Messages in this thread | | | Date | Fri, 19 Apr 2002 09:40:08 +0900 | From | "Adrian V. Bono" <> | Subject | Re: something weird on Linux 2.4.17 on an IBM Thinkpad T20 |
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Adrian V. Bono wrote: > Andreas Dilger wrote: > >> On Apr 19, 2002 09:17 +0900, Adrian V. Bono wrote: >> >>> While working in X on kernel 2.4.17 on an IBM Thinkpad T20, sometimes >>> the mouse pointer would just gravitate all by itself, without my >>> moving the mouse or pointing stick, upwards. The first time that >>> happened, i was coding in an xterm when suddenly, window focus >>> shifted to another window and i noticed the mouse pointer was moving >>> upwards by itself. Anyone else notice this? >> >> >> >> This is common to all thinkpads (or other laptops which have trackpoint >> devices) and also happens under Windows. The cause is related to >> automatic compensation for the centering of the trackpoint. Early >> trackpoint devices didn't have automatic centering and I remember >> replacing more than a few keyboards because the mouse would start >> drifting by itself. Later trackpoints have automatic centering, but >> if you hold onto the trackpoint for a long time (causing the "center" >> to be offset by some amount) and then let go, it will settle back to >> the "old center" and the cursor will drift for a few seconds until >> the automatic centering kicks in again. >> >> Moral of the story - don't touch the trackpoint when you aren't doing >> anything with it. >> > > > Yes, i've replied two replies similar to yours. But it happens to my > desktop, too. > >
oops, sorry, that should read, "i've received". :)
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