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27 lines
799 B
27 lines
799 B
@Events =
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on: (event, callback) ->
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if event.indexOf(' ') >= 0
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@on name, callback for name in event.split(' ')
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else
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((@_callbacks ?= {})[event] ?= []).push callback
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@
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off: (event, callback) ->
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if event.indexOf(' ') >= 0
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@off name, callback for name in event.split(' ')
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else if (callbacks = @_callbacks?[event]) and (index = callbacks.indexOf callback) >= 0
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callbacks.splice index, 1
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delete @_callbacks[event] unless callbacks.length
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@
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trigger: (event, args...) ->
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if callbacks = @_callbacks?[event]
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callback? args... for callback in callbacks.slice(0)
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@trigger 'all', event, args... unless event is 'all'
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@
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removeEvent: (event) ->
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if @_callbacks?
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delete @_callbacks[name] for name in event.split(' ')
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@
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