ImageList.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using Android.App;
using Android.Content;
using Android.Graphics;
using Android.Media;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;

using UEngage.Droid;

[assembly: Xamarin.Forms.Dependency(typeof(ImageList))]

namespace UEngage.Droid
{
    public class ImageList : imagelist
    {


        //get saved location

        public List<string> getListOfImages()
        {
            List<string> imagesList = new List<string>();

                var files = Directory.EnumerateFiles("/storage/emulated/0/Android/data/lk.stechbuzz.bingwallpaper/files/");
                foreach (var item in files)
                {
                    imagesList.Add(item);
                }

            return imagesList;
        }




    }
}