public static void Stop()
{
// unwind stack
Running = false;
while (Stack.Count > 0)
{
Stack.Pop();
}
}
protected override void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
if (disposing)
{
var viewsToLookAt = new FormsStack <NSView>(Subviews);
while (viewsToLookAt.Count > 0)
{
var view = viewsToLookAt.Pop();
var viewCellRenderer = view as ViewCellNSView;
if (viewCellRenderer != null)
{
viewCellRenderer.RemoveFromSuperview();
viewCellRenderer.Dispose();
}
else
{
foreach (var child in view.Subviews)
{
viewsToLookAt.Push(child);
}
}
}
}
_disposed = true;
base.Dispose(disposing);
}
protected override void Dispose(bool disposing)
{
if (disposing && _insetTracker != null)
{
_insetTracker.Dispose();
_insetTracker = null;
var viewsToLookAt = new FormsStack <UIView>(Subviews);
while (viewsToLookAt.Count > 0)
{
var view = viewsToLookAt.Pop();
var viewCellRenderer = view as ViewCellRenderer.ViewTableCell;
if (viewCellRenderer != null)
{
viewCellRenderer.Dispose();
}
else
{
foreach (var child in view.Subviews)
{
viewsToLookAt.Push(child);
}
}
}
}
base.Dispose(disposing);
}
async Task <bool> PopPageAsync(Page page, bool animated)
{
if (page == null)
{
throw new ArgumentNullException(nameof(page));
}
var wrapper = _currentStack.Peek();
if (page != wrapper.Page)
{
throw new NotSupportedException("Popped page does not appear on top of current navigation stack, please file a bug.");
}
_currentStack.Pop();
page.SendDisappearing();
var target = Platform.GetRenderer(page);
var previousPage = _currentStack.Peek().Page;
var previousPageRenderer = CreateViewControllerForPage(previousPage);
ShowView(previousPageRenderer.ViewController);
if (animated)
{
var transitionStyle = NavigationPage.OnThisPlatform().GetNavigationTransitionPopStyle();
return(await this.HandleAsyncAnimation(target.ViewController, previousPageRenderer.ViewController,
ToViewControllerTransitionOptions(transitionStyle), () => target.DisposeRendererAndChildren(), true));
}
RemovePage(page, false);
return(true);
}
