There's an outstanding issue regarding this. I haven't heard any news about when it might be included in a future release.
http://code.google.com/p/pyglet/issues/detail?id=371 -- You received this message because you are subscribed to the Google Groups "pyglet-users" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/pyglet-users?hl=en.
