private void DoMenuSelectionWork(int index, object navigationData)
 {
     if (navigationData != null)
     {
         var item = AppMenus.FirstOrDefault(x => x.MenuName == navigationData.ToString());
         if (item != null)
         {
             index = AppMenus.IndexOf(item);
         }
     }
     AppMenus.ForEach(x => x.IsSelected = false);
     SelectedMenu            = AppMenus[index];
     SelectedMenu.IsSelected = true;
     SelectedMenu.NavigationAction.Invoke();
 }
 private void NavigateMenu(AppMenuItem obj)
 {
     obj.NavigationAction.Invoke();
     AppMenus.ForEach(x => x.IsSelected = false);
     obj.IsSelected = true;
 }