Class: UinputKeyboard

Inherits:
Ruinput::UinputDevice
  • Object
show all
Includes:
Ruinput
Defined in:
lib/fusuma/plugin/remap/uinput_keyboard.rb

Instance Method Summary collapse

Instance Method Details

#create(name = DEFAULT_DEVICE_NAME, id = DEFAULT_INPUT_ID) ⇒ Object

create virtual event divece

name

device name

id

InputId (“struct input_id” on input.h)



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# File 'lib/fusuma/plugin/remap/uinput_keyboard.rb', line 9

def create name = DEFAULT_DEVICE_NAME, id = DEFAULT_INPUT_ID
  if !name.is_a? String
    raise ArgumentError, "1st arg expect String"
  elsif !id.is_a? Revdev::InputId
    raise ArgumentError, "2nd arg expect Revdev::InputId"
  end

  uud = Ruinput::UinputUserDev.new({
    name: name,
    id: id,
    ff_effects_max: 0,
    absmax: [],
    absmin: [],
    absfuzz: [],
    absflat: []
  })

  @file.syswrite uud.to_byte_string

  set_all_events

  @file.ioctl UI_DEV_CREATE, nil
  @is_created = true
end

#set_all_events ⇒ Object 



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# File 'lib/fusuma/plugin/remap/uinput_keyboard.rb', line 34

def set_all_events
  raise "invalid method call: this uinput is already created" if @is_created

  mouse_btns = [
    Revdev::BTN_0,
    Revdev::BTN_MISC,
    Revdev::BTN_1,
    Revdev::BTN_2,
    Revdev::BTN_3,
    Revdev::BTN_4,
    Revdev::BTN_5,
    Revdev::BTN_6,
    Revdev::BTN_7,
    Revdev::BTN_8,
    Revdev::BTN_9,
    Revdev::BTN_LEFT,
    Revdev::BTN_MOUSE,
    Revdev::BTN_MIDDLE,
    Revdev::BTN_RIGHT,
    Revdev::BTN_SIDE,
    Revdev::BTN_EXTRA,
    Revdev::BTN_FORWARD,
    Revdev::BTN_BACK,
    Revdev::BTN_TASK
    # Revdev::BTN_TRIGGER, # libinput recognized as joystick if set
  ].freeze

  keyboard_keys = Revdev.constants.select { |c| c.start_with? "KEY_" }.map { |c| Revdev.const_get(c) }.freeze

  @file.ioctl UI_SET_EVBIT, Revdev::EV_KEY
  @counter = 0
  Revdev::KEY_CNT.times do |i|
    # https://github.com/mooz/xkeysnail/pull/101/files
    if keyboard_keys.include?(i) || mouse_btns.include?(i)
      # puts "setting #{i} (#{Revdev::REVERSE_MAPS[:KEY][i]})"
      @file.ioctl UI_SET_KEYBIT, i
    end
  end

  # @file.ioctl UI_SET_EVBIT, Revdev::EV_MSC
  # Revdev::MSC_CNT.times do |i|
  #   @file.ioctl UI_SET_MSCBIT, i
  # end

  mouse_rel = [
    Revdev::REL_X,
    Revdev::REL_Y,
    Revdev::REL_WHEEL,
    Revdev::REL_HWHEEL
  ].freeze

  @file.ioctl UI_SET_EVBIT, Revdev::EV_REL
  Revdev::REL_CNT.times do |i|
    if mouse_rel.include?(i)
      # puts "setting #{i} (#{Revdev::REVERSE_MAPS[:REL][i]})"
      @file.ioctl UI_SET_RELBIT, i
    end
  end

  @file.ioctl UI_SET_EVBIT, Revdev::EV_REP
end