if ! type ibus-daemon > /dev/null 2>&1 ; then
    echo "ibus is not available."
    return 1
fi

# explicitly set below, as referred in xdg autostart
export INPUT_METHOD=ibus

case "$WINDOWMANAGER" in
    # GNOME 3 Settings Daemon keyboard plugin manages all ibus settings itself,
    # so don't do manual setup&startup of ibus otherwise it would conflict with
    # G-S-D. see bnc#873016.
    *gnome*)
        SOURCES=$(gsettings get org.freedesktop.ibus.general preload-engines)
        if [ "$SOURCES" == '@as []' ]; then
        echo "initial GNOME startup, ibus default configuration applied"
        ibus-daemon -d
        timer=5
        while [ "$SOURCES" == '@as []' ] && [ ${timer} -gt 0 ]; do
            sleep 1
            timer=$[${timer}-1]
            SOURCES=$(gsettings get org.freedesktop.ibus.general preload-engines)
        done
        ibus exit
        fi
        # make sure G-S-D keyboard plugin is active
        echo "ibus will be managed by GNOME."
        gsettings set org.gnome.settings-daemon.plugins.keyboard active true
        return 0
    ;;
esac


export XMODIFIERS="@im=ibus"
export GTK_IM_MODULE=ibus
export QT_IM_SWITCHER=imsw-multi
# Qt5
export QT_IM_MODULE=ibus
# Qt4
if [ -e /usr/$SYS_LIB/qt4/plugins/inputmethods/libqtim-ibus.so ]; then
    export QT4_IM_MODULE=ibus
else
    export QT4_IM_MODULE=xim
fi

case "$WINDOWMANAGER" in
    *kde*|*plasma*|*xfce*|*lxde*)
	# started via xdg autostart
	;;
    *)
	# FIXME: a little bit of delay is required to avoid race
	(sleep 2; ibus-daemon --xim -d) &
	;;
esac

# success:
return 0