Class: Fusuma::Plugin::Sendkey::Device

Inherits:
Object
  • Object
show all
Defined in:
lib/fusuma/plugin/sendkey/device.rb

Overview

handle Evdev device

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path:) ⇒ Device

Returns a new instance of Device.



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# File 'lib/fusuma/plugin/sendkey/device.rb', line 11

def initialize(path:)
  @evdev = Revdev::EventDevice.new(path)
  @capabilities = Set.new
end

Instance Attribute Details

#capabilities ⇒ Object (readonly)

Returns the value of attribute capabilities.



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# File 'lib/fusuma/plugin/sendkey/device.rb', line 16

def capabilities
  @capabilities
end

Instance Method Details

#path ⇒ Object 



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# File 'lib/fusuma/plugin/sendkey/device.rb', line 18

def path
  raise "Device path is not found" if @evdev.nil?

  @path ||= @evdev.file.path
end

#reload_capability ⇒ Object 



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# File 'lib/fusuma/plugin/sendkey/device.rb', line 28

def reload_capability
  @capabilities.clear

  buf = fetch_capabilities
  buf.unpack("C*").each_with_index do |byte, i|
    8.times do |bit| # 0..7
      if byte[bit] != 0
        @capabilities << (i * 8 + bit)
      end
    end
  end
  @capabilities
end

#write_event(event) ⇒ Object 



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# File 'lib/fusuma/plugin/sendkey/device.rb', line 24

def write_event(event)
  @evdev.write_input_event(event)
end