using System;

using Android.App;
using Android.Content;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Android.OS;
using Android.Webkit;

namespace MyWb
{
    [Activity(Label = "MyWb", MainLauncher = true, Icon = "@drawable/icon")]
    public class MyWb : Activity
    {
        int count = 1;

        protected override void OnCreate(Bundle bundle)
        {
            base.OnCreate(bundle);

            // Set our view from the "main" layout resource
            SetContentView(Resource.Layout.Main);

            // Get our button from the layout resource,
            // and attach an event to it
            Button button = FindViewById<Button>(Resource.Id.MyButton);

            button.Click += delegate { button.Text = string.Format("{0} clicks!", count++); };

            WebView wv2 = (WebView)this.FindViewById(Resource.Id.webView1);
            wv2.SetWebViewClient(new WebViewClient());
            wv2.SetWebChromeClient(new MyWCC(this));
            wv2.Settings.JavaScriptEnabled = true;
            wv2.LoadUrl("http://www.script-tutorials.com/demos/199/index.html");

        }
    }

    public class MyWCC : WebChromeClient
    {
        private IValueCallback mUploadMessage;
        private static int FILECHOOSER_RESULTCODE = 1;
        private MyWb thisActivity = null;


        public MyWCC(MyWb context)
        {
            thisActivity = context;
        }

        // For Android 3.0+
        // public override void OpenFileChooser(Android.Webkit.IValueCallback uploadMsg, String acceptType)
        // {
        //mUploadMessage = uploadMsg;
        //Intent i = new Intent(Intent.ActionGetContent);
        //i.AddCategory(Intent.CategoryOpenable);
        //i.SetType("*/*");
        // thisActivity.StartActivityForResult(Intent.CreateChooser(i, "File Browser"),
        //FILECHOOSER_RESULTCODE);
        //}

        //For Android 4.1
        public void OpenFileChooser(IValueCallback uploadMsg, String acceptType, String capture)
        {
            mUploadMessage = uploadMsg;
            Intent i = new Intent(Intent.ActionGetContent);
            i.AddCategory(Intent.CategoryOpenable);
            i.SetType("image/*");
            thisActivity.StartActivityForResult(Intent.CreateChooser(i, "File Chooser"), FILECHOOSER_RESULTCODE);

        }


    }

}