src/app/main-layout/toolbar/toolbar.component.html
<div class="toolbar-container">
<button *empNgHasPermission="permissions.MODULE_SEARCH_RECORDABLE_SUBJECTS"
class="toolbar-item"
title="Buscador de registros"
[ngClass]="{'activate': this.displayAsideRight}"
(click)="onToolClicked('SearchRecordableSubject')">
<mat-icon>menu_book</mat-icon>
</button>
</div>