<button type="button" class="btn btn-sm btn-block"
        ng-class="$ctrl.isEnabled()? 'btn-success':'btn-danger'"
        ng-click="$ctrl.toggleZone()"
        ng-disabled="$ctrl.disabled">
  <span ng-show="$ctrl.isEnabled()"
        ng-transclude="offButton"
        translate>Выключить</span>
  <span ng-show="!$ctrl.isEnabled()"
        ng-transclude="onButton"
        translate translate-context="(антоним к 'Выключить')">Включить</span>
</button>
