<div class="ibox-tools dropdown" uib-dropdown>
    <a ng-click="showhide()"> <i class="fa fa-chevron-up"></i></a>
    <a uib-dropdown-toggle href>
        <i class="fa fa-wrench"></i>
    </a>
    <ul uib-dropdown-menu>
        <li><a href>Config option 1</a>
        </li>
        <li><a href>Config option 2</a>
        </li>
    </ul>
    <a ng-click="closebox()"><i class="fa fa-times"></i></a>
</div>