qt-everywhere-src-5.14.1/qtquickcontrols2/src/imports/controls/universal/qquickuniversaltheme.cpp

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#include "qquickuniversaltheme_p.h"

#include <QtGui/qfontinfo.h>
#include <QtQuickTemplates2/private/qquicktheme_p.h>

QT_BEGIN_NAMESPACE

void QQuickUniversalTheme::initialize(QQuickTheme *theme)
{
    QFont systemFont;
    QFont groupBoxTitleFont;
    QFont tabButtonFont;

    const QFont font(QLatin1String("Segoe UI"));
    if (QFontInfo(font).family() == QLatin1String("Segoe UI")) {
        const QString family = font.family();
        systemFont.setFamily(family);
        groupBoxTitleFont.setFamily(family);
        tabButtonFont.setFamily(family);
    }

    systemFont.setPixelSize(15);
    theme->setFont(QQuickTheme::System, systemFont);

    groupBoxTitleFont.setPixelSize(15);
    groupBoxTitleFont.setWeight(QFont::DemiBold);
    theme->setFont(QQuickTheme::GroupBox, groupBoxTitleFont);

    tabButtonFont.setPixelSize(24);
    tabButtonFont.setWeight(QFont::Light);
    theme->setFont(QQuickTheme::TabBar, tabButtonFont);
}

QT_END_NAMESPACE