Windows Phone 學習 調用多媒體

  <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
            <Button Content="播放媒體文件" VerticalAlignment="Top" Click="OnPlay"/>
        </Grid>

    private void OnPlay(object sender, RoutedEventArgs e)
        {
            // 實例化啓動器對象
            MediaPlayerLauncher MyMediaPlayer = new MediaPlayerLauncher();
            // 媒體文件來源爲應用程序安裝目錄
            MyMediaPlayer.Location = MediaLocationType.Install;
            // 顯示“暫停”和“停止”兩個按鈕
            MyMediaPlayer.Controls = MediaPlaybackControls.Pause | MediaPlaybackControls.Stop;
            // 媒體播放器縱向顯示
            MyMediaPlayer.Orientation = MediaPlayerOrientation.Portrait;
            // 設置要播放的媒體文件
            MyMediaPlayer.Media = new Uri("test.mp3", UriKind.Relative);
            // 顯示播放器
            MyMediaPlayer.Show();
        }