Class: USB::Setting

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

Instance Method Summary collapse

Instance Method Details

#bus ⇒ Object 



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# File 'lib/usb.rb', line 352

def bus() self.interface.configuration.device.bus end

#configuration ⇒ Object 



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# File 'lib/usb.rb', line 354

def configuration() self.interface.configuration end

#description ⇒ Object 



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# File 'lib/usb.rb', line 347

def description
  return @description if defined? @description
  @description = self.device.open {|h| h.get_string_simple(self.iInterface) }
end

#device ⇒ Object 



353
 
# File 'lib/usb.rb', line 353

def device() self.interface.configuration.device end

#inspect ⇒ Object 



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# File 'lib/usb.rb', line 333

def inspect
  if self.revoked?
    "\#<#{self.class} revoked>"
  else
    attrs = []
    attrs << self.bAlternateSetting.to_s
    devclass = USB.dev_string(self.bInterfaceClass, self.bInterfaceSubClass, self.bInterfaceProtocol)
    attrs << devclass
    desc = self.description
    attrs << desc if desc != '?'
    "\#<#{self.class} #{attrs.join(' ')}>"
  end
end