>CommandArgs.callback</td><td>The callback which was executed.</td></tr>
         </table>
     </p>

</p><h3>See Also</h3><p><a href="../../element/element.html#CommandCallback">tkd.element.element.CommandCallback</a></p></div></div>
</div><div class="member"><h2><span class="ddoc_anchor" id="Menu.addCheckButtonEntry.2"></span>auto <span class="symbol">addCheckButtonEntry</span>(this T)(Image image, string label, CommandCallback callback, string imagePosition = ImagePosition.left, string shortCutText 