'Get the X Window System window identifier previously set with
L{set_xwindow}(). Note that this will return the identifier
even if VLC is not currently using it (for instance if it is playing an
audio-only input).
@return: an X window ID, or 0 if none where set.'

def get_xwindow(self):

    return libvlc_media_player_get_xwindow(self)
