busGet
Asynchronously connects to the message bus specified by @bus_type.
When the operation is finished, @callback will be invoked. You can then call g_bus_get_finish() to get the result of the operation.
This is an asynchronous failable function. See g_bus_get_sync() for the synchronous version.
Since
2.26
Parameters
busType
a #GBusType
cancellable
a #GCancellable or null
callback
a #GAsyncReadyCallback to call when the request is satisfied