!7

static DynamicVStack buttons;

p-subst-autoupdate {
  buttons = showNiceVerticalButtons();
  refresh();
  addButtonsToWindow(buttons, "Refresh", f-thread refresh);
}

svoid refresh {
  if (replaceNiceButtons(buttons, filesForNiceButtons(sortFilesByDate(listPNGFiles(userDesktopDir()))))) {
    centerPackFrame(buttons);
    scrollPaneOnScroll(getParentOfType(buttons, JScrollPane.class), r {
      //print("Scroll. " + mapMethod('getBounds, buttons.components()));
      new L<Rect> l;
      for (Component c : buttons.components()) {
        l.add(boundsInParent(c, JViewport.class));
      }
      print("Scroll. " + l);
    });
  }
}