/.col-lg-7.col-md-8.col-sm-12
div e2-input-cols="{{::field.render.length}}"
  .input-group.input-group-sm
    select.btn.btn-default.btn-sm [
      ng-model="action.record[f]"
      ng-options="v[0] as v[1] for v in field.render.values"
      ng-disabled="field.disabled"
      ng-class="field.render.class"
      class="form-control input-sm"
      e2-field=""
    ]
    .input-group-btn
      a.btn.btn-default ng-disabled="field.disabled || action.record[f] == null" ng-click="action.record[f] = null"
        span.glyphicon.glyphicon-remove