iOSHasFocus.cs

using System;
using System.Runtime.Remoting.Contexts;
using System.Threading;
using System.Threading.Tasks;
using System.Timers;
using SampleApp.CustomRenderers;
using SampleApp.iOS;
using UIKit;
using Xamarin.Forms;
using Xamarin.Forms.Platform.iOS;

[assembly: ExportRenderer(typeof(CustomLabel),typeof(iOSHasFocus))]
namespace SampleApp.iOS
{
    public class iOSHasFocus : LabelRenderer
    {

        protected override void OnElementChanged(ElementChangedEventArgs<Label> e)
        {
            base.OnElementChanged(e);

            if (Control != null)
            {
                SetNativeControl(new AccessibleLabel());
            }
        }



    }

    public class AccessibleLabel : UILabel
    {
        public AccessibleLabel() : base()
        {
            Console.WriteLine("ACCESSIBLE LABEL CREATED");

            if (AccessibilityElementIsFocused())
            {
                this.Text = "focus";
                Console.WriteLine("accessibilityelementisfocused");
            }
            else
            {
                this.Text = "NOTinfocus";
                Console.WriteLine("accessibilityelementisNOTinfocus");
            }


            
        }

        public override bool AccessibilityElementIsFocused()
        {
            if (base.AccessibilityElementIsFocused())
            {
                return true;
            }
            else
            {
                return false;
            }
        }




    }
}