Trait NSObjectNSKeyValueObservingCustomization

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

Available on crate feature NSKeyValueObserving only.

Category “NSKeyValueObservingCustomization” on NSObject.

Provided Methods

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

Available on crate features NSSet and NSString only.

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

Available on crate feature NSString only.

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

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

Setter for observationInfo.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors

impl NSObjectNSKeyValueObservingCustomization for NSObject