bool dark = false;
        if (theme == ThemeType::System)
        {
#if QT_VERSION >= QT_VERSION_CHECK(6,5,0)
            dark = qApp->styleHints()->colorScheme() == Qt::ColorScheme::Dark;
#endif
        }
        else
        {
            dark = (theme == ThemeType::Dark);
        }
        this->applyTheme(dark);