ChildEducationSoftwareGUI.MainWindow.btnOpen_Click C# (CSharp) Method

        private void btnOpen_Click(object sender, RoutedEventArgs e)
        {
            Microsoft.Win32.OpenFileDialog ofd = new Microsoft.Win32.OpenFileDialog();
            ofd.Filter = "Video (*.wmv)|*.wmv|Audio(*.mp3)|*.mp3";
            if (ofd.ShowDialog() == true)
            {
                MediaEL.Source = new Uri(ofd.FileName);
                btnPlay.IsEnabled = true;
            }
        }