Struct options::DefaultOptionsMonitor

pub struct DefaultOptionsMonitor<T> { /* private fields */ }

Represents the default implementation for notifications when option instances change.

Implementations

impl<T: 'static> DefaultOptionsMonitor<T>

pub fn new( cache: Ref<dyn OptionsMonitorCache<T>>, sources: Vec<Ref<dyn OptionsChangeTokenSource<T>>>, factory: Ref<dyn OptionsFactory<T>> ) -> Self

Initializes a new default options monitor.

Arguments

• cache - The cache used for monitored options
• sources - The source tokens used to track option changes
• factory - The factory used to create new options

Trait Implementations

impl<T> OptionsMonitor<T> for DefaultOptionsMonitor<T>

fn get(&self, name: Option<&str>) -> Ref<T>

Returns a configured instance with the given name.

fn on_change( &self, listener: Box<dyn Fn(Option<&str>, Ref<T>) + Send + Sync> ) -> Subscription<T>

Registers a callback function to be invoked when the configured instance with the given name changes.

fn current_value(&self) -> Ref<T>

Returns the current instance with the default options name.