login logout worked

src/app/app.component.ts

@@ -36,6 +36,10 @@ export class AppComponent implements OnInit , OnDestroy {
         this.loanEdit.somedata = "" + Math.random() + "changed";
         this.loanEdit.open('dialog');
       }
+
+      if (item.text == "Logout"){
+        this.login = false;
+      }
     }
   }