static bool infoMessage_alwaysOnTop = true;
static double infoMessage_defaultTime = 5.0;

// automatically switches to AWT thread for you
static JWindow infoMessage(S text) {
  ret infoMessage(text, infoMessage_defaultTime);
}

static JWindow infoMessage(final S text, final double seconds) {
  print(text);
  ret infoMessage_noprint(text, seconds);
}

static JWindow infoMessage_noprint(S text) {
  ret infoMessage_noprint(text, infoMessage_defaultTime);
}

static JWindow infoMessage_noprint(final S text, final double seconds) {
  if (isHeadless()) null;
  ret (JWindow) swingAndWait(func {
    final JWindow window = showWindow(infoMessage_makePanel(text));
    window.setSize(300, 150);
    moveToTopRightCorner(window);
    if (infoMessage_alwaysOnTop)
      window.setAlwaysOnTop(true);
    window.setVisible(true);
    disposeWindowAfter(iround(seconds*1000), window);
    ret window;
  });
}

static JWindow infoMessage(Throwable e) {
  showConsole();
  printStackTrace(e);
  ret infoMessage(exceptionToStringShort(e));
}