dark mode

src/app/widget-modules/components/application-frame/navigation/navigation.component.html

@@ -6,7 +6,17 @@
     <app-link *appRole="['presenter']" [icon]="faPresentation" link="/presentation" text="Präsentation"></app-link>
     <app-link [icon]="faUser" link="/user" text="Benutzer"></app-link>
   </div>
-  <div *appRole="['user', 'presenter', 'leader']" class="actions">
+  <div class="actions">
+    <button
+      mat-icon-button
+      class="theme-toggle"
+      [attr.aria-label]="themeService.isDarkMode() ? 'Lightmode aktivieren' : 'Darkmode aktivieren'"
+      [attr.title]="themeService.isDarkMode() ? 'Zum Lightmode wechseln' : 'Zum Darkmode wechseln'"
+      (click)="themeService.toggleTheme()">
+      <fa-icon [icon]="themeService.isDarkMode() ? faLightMode : faDarkMode"></fa-icon>
+    </button>
+  </div>
+  <div *appRole="['user', 'presenter', 'leader']" class="actions actions-search">
     <app-filter></app-filter>
   </div>
 </nav>