QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
const int textMargin = style->pixelMetric(QStyle::PM_FocusFrameHMargin) + 1;
style->drawPrimitive(QStyle::PE_PanelItemViewItem, &opt, painter, opt.widget);
QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
const int textMargin = style->pixelMetric(QStyle::PM_FocusFrameHMargin) + 1;
style->drawPrimitive(QStyle::PE_PanelItemViewItem, &opt, painter, opt.widget);