DelayedView.cs

using System;
using System.Threading.Tasks;
using Sharpnado.Tabs;
using Sharpnado.Tasks;
using Xamarin.Forms;

namespace Sharpnado.Presentation.CustomViews
{
    public class DelayedView<TView> : LazyView<TView>
        where TView : View, new()
    {
        public int DelayInMilliseconds { get; set; } = 200;

        public override void LoadView()
        {
            TaskMonitor.Create(
                async () =>
                {
                    View? view = null;
                    if (Device.RuntimePlatform == Device.Android)
                    {
                        await Task.Run(
                            () =>
                            {
                                view = new TView
                                {
                                    BindingContext = BindingContext,
                                };
                            });
                    }
                    else
                    {
                        view = new TView
                        {
                            BindingContext = BindingContext,
                        };
                    }

                    await Task.Delay(DelayInMilliseconds);

                    IsLoaded = true;
                    Content = view;
                });
        }
    }


    public class DelayedView : ALazyView
    {
        public static readonly BindableProperty ViewProperty = BindableProperty.Create(
            nameof(View),
            typeof(View),
            typeof(DelayedView),
            default(View));

        public View View
        {
            get => (View)GetValue(ViewProperty);
            set => SetValue(ViewProperty, value);
        }

        public int DelayInMilliseconds { get; set; } = 200;

        public override void LoadView()
        {
            if (IsLoaded)
            {
                return;
            }

            TaskMonitor.Create(
                async () =>
                {
                    await Task.Delay(DelayInMilliseconds);
                    if (IsLoaded)
                    {
                        return;
                    }

                    IsLoaded = true;
                    Content = View;
                });
        }
    }
}