/span><span class="p">.</span><span class="nx">detail</span>
  <span class="nx">event</span><span class="p">.</span><span class="nx">preventDefault</span><span class="p">()</span> <span class="c1">// Prevent the pane from being activated if necessary.</span>
<span class="p">})</span>
</code></pre></div></div>

<p>Will be triggered before the <code class="highlighter-rouge">.tab-pane-active</code> class added to a tab pane.</p>

<h3 id="ludatabactivated">luda:tab:activated</h3>

<div class="language-javascri