Class: Merrol::Shortcut

Inherits:
Object
  • Object
show all
Defined in:
lib/merrol/lib/shortcut.rb

Class Method Summary collapse

Class Method Details

.from(event) ⇒ Object 



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# File 'lib/merrol/lib/shortcut.rb', line 3

def self.from event
  shortcut = Gdk::Keyval.to_name(event.keyval).upcase
  shortcut = shortcut.gsub(/(_L|_R)$/, '').gsub('CONTROL', 'CTRL').gsub('ESCAPE', 'ESC').gsub('RETURN', 'ENTER')

  if !%w(CTRL ALT SHIFT).include? shortcut
    keys = []
    keys << "CTRL" if event.state.control_mask?
    keys << "ALT" if event.state.mod1_mask?
    keys << "SHIFT" if event.state.shift_mask?
    keys << shortcut
    shortcut = keys.join('+')
  end
  shortcut
end

.to_event(key, release = nil) ⇒ Object 



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# File 'lib/merrol/lib/shortcut.rb', line 18

def self.to_event key, release = nil
  event = Gdk::EventKey.new(release ? Gdk::Event::KEY_RELEASE : Gdk::Event::KEY_PRESS)
  key = key.gsub(/ESC/, 'ESCAPE').gsub(/ENTER/, 'RETURN')

  if %w(CTRL ALT SHIFT).include? key
    key = key.gsub('CTRL', 'CONTROL').capitalize + '_L'
  else
    event.state |= Gdk::Window::CONTROL_MASK if key =~ /CTRL+/
    event.state |= Gdk::Window::MOD1_MASK if key =~ /ALT+/
    event.state |= Gdk::Window::SHIFT_MASK if key =~ /SHIFT+/
    key = key.split('+').last.capitalize
  end
  event.keyval = Gdk::Keyval.from_name(key)
  event
end