Trait UITraitChangeObservable 

pub unsafe trait UITraitChangeObservable: MainThreadOnly {
    // Provided method
    fn unregisterForTraitChanges(
        &self,
        registration: &ProtocolObject<dyn UITraitChangeRegistration>,
    )
       where Self: Sized + Message { ... }
}

Available on crate feature UITraitCollection only.

Apple’s documentation

Provided Methods

fn unregisterForTraitChanges( &self, registration: &ProtocolObject<dyn UITraitChangeRegistration>, )

where Self: Sized + Message,

Trait Implementations

impl ProtocolType for dyn UITraitChangeObservable

const NAME: &'static str = "UITraitChangeObservable"

The name of the Objective-C protocol that this type represents.

fn protocol() -> Option<&'static AnyProtocol>

Get a reference to the Objective-C protocol object that this type represents.

impl<T> ImplementedBy<T> for dyn UITraitChangeObservable

where T: ?Sized + Message + UITraitChangeObservable,

Implementations on Foreign Types

impl<T> UITraitChangeObservable for ProtocolObject<T>

where T: ?Sized + UITraitChangeObservable,

Implementors

impl UITraitChangeObservable for UIPresentationController

Available on crate feature UIPresentationController only.

impl UITraitChangeObservable for UIView

Available on crate feature UIView only.

impl UITraitChangeObservable for UIViewController

Available on crate feature UIViewController only.

impl UITraitChangeObservable for UIWindowScene

Available on crate feature UIWindowScene only.