static int showNiceButtons_maxImageSize = 128;

// params = text, image, action, text, image, action, ...
//   or TextImageAction...
static DynamicHStack showNiceButtons(O... params) {
  DynamicHStack stack = dynamicHStack().spacing(20);
  
  for (int i = 0; i < l(params); ) {
    S text, imageID;
    O action;
    if (params[i] instanceof TextImageAction) {
      TextImageAction tia = params[i]/ImageTextAction;
      text = tia.text;
      imageID = tia.imageID;
      action = tia.action;
      i++;
    } else {
      text = str(get(params, i));
      imageID = str(get(params, i+1));
      action = get(params, i+2);
      i += 3;
    }
    JButton b = jImageAndTextButton(imageID, text, action);
    resizeImageButtonToMax(b, showNiceButtons_maxImageSize);
    setVerticalTextPosition(JButton.TOP, setFontSize(15, makeBold(b)));
    setVerticalAlignment(JButton.TOP, b);
    setMargin(10, b);
    stack.addComponent(b);
  }
  
  showCenterPackedFrame(withMargin(20, jscroll(jfullcenter(stack))));
  ret stack;
}