Struct EventBus 

pub struct EventBus { /* private fields */ }

Event bus that distributes events to all registered handlers.

Implementations

impl EventBus

pub fn new() -> Self

pub fn subscribe(&mut self, handler: Box<dyn EventHandler>)

Register an event handler.

pub fn emit(&mut self, event: TestEvent)

Emit an event to all registered handlers.

pub fn flush(&mut self)

Flush all handlers (call at end of run).

pub fn handler_count(&self) -> usize

Returns the number of registered handlers.

Trait Implementations

impl Default for EventBus

fn default() -> Self

Returns the “default value” for a type.