their frame to be interactable.</p>

<p>If this method is not implemented, then the return value is assumed to be <code>zero</code>.</p>

                      </div>
                      <h4>Default Implementation</h4>
                      <div class="default_impl abstract">
                        
                      </div>
                      <div class="declaration">
                        <h4>Declaration</h4>
                        <div class="language">
                          <p class="as