services/self-service/src/main/resources/webapp/src/app/shared/form-controls/multi-select-dropdown/multi-select-dropdown.component.html

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<div class="dropdown-multiselect btn-group" ngClass="{{type || ''}}">
  <button type="button" #list (click)="multiactions.toggle($event, list)">
    <span class="ellipsis" *ngIf="model.length === 0">Select {{type}}</span>
    <span class="selected-items ellipsis" *ngIf="model.length !== 0">
      Selected {{model.length}} item<strong *ngIf="model.length > 1">s</strong>
    </span>
    <span class="caret-btn"><i class="material-icons">keyboard_arrow_down</i></span>
  </button>

  <bubble-up #multiactions position="bottom" [keep-open]="true" class="mt-5">
    <ul class="list-menu" id="scrolling">
      <li class="filter-actions">
        <a class="select_all" (click)="selectAllOptions($event)">
          <i class="material-icons">playlist_add_check</i>&nbsp;All
        </a>
        <a class="deselect_all" (click)="deselectAllOptions($event)">
          <i class="material-icons">clear</i>&nbsp;None
        </a>
      </li>
        <ng-template let-item ngFor [ngForOf]="items">
          <li role="presentation" *ngIf="model">
            <a href="#" class="list-item" role="menuitem" (click)="toggleSelectedOptions($event, model, item)">
              <span class="material-icons" *ngIf="model.indexOf(item) >= 0">done</span>
              {{item}}
            </a>
          </li>
        </ng-template>
      <li *ngIf="items?.length == 0">
        <a role="menuitem" class="list-item">
          <span class="material-icons">visibility_off</span>
          No {{type}}
        </a>
      </li>
    </ul>
  </bubble-up>
</div>