<button type="button"
    title="{{ vm.show ? '' : vm.buttonTitle}}"
    class="btn-reset umb-outline umb-outline--surrounding __button"
    ng-click="vm.onMouseClick($event)"
    ng-bind="vm.symbol">
</button>
<div class="__tooltip" ng-if="vm.show" on-outside-click="vm.onMouseClickOutside($event)">
    <ng-transclude></ng-transclude>
</div>
