The visibility state of the search interface.
- iOS 3.0–8.0Deprecated
- Mac Catalyst 13.0–13.0Deprecated
The default value is
If you set this value directly, any change is performed without animation. Use
set if a change in state should be animated.
When the user focus in the search field of a managed search bar, the search display controller automatically displays the search interface. You can use this property to force the search interface to appear.