Module: Eventable

Included in:
Dominate::Widget::Event
Defined in:
lib/dominate/widget/event.rb

Instance Method Summary collapse

Instance Method Details

#fire_event(event, *return_value, &block) ⇒ Object

When the event happens the class where it happens runs this



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# File 'lib/dominate/widget/event.rb', line 21

def fire_event(event, *return_value, &block)
  check_mutex
  threads = []

  @eventable_mutex.synchronize {

    return false unless @callbacks && @callbacks[event] && !@callbacks[event].empty?

    @callbacks[event].each do |listener_id, callbacks|
      begin
        listener = ObjectSpace._id2ref(listener_id)
        callbacks.each do |callback|
          threads << Thread.new do
            ThreadUtility.with_connection do
              listener.send callback, *return_value, &block
            end
          end
        end
      rescue RangeError => re
        # Don't bubble up a missing recycled object, I don't care if it's not there, I just won't call it
        raise re unless re.message.match(/is recycled object/)
      end
    end
  }

  threads.map(&:join)

  true
end