The frontend/backend split of Pidgin/libpurple makes this tricky, and we still don't have voice and video in a Windows release (my main dev OS these days)
It's an issue with libpurple and the user interfaces. It's something we'll ideally be tackling in the next few months in purple3/pidgin3 as we get closer and closer to an alpha release.
The frontend/backend split of Pidgin/libpurple makes this tricky, and we still don't have voice and video in a Windows release (my main dev OS these days)