!7

static JButton btn;
static Flag flag; // stop flag

static AudioFormat format;

p {
  format = javaSound_monoCDQuality°;
  swing {
    showControls(jcenteredline(btn = jbutton("Start", f btn)));
  }
}

svoid btn {
  if (flag == null || flag.isUp()) start(); else stop();
}

svoid start ctex {
  setText(btn, "Stop");
  flag = new Flag;
  final File wavFile = countTillNewFile(prepareProgramFile("recorded-"), ".wav");
  TSeekableDataOutputStream dataOut = new(wavFile);
  final AudioOutputStream audioOut = new WaveAudioOutputStream(
    format, AudioSystem.NOT_SPECIFIED, dataOut);
  final OutputStream out = audioOutputStreamAsOutputStream(audioOut);
  thread {
    captureAudioFromLine3(format, out, flag);
    print(wavFile);
    print("Actually done. " + l(wavFile) + " bytes");
  }
}

svoid stop {
  setText(btn, "Start");
  flag.raise();
}