void PopToRootRequest(object sender, Internals.NavigationRequestedEventArgs e)
{
CurrentNative?.Hide();
var root = _pageToNative[_rootPage];
foreach (var pair in _pageToNative)
{
if (pair.Value != root)
{
pair.Value.Unrealize();
}
}
_pageToNative.Clear();
_nativeToPage.Clear();
_navigationStack.Clear();
_navigationStack.AddLast(root);
_pageToNative[_rootPage] = root;
_nativeToPage[root] = _rootPage;
UpdateLayout();
UpdateTaskCompletionSource(e, true);
}
void OnNavigationRequested(object sender, Internals.NavigationRequestedEventArgs e)
{
if (e.RequestType == Internals.NavigationRequestType.Push)
{
PushRequest(sender, e);
}
else if (e.RequestType == Internals.NavigationRequestType.Insert)
{
InsertRequest(sender, e);
}
else if (e.RequestType == Internals.NavigationRequestType.Pop)
{
PopRequest(sender, e);
}
else if (e.RequestType == Internals.NavigationRequestType.PopToRoot)
{
PopToRootRequest(sender, e);
}
else if (e.RequestType == Internals.NavigationRequestType.Remove)
{
RemoveRequest(sender, e);
}
UpdateHasBackButton();
}
void Element_PopToRootRequested(object sender, Internals.NavigationRequestedEventArgs e)
{
this.Control?.PopToRoot(e.Animated);
}
void Element_RemovePageRequested(object sender, Internals.NavigationRequestedEventArgs e)
{
this.Control?.RemovePage(e.Page);
}
void Element_InsertPageBeforeRequested(object sender, Internals.NavigationRequestedEventArgs e)
{
this.Control?.InsertPageBefore(e.Page, e.BeforePage);
}
void Element_PushRequested(object sender, Internals.NavigationRequestedEventArgs e)
{
this.Control?.Push(e.Page, e.Animated);
}
void PopToRootRequest(object sender, Internals.NavigationRequestedEventArgs request)
{
_viewStack.PopToRoot();
request.Task = Task.FromResult(true);
}
