mojo::eventemitter(3pm) [debian man page]

Mojo::EventEmitter(3pm) 				User Contributed Perl Documentation				   Mojo::EventEmitter(3pm)

NAME

       Mojo::EventEmitter - Event emitter base class

SYNOPSIS

	 package Cat;
	 use Mojo::Base 'Mojo::EventEmitter';

	 # Emit events
	 sub poke {
	   my $self = shift;
	   $self->emit(roar => 3);
	 }

	 package main;

	 # Subscribe to events
	 my $tiger = Cat->new;
	 $tiger->on(roar => sub {
	   my ($tiger, $times) = @_;
	   say 'RAWR!' for 1 .. $times;
	 });
	 $tiger->poke;

DESCRIPTION

       Mojo::EventEmitter is a simple base class for event emitting objects.

METHODS

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

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

       Emit event.

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

       Emit event safely and emit "error" event on failure.

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

       Check if event has subscribers.

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

       Subscribe to event.

	 $e->on(foo => sub {
	   my ($e, @args) = @_;
	   ...
	 });

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

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

	 $e->once(foo => sub {
	   my ($e, @args) = @_;
	   ...
	 });

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

       All subscribers for event.

	 # Unsubscribe last subscriber
	 $e->unsubscribe(foo => $e->subscribers('foo')->[-1]);

   "unsubscribe"
	 $e = $e->unsubscribe('foo');
	 $e = $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 v5.14.2							    2012-09-05						   Mojo::EventEmitter(3pm)

Check Out this Related Man Page

Mojo::Asset(3pm)					User Contributed Perl Documentation					  Mojo::Asset(3pm)

NAME

       Mojo::Asset - HTTP 1.1 content storage base class

SYNOPSIS

	 use Mojo::Base 'Mojo::Asset';

DESCRIPTION

       Mojo::Asset is an abstract base class for HTTP 1.1 content storage.

ATTRIBUTES

       Mojo::Asset implements the following attributes.

   "end_range"
	 my $end = $asset->end_range;
	 $asset  = $asset->end_range(8);

       Pretend file ends earlier.

   "start_range"
	 my $start = $asset->start_range;
	 $asset    = $asset->start_range(0);

       Pretend file starts later.

METHODS

       Mojo::Asset inherits all methods from Mojo::EventEmitter and implements the following new ones.

   "add_chunk"
	 $asset = $asset->add_chunk('foo bar baz');

       Add chunk of data to asset, meant to be overloaded in a subclass.

   "contains"
	 my $position = $asset->contains('bar');

       Check if asset contains a specific string, meant to be overloaded in a subclass.

   "get_chunk"
	 my $chunk = $asset->get_chunk($offset);

       Get chunk of data starting from a specific position, meant to be overloaded in a subclass.

   "is_file"
	 my $false = $asset->is_file;

       False.

   "move_to"
	 $asset = $asset->move_to('/home/sri/foo.txt');

       Move asset data into a specific file, meant to be overloaded in a subclass.

   "size"
	 my $size = $asset->size;

       Size of asset data in bytes, meant to be overloaded in a subclass.

   "slurp"
	 my $string = $asset->slurp;

       Read all asset data at once. Meant to be overloaded in a subclass.

SEE ALSO

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

perl v5.14.2							    2012-09-05							  Mojo::Asset(3pm)

Linux and UNIX Man Pages

mojo::eventemitter(3pm) [debian man page]

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