poet:~$ dpkg -l ibus-qt4
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Description
+++-=======================-=======================-==============================================================
ii ibus-qt4 1.3.1-2ubuntu2 qt-immodule for ibus (QT4)
poet:~$ aptitude search ibus |grep ^i
i A gir1.2-ibus-1.0 - Intelligent Input Bus - introspection data
i A ibus - Intelligent Input Bus - core
i ibus-clutter - ibus input method framework for clutter
i ibus-gtk - Intelligent Input Bus - GTK+2 support
i A ibus-pinyin - Pinyin engine for IBus
i A ibus-pinyin-db-open-phrase - Pinyin engine for IBus - open-phrase datab
i ibus-qt4 - qt-immodule for ibus (QT4)
i ibus-sunpinyin - sunpinyin engine for ibus
i A ibus-table - table engine for IBus
i A ibus-table-wubi - ibus-table input method: Wubi
i A libibus-1.0-0 - Intelligent Input Bus - shared library
i libibus-1.0-dev - Intelligent Input Bus - development file
i libibus-qt-dev - qt-immodule for ibus (QT4)
i libibus-qt1 - qt-immodule for ibus (QT4)
i libusb-0.1-4 - 用户空间的 USB 编程库
i libusb-1.0-0 - 用户空间的 USB 编程库
i libusbmuxd1 - USB multiplexor daemon for iPhone and iPod
i A python-ibus - Intelligent Input Bus - Python support
poet:~$ im-switch -l
Your input method setup under zh_CN locale as below.
=======================================================
The configuration "/home/poet/.xinput.d/zh_CN" is defined as a link pointing to
ibus
This private configuration supersedes the system wide default.
=======================================================
The system wide default is pointed by "/etc/alternatives/xinput-zh_CN" .
xinput-zh_CN - auto mode
link currently points to scim-bridge
ibus - priority 60
scim - priority 0
scim-bridge - priority 60
scim-immodule - priority 50
scim-pinyin - priority 50
Current 'best' version is 'ibus'.
=======================================================
The available input method configuration files are:
default default-xim ibus ibus.dpkg-old ibus-kde lo-gtk none scim scim-bridge scim-immodule scim-pinyin th-gtk th-xim
=======================================================