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-rw-r--r--src/plugins/platforms/cocoa/qcocoaintegration.mm3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoaintegration.mm b/src/plugins/platforms/cocoa/qcocoaintegration.mm
index f6a49dd74f..affbee35b7 100644
--- a/src/plugins/platforms/cocoa/qcocoaintegration.mm
+++ b/src/plugins/platforms/cocoa/qcocoaintegration.mm
@@ -206,6 +206,9 @@ QCocoaIntegration::QCocoaIntegration(const QStringList &paramList)
// by explicitly setting the presentation option to the magic 'default value',
// which will resolve to an actual value and result in screen invalidation.
cocoaApplication.presentationOptions = NSApplicationPresentationDefault;
+
+ m_screensObserver = QMacScopedObserver([NSApplication sharedApplication],
+ NSApplicationDidChangeScreenParametersNotification, [&]() { updateScreens(); });
updateScreens();
QMacInternalPasteboardMime::initializeMimeTypes();