a #GDBusConnection
the well-known name to own
a set of flags from the #GBusNameOwnerFlags enumeration
#GClosure to invoke when name is acquired or null
#GClosure to invoke when name is lost or null
an identifier (never 0) that can be used with gio.global.busUnownName to stop owning the name.
Version of gio.global.busOwnNameOnConnection using closures instead of callbacks for easier binding in other languages.