ListWisataFragment.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using Newtonsoft.Json.Linq;

using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Newtonsoft.Json;
using Android.Text;

namespace PariwisataJateng
{
    public class ListWisataFragment : Android.Support.V4.App.Fragment
    {
        ListView DaftarListWisata;
        ProgressBar progress;
        private List<ListWisata> itemListWisata;

        CustomListWisataAdapter adapters;
        //Ambil alamat load data API JSON
        private Uri BaseUri = new Uri("https://banyu.center/pariwisataapp/api/getWisata");


        public override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);

        }

        public override View OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
        {
            //Menampilkan layout untuk fragment
            View view = inflater.Inflate(Resource.Layout.listwisataLayout, container, false);
            DaftarListWisata = view.FindViewById<ListView>(Resource.Id.dataListWisata);

            itemListWisata = new List<ListWisata>();
            var webClient = new WebClient();
            webClient.DownloadStringAsync(BaseUri);
            progress = view.FindViewById<ProgressBar>(Resource.Id.progressBarWisata);
            progress.Visibility = ViewStates.Visible;
            webClient.DownloadStringCompleted += WebClient_DownloadStringCompleted;




            return view;
        }

        //Ambil data JSON dengan download String
        private void WebClient_DownloadStringCompleted(object sender, DownloadStringCompletedEventArgs e)
        {
            Activity.RunOnUiThread(() =>
            {
                itemListWisata = JsonConvert.DeserializeObject<List<ListWisata>>(e.Result);
                //CustomListAdapter customListAdapter = new CustomListAdapter(this.Activity, itemKabupaten);
                adapters = new CustomListWisataAdapter(this.Activity, itemListWisata);
                DaftarListWisata.Adapter = adapters;
                progress.Visibility = ViewStates.Gone;

                DaftarListWisata.ItemClick += DaftarListWisata_ItemClick;

            });
        }


        void DaftarListWisata_ItemClick(object sender, AdapterView.ItemClickEventArgs e)
        {
            ListWisata select = itemListWisata.ElementAt(e.Position);
            Toast.MakeText(this.Activity, select.id.ToString(), ToastLength.Short).Show();
            string str = select.id.ToString();
            string kab = select.id_kabupaten.ToString();


            //Arahkan ke Fragment WisataFragment
            var transaction = this.FragmentManager.BeginTransaction();
            Bundle bundle = new Bundle();
            //Kirimkan argument untuk id
            bundle.PutString("idx", str);
            bundle.PutString("idkab", kab);


            DetailFragment detailWisata = new DetailFragment();
            detailWisata.Arguments = bundle;
            transaction.Replace(Resource.Id.HomeFrameLayout, detailWisata);
            transaction.AddToBackStack(null);
            transaction.Commit();
        }


    }
}