Struct SelectorWatcher 

pub struct SelectorWatcher { /* private fields */ }

Receives select events from a user.

Implementations

impl SelectorWatcher

pub fn new( path: Path, label: String, options: Vec<String>, selected: String, ) -> Self

Create a new instance of the Watcher.

pub fn selected(&self, selected: String)

Set selected value.

Methods from Deref<Target = Tracer<SelectorState>>

pub fn path(&self) -> &Path

Returns a reference to a Path of the Tracer.

pub fn send( &self, data: <T as Flow>::Event, opt_system_time: Option<SystemTime>, direction: Option<Direction<ProviderProtocol>>, )

Send an event to a Recorder.

pub fn subscribe(&mut self) -> Result<Receiver<ActionEnvelope<T>>, Error>

Subscribe to the stream of the watcher.

pub fn callback<F>(&mut self, func: F)

where F: Fn(ActionEnvelope<T>) + Send + 'static,

Registers a callback to the flow.

pub fn is_active(&self) -> bool

Returns true is the Tracer has to send data.

Trait Implementations

impl Clone for SelectorWatcher

fn clone(&self) -> SelectorWatcher

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SelectorWatcher

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

Formats the value using the given formatter.

impl Deref for SelectorWatcher

type Target = Tracer<SelectorState>

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl DerefMut for SelectorWatcher

fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.