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Mojo::IOLoop::EventEmiUser(Contributed Perl DocumMojo::IOLoop::EventEmitter(3)

NAME
       Mojo::IOLoop::EventEmitter - IOLoop Event Emitter

SYNOPSIS
	 use Mojo::IOLoop::EventEmitter;

	 # Create new event emitter
	 my $e = Mojo::IOLoop::EventEmitter->new;

	 # Subscribe to events
	 $e->on(error => sub {
	   my ($self, $error) = @_;
	   warn "Catched: $error";
	 });
	 $e->on(test => sub {
	   my ($self, $message) = @_;
	   die "test: $message";
	 });

	 # Emit events
	 $e->emit(test => 'Hello!');

DESCRIPTION
       Mojo::IOLoop::EventEmitter is the event emitter used by Mojo::IOLoop.
       Note that this module is EXPERIMENTAL and might change without warning!

METHODS
       Mojo::IOLoop::EventEmitter inherits all methods from Mojo::Base and
       implements the following new ones.

   "emit"
	 $e->emit('foo');
	 $e->emit('foo', 123);

       Emit event.

   "on"
	 my $cb = $e->on(foo => sub {...});

       Subscribe to event.

   "once"
	 my $cb = $e->once(foo => sub {...});

       Subscribe to event and unsubscribe again after it has been emitted
       once.

   "subscribers"
	 my $subscribers = $e->subscribers('foo');

       All subscribers for event.

   "unsubscribe"
	 $e->unsubscribe(foo => $cb);

       Unsubscribe from event.

DEBUGGING
       You can set the "MOJO_EVENTEMITTER_DEBUG" environment variable to get
       some advanced diagnostics information printed to "STDERR".

	 MOJO_EVENTEMITTER_DEBUG=1

SEE ALSO
       Mojolicious, Mojolicious::Guides, <http://mojolicio.us>.

perl v5.14.1			  2011-09-01	 Mojo::IOLoop::EventEmitter(3)

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