{% if admin.subClasses is empty %}
    <a class="btn btn-link btn-flat" href="{{ action.url }}">
        <i class="fa fa-{{ action.icon }}" aria-hidden="true"></i>
        {{ action.label|trans({}, action.translation_domain|default('SonataAdminBundle')) }}
    </a>
{% else %}
    <a class="btn btn-link btn-flat dropdown-toggle" data-toggle="dropdown" href="#">
        <i class="fa fa-{{ action.icon }}" aria-hidden="true"></i>
        {{ action.label|trans({}, action.translation_domain|default('SonataAdminBundle')) }}
        <span class="caret"></span>
    </a>
    <ul class="dropdown-menu">
        {% for subclass in admin.subclasses|keys %}
            <li>
                <a href="{{ admin.generateUrl('create', {'subclass': subclass}) }}">{{ subclass|trans({}, action.translation_domain|default('SonataAdminBundle')) }}</a>
            </li>
        {% endfor %}
    </ul>
{% endif %}