QRect checkRect = checkRectF.toRect();
                checkRect.setWidth(checkRect.height()); // avoid .toRect() round error results in non-perfect square
                checkRect = visualRect(menuItem->direction, menuItem->rect, checkRect);
                if (checkable) {
                    if (menuItem->checkType & QStyleOptionMenuItem::Exclusive) {
                        // Radio button
                        if (menuItem->state & State_On || checked || sunken) {
                            painter->setRenderHint(QPainter::Antialiasing);
                            painter->setPen(Qt::NoPen);

                            QPalette::ColorRole textRole = !enabled ? QPalette::Text:
                                                                      selected ? QPalette::HighlightedText : QPalette::ButtonText;
                            painter->setBrush(option->palette.brush( option->palette.currentColorGroup(), textRole));
                            const int adjustment = checkRect.height() * 0.3;
                            painter->drawEllipse(checkRect.adjusted(adjustment, adjustment, -adjustment, -adjustment));
                        }
                    } else {
                        // Check box
                        if (menuItem->icon.isNull()) {
                            QStyleOptionButton box;
                            box.QStyleOption::operator=(*option);
                            box.rect = checkRect;
                            if (checked || menuItem->state & State_On)
                                box.state |= State_On;
                            else
                                box.state |= State_Off;
                            proxy()->drawPrimitive(PE_IndicatorCheckBox, &box, painter, widget);
                        }
                    }
                }
            } else { //ignore checkmark
                if (menuItem->icon.isNull())
                    checkcol = 0;
                else
                    checkcol = menuItem->maxIconWidth;
            }

            // Text and icon, ripped from windows style
            bool dis = !(menuItem->state & State_Enabled);
            bool act = menuItem->state & State_Selected;
            const QStyleOption *opt = option;
            const QStyleOptionMenuItem *menuitem = menuItem;

            QPainter *p = painter;
            QRect vCheckRect = visualRect(opt->direction, menuitem->rect,
                                          QRect(menuitem->rect.x() + checkColHOffset, menuitem->rect.y(),
                                                checkcol, menuitem->rect.height()));
            if (!menuItem->icon.isNull()) {
                QIcon::Mode mode = dis ? QIcon::Disabled : QIcon::Normal;
                if (act && !dis)
                    mode = QIcon::Active;
                QPixmap pixmap;

                int smallIconSize = proxy()->pixelMetric(PM_SmallIconSize, option, widget);
                QSize iconSize(smallIconSize, smallIconSize);
#if QT_CONFIG(combobox)
                if (const QComboBox *combo = qobject_cast<const QComboBox*>(widget))
                    iconSize = combo->iconSize();
#endif
                if (checked)
                    pixmap = menuItem->icon.pixmap(iconSize, painter->device()->devicePixelRatio(), mode, QIcon::On);
                else
                    pixmap = menuItem->icon.pixmap(iconSize, painter->device()->devicePixelRatio(), mode);

                const int pixw = pixmap.width() / pixmap.devicePixelRatio();
                const int pixh = pixmap.height() / pixmap.devicePixelRatio();

                QRect pmr(0, 0, pixw, pixh);
                pmr.moveCenter(vCheckRect.center());
                painter->setPen(menuItem->palette.text().color());
                if (!ignoreCheckMark && checkable && checked) {
                    QStyleOption opt = *option;
                    if (act) {
                        QColor activeColor = mergedColors(option->palette.window().color(),
                                                          option->palette.highlight().color());
                        opt.palette.setBrush(QPalette::Button, activeColor);
                    }
                    opt.state |= State_Sunken;
                    opt.rect = vCheckRect;
                    proxy()->drawPrimitive(PE_PanelButtonCommand, &opt, painter, widget);
                }
                painter->drawPixmap(pmr.topLeft(), pixmap);
            }
            if (selected) {
                painter->setPen(menuItem->palette.highlightedText().color());
            } else {
                painter->setPen(menuItem->palette.text().color());
            }
            int x, y, w, h;
            menuitem->rect.getRect(&x, &y, &w, &h);
            int tab = menuitem->reservedShortcutWidth;
            QColor discol;
            if (dis) {
                discol = menuitem->palette.text().color();
                p->setPen(discol);
            }
            int xm = checkColHOffset + checkcol + windowsItemHMargin;
            int xpos = menuitem->rect.x() + xm;

            QRect textRect(xpos, y + windowsItemVMargin, w - xm - windowsRightBorder - tab + 1, h - 2 * windowsItemVMargin);
            QRect vTextRect = visualRect(opt->direction, menuitem->rect, textRect);
            QStringView s(menuitem->text);
            if (!s.isEmpty()) {                     // draw text
                p->save();
                int t = s.indexOf(QLatin1Char('\t'));
                int text_flags = Qt::AlignVCenter | Qt::TextShowMnemonic | Qt::TextDontClip | Qt::TextSingleLine;
                if (!proxy()->styleHint(SH_UnderlineShortcut, menuitem, widget))
                    text_flags |= Qt::TextHideMnemonic;
                text_flags |= Qt::AlignLeft;
                if (t >= 0) {
                    QRect vShortcutRect = visualRect(opt->direction, menuitem->rect,
                                                     QRect(textRect.topRight(), QPoint(menuitem->rect.right(), textRect.bottom())));
                    const QString textToDraw = s.mid(t + 1).toString();
                    if (dis && !act && proxy()->styleHint(SH_EtchDisabledText, option, widget)) {
                        p->setPen(menuitem->palette.light().color());
                        p->drawText(vShortcutRect.adjusted(1, 1, 1, 1), text_flags, textToDraw);
                        p->setPen(discol);
                    }
                    p->drawText(vShortcutRect, text_flags, textToDraw);
                    s = s.left(t);
                }
                QFont font = menuitem->font;
                // font may not have any "hard" flags set. We override
                // the point size so that when it is resolved against the device, this font will win.
                // This is mainly to handle cases where someone sets the font on the window
                // and then the combo inherits it and passes it onward. At that point the resolve mask
                // is very, very weak. This makes it stonger.
                font.setPointSizeF(QFontInfo(menuItem->font).pointSizeF());

                if (menuitem->menuItemType == QStyleOptionMenuItem::DefaultItem)
                    font.setBold(true);

                p->setFont(font);
                QString textToDraw = s.left(t).toString();
                if (dis && !act && proxy()->styleHint(SH_EtchDisabledText, option, widget)) {
                    p->setPen(menuitem->palette.light().color());
                    p->drawText(vTextRect.adjusted(1, 1, 1, 1), text_flags, textToDraw);
                    p->setPen(discol);
                }
                textToDraw = menuitem->fontMetrics.elidedText(textToDraw, Qt::ElideMiddle, vTextRect.width());
                p->drawText(vTextRect, text_flags, textToDraw);
                p->restore();
            }

            // Arrow
            if (menuItem->menuItemType == QStyleOptionMenuItem::SubMenu) {// draw sub menu arrow
                int dim = (menuItem->rect.height() - 4) / 2;
                PrimitiveElement arrow;
                arrow = option->direction == Qt::RightToLeft ? PE_IndicatorArrowLeft : PE_IndicatorArrowRight;
                int xpos = menuItem->rect.left() + menuItem->rect.width() - 3 - dim;
                QRect  vSubMenuRect = visualRect(option->direction, menuItem->rect,
                                                 QRect(xpos, menuItem->rect.top() + menuItem->rect.height() / 2 - dim / 2, dim, dim));
                QStyleOptionMenuItem newMI = *menuItem;
                newMI.rect = vSubMenuRect;
                newMI.state = !enabled ? State_None : State_Enabled;
                if (selected)
                    newMI.palette.setColor(QPalette::WindowText,
                                           newMI.palette.highlightedText().color());
                proxy()->drawPrimitive(arrow, &newMI, painter, widget);
            }
        }
        painter->restore();
        break;
    case CE_MenuHMargin:
    case CE_MenuVMargin:
        break;
    case CE_MenuEmptyArea:
        break;
    case CE_PushButton:
        if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(option)) {
            proxy()->drawControl(CE_PushButtonBevel, btn, painter, widget);
            QStyleOptionButton subopt = *btn;
            subopt.rect = subElementRect(SE_PushButtonContents, btn, widget);
            proxy()->drawControl(CE_PushButtonLabel, &subopt, painter, widget);
        }
        break;
    case CE_PushButtonLabel:
        if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(option)) {
            QStyleOptionButton b(*button);
            // no PM_ButtonShiftHorizontal and PM_ButtonShiftVertical for fusion style
            b.state &= ~(State_On | State_Sunken);
            QCommonStyle::drawControl(element, &b, painter, widget);
        }
        break;
    case CE_MenuBarEmptyArea:
        painter->save();
    {
        painter->fillRect(rect, option->palette.window());
        QColor shadow = mergedColors(option->palette.window().color().darker(120),
                                     outline.lighter(140), 60);
        painter->setPen(QPen(shadow));
        painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
    }
        painter->restore();
        break;
#if QT_CONFIG(tabbar)
    case CE_TabBarTabShape:
        painter->save();
        if (const QStyleOptionTab *tab = qstyleoption_cast<const QStyleOptionTab *>(option)) {

            bool rtlHorTabs = (tab->direction == Qt::RightToLeft
                               && (tab->shape == QTabBar::RoundedNorth
                                   || tab->shape == QTabBar::RoundedSouth));
            bool selected = tab->state & State_Selected;
            bool lastTab = ((!rtlHorTabs && tab->position == QStyleOptionTab::End)
                            || (rtlHorTabs
                                && tab->position == QStyleOptionTab::Beginning));
            bool onlyOne = tab->position == QStyleOptionTab::OnlyOneTab;
            int tabOverlap = pixelMetric(PM_TabBarTabOverlap, option, widget);
            rect = option->rect.adjusted(0, 0, (onlyOne || lastTab) ? 0 : tabOverlap, 0);

            QRect r2(rect);
            int x1 = r2.left();
            int x2 = r2.right();
            int y1 = r2.top();
            int y2 = r2.bottom();

            painter->setPen(d->innerContrastLine());

            QTransform rotMatrix;
            bool flip = false;
            painter->setPen(shadow);

            switch (tab->shape) {
            case QTabBar::RoundedNorth:
                break;
            case QTabBar::RoundedSouth:
                rotMatrix.rotate(180);
                rotMatrix.translate(0, -rect.height() + 1);
                rotMatrix.scale(-1, 1);
                painter->setTransform(rotMatrix, true);
                break;
            case QTabBar::RoundedWest:
                rotMatrix.rotate(180 + 90);
                rotMatrix.scale(-1, 1);
                flip = true;
                painter->setTransform(rotMatrix, true);
                break;
            case QTabBar::RoundedEast:
                rotMatrix.rotate(90);
                rotMatrix.translate(0, - rect.width() + 1);
                flip = true;
                painter->setTransform(rotMatrix, true);
                break;
            default:
                painter->restore();
                QCommonStyle::drawControl(element, tab, painter, widget);
                return;
            }

            if (flip) {
                QRect tmp = rect;
                rect = QRect(tmp.y(), tmp.x(), tmp.height(), tmp.width());
                int temp = x1;
                x1 = y1;
                y1 = temp;
                temp = x2;
                x2 = y2;
                y2 = temp;
            }

            painter->setRenderHint(QPainter::Antialiasing, true);
            painter->translate(0.5, 0.5);

            QColor tabFrameColor = tab->features & QStyleOptionTab::HasFrame ?
                        d->tabFrameColor(option->palette) :
                        option->palette.window().color();

            QLinearGradient fillGradient(rect.topLeft(), rect.bottomLeft());
            QLinearGradient outlineGradient(rect.topLeft(), rect.bottomLeft());
            QPen outlinePen = outline.lighter(110);
            if (selected) {
                fillGradient.setColorAt(0, tabFrameColor.lighter(104));
                //                QColor highlight = option->palette.highlight().color();
                //                if (option->state & State_HasFocus && option->state & State_KeyboardFocusChange) {
                //                    fillGradient.setColorAt(0, highlight.lighter(130));
                //                    outlineGradient.setColorAt(0, highlight.darker(130));
                //                    fillGradient.setColorAt(0.14, highlight);
                //                    outlineGradient.setColorAt(0.14, highlight.darker(130));
                //                    fillGradient.setColorAt(0.1401, tabFrameColor);
                //                    outlineGradient.setColorAt(0.1401, highlight.darker(130));
                //                }
                fillGradient.setColorAt(1, tabFrameColor);
                outlineGradient.setColorAt(1, outline);
                outlinePen = QPen(outlineGradient, 1);
            } else {
                fillGradient.setColorAt(0, tabFrameColor.darker(108));
                fillGradient.setColorAt(0.85, tabFrameColor.darker(108));
                fillGradient.setColorAt(1, tabFrameColor.darker(116));
            }

            QRect drawRect = rect.adjusted(0, selected ? 0 : 2, 0, 3);
            painter->setPen(outlinePen);
            painter->save();
            painter->setClipRect(rect.adjusted(-1, -1, 1, selected ? -2 : -3));
            painter->setBrush(fillGradient);
            painter->drawRoundedRect(drawRect.adjusted(0, 0, -1, -1), 2.0, 2.0);
            painter->setBrush(Qt::NoBrush);
            painter->setPen(d->innerContrastLine());
            painter->drawRoundedRect(drawRect.adjusted(1, 1, -2, -1), 2.0, 2.0);
            painter->restore();

            if (selected) {
                painter->fillRect(rect.left() + 1, rect.bottom() - 1, rect.width() - 2, rect.bottom() - 1, tabFrameColor);
                painter->fillRect(QRect(rect.bottomRight() + QPoint(-2, -1), QSize(1, 1)), d->innerContrastLine());
                painter->fillRect(QRect(rect.bottomLeft() + QPoint(0, -1), QSize(1, 1)), d->innerContrastLine());
                painter->fillRect(QRect(rect.bottomRight() + QPoint(-1, -1), QSize(1, 1)), d->innerContrastLine());
            }
        }
        painter->restore();
        break;
#endif //QT_CONFIG(tabbar)
    default:
        QCommonStyle::drawControl(element,option,painter,widget);
        break;
    }
}

extern QPalette qt_fusionPalette();

/*!
  \reimp
*/
QPalette QFusionStyle::standardPalette () const
{
    return qt_fusionPalette();
}

/*!
  \reimp
*/
void QFusionStyle::drawComplexControl(ComplexControl control, const QStyleOptionComplex *option,
                                      QPainter *painter, const QWidget *widget) const
{

    Q_D (const QFusionStyle);

#if QT_CONFIG(spinbox) || QT_CONFIG(slider)
    QColor buttonColor = d->buttonColor(option->palette);
    QColor gradientStopColor = buttonColor;
#endif
#if QT_CONFIG(slider)
    QColor gradientStartColor = buttonColor.lighter(118);
#endif
    QColor outline = d->outline(option->palette);

    QColor alphaCornerColor;
    if (widget) {
        // ### backgroundrole/foregroundrole should be part of the style option
        alphaCornerColor = mergedColors(option->palette.color(widget->backgroundRole()), outline);
    } else {
        alphaCornerColor = mergedColors(option->palette.window().color(), outline);
    }

    switch (control) {
    case CC_GroupBox:
        painter->save();
        if (const QStyleOptionGroupBox *groupBox = qstyleoption_cast<const QStyleOptionGroupBox *>(option)) {
            // Draw frame
            QRect textRect = proxy()->subControlRect(CC_GroupBox, option, SC_GroupBoxLabel, widget);
            QRect checkBoxRect = proxy()->subControlRect(CC_GroupBox, option, SC_GroupBoxCheckBox, widget);

            if (groupBox->subControls & QStyle::SC_GroupBoxFrame) {
                QStyleOptionFrame frame;
                frame.QStyleOption::operator=(*groupBox);
                frame.features = groupBox->features;
                frame.lineWidth = groupBox->lineWidth;
                frame.midLineWidth = groupBox->midLineWidth;
                frame.rect = proxy()->subControlRect(CC_GroupBox, option, SC_GroupBoxFrame, widget);
                proxy()->drawPrimitive(PE_FrameGroupBox, &frame, painter, widget);
            }

            // Draw title
            if ((groupBox->subControls & QStyle::SC_GroupBoxLabel) && !groupBox->text.isEmpty()) {
                // groupBox->textColor gets the incorrect palette here
                painter->setPen(QPen(option->palette.windowText(), 1));
                int alignment = int(groupBox->textAlignment);
                if (!proxy()->styleHint(QStyle::SH_UnderlineShortcut, option, widget))
                    alignment |= Qt::TextHideMnemonic;

                proxy()->drawItemText(painter, textRect,  Qt::TextShowMnemonic | Qt::AlignLeft | alignment,
                                      groupBox->palette, groupBox->state & State_Enabled, groupBox->text, QPalette::NoRole);

                if (groupBox->state & State_HasFocus) {
                    QStyleOptionFocusRect fropt;
                    fropt.QStyleOption::operator=(*groupBox);
                    fropt.rect = textRect.adjusted(-2, -1, 2, 1);
                    proxy()->drawPrimitive(PE_FrameFocusRect, &fropt, painter, widget);
                }
            }

            // Draw checkbox
            if (groupBox->subControls & SC_GroupBoxCheckBox) {
                QStyleOptionButton box;
                box.QStyleOption::operator=(*groupBox);
                box.rect = checkBoxRect;
                proxy()->drawPrimitive(PE_IndicatorCheckBox, &box, painter, widget);
            }
        }
        painter->restore();
        break;
#if QT_CONFIG(spinbox)
    case CC_SpinBox:
        if (const QStyleOptionSpinBox *spinBox = qstyleoption_cast<const QStyleOptionSpinBox *>(option)) {
            QPixmap cache;
            QString pixmapName = QStyleHelper::uniqueName(QLatin1String("spinbox"), spinBox, spinBox->rect.size());
            if (!QPixmapCache::find(pixmapName, &cache)) {

                cache = styleCachePixmap(spinBox->rect.size());
                cache.fill(Qt::transparent);

                QRect pixmapRect(0, 0, spinBox->rect.width(), spinBox->rect.height());
                QRect rect = pixmapRect;
                QRect r = rect.adjusted(0, 1, 0, -1);
                QPainter cachePainter(&cache);
                QColor arrowColor = spinBox->palette.windowText().color();
                arrowColor.setAlpha(160);

                bool isEnabled = (spinBox->state & State_Enabled);
                bool hover = isEnabled && (spinBox->state & State_MouseOver);
                bool sunken = (spinBox->state & State_Sunken);
                bool upIsActive = (spinBox->activeSubControls == SC_SpinBoxUp);
                bool downIsActive = (spinBox->activeSubControls == SC_SpinBoxDown);
                bool hasFocus = (option->state & State_HasFocus);

                QStyleOptionSpinBox spinBoxCopy = *spinBox;
                spinBoxCopy.rect = pixmapRect;
                QRect upRect = proxy()->subControlRect(CC_SpinBox, &spinBoxCopy, SC_SpinBoxUp, widget);
                QRect downRect = proxy()->subControlRect(CC_SpinBox, &spinBoxCopy, SC_SpinBoxDown, widget);

                if (spinBox->frame) {
                    cachePainter.save();
                    cachePainter.setRenderHint(QPainter::Antialiasing, true);
                    cachePainter.translate(0.5, 0.5);

                    // Fill background
                    cachePainter.setPen(Qt::NoPen);
                    cachePainter.setBrush(option->palette.base());
                    cachePainter.drawRoundedRect(r.adjusted(0, 0, -1, -1), 2, 2);

                    // Draw inner shadow
                    cachePainter.setPen(d->topShadow());
                    cachePainter.drawLine(QPoint(r.left() + 2, r.top() + 1), QPoint(r.right() - 2, r.top() + 1));

                    // Draw button gradient
                    QColor buttonColor = d->buttonColor(option->palette);
                    QRect updownRect = upRect.adjusted(0, -2, 0, downRect.height() + 2);
                    QLinearGradient gradient = qt_fusion_gradient(updownRect, (isEnabled && option->state & State_MouseOver ) ? buttonColor : buttonColor.darker(104));

                    // Draw button gradient
                    cachePainter.setPen(Qt::NoPen);
                    cachePainter.setBrush(gradient);

                    cachePainter.save();
                    cachePainter.setClipRect(updownRect);
                    cachePainter.drawRoundedRect(r.adjusted(0, 0, -1, -1), 2, 2);
                    cachePainter.setPen(QPen(d->innerContrastLine()));
                    cachePainter.setBrush(Qt::NoBrush);
                    cachePainter.drawRoundedRect(r.adjusted(1, 1, -2, -2), 2, 2);
                    cachePainter.restore();

                    if ((spinBox->stepEnabled & QAbstractSpinBox::StepUpEnabled) && upIsActive) {
                        if (sunken)
                            cachePainter.fillRect(upRect.adjusted(0, -1, 0, 0), gradientStopColor.darker(110));
                        else if (hover)
                            cachePainter.fillRect(upRect.adjusted(0, -1, 0, 0), d->innerContrastLine());
                    }

                    if ((spinBox->stepEnabled & QAbstractSpinBox::StepDownEnabled) && downIsActive) {
                        if (sunken)
                            cachePainter.fillRect(downRect.adjusted(0, 0, 0, 1), gradientStopColor.darker(110));
                        else if (hover)
                            cachePainter.fillRect(downRect.adjusted(0, 0, 0, 1), d->innerContrastLine());
                    }

                    cachePainter.setPen(hasFocus ? d->highlightedOutline(option->palette) : outline);
                    cachePainter.setBrush(Qt::NoBrush);
                    cachePainter.drawRoundedRect(r.adjusted(0, 0, -1, -1), 2, 2);
                    if (hasFocus) {
                        QColor softHighlight = option->palette.highlight().color();
                        softHighlight.setAlpha(40);
                        cachePainter.setPen(softHighlight);
                        cachePainter.drawRoundedRect(r.adjusted(1, 1, -2, -2), 1.7, 1.7);
                    }
                    cachePainter.restore();
                }

                // outline the up/down buttons
                cachePainter.setPen(outline);
                if (spinBox->direction == Qt::RightToLeft) {
                    cachePainter.drawLine(upRect.right(), upRect.top() - 1, upRect.right(), downRect.bottom() + 1);
                } else {
                    cachePainter.drawLine(upRect.left(), upRect.top() - 1, upRect.left(), downRect.bottom() + 1);
                }

                if (upIsActive && sunken) {
                    cachePainter.setPen(gradientStopColor.darker(130));
                    cachePainter.drawLine(downRect.left() + 1, downRect.top(), downRect.right(), downRect.top());
                    cachePainter.drawLine(upRect.left() + 1, upRect.top(), upRect.left() + 1, upRect.bottom());
                    cachePainter.drawLine(upRect.left() + 1, upRect.top() - 1, upRect.right(), upRect.top() - 1);
                }

                if (downIsActive && sunken) {
                    cachePainter.setPen(gradientStopColor.darker(130));
                    cachePainter.drawLine(downRect.left() + 1, downRect.top(), downRect.left() + 1, downRect.bottom() + 1);
                    cachePainter.drawLine(downRect.left() + 1, downRect.top(), downRect.right(), downRect.top());
                    cachePainter.setPen(gradientStopColor.darker(110));
                    cachePainter.drawLine(downRect.left() + 1, downRect.bottom() + 1, downRect.right(), downRect.bottom() + 1);
                }

                QColor disabledColor = mergedColors(arrowColor, option->palette.button().color());
                if (spinBox->buttonSymbols == QAbstractSpinBox::PlusMinus) {
                    int centerX = upRect.center().x();
                    int centerY = upRect.center().y();

                    // plus/minus
                    cachePainter.setPen((spinBox->stepEnabled & QAbstractSpinBox::StepUpEnabled) ? arrowColor : disabledColor);
                    cachePainter.drawLine(centerX - 1, centerY, centerX + 3, centerY);
                    cachePainter.drawLine(centerX + 1, centerY - 2, centerX + 1, centerY + 2);

                    centerX = downRect.center().x();
                    centerY = downRect.center().y();
                    cachePainter.setPen((spinBox->stepEnabled & QAbstractSpinBox::StepDownEnabled) ? arrowColor : disabledColor);
                    cachePainter.drawLine(centerX - 1, centerY, centerX + 3, centerY);

                } else if (spinBox->buttonSymbols == QAbstractSpinBox::UpDownArrows){
                    // arrows
                    qt_fusion_draw_arrow(Qt::UpArrow, &cachePainter, option, upRect.adjusted(0, 0, 0, 1),
                                         (spinBox->stepEnabled & QAbstractSpinBox::StepUpEnabled) ? arrowColor : disabledColor);
                    qt_fusion_draw_arrow(Qt::DownArrow, &cachePainter, option, downRect,
                                         (spinBox->stepEnabled & QAbstractSpinBox::StepDownEnabled) ? arrowColor : disabledColor);
                }

                cachePainter.end();
                QPixmapCache::insert(pixmapName, cache);
            }
            painter->drawPixmap(spinBox->rect.topLeft(), cache);
        }
        break;
#endif // QT_CONFIG(spinbox)
    case CC_TitleBar:
        painter->save();
        if (const QStyleOptionTitleBar *titleBar = qstyleoption_cast<const QStyleOptionTitleBar *>(option)) {
            const int buttonMargin = 5;
            bool active = (titleBar->titleBarState & State_Active);
            QRect fullRect = titleBar->rect;
            QPalette palette = option->palette;
            QColor highlight = option->palette.highlight().color();

            QColor titleBarFrameBorder(active ? highlight.darker(180): outline.darker(110));
            QColor titleBarHighlight(active ? highlight.lighter(120): palette.window().color().lighter(120));
            QColor textColor(active ? 0xffffff : 0xff000000);
            QColor textAlphaColor(active ? 0xffffff : 0xff000000 );

            {
                // Fill title bar gradient
                QColor titlebarColor = QColor(active ? highlight: palette.window().color());
                QLinearGradient gradient(option->rect.center().x(), option->rect.top(),
                                         option->rect.center().x(), option->rect.bottom());

                gradient.setColorAt(0, titlebarColor.lighter(114));
                gradient.setColorAt(0.5, titlebarColor.lighter(102));
                gradient.setColorAt(0.51, titlebarColor.darker(104));
                gradient.setColorAt(1, titlebarColor);
                painter->fillRect(option->rect.adjusted(1, 1, -1, 0), gradient);

                // Frame and rounded corners
                painter->setPen(titleBarFrameBorder);

                // top outline
                painter->drawLine(fullRect.left() + 5, fullRect.top(), fullRect.right() - 5, fullRect.top());
                painter->drawLine(fullRect.left(), fullRect.top() + 4, fullRect.left(), fullRect.bottom());
                const QPoint points[5] = {
                    QPoint(fullRect.left() + 4, fullRect.top() + 1),
                    QPoint(fullRect.left() + 3, fullRect.top() + 1),
                    QPoint(fullRect.left() + 2, fullRect.top() + 2),
                    QPoint(fullRect.left() + 1, fullRect.top() + 3),
                    QPoint(fullRect.left() + 1, fullRect.top() + 4)
                };
                painter->drawPoints(points, 5);

                painter->drawLine(fullRect.right(), fullRect.top() + 4, fullRect.right(), fullRect.bottom());
                const QPoint points2[5] = {
                    QPoint(fullRect.right() - 3, fullRect.top() + 1),
                    QPoint(fullRect.right() - 4, fullRect.top() + 1),
                    QPoint(fullRect.right() - 2, fullRect.top() + 2),
                    QPoint(fullRect.right() - 1, fullRect.top() + 3),
                    QPoint(fullRect.right() - 1, fullRect.top() + 4)
                };
                painter->drawPoints(points2, 5);

                // draw bottomline
                painter->drawLine(fullRect.right(), fullRect.bottom(), fullRect.left(), fullRect.bottom());

                // top highlight
                painter->setPen(titleBarHighlight);
                painter->drawLine(fullRect.left() + 6, fullRect.top() + 1, fullRect.right() - 6, fullRect.top() + 1);
            }
            // draw title
            QRect textRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarLabel, widget);
            painter->setPen(active? (titleBar->palette.text().color().lighter(120)) :
                                    titleBar->palette.text().color() );
            // Note workspace also does elliding but it does not use the correct font
            QString title = painter->fontMetrics().elidedText(titleBar->text, Qt::ElideRight, textRect.width() - 14);
            painter->drawText(textRect.adjusted(1, 1, 1, 1), title, QTextOption(Qt::AlignHCenter | Qt::AlignVCenter));
            painter->setPen(Qt::white);
            if (active)
                painter->drawText(textRect, title, QTextOption(Qt::AlignHCenter | Qt::AlignVCenter));
            // min button
            if ((titleBar->subControls & SC_TitleBarMinButton) && (titleBar->titleBarFlags & Qt::WindowMinimizeButtonHint) &&
                    !(titleBar->titleBarState& Qt::WindowMinimized)) {
                QRect minButtonRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarMinButton, widget);
                if (minButtonRect.isValid()) {
                    bool hover = (titleBar->activeSubControls & SC_TitleBarMinButton) && (titleBar->state & State_MouseOver);
                    bool sunken = (titleBar->activeSubControls & SC_TitleBarMinButton) && (titleBar->state & State_Sunken);
                    qt_fusion_draw_mdibutton(painter, titleBar, minButtonRect, hover, sunken);
                    QRect minButtonIconRect = minButtonRect.adjusted(buttonMargin ,buttonMargin , -buttonMargin, -buttonMargin);
                    painter->setPen(textColor);
                    painter->drawLine(minButtonIconRect.center().x() - 2, minButtonIconRect.center().y() + 3,
                                      minButtonIconRect.center().x() + 3, minButtonIconRect.center().y() + 3);
                    painter->drawLine(minButtonIconRect.center().x() - 2, minButtonIconRect.center().y() + 4,
                                      minButtonIconRect.center().x() + 3, minButtonIconRect.center().y() + 4);
                    painter->setPen(textAlphaColor);
                    painter->drawLine(minButtonIconRect.center().x() - 3, minButtonIconRect.center().y() + 3,
                                      minButtonIconRect.center().x() - 3, minButtonIconRect.center().y() + 4);
                    painter->drawLine(minButtonIconRect.center().x() + 4, minButtonIconRect.center().y() + 3,
                                      minButtonIconRect.center().x() + 4, minButtonIconRect.center().y() + 4);
                }
            }
            // max button
            if ((titleBar->subControls & SC_TitleBarMaxButton) && (titleBar->titleBarFlags & Qt::WindowMaximizeButtonHint) &&
                    !(titleBar->titleBarState & Qt::WindowMaximized)) {
                QRect maxButtonRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarMaxButton, widget);
                if (maxButtonRect.isValid()) {
                    bool hover = (titleBar->activeSubControls & SC_TitleBarMaxButton) && (titleBar->state & State_MouseOver);
                    bool sunken = (titleBar->activeSubControls & SC_TitleBarMaxButton) && (titleBar->state & State_Sunken);
                    qt_fusion_draw_mdibutton(painter, titleBar, maxButtonRect, hover, sunken);

                    QRect maxButtonIconRect = maxButtonRect.adjusted(buttonMargin, buttonMargin, -buttonMargin, -buttonMargin);

                    painter->setPen(textColor);
                    painter->drawRect(maxButtonIconRect.adjusted(0, 0, -1, -1));
                    painter->drawLine(maxButtonIconRect.left() + 1, maxButtonIconRect.top() + 1,
                                      maxButtonIconRect.right() - 1, maxButtonIconRect.top() + 1);
                    painter->setPen(textAlphaColor);
                    const QPoint points[4] = {
                        maxButtonIconRect.topLeft(),
                        maxButtonIconRect.topRight(),
                        maxButtonIconRect.bottomLeft(),
                        maxButtonIconRect.bottomRight()
                    };
                    painter->drawPoints(points, 4);
                }
            }

            // close button
            if ((titleBar->subControls & SC_TitleBarCloseButton) && (titleBar->titleBarFlags & Qt::WindowSystemMenuHint)) {
                QRect closeButtonRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarCloseButton, widget);
                if (closeButtonRect.isValid()) {
                    bool hover = (titleBar->activeSubControls & SC_TitleBarCloseButton) && (titleBar->state & State_MouseOver);
                    bool sunken = (titleBar->activeSubControls & SC_TitleBarCloseButton) && (titleBar->state & State_Sunken);
                    qt_fusion_draw_mdibutton(painter, titleBar, closeButtonRect, hover, sunken);
                    QRect closeIconRect = closeButtonRect.adjusted(buttonMargin, buttonMargin, -buttonMargin, -buttonMargin);
                    painter->setPen(textAlphaColor);
                    const QLine lines[4] = {
                        QLine(closeIconRect.left() + 1, closeIconRect.top(),
                        closeIconRect.right(), closeIconRect.bottom() - 1),
                        QLine(closeIconRect.left(), closeIconRect.top() + 1,
                        closeIconRect.right() - 1, closeIconRect.bottom()),
                        QLine(closeIconRect.right() - 1, closeIconRect.top(),
                        closeIconRect.left(), closeIconRect.bottom() - 1),
                        QLine(closeIconRect.right(), closeIconRect.top() + 1,
                        closeIconRect.left() + 1, closeIconRect.bottom())
                    };
                    painter->drawLines(lines, 4);
                    const QPoint points[4] = {
                        closeIconRect.topLeft(),
                        closeIconRect.topRight(),
                        closeIconRect.bottomLeft(),
                        closeIconRect.bottomRight()
                    };
                    painter->drawPoints(points, 4);

                    painter->setPen(textColor);
                    painter->drawLine(closeIconRect.left() + 1, closeIconRect.top() + 1,
                                      closeIconRect.right() - 1, closeIconRect.bottom() - 1);
                    painter->drawLine(closeIconRect.left() + 1, closeIconRect.bottom() - 1,
                                      closeIconRect.right() - 1, closeIconRect.top() + 1);
                }
            }

            // normalize button
            if ((titleBar->subControls & SC_TitleBarNormalButton) &&
                    (((titleBar->titleBarFlags & Qt::WindowMinimizeButtonHint) &&
                      (titleBar->titleBarState & Qt::WindowMinimized)) ||
                     ((titleBar->titleBarFlags & Qt::WindowMaximizeButtonHint) &&
                      (titleBar->titleBarState & Qt::WindowMaximized)))) {
                QRect normalButtonRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarNormalButton, widget);
                if (normalButtonRect.isValid()) {

                    bool hover = (titleBar->activeSubControls & SC_TitleBarNormalButton) && (titleBar->state & State_MouseOver);
                    bool sunken = (titleBar->activeSubControls & SC_TitleBarNormalButton) && (titleBar->state & State_Sunken);
                    QRect normalButtonIconRect = normalButtonRect.adjusted(buttonMargin, buttonMargin, -buttonMargin, -buttonMargin);
                    qt_fusion_draw_mdibutton(painter, titleBar, normalButtonRect, hover, sunken);

                    QRect frontWindowRect = normalButtonIconRect.adjusted(0, 3, -3, 0);
                    painter->setPen(textColor);
                    painter->drawRect(frontWindowRect.adjusted(0, 0, -1, -1));
                    painter->drawLine(frontWindowRect.left() + 1, frontWindowRect.top() + 1,
                                      frontWindowRect.right() - 1, frontWindowRect.top() + 1);
                    painter->setPen(textAlphaColor);
                    const QPoint points[4] = {
                        frontWindowRect.topLeft(),
                        frontWindowRect.topRight(),
                        frontWindowRect.bottomLeft(),
                        frontWindowRect.bottomRight()
                    };
                    painter->drawPoints(points, 4);

                    QRect backWindowRect = normalButtonIconRect.adjusted(3, 0, 0, -3);
                    QRegion clipRegion = backWindowRect;
                    clipRegion -= frontWindowRect;
                    painter->save();
                    painter->setClipRegion(clipRegion);
                    painter->setPen(textColor);
                    painter->drawRect(backWindowRect.adjusted(0, 0, -1, -1));
                    painter->drawLine(backWindowRect.left() + 1, backWindowRect.top() + 1,
                                      backWindowRect.right() - 1, backWindowRect.top() + 1);
                    painter->setPen(textAlphaColor);
                    const QPoint points2[4] = {
                        backWindowRect.topLeft(),
                        backWindowRect.topRight(),
                        backWindowRect.bottomLeft(),
                        backWindowRect.bottomRight()
                    };
                    painter->drawPoints(points2, 4);
                    painter->restore();
                }
            }

            // context help button
            if (titleBar->subControls & SC_TitleBarContextHelpButton
                    && (titleBar->titleBarFlags & Qt::WindowContextHelpButtonHint)) {
                QRect contextHelpButtonRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarContextHelpButton, widget);
                if (contextHelpButtonRect.isValid()) {
                    bool hover = (titleBar->activeSubControls & SC_TitleBarContextHelpButton) && (titleBar->state & State_MouseOver);
                    bool sunken = (titleBar->activeSubControls & SC_TitleBarContextHelpButton) && (titleBar->state & State_Sunken);
                    qt_fusion_draw_mdibutton(painter, titleBar, contextHelpButtonRect, hover, sunken);
#if QT_CONFIG(imageformat_xpm)
                    QImage image(qt_titlebar_context_help);
                    QColor alpha = textColor;
                    alpha.setAlpha(128);
                    image.setColor(1, textColor.rgba());
                    image.setColor(2, alpha.rgba());
                    painter->setRenderHint(QPainter::SmoothPixmapTransform);
                    painter->drawImage(contextHelpButtonRect.adjusted(4, 4, -4, -4), image);
#endif
                }
            }

            // shade button
            if (titleBar->subControls & SC_TitleBarShadeButton && (titleBar->titleBarFlags & Qt::WindowShadeButtonHint)) {
                QRect shadeButtonRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarShadeButton, widget);
                if (shadeButtonRect.isValid()) {
                    bool hover = (titleBar->activeSubControls & SC_TitleBarShadeButton) && (titleBar->state & State_MouseOver);
                    bool sunken = (titleBar->activeSubControls & SC_TitleBarShadeButton) && (titleBar->state & State_Sunken);
                    qt_fusion_draw_mdibutton(painter, titleBar, shadeButtonRect, hover, sunken);
                    qt_fusion_draw_arrow(Qt::UpArrow, painter, option, shadeButtonRect.adjusted(5, 7, -5, -7), textColor);
                }
            }

            // unshade button
            if (titleBar->subControls & SC_TitleBarUnshadeButton && (titleBar->titleBarFlags & Qt::WindowShadeButtonHint)) {
                QRect unshadeButtonRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarUnshadeButton, widget);
                if (unshadeButtonRect.isValid()) {
                    bool hover = (titleBar->activeSubControls & SC_TitleBarUnshadeButton) && (titleBar->state & State_MouseOver);
                    bool sunken = (titleBar->activeSubControls & SC_TitleBarUnshadeButton) && (titleBar->state & State_Sunken);
                    qt_fusion_draw_mdibutton(painter, titleBar, unshadeButtonRect, hover, sunken);
                    qt_fusion_draw_arrow(Qt::DownArrow, painter, option, unshadeButtonRect.adjusted(5, 7, -5, -7), textColor);
                }
            }

            if ((titleBar->subControls & SC_TitleBarSysMenu) && (titleBar->titleBarFlags & Qt::WindowSystemMenuHint)) {
                QRect iconRect = proxy()->subControlRect(CC_TitleBar, titleBar, SC_TitleBarSysMenu, widget);
                if (iconRect.isValid()) {
                    if (!titleBar->icon.isNull()) {
                        titleBar->icon.paint(painter, iconRect);
                    } else {
                        QStyleOption tool = *titleBar;
                        QPixmap pm = proxy()->standardIcon(SP_TitleBarMenuButton, &tool, widget).pixmap(16, 16);
                        tool.rect = iconRect;
                        painter->save();
                        proxy()->drawItemPixmap(painter, iconRect, Qt::AlignCenter, pm);
                        painter->restore();
                    }
                }
            }
        }
        painter->restore();
        break;
#if QT_CONFIG(slider)
    case CC_ScrollBar:
        painter->save();
        if (const QStyleOptionSlider *scrollBar = qstyleoption_cast<const QStyleOptionSlider *>(option)) {
            bool wasActive = false;
            qreal expandScale = 1.0;
            qreal expandOffset = -1.0;
            QObject *styleObject = option->styleObject;
            if (styleObject && proxy()->styleHint(SH_ScrollBar_Transient, option, widget)) {
#if QT_CONFIG(animation)
                qreal opacity = 0.0;
                bool shouldExpand = false;
                const qreal maxExpandScale = 13.0 / 9.0;
#endif

                int oldPos = styleObject->property("_q_stylepos").toInt();
                int oldMin = styleObject->property("_q_stylemin").toInt();
                int oldMax = styleObject->property("_q_stylemax").toInt();
                QRect oldRect = styleObject->property("_q_stylerect").toRect();
                QStyle::State oldState = static_cast<QStyle::State>(qvariant_cast<QStyle::State::Int>(styleObject->property("_q_stylestate")));
                uint oldActiveControls = styleObject->property("_q_stylecontrols").toUInt();

                // a scrollbar is transient when the scrollbar itself and
                // its sibling are both inactive (ie. not pressed/hovered/moved)
                bool transient = !option->activeSubControls && !(option->state & State_On);

                if (!transient ||
                        oldPos != scrollBar->sliderPosition ||
                        oldMin != scrollBar->minimum ||
                        oldMax != scrollBar->maximum ||
                        oldRect != scrollBar->rect ||
                        oldState != scrollBar->state ||
                        oldActiveControls != scrollBar->activeSubControls) {

                    styleObject->setProperty("_q_stylepos", scrollBar->sliderPosition);
                    styleObject->setProperty("_q_stylemin", scrollBar->minimum);
                    styleObject->setProperty("_q_stylemax", scrollBar->maximum);
                    styleObject->setProperty("_q_stylerect", scrollBar->rect);
                    styleObject->setProperty("_q_stylestate", static_cast<QStyle::State::Int>(scrollBar->state));
                    styleObject->setProperty("_q_stylecontrols", static_cast<uint>(scrollBar->activeSubControls));

#if QT_CONFIG(animation)
                    // if the scrollbar is transient or its attributes, geometry or
                    // state has changed, the opacity is reset back to 100% opaque
                    opacity = 1.0;

                    QScrollbarStyleAnimation *anim  = qobject_cast<QScrollbarStyleAnimation *>(d->animation(styleObject));
                    if (transient) {
                        if (!anim) {
                            anim = new QScrollbarStyleAnimation(QScrollbarStyleAnimation::Deactivating, styleObject);
                            d->startAnimation(anim);
                        } else if (anim->mode() == QScrollbarStyleAnimation::Deactivating) {
                            // the scrollbar was already fading out while the
                            // state changed -> restart the fade out animation
                            anim->setCurrentTime(0);
                        }
                    } else if (anim && anim->mode() == QScrollbarStyleAnimation::Deactivating) {
                        d->stopAnimation(styleObject);
                    }
#endif // animation
                }

#if QT_CONFIG(animation)
                QScrollbarStyleAnimation *anim = qobject_cast<QScrollbarStyleAnimation *>(d->animation(styleObject));
                if (anim && anim->mode() == QScrollbarStyleAnimation::Deactivating) {
                    // once a scrollbar was active (hovered/pressed), it retains
                    // the active look even if it's no longer active while fading out
                    if (oldActiveControls)
                        anim->setActive(true);

                    wasActive = anim->wasActive();
                    opacity = anim->currentValue();
                }

                shouldExpand = (option->activeSubControls || wasActive);
                if (shouldExpand) {
                    if (!anim && !oldActiveControls) {
                        // Start expand animation only once and when entering
                        anim = new QScrollbarStyleAnimation(QScrollbarStyleAnimation::Activating, styleObject);
                        d->startAnimation(anim);
                    }
                    if (anim && anim->mode() == QScrollbarStyleAnimation::Activating) {
                        expandScale = 1.0 + (maxExpandScale - 1.0) * anim->currentValue();
                        expandOffset = 5.5 * anim->currentValue() - 1;
                    } else {
                        // Keep expanded state after the animation ends, and when fading out
                        expandScale = maxExpandScale;
                        expandOffset = 4.5;
                    }
                }
                painter->setOpacity(opacity);
#endif // animation
            }

            bool transient = proxy()->styleHint(SH_ScrollBar_Transient, option, widget);
            bool horizontal = scrollBar->orientation == Qt::Horizontal;
            bool sunken = scrollBar->state & State_Sunken;

            QRect scrollBarSubLine = proxy()->subControlRect(control, scrollBar, SC_ScrollBarSubLine, widget);
            QRect scrollBarAddLine = proxy()->subControlRect(control, scrollBar, SC_ScrollBarAddLine, widget);
            QRect scrollBarSlider = proxy()->subControlRect(control, scrollBar, SC_ScrollBarSlider, widget);
            QRect scrollBarGroove = proxy()->subControlRect(control, scrollBar, SC_ScrollBarGroove, widget);

            QRect rect = option->rect;
            QColor alphaOutline = outline;
            alphaOutline.setAlpha(180);

            QColor arrowColor = option->palette.windowText().color();
            arrowColor.setAlpha(160);

            const QColor bgColor = QStyleHelper::backgroundColor(option->palette, widget);
            const bool isDarkBg = bgColor.red() < 128 && bgColor.green() < 128 && bgColor.blue() < 128;

            if (transient) {
                if (horizontal) {
                    rect.setY(rect.y() + 4.5 - expandOffset);
                    scrollBarSlider.setY(scrollBarSlider.y() + 4.5 - expandOffset);
                    scrollBarGroove.setY(scrollBarGroove.y() + 4.5 - expandOffset);

                    rect.setHeight(rect.height() * expandScale);
                    scrollBarGroove.setHeight(scrollBarGroove.height() * expandScale);
                } else {
                    rect.setX(rect.x() + 4.5 - expandOffset);
                    scrollBarSlider.setX(scrollBarSlider.x() + 4.5 - expandOffset);
                    scrollBarGroove.setX(scrollBarGroove.x() + 4.5 - expandOffset);

                    rect.setWidth(rect.width() * expandScale);
                    scrollBarGroove.setWidth(scrollBarGroove.width() * expandScale);
                }
            }

            // Paint groove
            if ((!transient || scrollBar->activeSubControls || wasActive) && scrollBar->subControls & SC_ScrollBarGroove) {
                QLinearGradient gradient(rect.center().x(), rect.top(),
                                         rect.center().x(), rect.bottom());
                if (!horizontal)
                    gradient = QLinearGradient(rect.left(), rect.center().y(),
                                               rect.right(), rect.center().y());
                if (!transient || !isDarkBg) {
                    gradient.setColorAt(0, buttonColor.darker(107));
                    gradient.setColorAt(0.1, buttonColor.darker(105));
                    gradient.setColorAt(0.9, buttonColor.darker(105));
                    gradient.setColorAt(1, buttonColor.darker(107));
                } else {
                    gradient.setColorAt(0, bgColor.lighter(157));
                    gradient.setColorAt(0.1, bgColor.lighter(155));
                    gradient.setColorAt(0.9, bgColor.lighter(155));
                    gradient.setColorAt(1, bgColor.lighter(157));
                }

                painter->save();
                if (transient)
                    painter->setOpacity(0.8);
                painter->fillRect(rect, gradient);
                painter->setPen(Qt::NoPen);
                if (transient)
                    painter->setOpacity(0.4);
                painter->setPen(alphaOutline);
                if (horizontal)
                    painter->drawLine(rect.topLeft(), rect.topRight());
                else
                    painter->drawLine(rect.topLeft(), rect.bottomLeft());

                QColor subtleEdge = alphaOutline;
                subtleEdge.setAlpha(40);
                painter->setPen(subtleEdge);
                painter->setBrush(Qt::NoBrush);
                painter->setClipRect(scrollBarGroove.adjusted(1, 0, -1, -3));
                painter->drawRect(scrollBarGroove.adjusted(1, 0, -1, -1));
                painter->restore();
            }

            QRect pixmapRect = scrollBarSlider;
            QLinearGradient gradient(pixmapRect.center().x(), pixmapRect.top(),
                                     pixmapRect.center().x(), pixmapRect.bottom());
            if (!horizontal)
                gradient = QLinearGradient(pixmapRect.left(), pixmapRect.center().y(),
                                           pixmapRect.right(), pixmapRect.center().y());

            QLinearGradient highlightedGradient = gradient;

            QColor midColor2 = mergedColors(gradientStartColor, gradientStopColor, 40);
            gradient.setColorAt(0, d->buttonColor(option->palette).lighter(108));
            gradient.setColorAt(1, d->buttonColor(option->palette));

            highlightedGradient.setColorAt(0, gradientStartColor.darker(102));
            highlightedGradient.setColorAt(1, gradientStopColor.lighter(102));

            // Paint slider
            if (scrollBar->subControls & SC_ScrollBarSlider) {
                if (transient) {
                    QRect rect = scrollBarSlider.adjusted(horizontal ? 1 : 2, horizontal ? 2 : 1, -1, -1);
                    painter->setPen(Qt::NoPen);
                    painter->setBrush(isDarkBg ? d->lightShade() : d->darkShade());
                    int r = qMin(rect.width(), rect.height()) / 2;

                    painter->save();
                    painter->setRenderHint(QPainter::Antialiasing, true);
                    painter->drawRoundedRect(rect, r, r);
                    painter->restore();
                } else {
                    QRect pixmapRect = scrollBarSlider;
                    painter->setPen(QPen(alphaOutline));
                    if (option->state & State_Sunken && scrollBar->activeSubControls & SC_ScrollBarSlider)
                        painter->setBrush(midColor2);
                    else if (option->state & State_MouseOver && scrollBar->activeSubControls & SC_ScrollBarSlider)
                        painter->setBrush(highlightedGradient);
                    else
                        painter->setBrush(gradient);

                    painter->drawRect(pixmapRect.adjusted(horizontal ? -1 : 0, horizontal ? 0 : -1, horizontal ? 0 : 1, horizontal ? 1 : 0));

                    painter->setPen(d->innerContrastLine());
                    painter->drawRect(scrollBarSlider.adjusted(horizontal ? 0 : 1, horizontal ? 1 : 0, -1, -1));

                    // Outer shadow
                    //                  painter->setPen(subtleEdge);
                    //                  if (horizontal) {
                    ////                    painter->drawLine(scrollBarSlider.topLeft() + QPoint(-2, 0), scrollBarSlider.bottomLeft() + QPoint(2, 0));
                    ////                    painter->drawLine(scrollBarSlider.topRight() + QPoint(-2, 0), scrollBarSlider.bottomRight() + QPoint(2, 0));
                    //                  } else {
                    ////                    painter->drawLine(pixmapRect.topLeft() + QPoint(0, -2), pixmapRect.bottomLeft() + QPoint(0, -2));
                    ////                    painter->drawLine(pixmapRect.topRight() + QPoint(0, 2), pixmapRect.bottomRight() + QPoint(0, 2));
                    //                  }
                }
            }

            // The SubLine (up/left) buttons
            if (!transient && scrollBar->subControls & SC_ScrollBarSubLine) {
                if ((scrollBar->activeSubControls & SC_ScrollBarSubLine) && sunken)
                    painter->setBrush(gradientStopColor);
                else if ((scrollBar->activeSubControls & SC_ScrollBarSubLine))
                    painter->setBrush(highlightedGradient);
                else
                    painter->setBrush(gradient);

                painter->setPen(Qt::NoPen);
                painter->drawRect(scrollBarSubLine.adjusted(horizontal ? 0 : 1, horizontal ? 1 : 0, 0, 0));
                painter->setPen(QPen(alphaOutline));
                if (option->state & State_Horizontal) {
                    if (option->direction == Qt::RightToLeft) {
                        pixmapRect.setLeft(scrollBarSubLine.left());
                        painter->drawLine(pixmapRect.topLeft(), pixmapRect.bottomLeft());
                    } else {
                        pixmapRect.setRight(scrollBarSubLine.right());
                        painter->drawLine(pixmapRect.topRight(), pixmapRect.bottomRight());
                    }
                } else {
                    pixmapRect.setBottom(scrollBarSubLine.bottom());
                    painter->drawLine(pixmapRect.bottomLeft(), pixmapRect.bottomRight());
                }

                QRect upRect = scrollBarSubLine.adjusted(horizontal ? 0 : 1, horizontal ? 1 : 0, horizontal ? -2 : -1, horizontal ? -1 : -2);
                painter->setBrush(Qt::NoBrush);
                painter->setPen(d->innerContrastLine());
                painter->drawRect(upRect);

                // Arrows
                Qt::ArrowType arrowType = Qt::UpArrow;
                if (option->state & State_Horizontal)
                    arrowType = option->direction == Qt::LeftToRight ? Qt::LeftArrow : Qt::RightArrow;
                qt_fusion_draw_arrow(arrowType, painter, option, upRect, arrowColor);
            }

            // The AddLine (down/right) button
            if (!transient && scrollBar->subControls & SC_ScrollBarAddLine) {
                if ((scrollBar->activeSubControls & SC_ScrollBarAddLine) && sunken)
                    painter->setBrush(gradientStopColor);
                else if ((scrollBar->activeSubControls & SC_ScrollBarAddLine))
                    painter->setBrush(midColor2);
                else
                    painter->setBrush(gradient);

                painter->setPen(Qt::NoPen);
                painter->drawRect(scrollBarAddLine.adjusted(horizontal ? 0 : 1, horizontal ? 1 : 0, 0, 0));
                painter->setPen(QPen(alphaOutline, 1));
                if (option->state & State_Horizontal) {
                    if (option->direction == Qt::LeftToRight) {
                        pixmapRect.setLeft(scrollBarAddLine.left());
                        painter->drawLine(pixmapRect.topLeft(), pixmapRect.bottomLeft());
                    } else {
                        pixmapRect.setRight(scrollBarAddLine.right());
                        painter->drawLine(pixmapRect.topRight(), pixmapRect.bottomRight());
                    }
                } else {
                    pixmapRect.setTop(scrollBarAddLine.top());
                    painter->drawLine(pixmapRect.topLeft(), pixmapRect.topRight());
                }

                QRect downRect = scrollBarAddLine.adjusted(1, 1, -1, -1);
                painter->setPen(d->innerContrastLine());
                painter->setBrush(Qt::NoBrush);
                painter->drawRect(downRect);

                Qt::ArrowType arrowType = Qt::DownArrow;
                if (option->state & State_Horizontal)
                    arrowType = option->direction == Qt::LeftToRight ? Qt::RightArrow : Qt::LeftArrow;
                qt_fusion_draw_arrow(arrowType, painter, option, downRect, arrowColor);
            }

        }
        painter->restore();
        break;;
#endif // QT_CONFIG(slider)
    case CC_ComboBox:
        painter->save();
        if (const QStyleOptionComboBox *comboBox = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
            bool hasFocus = option->state & State_HasFocus && option->state & State_KeyboardFocusChange;
            bool sunken = comboBox->state & State_On; // play dead, if combobox has no items
            bool isEnabled = (comboBox->state & State_Enabled);
            QPixmap cache;
            QString pixmapName = QStyleHelper::uniqueName(QLatin1String("combobox"), option, comboBox->rect.size());
            if (sunken)
                pixmapName += QLatin1String("-sunken");
            if (comboBox->editable)
                pixmapName += QLatin1String("-editable");
            if (isEnabled)
                pixmapName += QLatin1String("-enabled");
            if (!comboBox->frame)
                pixmapName += QLatin1String("-frameless");

            if (!QPixmapCache::find(pixmapName, &cache)) {
                cache = styleCachePixmap(comboBox->rect.size());
                cache.fill(Qt::transparent);
                QPainter cachePainter(&cache);
                QRect pixmapRect(0, 0, comboBox->rect.width(), comboBox->rect.height());
                QStyleOptionComboBox comboBoxCopy = *comboBox;
                comboBoxCopy.rect = pixmapRect;

                QRect rect = pixmapRect;
                QRect downArrowRect = proxy()->subControlRect(CC_ComboBox, &comboBoxCopy,
                                                              SC_ComboBoxArrow, widget);
                // Draw a line edit
                if (comboBox->editable) {
                    QStyleOptionFrame  buttonOption;
                    buttonOption.QStyleOption::operator=(*comboBox);
                    buttonOption.rect = rect;
                    buttonOption.state = (comboBox->state & (State_Enabled | State_MouseOver | State_HasFocus))
                            | State_KeyboardFocusChange; // Always show hig

                    if (sunken) {
                        buttonOption.state |= State_Sunken;
                        buttonOption.state &= ~State_MouseOver;
                    }

                    if (comboBox->frame) {
                        cachePainter.save();
                        cachePainter.setRenderHint(QPainter::Antialiasing, true);
                        cachePainter.translate(0.5, 0.5);
                        cachePainter.setPen(Qt::NoPen);
                        cachePainter.setBrush(buttonOption.palette.base());
                        cachePainter.drawRoundedRect(rect.adjusted(0, 0, -1, -1), 2, 2);
                        cachePainter.restore();
                        proxy()->drawPrimitive(PE_FrameLineEdit, &buttonOption, &cachePainter, widget);
                    }

                    // Draw button clipped
                    cachePainter.save();
                    cachePainter.setClipRect(downArrowRect.adjusted(0, 0, 1, 0));
                    buttonOption.rect.setLeft(comboBox->direction == Qt::LeftToRight ?
                                                  downArrowRect.left() - 6: downArrowRect.right() + 6);
                    proxy()->drawPrimitive(PE_PanelButtonCommand, &buttonOption, &cachePainter, widget);
                    cachePainter.restore();
                    cachePainter.setPen( QPen(hasFocus ? option->palette.highlight() : outline.lighter(110), 1));

                    if (!sunken) {
                        int borderSize = 1;
                        if (comboBox->direction == Qt::RightToLeft) {
                            cachePainter.drawLine(QPoint(downArrowRect.right() - 1, downArrowRect.top() + borderSize ),
                                                  QPoint(downArrowRect.right() - 1, downArrowRect.bottom() - borderSize));
                        } else {
                            cachePainter.drawLine(QPoint(downArrowRect.left() , downArrowRect.top() + borderSize),
                                                  QPoint(downArrowRect.left() , downArrowRect.bottom() - borderSize));
                        }
                    } else {
                        if (comboBox->direction == Qt::RightToLeft) {
                            cachePainter.drawLine(QPoint(downArrowRect.right(), downArrowRect.top() + 2),
                                                  QPoint(downArrowRect.right(), downArrowRect.bottom() - 2));

                        } else {
                            cachePainter.drawLine(QPoint(downArrowRect.left(), downArrowRect.top() + 2),
                                                  QPoint(downArrowRect.left(), downArrowRect.bottom() - 2));
                        }
                    }
                } else {
                    QStyleOptionButton buttonOption;
                    buttonOption.QStyleOption::operator=(*comboBox);
                    buttonOption.rect = rect;
                    buttonOption.state = comboBox->state & (State_Enabled | State_MouseOver | State_HasFocus | State_KeyboardFocusChange);
                    if (sunken) {
                        buttonOption.state |= State_Sunken;
                        buttonOption.state &= ~State_MouseOver;
                    }
                    proxy()->drawPrimitive(PE_PanelButtonCommand, &buttonOption, &cachePainter, widget);
                }
                if (comboBox->subControls & SC_ComboBoxArrow) {
                    // Draw the up/down arrow
                    QColor arrowColor = option->palette.buttonText().color();
                    arrowColor.setAlpha(160);
                    qt_fusion_draw_arrow(Qt::DownArrow, &cachePainter, option, downArrowRect, arrowColor);
                }
                cachePainter.end();
                QPixmapCache::insert(pixmapName, cache);
            }
            painter->drawPixmap(comboBox->rect.topLeft(), cache);
        }
        painter->restore();
        break;
#if QT_CONFIG(slider)
    case CC_Slider:
        if (const QStyleOptionSlider *slider = qstyleoption_cast<const QStyleOptionSlider *>(option)) {
            QRect groove = proxy()->subControlRect(CC_Slider, option, SC_SliderGroove, widget);
            QRect handle = proxy()->subControlRect(CC_Slider, option, SC_SliderHandle, widget);

            bool horizontal = slider->orientation == Qt::Horizontal;
            bool ticksAbove = slider->tickPosition & QSlider::TicksAbove;
            bool ticksBelow = slider->tickPosition & QSlider::TicksBelow;
            QColor activeHighlight = d->highlight(option->palette);
            QPixmap cache;
            QBrush oldBrush = painter->brush();
            QPen oldPen = painter->pen();
            QColor shadowAlpha(Qt::black);
            shadowAlpha.setAlpha(10);
            if (option->state & State_HasFocus && option->state & State_KeyboardFocusChange)
                outline = d->highlightedOutline(option->palette);


            if ((option->subControls & SC_SliderGroove) && groove.isValid()) {
                QColor grooveColor;
                grooveColor.setHsv(buttonColor.hue(),
                                   qMin(255, (int)(buttonColor.saturation())),
                                   qMin(255, (int)(buttonColor.value()*0.9)));
                QString groovePixmapName = QStyleHelper::uniqueName(QLatin1String("slider_groove"), option, groove.size());
                QRect pixmapRect(0, 0, groove.width(), groove.height());

                // draw background groove
                if (!QPixmapCache::find(groovePixmapName, &cache)) {
                    cache = styleCachePixmap(pixmapRect.size());
                    cache.fill(Qt::transparent);
                    QPainter groovePainter(&cache);
                    groovePainter.setRenderHint(QPainter::Antialiasing, true);
                    groovePainter.translate(0.5, 0.5);
                    QLinearGradient gradient;
                    if (horizontal) {
                        gradient.setStart(pixmapRect.center().x(), pixmapRect.top());
                        gradient.setFinalStop(pixmapRect.center().x(), pixmapRect.bottom());
                    }
                    else {
                        gradient.setStart(pixmapRect.left(), pixmapRect.center().y());
                        gradient.setFinalStop(pixmapRect.right(), pixmapRect.center().y());
                    }
                    groovePainter.setPen(QPen(outline));
                    gradient.setColorAt(0, grooveColor.darker(110));
                    gradient.setColorAt(1, grooveColor.lighter(110));//palette.button().color().darker(115));
                    groovePainter.setBrush(gradient);
                    groovePainter.drawRoundedRect(pixmapRect.adjusted(1, 1, -2, -2), 1, 1);
                    groovePainter.end();
                    QPixmapCache::insert(groovePixmapName, cache);
                }
                painter->drawPixmap(groove.topLeft(), cache);

                // draw blue groove highlight
                QRect clipRect;
                groovePixmapName += QLatin1String("_blue");
                if (!QPixmapCache::find(groovePixmapName, &cache)) {
                    cache = styleCachePixmap(pixmapRect.size());
                    cache.fill(Qt::transparent);
                    QPainter groovePainter(&cache);
                    QLinearGradient gradient;
                    if (horizontal) {
                        gradient.setStart(pixmapRect.center().x(), pixmapRect.top());
                        gradient.setFinalStop(pixmapRect.center().x(), pixmapRect.bottom());
                    }
                    else {
                        gradient.setStart(pixmapRect.left(), pixmapRect.center().y());
                        gradient.setFinalStop(pixmapRect.right(), pixmapRect.center().y());
                    }
                    QColor highlight = d->highlight(option->palette);
                    QColor highlightedoutline = highlight.darker(140);
                    if (qGray(outline.rgb()) > qGray(highlightedoutline.rgb()))
                        outline = highlightedoutline;


                    groovePainter.setRenderHint(QPainter::Antialiasing, true);
                    groovePainter.translate(0.5, 0.5);
                    groovePainter.setPen(QPen(outline));
                    gradient.setColorAt(0, activeHighlight);
                    gradient.setColorAt(1, activeHighlight.lighter(130));
                    groovePainter.setBrush(gradient);
                    groovePainter.drawRoundedRect(pixmapRect.adjusted(1, 1, -2, -2), 1, 1);
                    groovePainter.setPen(d->innerContrastLine());
                    groovePainter.setBrush(Qt::NoBrush);
                    groovePainter.drawRoundedRect(pixmapRect.adjusted(2, 2, -3, -3), 1, 1);
                    groovePainter.end();
                    QPixmapCache::insert(groovePixmapName, cache);
                }
                if (horizontal) {
                    if (slider->upsideDown)
                        clipRect = QRect(handle.right(), groove.top(), groove.right() - handle.right(), groove.height());
                    else
                        clipRect = QRect(groove.left(), groove.top(), handle.left(), groove.height());
                } else {
                    if (slider->upsideDown)
                        clipRect = QRect(groove.left(), handle.bottom(), groove.width(), groove.height() - handle.bottom());
                    else
                        clipRect = QRect(groove.left(), groove.top(), groove.width(), handle.top() - groove.top());
                }
                painter->save();
                painter->setClipRect(clipRect.adjusted(0, 0, 1, 1), Qt::IntersectClip);
                painter->drawPixmap(groove.topLeft(), cache);
                painter->restore();
            }

            if (option->subControls & SC_SliderTickmarks) {
                painter->setPen(outline);
                int tickSize = proxy()->pixelMetric(PM_SliderTickmarkOffset, option, widget);
                int available = proxy()->pixelMetric(PM_SliderSpaceAvailable, slider, widget);
                int interval = slider->tickInterval;
                if (interval <= 0) {
                    interval = slider->singleStep;
                    if (QStyle::sliderPositionFromValue(slider->minimum, slider->maximum, interval,
                                                        available)
                            - QStyle::sliderPositionFromValue(slider->minimum, slider->maximum,
                                                              0, available) < 3)
                        interval = slider->pageStep;
                }
                if (interval <= 0)
                    interval = 1;

                int v = slider->minimum;
                int len = proxy()->pixelMetric(PM_SliderLength, slider, widget);
                while (v <= slider->maximum + 1) {
                    if (v == slider->maximum + 1 && interval == 1)
                        break;
                    const int v_ = qMin(v, slider->maximum);
                    int pos = sliderPositionFromValue(slider->minimum, slider->maximum,
                                                      v_, (horizontal
                                                           ? slider->rect.width()
                                                           : slider->rect.height()) - len,
                                                      slider->upsideDown) + len / 2;
                    int extra = 2 - ((v_ == slider->minimum || v_ == slider->maximum) ? 1 : 0);

                    if (horizontal) {
                        if (ticksAbove) {
                            painter->drawLine(pos, slider->rect.top() + extra,
                                              pos, slider->rect.top() + tickSize);
                        }
                        if (ticksBelow) {
                            painter->drawLine(pos, slider->rect.bottom() - extra,
                                              pos, slider->rect.bottom() - tickSize);
                        }
                    } else {
                        if (ticksAbove) {
                            painter->drawLine(slider->rect.left() + extra, pos,
                                              slider->rect.left() + tickSize, pos);
                        }
                        if (ticksBelow) {
                            painter->drawLine(slider->rect.right() - extra, pos,
                                              slider->rect.right() - tickSize, pos);
                        }
                    }
                    // in the case where maximum is max int
                    int nextInterval = v + interval;
                    if (nextInterval < v)
                        break;
                    v = nextInterval;
                }
            }
            // draw handle
            if ((option->subControls & SC_SliderHandle) ) {
                QString handlePixmapName = QStyleHelper::uniqueName(QLatin1String("slider_handle"), option, handle.size());
                if (!QPixmapCache::find(handlePixmapName, &cache)) {
                    cache = styleCachePixmap(handle.size());
                    cache.fill(Qt::transparent);
                    QRect pixmapRect(0, 0, handle.width(), handle.height());
                    QPainter handlePainter(&cache);
                    QRect gradRect = pixmapRect.adjusted(2, 2, -2, -2);

                    // gradient fill
                    QRect r = pixmapRect.adjusted(1, 1, -2, -2);
                    QLinearGradient gradient = qt_fusion_gradient(gradRect, d->buttonColor(option->palette),horizontal ? TopDown : FromLeft);

                    handlePainter.setRenderHint(QPainter::Antialiasing, true);
                    handlePainter.translate(0.5, 0.5);

                    handlePainter.setPen(Qt::NoPen);
                    handlePainter.setBrush(QColor(0, 0, 0, 40));
                    handlePainter.drawRect(r.adjusted(-1, 2, 1, -2));

                    handlePainter.setPen(QPen(d->outline(option->palette)));
                    if (option->state & State_HasFocus && option->state & State_KeyboardFocusChange)
                        handlePainter.setPen(QPen(d->highlightedOutline(option->palette)));

                    handlePainter.setBrush(gradient);
                    handlePainter.drawRoundedRect(r, 2, 2);
                    handlePainter.setBrush(Qt::NoBrush);
                    handlePainter.setPen(d->innerContrastLine());
                    handlePainter.drawRoundedRect(r.adjusted(1, 1, -1, -1), 2, 2);

                    QColor cornerAlpha = outline.darker(120);
                    cornerAlpha.setAlpha(80);

                    //handle shadow
                    handlePainter.setPen(shadowAlpha);
                    handlePainter.drawLine(QPoint(r.left() + 2, r.bottom() + 1), QPoint(r.right() - 2, r.bottom() + 1));
                    handlePainter.drawLine(QPoint(r.right() + 1, r.bottom() - 3), QPoint(r.right() + 1, r.top() + 4));
                    handlePainter.drawLine(QPoint(r.right() - 1, r.bottom()), QPoint(r.right() + 1, r.bottom() - 2));

                    handlePainter.end();
                    QPixmapCache::insert(handlePixmapName, cache);
                }

                painter->drawPixmap(handle.topLeft(), cache);

            }
            painter->setBrush(oldBrush);
            painter->setPen(oldPen);
        }
        break;
#endif // QT_CONFIG(slider)
#if QT_CONFIG(dial)
    case CC_Dial:
        if (const QStyleOptionSlider *dial = qstyleoption_cast<const QStyleOptionSlider *>(option))
            QStyleHelper::drawDial(dial, painter);
        break;
#endif
    default:
        QCommonStyle::drawComplexControl(control, option, painter, widget);
        break;
    }
}

/*!
  \reimp
*/
int QFusionStyle::pixelMetric(PixelMetric metric, const QStyleOption *option, const QWidget *widget) const
{
    int val = -1;
    switch (metric) {
    case PM_SliderTickmarkOffset:
        val = 4;
        break;
    case PM_HeaderMargin:
    case PM_ToolTipLabelFrameWidth:
        val = 2;
        break;
    case PM_ButtonDefaultIndicator:
    case PM_ButtonShiftHorizontal:
    case PM_ButtonShiftVertical:
        val = 0;
        break;
    case PM_MessageBoxIconSize:
        val = 48;
        break;
    case PM_ListViewIconSize:
        val = 24;
        break;
    case PM_DialogButtonsSeparator:
    case PM_ScrollBarSliderMin:
        val = 26;
        break;
    case PM_TitleBarHeight:
        val = 24;
        break;
    case PM_ScrollBarExtent:
        val = 14;
        break;
    case PM_SliderThickness:
    case PM_SliderLength:
        val = 15;
        break;
    case PM_DockWidgetTitleMargin:
        val = 1;
        break;
    case PM_SpinBoxFrameWidth:
        val = 3;
        break;
    case PM_MenuVMargin:
    case PM_MenuHMargin:
    case PM_MenuPanelWidth:
        val = 0;
        break;
    case PM_MenuBarItemSpacing:
        val = 6;
        break;
    case PM_MenuBarVMargin:
    case PM_MenuBarHMargin:
    case PM_MenuBarPanelWidth:
        val = 0;
        break;
    case PM_ToolBarHandleExtent:
        val = 9;
        break;
    case PM_ToolBarItemSpacing:
        val = 1;
        break;
    case PM_ToolBarFrameWidth:
    case PM_ToolBarItemMargin:
        val = 2;
        break;
    case PM_SmallIconSize:
    case PM_ButtonIconSize:
        val = 16;
        break;
    case PM_DockWidgetTitleBarButtonMargin:
        val = 2;
        break;
    case PM_TitleBarButtonSize:
        val = 19;
        break;
    case PM_MaximumDragDistance:
        return -1; // Do not dpi-scale because the value is magic
    case PM_TabCloseIndicatorWidth:
    case PM_TabCloseIndicatorHeight:
        val = 20;
        break;
    case PM_TabBarTabVSpace:
        val = 12;
        break;
    case PM_TabBarTabOverlap:
        val = 1;
        break;
    case PM_TabBarBaseOverlap:
        val = 2;
        break;
    case PM_SubMenuOverlap:
        val = -1;
        break;
    case PM_DockWidgetHandleExtent:
    case PM_SplitterWidth:
        val = 4;
        break;
    case PM_IndicatorHeight:
    case PM_IndicatorWidth:
    case PM_ExclusiveIndicatorHeight:
    case PM_ExclusiveIndicatorWidth:
        val = 14;
        break;
    case PM_ScrollView_ScrollBarSpacing:
        val = 0;
        break;
    case PM_ScrollView_ScrollBarOverlap:
        if (proxy()->styleHint(SH_ScrollBar_Transient, option, widget))
            return proxy()->pixelMetric(PM_ScrollBarExtent, option, widget);
        val = 0;
        break;
    case PM_DefaultFrameWidth:
        return 1; // Do not dpi-scale because the drawn frame is always exactly 1 pixel thick
    default:
        return QCommonStyle::pixelMetric(metric, option, widget);
    }
    return QStyleHelper::dpiScaled(val, option);
}

/*!
  \reimp
*/
QSize QFusionStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
                                     const QSize &size, const QWidget *widget) const
{
    QSize newSize = QCommonStyle::sizeFromContents(type, option, size, widget);
    switch (type) {
    case CT_PushButton:
        if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(option)) {
            if (!btn->text.isEmpty() && newSize.width() < 80)
                newSize.setWidth(80);
            if (!btn->icon.isNull() && btn->iconSize.height() > 16)
                newSize -= QSize(0, 2);
        }
        break;
    case CT_GroupBox:
        if (option) {
            int topMargin = qMax(pixelMetric(PM_ExclusiveIndicatorHeight), option->fontMetrics.height()) + groupBoxTopMargin;
            newSize += QSize(10, topMargin); // Add some space below the groupbox
        }
        break;
    case CT_RadioButton:
    case CT_CheckBox:
        newSize += QSize(0, 1);
        break;
    case CT_ToolButton:
        newSize += QSize(2, 2);
        break;
    case CT_SpinBox:
        newSize += QSize(0, -3);
        break;
    case CT_ComboBox:
        newSize += QSize(2, 4);
        break;
    case CT_LineEdit:
        newSize += QSize(0, 4);
        break;
    case CT_MenuBarItem:
        newSize += QSize(8, 5);
        break;
    case CT_MenuItem:
        if (const QStyleOptionMenuItem *menuItem = qstyleoption_cast<const QStyleOptionMenuItem *>(option)) {
            int w = size.width(); // Don't rely of QCommonStyle's width calculation here
            int maxpmw = menuItem->maxIconWidth;
            int tabSpacing = 20;
            if (menuItem->text.contains(QLatin1Char('\t')))
                w += tabSpacing;
            else if (menuItem->menuItemType == QStyleOptionMenuItem::SubMenu)
                w += 2 * QStyleHelper::dpiScaled(QFusionStylePrivate::menuArrowHMargin, option);
            else if (menuItem->menuItemType == QStyleOptionMenuItem::DefaultItem) {
                QFontMetrics fm(menuItem->font);
                QFont fontBold = menuItem->font;
                fontBold.setBold(true);
                QFontMetrics fmBold(fontBold);
                w += fmBold.horizontalAdvance(menuItem->text) - fm.horizontalAdvance(menuItem->text);
            }
            const qreal dpi = QStyleHelper::dpi(option);
            const int checkcol = qMax<int>(maxpmw, QStyleHelper::dpiScaled(QFusionStylePrivate::menuCheckMarkWidth, dpi)); // Windows always shows a check column
            w += checkcol;
            w += QStyleHelper::dpiScaled(int(QFusionStylePrivate::menuRightBorder) + 10, dpi);
            newSize.setWidth(w);
            if (menuItem->menuItemType == QStyleOptionMenuItem::Separator) {
                if (!menuItem->text.isEmpty()) {
                    newSize.setHeight(menuItem->fontMetrics.height());
                }
            }
            else if (!menuItem->icon.isNull()) {
#if QT_CONFIG(combobox)
                if (const QComboBox *combo = qobject_cast<const QComboBox*>(widget)) {
                    newSize.setHeight(qMax(combo->iconSize().height() + 2, newSize.height()));
                }
#endif
            }
            newSize.setWidth(newSize.width() + int(QStyleHelper::dpiScaled(12, dpi)));
            newSize.setWidth(qMax<int>(newSize.width(), int(QStyleHelper::dpiScaled(120, dpi))));
        }
        break;
    case CT_SizeGrip:
        newSize += QSize(4, 4);
        break;
    case CT_MdiControls:
        newSize -= QSize(1, 0);
        break;
    default:
        break;
    }
    return newSize;
}

/*!
  \reimp
*/
void QFusionStyle::polish(QApplication *app)
{
    QCommonStyle::polish(app);
}

/*!
  \reimp
*/
void QFusionStyle::polish(QWidget *widget)
{
    QCommonStyle::polish(widget);
    if (false
#if QT_CONFIG(abstractbutton)
            || qobject_cast<QAbstractButton*>(widget)
#endif
#if QT_CONFIG(combobox)
            || qobject_cast<QComboBox *>(widget)
#endif
#if QT_CONFIG(progressbar)
            || qobject_cast<QProgressBar *>(widget)
#endif
#if QT_CONFIG(scrollbar)
            || qobject_cast<QScrollBar *>(widget)
#endif
#if QT_CONFIG(splitter)
            || qobject_cast<QSplitterHandle *>(widget)
#endif
#if QT_CONFIG(abstractslider)
            || qobject_cast<QAbstractSlider *>(widget)
#endif
#if QT_CONFIG(spinbox)
            || qobject_cast<QAbstractSpinBox *>(widget)
#endif
            || (widget->inherits("QDockSeparator"))
            || (widget->inherits("QDockWidgetSeparator"))
            ) {
        widget->setAttribute(Qt::WA_Hover, true);
        widget->setAttribute(Qt::WA_OpaquePaintEvent, false);
    }
}

/*!
  \reimp
*/
void QFusionStyle::polish(QPalette &pal)
{
    QCommonStyle::polish(pal);
}

/*!
  \reimp
*/
void QFusionStyle::unpolish(QWidget *widget)
{
    QCommonStyle::unpolish(widget);
    if (false
#if QT_CONFIG(abstractbutton)
            || qobject_cast<QAbstractButton*>(widget)
#endif
#if QT_CONFIG(combobox)
            || qobject_cast<QComboBox *>(widget)
#endif
#if QT_CONFIG(progressbar)
            || qobject_cast<QProgressBar *>(widget)
#endif
#if QT_CONFIG(scrollbar)
            || qobject_cast<QScrollBar *>(widget)
#endif
#if QT_CONFIG(splitter)
            || qobject_cast<QSplitterHandle *>(widget)
#endif
#if QT_CONFIG(abstractslider)
            || qobject_cast<QAbstractSlider *>(widget)
#endif
#if QT_CONFIG(spinbox)
            || qobject_cast<QAbstractSpinBox *>(widget)
#endif
            || (widget->inherits("QDockSeparator"))
            || (widget->inherits("QDockWidgetSeparator"))
            ) {
        widget->setAttribute(Qt::WA_Hover, false);
    }
}

/*!
  \reimp
*/
void QFusionStyle::unpolish(QApplication *app)
{
    QCommonStyle::unpolish(app);
}

/*!
  \reimp
*/
QRect QFusionStyle::subControlRect(ComplexControl control, const QStyleOptionComplex *option,
                                   SubControl subControl, const QWidget *widget) const
{
    QRect rect = QCommonStyle::subControlRect(control, option, subControl, widget);

    switch (control) {
#if QT_CONFIG(slider)
    case CC_Slider:
        if (const QStyleOptionSlider *slider = qstyleoption_cast<const QStyleOptionSlider *>(option)) {
            int tickSize = proxy()->pixelMetric(PM_SliderTickmarkOffset, option, widget);
            switch (subControl) {
            case SC_SliderHandle: {
                if (slider->orientation == Qt::Horizontal) {
                    rect.setHeight(proxy()->pixelMetric(PM_SliderThickness, option));
                    rect.setWidth(proxy()->pixelMetric(PM_SliderLength, option));
                    int centerY = slider->rect.center().y() - rect.height() / 2;
                    if (slider->tickPosition & QSlider::TicksAbove)
                        centerY += tickSize;
                    if (slider->tickPosition & QSlider::TicksBelow)
                        centerY -= tickSize;
                    rect.moveTop(centerY);
                } else {
                    rect.setWidth(proxy()->pixelMetric(PM_SliderThickness, option));
                    rect.setHeight(proxy()->pixelMetric(PM_SliderLength, option));
                    int centerX = slider->rect.center().x() - rect.width() / 2;
                    if (slider->tickPosition & QSlider::TicksAbove)
                        centerX += tickSize;
                    if (slider->tickPosition & QSlider::TicksBelow)
                        centerX -= tickSize;
                    rect.moveLeft(centerX);
                }
            }
                break;
            case SC_SliderGroove: {
                QPoint grooveCenter = slider->rect.center();
                const int grooveThickness = QStyleHelper::dpiScaled(7, option);
                if (slider->orientation == Qt::Horizontal) {
                    rect.setHeight(grooveThickness);
                    if (slider->tickPosition & QSlider::TicksAbove)
                        grooveCenter.ry() += tickSize;
                    if (slider->tickPosition & QSlider::TicksBelow)
                        grooveCenter.ry() -= tickSize;
                } else {
                    rect.setWidth(grooveThickness);
                    if (slider->tickPosition & QSlider::TicksAbove)
                        grooveCenter.rx() += tickSize;
                    if (slider->tickPosition & QSlider::TicksBelow)
                        grooveCenter.rx() -= tickSize;
                }
                rect.moveCenter(grooveCenter);
                break;
            }
            default:
                break;
            }
        }
        break;
#endif // QT_CONFIG(slider)
#if QT_CONFIG(spinbox)
    case CC_SpinBox:
        if (const QStyleOptionSpinBox *spinbox = qstyleoption_cast<const QStyleOptionSpinBox *>(option)) {
            int center = spinbox->rect.height() / 2;
            int fw = spinbox->frame ? 3 : 0; // Is drawn with 3 pixels width in drawComplexControl, independently from PM_SpinBoxFrameWidth
            int y = fw;
            const int buttonWidth = QStyleHelper::dpiScaled(14, option);
            int x, lx, rx;
            x = spinbox->rect.width() - y - buttonWidth + 2;
            lx = fw;
            rx = x - fw;
            switch (subControl) {
            case SC_SpinBoxUp:
                if (spinbox->buttonSymbols == QAbstractSpinBox::NoButtons)
                    return QRect();
                rect = QRect(x, fw, buttonWidth, center - fw);
                break;
            case SC_SpinBoxDown:
                if (spinbox->buttonSymbols == QAbstractSpinBox::NoButtons)
                    return QRect();

                rect = QRect(x, center, buttonWidth, spinbox->rect.bottom() - center - fw + 1);
                break;
            case SC_SpinBoxEditField:
                if (spinbox->buttonSymbols == QAbstractSpinBox::NoButtons) {
                    rect = QRect(lx, fw, spinbox->rect.width() - 2*fw, spinbox->rect.height() - 2*fw);
                } else {
                    rect = QRect(lx, fw, rx - qMax(fw - 1, 0), spinbox->rect.height() - 2*fw);
                }
                break;
            case SC_SpinBoxFrame:
                rect = spinbox->rect;
            default:
                break;
            }
            rect = visualRect(spinbox->direction, spinbox->rect, rect);
        }
        break;
#endif // QT_CONFIG(spinbox)
    case CC_GroupBox:
        if (const QStyleOptionGroupBox *groupBox = qstyleoption_cast<const QStyleOptionGroupBox *>(option)) {
            rect = option->rect;
            if (subControl == SC_GroupBoxFrame)
                return rect.adjusted(0, 0, 0, 0);
            else if (subControl == SC_GroupBoxContents) {
                QRect frameRect = option->rect.adjusted(0, 0, 0, -groupBoxBottomMargin);
                int margin = 3;
                int leftMarginExtension = 0;
                const int exclusiveIndicatorHeight = option->subControls.testFlag(SC_GroupBoxCheckBox) ?
                                                        pixelMetric(PM_ExclusiveIndicatorHeight) : 0;
                const int fontMetricsHeight = groupBox->text.isEmpty() ? 0 :
                                                groupBox->fontMetrics.height();
                const int topMargin = qMax(exclusiveIndicatorHeight, fontMetricsHeight) +
                                        groupBoxTopMargin;
                return frameRect.adjusted(leftMarginExtension + margin, margin + topMargin, -margin, -margin - groupBoxBottomMargin);
            }

            QSize textSize = option->fontMetrics.boundingRect(groupBox->text).size() + QSize(2, 2);
            int indicatorWidth = proxy()->pixelMetric(PM_IndicatorWidth, option, widget);
            int indicatorHeight = proxy()->pixelMetric(PM_IndicatorHeight, option, widget);

            const int width = textSize.width()
                + (option->subControls & QStyle::SC_GroupBoxCheckBox ? indicatorWidth + 5 : 0);

            rect = QRect();

            if (option->rect.width() > width) {
                switch (groupBox->textAlignment & Qt::AlignHorizontal_Mask) {
                case Qt::AlignHCenter:
                    rect.moveLeft((option->rect.width() - width) / 2);
                    break;
                case Qt::AlignRight:
                    rect.moveLeft(option->rect.width() - width);
                    break;
                }
            }

            if (subControl == SC_GroupBoxCheckBox) {
                rect.setWidth(indicatorWidth);
                rect.setHeight(indicatorHeight);
                rect.moveTop(textSize.height() > indicatorHeight ? (textSize.height() - indicatorHeight) / 2 : 0);
                rect.translate(1, 0);
            } else if (subControl == SC_GroupBoxLabel) {
                rect.setSize(textSize);
                rect.moveTop(1);
                if (option->subControls & QStyle::SC_GroupBoxCheckBox)
                    rect.translate(indicatorWidth + 5, 0);
            }
            return visualRect(option->direction, option->rect, rect);
        }

        return rect;

    case CC_ComboBox:
        switch (subControl) {
        case SC_ComboBoxArrow: {
            const qreal dpi = QStyleHelper::dpi(option);
            rect = visualRect(option->direction, option->rect, rect);
            rect.setRect(rect.right() - int(QStyleHelper::dpiScaled(18, dpi)), rect.top() - 2,
                         int(QStyleHelper::dpiScaled(19, dpi)), rect.height() + 4);
            rect = visualRect(option->direction, option->rect, rect);
        }
            break;
        case SC_ComboBoxEditField: {
            int frameWidth = 2;
            rect = visualRect(option->direction, option->rect, rect);
            rect.setRect(option->rect.left() + frameWidth, option->rect.top() + frameWidth,
                         option->rect.width() - int(QStyleHelper::dpiScaled(19, option)) - 2 * frameWidth,
                         option->rect.height() - 2 * frameWidth);
            if (const QStyleOptionComboBox *box = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
                if (!box->editable) {
                    rect.adjust(2, 0, 0, 0);
                    if (box->state & (State_Sunken | State_On))
                        rect.translate(1, 1);
                }
            }
            rect = visualRect(option->direction, option->rect, rect);
            break;
        }
        default:
            break;
        }
        break;
    case CC_TitleBar:
        if (const QStyleOptionTitleBar *tb = qstyleoption_cast<const QStyleOptionTitleBar *>(option)) {
            SubControl sc = subControl;
            QRect &ret = rect;
            const int indent = 3;
            const int controlTopMargin = 3;
            const int controlBottomMargin = 3;
            const int controlWidthMargin = 2;
            const int controlHeight = tb->rect.height() - controlTopMargin - controlBottomMargin ;
            const int delta = controlHeight + controlWidthMargin;
            int offset = 0;

            bool isMinimized = tb->titleBarState & Qt::WindowMinimized;
            bool isMaximized = tb->titleBarState & Qt::WindowMaximized;

            switch (sc) {
            case SC_TitleBarLabel:
                if (tb->titleBarFlags & (Qt::WindowTitleHint | Qt::WindowSystemMenuHint)) {
                    ret = tb->rect;
                    if (tb->titleBarFlags & Qt::WindowSystemMenuHint)
                        ret.adjust(delta, 0, -delta, 0);
                    if (tb->titleBarFlags & Qt::WindowMinimizeButtonHint)
                        ret.adjust(0, 0, -delta, 0);
                    if (tb->titleBarFlags & Qt::WindowMaximizeButtonHint)
                        ret.adjust(0, 0, -delta, 0);
                    if (tb->titleBarFlags & Qt::WindowShadeButtonHint)
                        ret.adjust(0, 0, -delta, 0);
                    if (tb->titleBarFlags & Qt::WindowContextHelpButtonHint)
                        ret.adjust(0, 0, -delta, 0);
                }
                break;
            case SC_TitleBarContextHelpButton:
                if (tb->titleBarFlags & Qt::WindowContextHelpButtonHint)
                    offset += delta;
                Q_FALLTHROUGH();
            case SC_TitleBarMinButton:
                if (!isMinimized && (tb->titleBarFlags & Qt::WindowMinimizeButtonHint))
                    offset += delta;
                else if (sc == SC_TitleBarMinButton)
                    break;
                Q_FALLTHROUGH();
            case SC_TitleBarNormalButton:
                if (isMinimized && (tb->titleBarFlags & Qt::WindowMinimizeButtonHint))
                    offset += delta;
                else if (isMaximized && (tb->titleBarFlags & Qt::WindowMaximizeButtonHint))
                    offset += delta;
                else if (sc == SC_TitleBarNormalButton)
                    break;
                Q_FALLTHROUGH();
            case SC_TitleBarMaxButton:
                if (!isMaximized && (tb->titleBarFlags & Qt::WindowMaximizeButtonHint))
                    offset += delta;
                else if (sc == SC_TitleBarMaxButton)
                    break;
                Q_FALLTHROUGH();
            case SC_TitleBarShadeButton:
                if (!isMinimized && (tb->titleBarFlags & Qt::WindowShadeButtonHint))
                    offset += delta;
                else if (sc == SC_TitleBarShadeButton)
                    break;
                Q_FALLTHROUGH();
            case SC_TitleBarUnshadeButton:
                if (isMinimized && (tb->titleBarFlags & Qt::WindowShadeButtonHint))
                    offset += delta;
                else if (sc == SC_TitleBarUnshadeButton)
                    break;
                Q_FALLTHROUGH();
            case SC_TitleBarCloseButton:
                if (tb->titleBarFlags & Qt::WindowSystemMenuHint)
                    offset += delta;
                else if (sc == SC_TitleBarCloseButton)
                    break;
                ret.setRect(tb->rect.right() - indent - offset, tb->rect.top() + controlTopMargin,
                            controlHeight, controlHeight);
                break;
            case SC_TitleBarSysMenu:
                if (tb->titleBarFlags & Qt::WindowSystemMenuHint) {
                    ret.setRect(tb->rect.left() + controlWidthMargin + indent, tb->rect.top() + controlTopMargin,
                                controlHeight, controlHeight);
                }
                break;
            default:
                break;
            }
            ret = visualRect(tb->direction, tb->rect, ret);
        }
        break;
    default:
        break;
    }

    return rect;
}


/*!
  \reimp
*/
QRect QFusionStyle::itemPixmapRect(const QRect &r, int flags, const QPixmap &pixmap) const
{
    return QCommonStyle::itemPixmapRect(r, flags, pixmap);
}

/*!
  \reimp
*/
void QFusionStyle::drawItemPixmap(QPainter *painter, const QRect &rect,
                                  int alignment, const QPixmap &pixmap) const
{
    QCommonStyle::drawItemPixmap(painter, rect, alignment, pixmap);
}

/*!
  \reimp
*/
QStyle::SubControl QFusionStyle::hitTestComplexControl(ComplexControl cc, const QStyleOptionComplex *opt,
                                                       const QPoint &pt, const QWidget *w) const
{
    return QCommonStyle::hitTestComplexControl(cc, opt, pt, w);
}

/*!
  \reimp
*/
QPixmap QFusionStyle::generatedIconPixmap(QIcon::Mode iconMode, const QPixmap &pixmap,
                                          const QStyleOption *opt) const
{
    return QCommonStyle::generatedIconPixmap(iconMode, pixmap, opt);
}

/*!
  \reimp
*/
int QFusionStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidget *widget,
                            QStyleHintReturn *returnData) const
{
    switch (hint) {
    case SH_Slider_SnapToValue:
    case SH_PrintDialog_RightAlignButtons:
    case SH_FontDialog_SelectAssociatedText:
    case SH_MenuBar_AltKeyNavigation:
    case SH_ComboBox_ListMouseTracking:
    case SH_Slider_StopMouseOverSlider:
    case SH_ScrollBar_MiddleClickAbsolutePosition:
    case SH_EtchDisabledText:
    case SH_TitleBar_AutoRaise:
    case SH_TitleBar_NoBorder:
    case SH_ItemView_ShowDecorationSelected:
    case SH_ItemView_ArrowKeysNavigateIntoChildren:
    case SH_ItemView_ChangeHighlightOnFocus:
    case SH_MenuBar_MouseTracking:
    case SH_Menu_MouseTracking:
    case SH_Menu_SupportsSections:
        return 1;

#if defined(QT_PLATFORM_UIKIT)
    case SH_ComboBox_UseNativePopup:
        return 1;
#endif

    case SH_ToolBox_SelectedPageTitleBold:
    case SH_ScrollView_FrameOnlyAroundContents:
    case SH_Menu_AllowActiveAndDisabled:
    case SH_MainWindow_SpaceBelowMenuBar:
    case SH_MessageBox_CenterButtons:
    case SH_RubberBand_Mask:
        return 0;

    case SH_ComboBox_Popup:
        if (const QStyleOptionComboBox *cmb = qstyleoption_cast<const QStyleOptionComboBox *>(option))
            return !cmb->editable;
        return 0;

    case SH_Table_GridLineColor:
        return option ? option->palette.window().color().darker(120).rgba() : 0;

    case SH_MessageBox_TextInteractionFlags:
        return Qt::TextSelectableByMouse | Qt::LinksAccessibleByMouse;
#if QT_CONFIG(wizard)
    case SH_WizardStyle:
        return QWizard::ClassicStyle;
#endif
    case SH_Menu_SubMenuPopupDelay:
        return 225; // default from GtkMenu

    case SH_WindowFrame_Mask:
        if (QStyleHintReturnMask *mask = qstyleoption_cast<QStyleHintReturnMask *>(returnData)) {
            //left rounded corner
            mask->region = option->rect;
            mask->region -= QRect(option->rect.left(), option->rect.top(), 5, 1);
            mask->region -= QRect(option->rect.left(), option->rect.top() + 1, 3, 1);
            mask->region -= QRect(option->rect.left(), option->rect.top() + 2, 2, 1);
            mask->region -= QRect(option->rect.left(), option->rect.top() + 3, 1, 2);

            //right rounded corner
            mask->region -= QRect(option->rect.right() - 4, option->rect.top(), 5, 1);
            mask->region -= QRect(option->rect.right() - 2, option->rect.top() + 1, 3, 1);
            mask->region -= QRect(option->rect.right() - 1, option->rect.top() + 2, 2, 1);
            mask->region -= QRect(option->rect.right() , option->rect.top() + 3, 1, 2);
            return 1;
        }
    default:
        break;
    }
    return QCommonStyle::styleHint(hint, option, widget, returnData);
}

/*! \reimp */
QRect QFusionStyle::subElementRect(SubElement sr, const QStyleOption *opt, const QWidget *w) const
{
    QRect r = QCommonStyle::subElementRect(sr, opt, w);
    switch (sr) {
    case SE_ProgressBarLabel:
    case SE_ProgressBarContents:
    case SE_ProgressBarGroove:
        return opt->rect;
    case SE_PushButtonFocusRect:
        r.adjust(0, 1, 0, -1);
        break;
    case SE_DockWidgetTitleBarText: {
        if (const QStyleOptionDockWidget *titlebar = qstyleoption_cast<const QStyleOptionDockWidget*>(opt)) {
            bool verticalTitleBar = titlebar->verticalTitleBar;
            if (verticalTitleBar) {
                r.adjust(0, 0, 0, -4);
            } else {
                if (opt->direction == Qt::LeftToRight)
                    r.adjust(4, 0, 0, 0);
                else
                    r.adjust(0, 0, -4, 0);
            }
        }

        break;
    }
    default:
        break;
    }
    return r;
}

/*!
    \reimp
*/
QIcon QFusionStyle::standardIcon(StandardPixmap standardIcon, const QStyleOption *option,
                                 const QWidget *widget) const
{
#if QT_CONFIG(imageformat_xpm)
    switch (standardIcon) {
    case SP_TitleBarNormalButton:
        return QIcon(QPixmap(dock_widget_restore_xpm));
    case SP_TitleBarMinButton:
        return QIcon(QPixmap(workspace_minimize));
    case SP_TitleBarCloseButton:
    case SP_DockWidgetCloseButton:
        return QIcon(QPixmap(dock_widget_close_xpm));
    default:
        break;
    }
#endif // imageformat_xpm
    return QCommonStyle::standardIcon(standardIcon, option, widget);
}

/*!
 \reimp
 */
QPixmap QFusionStyle::standardPixmap(StandardPixmap standardPixmap, const QStyleOption *opt,
                                     const QWidget *widget) const
{
#ifndef QT_NO_IMAGEFORMAT_XPM
    switch (standardPixmap) {
    case SP_TitleBarNormalButton:
        return QPixmap(dock_widget_restore_xpm);
    case SP_TitleBarMinButton:
        return QPixmap(workspace_minimize);
    case SP_TitleBarCloseButton:
    case SP_DockWidgetCloseButton:
        return QPixmap(dock_widget_close_xpm);

    default:
        break;
    }
#endif //QT_NO_IMAGEFORMAT_XPM

    return QCommonStyle::standardPixmap(standardPixmap, opt, widget);
}

QT_END_NAMESPACE

#include "moc_qfusionstyle_p.cpp"

#endif // style_fusion|| QT_PLUGIN