><h3 class="anchor"><code><a href="#openCallback"><span class="identifier">openCallback</span></a>:()&nbsp;&#8209;&gt;&nbsp;<a class="type" title="Void - The standard Void type." href="./Void.html">Void</a></code></h3><div class="doc"><p>Callback method for state open/resume event.</p><div class="javadoc inline-content">Available since <p>4.3.0</p>.</div></div></div></div><h4><a href="#" class="expand-button"><i class="fa fa-arrow-circle-o-right"></i></a> Defined by <a class="type" title="flixel.FlxState - 