pub trait Observe<T>: Sized {
    // Required methods
    fn get(&self) -> Ref<'_, T>;
    fn subscribe(&self, cb: Box<dyn Fn()>) -> ListenerHandle;
    fn once(&self, cb: Box<dyn Fn()>) -> ListenerHandle;
    fn unsubscribe(&self, handle: ListenerHandle) -> bool;
}

Required Methods§

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fn get(&self) -> Ref<'_, T>

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fn subscribe(&self, cb: Box<dyn Fn()>) -> ListenerHandle

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fn once(&self, cb: Box<dyn Fn()>) -> ListenerHandle

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fn unsubscribe(&self, handle: ListenerHandle) -> bool

Implementors§