NavigationPageCustom

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Support.V7.App;
using Android.Views;
using Android.Widget;
using Sport;
using Sport.Droid.Renderers;
using Sport.Views;
using Xamarin.Forms;
using Xamarin.Forms.Platform.Android;
using Xamarin.Forms.Platform.Android.AppCompat;
using AToolbar = Android.Support.V7.Widget.Toolbar;
using FragmentTransaction = Android.Support.V4.App.FragmentTransaction;

[assembly: ExportRenderer(typeof(ThemeNavigationView), typeof(NavigationPageCustom))]
namespace Sport.Droid.Renderers
{
    public class NavigationPageCustom : NavigationPageRenderer
    {
        AToolbar _toolbar;



        protected override void OnAttachedToWindow()
        {
            base.OnAttachedToWindow();
            var bar = (Forms.Context as AppCompatActivity)?.FindViewById<AToolbar>(Resource.Id.toolbar);
            if (bar != null)
            {
                var menu = bar.Menu;
                var toolbarPage = Element.CurrentPage as IToolbarPage;
                if (toolbarPage != null)
                {
                    var t = toolbarPage.GetToolbarItems().FirstOrDefault();
                    var activity = ((AppCompatActivity) Forms.Context);
                    var tb = MainActivity.Current.FindViewById<AToolbar>(Resource.Id.toolbar);
                    tb.Title = "Meow";
                    MainActivity.Current.SupportActionBar.SetHomeAsUpIndicator(Resource.Drawable.home_more);
                }
            }
        }

        public NavigationPageCustom()
        {

        }

        public void SetFragmentManager(FragmentManager childFragmentManager)
        {

        }

       
        protected override void OnElementChanged(ElementChangedEventArgs<NavigationPage> e)
        {
            base.OnElementChanged(e);
            var page = e.NewElement as ThemeNavigationView;
            var toolbarPage = page?.CurrentPage as IToolbarPage;
            var el = Element;
            

            if (toolbarPage != null)
            {
                


            }
        }
        
        public new Task<bool> PushViewAsync(Page page, bool animated = true)
        {
            return base.PushViewAsync(page, animated);
        }

    }


}