Trait objc2_foundation::NSObjectNSKeyValueObservingCustomization

pub unsafe trait NSObjectNSKeyValueObservingCustomization: ClassType {
    // Provided methods
    unsafe fn keyPathsForValuesAffectingValueForKey(
        key: &NSString
    ) -> Retained<NSSet<NSString>>
       where Self: Sized + ClassType { ... }
    unsafe fn automaticallyNotifiesObserversForKey(key: &NSString) -> bool
       where Self: Sized + ClassType { ... }
    unsafe fn observationInfo(&self) -> *mut c_void
       where Self: Sized + Message { ... }
    unsafe fn setObservationInfo(&self, observation_info: *mut c_void)
       where Self: Sized + Message { ... }
}

Available on crate feature NSKeyValueObserving only.

Category “NSKeyValueObservingCustomization” on NSObject.

Provided Methods

unsafe fn keyPathsForValuesAffectingValueForKey( key: &NSString ) -> Retained<NSSet<NSString>>

where Self: Sized + ClassType,

Available on crate features NSSet and NSString only.

unsafe fn automaticallyNotifiesObserversForKey(key: &NSString) -> bool

where Self: Sized + ClassType,

Available on crate feature NSString only.

unsafe fn observationInfo(&self) -> *mut c_void

where Self: Sized + Message,

unsafe fn setObservationInfo(&self, observation_info: *mut c_void)

where Self: Sized + Message,

Object Safety

This trait is not object safe.

Implementors

impl NSObjectNSKeyValueObservingCustomization for NSObject