Global Variable

UIAccessibilityReduceTransparencyStatusDidChangeNotification

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

Declaration

const NSNotificationName UIAccessibilityReduceTransparencyStatusDidChangeNotification;

Discussion

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

See Also

UI Changes

UIAccessibilityScreenChangedNotification

Posted by an application when a new view appears that makes up a major portion of the screen.

UIAccessibilityLayoutChangedNotification

Posted by an application when the layout of a screen changes, such as when an element appears or disappears.

UIAccessibilityPageScrolledNotification

Posted by an application when a scroll action has completed and the accessibilityScroll: method has been called.

UIAccessibilitySwitchControlStatusDidChangeNotification

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

UIAccessibilityElementFocusedNotification

Posted by UIKit when an assistive technology focuses on an element.