Struct objc_id::WeakId

pub struct WeakId<T> {
    // some fields omitted
}

A pointer type for a weak reference to an Objective-C reference counted object.

Methods

impl<T> WeakId<T> where T: Message

fn new(obj: &ShareId<T>) -> WeakId<T>

Construct a new WeakId referencing the given ShareId.

fn load(&self) -> Option<ShareId<T>>

Load a ShareId from the WeakId if the object still exists. Returns None if the object has been deallocated.

Trait Implementations

impl<T> Sync for WeakId<T> where T: Sync

impl<T> Send for WeakId<T> where T: Sync