Hide buttons when no routing to sink

projects/common/src/fm/components/notification-menu/notification-menu.component.html

@@ -1,5 +1,5 @@
 <div>
-    <div   (click)="toggle($event)" class="rounded-circle menu-button hidden"  [ngClass]="{'hidden':!user}">
+    <div   (click)="toggle($event)" class="rounded-circle menu-button hidden"  [ngClass]="{'hidden':!user || noContent}">
         <span class="unread badge bg-info notification rounded-pill hidden" [ngClass]="{'hidden':unread==0}">{{unread}}</span>
         <span i18n-title title="Notifications"><i class="fas fa-bell" [ngClass]="{'fa-bell-on':unread!=0}" aria-hidden="true"></i></span>
         <div class="menu hidden" [ngClass]="{'hidden':!showMenu}">                                     

projects/common/src/fm/components/notification-menu/notification-menu.component.ts

@@ -1,5 +1,5 @@
-import { Component, OnInit, Input } from '@angular/core';
-
+import { Component, OnInit, Input,AfterViewInit } from '@angular/core';
+import { ActivatedRoute } from '@angular/router';
 
 import { IUser } from '../../models/user';
 import {Store} from '@ngrx/store';
@@ -11,17 +11,26 @@ import * as appActions from '../../actions/app-common.actions';
   templateUrl: './notification-menu.component.html',
   styleUrls: ['./notification-menu.component.scss']
 })
-export class NotificationMenuComponent implements OnInit {
+export class NotificationMenuComponent implements OnInit,AfterViewInit {
 
   @Input() unread:number;
   @Input() user:IUser;
   @Input() showMenu:boolean;
+  public noContent: boolean = true;
 
-  constructor(private store: Store<appReducers.State>) { }
+  constructor(private store: Store<appReducers.State>, private route: ActivatedRoute) { }
 
   ngOnInit(): void {
   }
 
+  ngAfterViewInit() {
+    this.route.children.forEach((entry) => {
+      if(entry.outlet=="notification-menu") {
+        this.noContent=false;
+      }
+    });
+  }
+
   toggle(event:MouseEvent) {
     event.stopPropagation();
     this.store.dispatch(new appActions.ToggleNotificationMenu());