Method paintEvent

launcher/ui/instanceview/InstanceView.cpp:501–590

}

void InstanceView::paintEvent(QPaintEvent *event)
{
    executeDelayedItemsLayout();

    QPainter painter(this->viewport());

#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
    QStyleOptionViewItem option;
    initViewItemOption(&option);
#else
    QStyleOptionViewItem option = viewOptions();
#endif
    option.widget = this;

    int wpWidth = viewport()->width();
    option.rect.setWidth(wpWidth);
    for (int i = 0; i < m_groups.size(); ++i)
    {
        VisualGroup *category = m_groups.at(i);
        int y = category->verticalPosition();
        y -= verticalOffset();
        QRect backup = option.rect;
        int height = category->totalHeight();
        option.rect.setTop(y);
        option.rect.setHeight(height);
        option.rect.setLeft(m_leftMargin);
        option.rect.setRight(wpWidth - m_rightMargin);
        category->drawHeader(&painter, option);
        y += category->totalHeight() + m_categoryMargin;
        option.rect = backup;
    }

    for (int i = 0; i < model()->rowCount(); ++i)
    {
        const QModelIndex index = model()->index(i, 0);
        if (isIndexHidden(index))
        {
            continue;
        }
        Qt::ItemFlags flags = index.flags();
        option.rect = visualRect(index);
        option.features |= QStyleOptionViewItem::WrapText;
        if (flags & Qt::ItemIsSelectable && selectionModel()->isSelected(index))
        {
            option.state |= selectionModel()->isSelected(index) ? QStyle::State_Selected
                                                                : QStyle::State_None;
        }
        else
        {
            option.state &= ~QStyle::State_Selected;
        }
        option.state |= (index == currentIndex()) ? QStyle::State_HasFocus : QStyle::State_None;
        if (!(flags & Qt::ItemIsEnabled))
        {
            option.state &= ~QStyle::State_Enabled;
        }
        itemDelegate()->paint(&painter, option, index);
    }