public void FireSelectedEvent(TimelineEventArg ea)
{
/*
RoutedPropertyChangedEventArgs<TrackPoint> args = new RoutedPropertyChangedEventArgs<TrackPoint>(oldValue, value);
args.RoutedEvent = TrackPointChangedEvent;
RaiseEvent(args);
*/
RoutedEventArgs args = new RoutedEventArgs(TimelineSelectedEvent, ea);
RaiseEvent(args);
}
// timelineView
private void TimelineView_Selected(object sender, TimelineEventArg arg)
{
Events.GetEvent<TimelineSelectedEvent>().Publish(arg);
}