symposion_app/pinaxcon/templates/sitetree_header.html

{% load sitetree %}
<nav class="navbar navbar-lca" role="navigation">
  <div class="container-fluid">
  {% for item in sitetree_items %}
    {% if forloop.counter == 1 %}
      <div class="navbar-header">
        <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
          <span class="sr-only">Toggle navigation</span>
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>
        </button>
        <a class="navbar-brand logo" href="{% sitetree_url for item %}">
          <img src="https://linux.conf.au/media/img/LCA18_nodate.svg" height="80" alt="linux.conf.au 2018" />
        </a>
      </div>
    {% else %}
      {% if forloop.counter == 2 %}
      <div id="navbar" class="navbar-collapse collapse">
        <ul class="nav navbar-nav">
      {% endif %}
          <li class="{% if item.has_children %}dropdown{% endif %} {% if item.is_current or item.in_current_branch %}active{% endif %}">
            <a href="{% if item.has_children %}#{% else %}{% sitetree_url for item %}{% endif %}" {% if item.has_children %}class="dropdown-toggle" data-toggle="dropdown"{% endif %}>
              <span>
                {{ item.title_resolved }} {% if item.has_children %}<b class="caret"></b>{% endif %}
              </span>
            </a>
            {% if item.has_children %}
            {% sitetree_children of item for menu template "sitetree/menu_bootstrap3_dropdown.html" %}
            {% endif %}
          </li>
    {% endif %}
  {% endfor %}
        </ul>
      </div>
  </div>
</nav>