arduino_universal_serial_adapter/Universal_Serial_Adapter/UI.h

/*
  Serial Adapter Project: Dynamic serial TTY passthroughs
 by: Mike Crosson
 Nusku Networks
 date: 2013/03/09
 license: CC-BY SA 3.0 - Creative commons share-alike 3.0
 use this code however you'd like, just keep this license and
 attribute.
 */

UI State machine (current element = config / stats / inline display of data)
Configuration state machine (speed, pinout, logic level, sd card on/off, boot logo on/off)
Message to config (element + new value)
Message to UI (element + success/fail)

// Button's controlling UI
UIButton* okButton = new UIButton(22, 23);
UIButton* cancelButton = new UIButton(24, 25);

  // Select / Enter
  if (okButton->isPressed()) {
    //FIXME: Re-enable once new LCD is online
    //setMode(selectedMode);
  }