727 Owner = owner;

728 _castingList = new Lazy<ReadOnlyCastingList<Page, Element>>(() => new ReadOnlyCastingList<Page, Element>(Owner.InternalChildren)); 746 if (!Owner.InternalChildren.Contains(before)) 749 if (Owner.InternalChildren.Contains(page)) 753 Owner.SendHandlerUpdateAsync(false, 756 int index = Owner.InternalChildren.IndexOf(before); 757 Owner.InternalChildren.Insert(index, page); 760 Owner.RootPage = page; 778 if (Owner.InternalChildren.Count == 1) 786 await Owner.SendHandlerUpdateAsync(animated, 789 Owner.RemoveFromInnerChildren(currentPage); 790 Owner.CurrentPage = newCurrentPage; 798 Owner.SendNavigating(currentPage); 799 Owner.FireDisappearing(currentPage); 800 Owner.FireAppearing(newCurrentPage); 804 Owner.SendNavigated(currentPage, NavigationType.Pop); 805 Owner?.Popped?.Invoke(Owner, new NavigationEventArgs(currentPage)); 816 Page previousPage = Owner.CurrentPage; 817 Page newPage = Owner.RootPage; 820 return Owner.SendHandlerUpdateAsync(animated, 827 Owner.RemoveFromInnerChildren(page); 831 Owner.CurrentPage = newPage; 835 Owner.SendNavigating(previousPage); 836 Owner.FireDisappearing(previousPage); 837 Owner.FireAppearing(newPage); 841 Owner.SendNavigated(previousPage, NavigationType.PopToRoot); 842 Owner?.PoppedToRoot?.Invoke(Owner, new PoppedToRootEventArgs(newPage, pagesToRemove)); 848 if (Owner.InternalChildren.Contains(root)) 851 var previousPage = Owner.CurrentPage; 853 return Owner.SendHandlerUpdateAsync(animated, 856 Owner.PushPage(root); 860 Owner.SendNavigating(previousPage); 861 Owner.FireDisappearing(previousPage); 862 Owner.FireAppearing(root); 866 Owner.SendNavigated(previousPage, NavigationType.Push); 867 Owner?.Pushed?.Invoke(Owner, new NavigationEventArgs(root)); 876 if (page == Owner.CurrentPage && Owner.CurrentPage == Owner.RootPage) 879 if (page == Owner.CurrentPage) 886 if (!Owner.InternalChildren.Contains(page)) 889 Owner.SendHandlerUpdateAsync(false, 892 Owner.RemoveFromInnerChildren(page); 894 if (Owner.RootPage == page) 895 Owner.RootPage = (Page)Owner.InternalChildren[0];