Struct ChangeNotifier

pub struct ChangeNotifier { /* private fields */ }

Offers a composable way to listen for the availability of new work from providers.

Implementations

impl ChangeNotifier

pub fn notify(&self)

Informs all registered listeners that a change has occurred.

pub fn add_listener( &self, listener: impl 'static + Fn() + Send + Sync, ) -> ChangeNotificationListener

Registers the specified callback to be invoked upon change. Returns a listener that must be kept alive to receive notifications.

Trait Implementations

impl Debug for ChangeNotifier

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for ChangeNotifier

fn default() -> ChangeNotifier

Returns the “default value” for a type.