using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices.WindowsRuntime;
using Windows.Foundation;
using Windows.Foundation.Collections;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Controls.Primitives;
using Windows.UI.Xaml.Data;
using Windows.UI.Xaml.Input;
using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Navigation;
using System.Threading.Tasks;
using Windows.Storage;
using System.Xml.Linq;

namespace App1
{
    /// <summary>
    /// それ自体で使用できる空白ページまたはフレーム内に移動できる空白ページ。
    /// </summary>
    public sealed partial class MainPage : Page
    {
        public MainPage()
        {
            this.InitializeComponent();
        }

        private async void btnRead_Click(object sender, RoutedEventArgs e)
        {
            var xd = await GetXdoc();
            lblMsg.Text = xd.ToString();
        }

        static async Task<XDocument> GetXdoc()
        {
            return await Task.Run(() => {
                StorageFolder appFolder = ApplicationData.Current.LocalFolder;

                string path = @"quiz.xml";
                return XDocument.Load(path);
            });
        }
    }
}