private static void initAnchorPanel(@NotNull JPanel p, @NotNull ButtonGroup buttonGroup) {
    IdeBackgroundUtil.Anchor[] values = IdeBackgroundUtil.Anchor.values();
    String[] names = new String[values.length];
    for (int i = 0; i < names.length; i++) {
      names[i] = StringUtil.toLowerCase(values[i].name().replace('_', '-'));
    }
    Color color = getSelectionBackground();
    p.setLayout(new GridLayout(3, 3, 1, 1));
    for (int i = 0; i < names.length; i ++) {
      JRadioButton button = new JRadioButton(names[i], values[i] == IdeBackgroundUtil.Anchor.CENTER);
      button.setToolTipText(StringUtil.capitalize(button.getText().replace('-', ' ')));
      buttonGroup.add(button);
      addClickablePanel(p, button, color);
    }
  }
private static void initAnchorPanel(@NotNull JPanel p, @NotNull ButtonGroup buttonGroup)