Class: XlibObj::Event

Inherits:
Object
  • Object
show all
Defined in:
lib/event.rb,
lib/event/client_message.rb,
lib/event/selection_notify.rb

Defined Under Namespace

Classes: ClientMessage, Mask, SelectionNotify

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(display, xevent) ⇒ Event

Returns a new instance of Event.



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# File 'lib/event.rb', line 3

def initialize(display, xevent)
  @display = display
  @xevent = xevent
end

Instance Attribute Details

#xevent ⇒ Object (readonly)

Returns the value of attribute xevent.



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# File 'lib/event.rb', line 8

def xevent
  @xevent
end

Instance Method Details



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# File 'lib/event.rb', line 22

def cookie
  @xevent[:xcookie]
end

#data? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/event.rb', line 18

def data?
  @is_cookie ||= generic? && Xlib::X.get_event_data(@display, cookie)
end

#extension ⇒ Object 



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# File 'lib/event.rb', line 30

def extension
  @extension ||= @display.extensions.find do |ext|
    data? ? opcode == ext.opcode : ext.event_range.include?(type)
  end
end

#extension_event ⇒ Object 



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# File 'lib/event.rb', line 36

def extension_event
  extension.event(data? ? cookie : xevent)
end

#generic? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/event.rb', line 14

def generic?
  type == Xlib::GenericEvent
end

#opcode ⇒ Object 



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# File 'lib/event.rb', line 26

def opcode
  (data? and cookie[:extension])
end

#type ⇒ Object 



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# File 'lib/event.rb', line 10

def type
  @xevent[:type]
end