iOS Bar Setup

BarSetup.cs

public override void ViewWillAppear(bool animated)
{
   base.ViewWillAppear(animated);
           
   SetupNavBar(NavigationController.NavigationBar.Bounds.Size);
   SetTitlePosition(CustomNavigationPage.GetTitlePosition(Element), CustomNavigationPage.GetTitlePadding(Element), CustomNavigationPage.GetTitleMargin(Element), new CGRect(0, 0, Math.Max(subtitleLabel.IntrinsicContentSize.Width, titleLabel.IntrinsicContentSize.Width), (titleLabel.IntrinsicContentSize.Height + subtitleLabel.IntrinsicContentSize.Height + (subtitleLabel.IntrinsicContentSize.Height > 0.0f ? 3.0f : 0.0f))));
            
   System.Diagnostics.Debug.WriteLine("Preparing");
}

public override void ViewDidLayoutSubviews()
{
   base.ViewDidLayoutSubviews();
   if(lastNavBarWidth != NavigationController?.NavigationBar?.Bounds.Size.Width || lastNavBarHeight != NavigationController?.NavigationBar?.Bounds.Size.Height)
   {
       lastNavBarHeight = NavigationController?.NavigationBar?.Bounds.Size.Height ?? 0.0f;
       lastNavBarWidth = NavigationController?.NavigationBar?.Bounds.Size.Width ?? 0.0f;
       SetupNavBar(new CGSize(lastNavBarWidth, lastNavBarHeight));

    }
            
    SetTitlePosition( CustomNavigationPage.GetTitlePosition(Element), CustomNavigationPage.GetTitlePadding(Element),CustomNavigationPage.GetTitleMargin(Element), new CGRect(0, 0, Math.Max(subtitleLabel.IntrinsicContentSize.Width, titleLabel.IntrinsicContentSize.Width), (titleLabel.IntrinsicContentSize.Height + subtitleLabel.IntrinsicContentSize.Height + (subtitleLabel.IntrinsicContentSize.Height > 0.0f ? 3.0f : 0.0f))));   
   
}