eaturesChanged" class="property">
          <span class="name"><a href="../dart-ui/Window/onAccessibilityFeaturesChanged.html">onAccessibilityFeaturesChanged</a></span>
          <span class="signature">&#8596; <a href="../dart-ui/VoidCallback.html">VoidCallback</a></span>         
        </dt>
        <dd>
          A callback that is invoked when the value of <a href="../dart-ui/Window/accessibilityFeatures.html">accessibilityFeatures</a> changes. <a href="../dart-ui/Window/onAccessibilityFeaturesChanged