Global Variable

UIAccessibilityGrayscaleStatusDidChangeNotification

Posted by UIKit when the system’s Grayscale setting has changed.

Declaration

const NSNotificationName UIAccessibilityGrayscaleStatusDidChangeNotification;

Discussion

This notification does not include a parameter. Observe this notification using the default notification center.

See Also

Colors

UIAccessibilityDarkerSystemColorsStatusDidChangeNotification

Posted by UIKit when the system’s Darken Colors setting has changed.

UIAccessibilityInvertColorsStatusDidChangeNotification

Posted by UIKit when the setting for inverted colors has changed.