Trait objc2_foundation::NSObjectNSKeyValueObserverRegistration

source · 
pub unsafe trait NSObjectNSKeyValueObserverRegistration: ClassType {
    // Provided methods
    unsafe fn addObserver_forKeyPath_options_context(
        &self,
        observer: &NSObject,
        key_path: &NSString,
        options: NSKeyValueObservingOptions,
        context: *mut c_void
    )
       where Self: Sized + Message { ... }
    unsafe fn removeObserver_forKeyPath_context(
        &self,
        observer: &NSObject,
        key_path: &NSString,
        context: *mut c_void
    )
       where Self: Sized + Message { ... }
    unsafe fn removeObserver_forKeyPath(
        &self,
        observer: &NSObject,
        key_path: &NSString
    )
       where Self: Sized + Message { ... }
}
Available on crate feature NSKeyValueObserving only.
Expand description

Category “NSKeyValueObserverRegistration” on NSObject.

Provided Methods§

source

unsafe fn addObserver_forKeyPath_options_context( &self, observer: &NSObject, key_path: &NSString, options: NSKeyValueObservingOptions, context: *mut c_void )
where Self: Sized + Message,

Available on crate feature NSString only.
source

unsafe fn removeObserver_forKeyPath_context( &self, observer: &NSObject, key_path: &NSString, context: *mut c_void )
where Self: Sized + Message,

Available on crate feature NSString only.
source

unsafe fn removeObserver_forKeyPath( &self, observer: &NSObject, key_path: &NSString )
where Self: Sized + Message,

Available on crate feature NSString only.

Object Safety§

This trait is not object safe.

Implementors§