Trait dharma::dispatcher::EventHandler
[−]
[src]
pub trait EventHandler {
fn get_fd(&self) -> RawFd;
fn process_event(&mut self, event_kind: EventKind);
fn set_id(&mut self, _id: EventHandlerId) { ... }
}Trait for all structures supposed to be handlers for events registered in Dispatcher.
EventHandler is responsible for processing events. EventHandler::process_event will be
called when handlers file descriptor becomes readable in thread where Dispatcher::start was
called.
Required Methods
fn get_fd(&self) -> RawFd
Returns file descriptor.
fn process_event(&mut self, event_kind: EventKind)
Callback function executed on event received.
Provided Methods
fn set_id(&mut self, _id: EventHandlerId)
This method is called by Dispatcher right after adding this EventHandler. Passed value
is newly assigned ID of EventHandler which can be later used to delete it from
Dispatcher.