Section "InputClass" Identifier "Wheel Emulation" MatchIsPointer "on" MatchProduct "TrackPoint" Option "EmulateWheelButton" "2" Option "EmulateWheel" "on" Option "XAxisMapping" "6 7" Option "YAxisMapping" "4 5" Option "ZAxisMapping" "4 5" Option "Emulate3Buttons" "true" EndSection
然后重启就可以用了。
转自:http://blog.sina.com.cn/s/blog_5a6dca940101do7i.html