private async void MediaPlayer_MediaOpenedAsync(FrameMediaPlayer sender, object args)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
VideoElement.SetMediaPlayer(mediaPlayer.MediaPlayer);
});
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Visible;
Uri sourceUri = (Uri)e.Parameter;
if (sourceUri != null)
{
mediaPlayer = new MediaPlayer();
MediaSource source = MediaSource.CreateFromUri(sourceUri);
mediaPlayer.Source = source;
mediaPlayer.MediaOpened += MediaPlayer_MediaOpened;
VideoElement.SetMediaPlayer(mediaPlayer);
}
}
protected override void OnNavigatedFrom(NavigationEventArgs e)
{
if (mediaPlayer != null)
{
mediaPlayer.PlaybackSession.PlaybackStateChanged -= PlaybackSession_PlaybackStateChanged;
mediaPlayer.MediaOpened -= MediaPlayer_MediaOpened;
}
if (mtcGrid != null)
{
mtcGrid.PointerPressed -= OnPointerPressed;
mtcGrid.PointerReleased -= OnPointerReleased;
mtcGrid.PointerWheelChanged -= OnPointerWheelChanged;
VideoElement.PointerPressed -= OnPointerPressed;
VideoElement.PointerReleased -= OnPointerReleased;
VideoElement.PointerMoved -= OnPointerMoved;
VideoElement.PointerWheelChanged -= OnPointerWheelChanged;
Window.Current.CoreWindow.KeyDown -= OnKeyDown;
}
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Collapsed;
mediaPlayer.Source = null;
VideoElement.SetMediaPlayer(null);
mediaPlayer = null;
}
