Sha256: 5f85425804f6bf471d9832b5191011c989e3295f4e0acfda9c9eec4fca9741fb
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Size: 976 Bytes
Versions: 9
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Stored size: 976 Bytes
Contents
module Mittsu
module EventDispatcher
Event = Struct.new(:type, :target)
def add_event_listener(type, listener)
@_listeners ||= {}
@_listeners[type] ||= []
if !@_listeners[type].include? listener
@_listeners[type] << (listener)
end
end
def has_event_listener(type, listener)
return false if @_listeners.nil?
return false if @_listeners[type].nil?
@_listeners[type].include? listener
end
def remove_event_listener(type, listener)
return if @_listeners.nil?
listener_array = @_listeners[type]
if listener_array
listener_array.delete(listener)
end
end
def dispatch_event(event = {})
return if @_listeners.nil?
listener_array = @_listeners[event.type]
if listener_array
evt = Event.new(event[:type], self)
array = listener_array.dup
array.each do |l|
l.call(self, evt)
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems