C++ (Cpp) QStyleOptionDockWidgetV2 Examples

Example #1

File: KoDockWidgetTitleBar.cpp Project: ChrisJong/krita

void KoDockWidgetTitleBar::paintEvent(QPaintEvent*)
{
    QStylePainter p(this);

    QDockWidget *q = qobject_cast<QDockWidget*>(parentWidget());

    int fw = q->isFloating() ? q->style()->pixelMetric(QStyle::PM_DockWidgetFrameWidth, 0, q) : 0;
    int mw = q->style()->pixelMetric(QStyle::PM_DockWidgetTitleMargin, 0, q);

    QStyleOptionDockWidgetV2 titleOpt;
    titleOpt.initFrom(q);

    QSize collapseButtonSize(0,0);
    if (d->collapsable) {
        collapseButtonSize = d->collapseButton->size();
    }

    QSize lockButtonSize(0,0);
    if (d->lockable) {
        lockButtonSize = d->lockButton->size();
    }

    titleOpt.rect = QRect(QPoint(fw + mw + collapseButtonSize.width() + lockButtonSize.width(), 0),
                          QSize(geometry().width() - (fw * 2) -  mw - collapseButtonSize.width() - lockButtonSize.width(), geometry().height()));
    titleOpt.title = q->windowTitle();
    titleOpt.closable = hasFeature(q, QDockWidget::DockWidgetClosable);
    titleOpt.floatable = hasFeature(q, QDockWidget::DockWidgetFloatable);
    p.drawControl(QStyle::CE_DockWidgetTitle, titleOpt);
}

Example #2

void KoDockWidgetTitleBar::resizeEvent(QResizeEvent*)
{
    QDockWidget *q = qobject_cast<QDockWidget*>(parentWidget());
    int fw = q->isFloating() ? q->style()->pixelMetric(QStyle::PM_DockWidgetFrameWidth, 0, q) : 0;
    QStyleOptionDockWidgetV2 opt;
    opt.initFrom(q);
    opt.rect = QRect(QPoint(fw, fw), QSize(geometry().width() - (fw * 2), geometry().height() - (fw * 2)));
    opt.title = q->windowTitle();
    opt.closable = hasFeature(q, QDockWidget::DockWidgetClosable);
    opt.floatable = hasFeature(q, QDockWidget::DockWidgetFloatable);

    QRect floatRect = q->style()->subElementRect(QStyle::SE_DockWidgetFloatButton, &opt, q);
    if (!floatRect.isNull())
        d->floatButton->setGeometry(floatRect);

    QRect closeRect = q->style()->subElementRect(QStyle::SE_DockWidgetCloseButton, &opt, q);
    if (!closeRect.isNull())
        d->closeButton->setGeometry(closeRect);

    int top = fw;
    if (!floatRect.isNull()) top = floatRect.y();
    else if (!closeRect.isNull()) top = closeRect.y();

    QSize size = d->collapseButton->size();
    if (!closeRect.isNull()) {
        size = d->closeButton->size();
    } else if (!floatRect.isNull()) {
        size = d->floatButton->size();
    }
    QRect collapseRect = QRect(QPoint(fw, top), size);
    d->collapseButton->setGeometry(collapseRect);
}