/// <inheritdoc />
protected override bool OnActivate()
{
var mediaContainer = MediaPlayer.Containers.OfType <Panel>().FirstOrDefault(c => c.Name == MediaPlayerTemplateParts.MediaContainer);
captionsContainer = mediaContainer.Children.OfType <Panel>().FirstOrDefault(c => c.Name == MediaPlayerTemplateParts.CaptionsContainer);
if (captionsContainer != null)
{
markerManager = new MediaMarkerManager();
markerManager.MarkerLeft += MarkerManager_MarkerLeft;
markerManager.MarkerReached += MarkerManager_MarkerReached;
captionsPanel = new WebVTTPanel();
if (CaptionsPanelStyle != null)
{
captionsPanel.Style = CaptionsPanelStyle;
}
MediaPlayer.IsCaptionsActive = (MediaPlayer.SelectedCaption as Caption != null);
captionsContainer.Children.Add(captionsPanel);
UpdateCaption(MediaPlayer.SelectedCaption as Caption);
MediaPlayer.PositionChanged += MediaPlayer_PositionChanged;
MediaPlayer.SelectedCaptionChanged += MediaPlayer_SelectedCaptionChanged;
MediaPlayer.IsLiveChanged += MediaPlayer_IsLiveChanged;
if (MediaPlayer.IsLive)
{
InitializeTimer();
}
return(true);
}
return(false);
}
/// <inheritdoc />
protected override void OnDeactivate()
{
MediaPlayer.PositionChanged -= MediaPlayer_PositionChanged;
MediaPlayer.SelectedCaptionChanged -= MediaPlayer_SelectedCaptionChanged;
MediaPlayer.IsLiveChanged -= MediaPlayer_IsLiveChanged;
MediaPlayer.IsCaptionsActive = false;
captionsContainer.Children.Remove(captionsPanel);
captionsContainer = null;
captionsPanel.Clear();
captionsPanel = null;
markerManager.MarkerLeft -= MarkerManager_MarkerLeft;
markerManager.MarkerReached -= MarkerManager_MarkerReached;
markerManager.Clear();
markerManager = null;
IsSourceLoaded = false;
}
