Witam jest to mój pierwszy projekt w WPF i nie wiem czemu jak odtwarzam piosenkę to nie widzę czasu ile dana piosenka trwa. Program zwraca mi że w linijce 54 mam problem.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Microsoft.Win32;
using System.Windows.Threading;
namespace PlayerSound
{
/// <summary>
/// Logika interakcji dla klasy MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
private MediaPlayer mediaPlayer = new MediaPlayer();
public MainWindow()
{
InitializeComponent();
DispatcherTimer timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromSeconds(1);
timer.Tick += timer_Tick;
timer.Start();
}
private void list_Click(object sender, RoutedEventArgs e)
{
}
private void openFile_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "MP3 files (*.mp3)|*.mp3| All files (*.*)|*.*";
if (openFileDialog.ShowDialog() == true )
{
mediaPlayer.Open(new Uri(openFileDialog.FileName));
mediaPlayer.Play();
}
}
void timer_Tick(object sender, EventArgs e)
{
if (mediaPlayer.Source != null)
Status.Content = String.Format("{0} / {1}", mediaPlayer.Position.ToString(@"mm\:ss"), mediaPlayer.NaturalDuration.TimeSpan.ToString(@"mm\:ss"));
else
Status.Content = "No file selected...";
}
private void play_Click(object sender, RoutedEventArgs e)
{
mediaPlayer.Play();
}
private void stop_Click(object sender, RoutedEventArgs e)
{
mediaPlayer.Stop();
}
private void pause_Click(object sender, RoutedEventArgs e)
{
mediaPlayer.Pause();
}
}
}