within the current thread
DBusConnection.getLastSerial
uint getLastSerial()Retrieves the last serial number assigned to a #GDBusMessage on the current thread. This includes messages sent via both low-level API such as [gio.dbus_connection.DBusConnection.sendMessage] as well as high-level API such as [gio.dbus_connection.DBusConnection.emitSignal], [gio.dbus_connection.DBusConnection.call] or [gio.dbus_proxy.DBusProxy.call].
Returns
the last used serial or zero when no message has been sent