@Override
  public void tabChanged(@NotNull TabbedLanguageCodeStylePanel source, @NotNull String tabTitle) {
    CodeStyleAbstractPanel panel = getSelectedPanel();
    if (panel instanceof TabbedLanguageCodeStylePanel && panel != source) {
      ((TabbedLanguageCodeStylePanel)panel).changeTab(tabTitle);
    }
  }
@Override
  public void tabChanged(@NotNull TabbedLanguageCodeStylePanel source, @NotNull String tabTitle)