diff options
Diffstat (limited to 'src/plugins/styles/mac')
| -rw-r--r-- | src/plugins/styles/mac/qmacstyle_mac.mm | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/plugins/styles/mac/qmacstyle_mac.mm b/src/plugins/styles/mac/qmacstyle_mac.mm index 6d6648c1fa..288e4cd29a 100644 --- a/src/plugins/styles/mac/qmacstyle_mac.mm +++ b/src/plugins/styles/mac/qmacstyle_mac.mm @@ -447,6 +447,42 @@ static const int toolButtonArrowMargin = 2; static const qreal focusRingWidth = 3.5; +// An application can force 'Aqua' theme while the system theme is one of +// the 'Dark' variants. Since in Qt we sometimes use NSControls and even +// NSCells directly without attaching them to any view hierarchy, we have +// to set NSAppearance.currentAppearance to 'Aqua' manually, to make sure +// the correct rendering path is triggered. Apple recommends us to un-set +// the current appearance back after we finished with drawing. This is what +// AppearanceSync is for. + +class AppearanceSync { +public: + AppearanceSync() + { +#if QT_MACOS_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_10_14) + if (QOperatingSystemVersion::current() >= QOperatingSystemVersion::MacOSMojave + && !qt_mac_applicationIsInDarkMode()) { + auto requiredAppearanceName = NSApplication.sharedApplication.effectiveAppearance.name; + if (![NSAppearance.currentAppearance.name isEqualToString:requiredAppearanceName]) { + previous = NSAppearance.currentAppearance; + NSAppearance.currentAppearance = [NSAppearance appearanceNamed:requiredAppearanceName]; + } + } +#endif // QT_MACOS_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_10_14) + } + + ~AppearanceSync() + { + if (previous) + NSAppearance.currentAppearance = previous; + } + +private: + NSAppearance *previous = nil; + + Q_DISABLE_COPY(AppearanceSync) +}; + static bool setupScroller(NSScroller *scroller, const QStyleOptionSlider *sb) { const qreal length = sb->maximum - sb->minimum + sb->pageStep; @@ -2918,6 +2954,7 @@ void QMacStyle::drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, QPai const QWidget *w) const { Q_D(const QMacStyle); + const AppearanceSync appSync; QMacCGContext cg(p); QWindow *window = w && w->window() ? w->window()->windowHandle() : nullptr; d->resolveCurrentNSView(window); @@ -3443,6 +3480,7 @@ void QMacStyle::drawControl(ControlElement ce, const QStyleOption *opt, QPainter const QWidget *w) const { Q_D(const QMacStyle); + const AppearanceSync sync; QMacCGContext cg(p); QWindow *window = w && w->window() ? w->window()->windowHandle() : nullptr; d->resolveCurrentNSView(window); @@ -5033,6 +5071,7 @@ void QMacStyle::drawComplexControl(ComplexControl cc, const QStyleOptionComplex const QWidget *widget) const { Q_D(const QMacStyle); + const AppearanceSync sync; QMacCGContext cg(p); QWindow *window = widget && widget->window() ? widget->window()->windowHandle() : nullptr; d->resolveCurrentNSView(window); |