def qtile_on_sink_update(context, event_type, sink_index, userdata):
"""callback for updates made to sinks"""
widget = ffi.from_handle(userdata)
widget.on_sink_update(event_type, sink_index)
def qtile_on_sink_info(context, info, eol, userdata):
"""callback for each output sink that pulseaudio server has"""
widget = ffi.from_handle(userdata)
widget.on_sink_info(info, eol)
def qtile_on_server_info(context, info, userdata):
"""callback with a pulseaudio server info"""
widget = ffi.from_handle(userdata)
widget.on_server_info(info)
def qtile_pa_context_changed(context, userdata):
"""callback for connecting status update"""
widget = ffi.from_handle(userdata)
widget.on_connection_change(context)
