public static void EnableShiftMode(this BottomNavigationView navView, bool enable)
        {
            try
            {
                var menuView  = navView.GetMenuView();
                var shiftMode = menuView.Class.GetDeclaredField("mShiftingMode");

                shiftMode.Accessible = true;
                shiftMode.SetBoolean(menuView, enable);
                shiftMode.Accessible = false;
                shiftMode.Dispose();
            }
            catch (Java.Lang.Exception e)
            {
                Log.Error(TAG, e.Message, e);
            }
        }
        public static void EnableMenuItemShiftMode(this BottomNavigationView navView, bool enable)
        {
            try
            {
                var menuView = navView.GetMenuView();

                for (int i = 0; i < menuView.ChildCount; i++)
                {
                    if (!(menuView.GetChildAt(i) is BottomNavigationItemView item))
                    {
                        continue;
                    }

                    item.SetShiftingMode(enable);
                    item.SetChecked(item.ItemData.IsChecked);
                }

                menuView.UpdateMenuView();
            }
            catch (Java.Lang.Exception e)
            {
                Log.Error(TAG, e.Message, e);
            }
        }