Method paintEvent

ElaWidgetTools/ElaToolBar.cpp:97–129

}

void ElaToolBar::paintEvent(QPaintEvent* event)
{
    Q_D(ElaToolBar);
    QPainter painter(this);
    painter.save();
    painter.setRenderHints(QPainter::Antialiasing);
    if (isFloating())
    {
        // 高性能阴影
        eTheme->drawEffectShadow(&painter, rect(), d->_shadowBorderWidth, 6);
        //背景
        painter.setPen(ElaThemeColor(d->_themeMode, PopupBorder));
        painter.setBrush(ElaThemeColor(d->_themeMode, DialogBase));
        QRect foregroundRect(d->_shadowBorderWidth, d->_shadowBorderWidth, width() - 2 * d->_shadowBorderWidth, height() - 2 * d->_shadowBorderWidth);
        painter.drawRoundedRect(foregroundRect, 5, 5);
        QStyle* style = this->style();
        QStyleOptionToolBar opt;
        initStyleOption(&opt);
        opt.rect = style->subElementRect(QStyle::SE_ToolBarHandle, &opt, this);
        if (opt.rect.isValid())
        {
            style->drawPrimitive(QStyle::PE_IndicatorToolBarHandle, &opt, &painter, this);
        }
    }
    else
    {
        painter.setPen(Qt::NoPen);
        painter.setBrush(Qt::transparent);
        painter.drawRoundedRect(rect(), 5, 5);
        QToolBar::paintEvent(event);
    }
    painter.restore();
}