Communication and Configuration

IBusBus — Connect with IBus daemon.
IBusConfig — IBus engine configuration module.
IBusConfigService — Configuration service back-end.
IBusConnection — DBusConnection wrapper.
ibusmainloop — DBus server and connection setup functions.
ibusmessage — A DBusMessage in IBus.
IBusObservedPath — Path object of IBus.
ibuspendingcall — A DBusPendingCall in IBus.
IBusProxy — Base proxy object.
IBusSerializable — A serializable object.
IBusService — IBus service back-end.
ibusxml

Here lists the service communication functions and functions that handling configuration like save, load, and listening.