public void onEvent(AppNavigationEvents.EventShowSettings event) {
   implementer.showSettingsPage();
 }
 public void onEvent(AppNavigationEvents.EventShowPreviousPage event) {
   implementer.showPreviousPage();
 }
 public void onEvent(AppNavigationEvents.EventShowCreateRecord event) {
   implementer.showCreateRecordPage();
 }
 public void onEvent(AppNavigationEvents.EventShowRecordDetails event) {
   implementer.showRecordDetailsPage(event.getId());
 }
 public void onEvent(AppNavigationEvents.EventShowPassCodePage event) {
   implementer.showPassCodePage();
 }
 public void onEvent(AppNavigationEvents.EventShowCategoriesPage event) {
   implementer.showCategoriesPage();
 }