Re: [gentoo-user] How to stop mouse motion

[Albert Hopkins <marduk@letterboxes.org>]

On Sat, 2008-11-15 at 18:55 -0200, Jorge Peixoto de Morais Neto wrote:
> Hi. I have a crappy mouse made in China. One of its problems is that
> the mouse pointer sometimes moves even while the mouse is not moving.
> Usually this manifests by the pointer "shaking", moving back and
> forward one or two pixels very fast (it looks like some 5 times per
> second).  The worst problem caused by this is that the monitor can
> wake up at seemingly random times.
> 
> One solution would be to switch off the monitor every time I won't use
> it for a few minutes, but (AFAIK) this would waste energy and reduce
> lifetime. I want the DPMS modes of standby, suspend, off.
> 
> Another solution would be to buy another mouse, but this would cost
> money and would not teach me the solution (this problem can manifest
> again in the future, with this or another computer).
> 
> So I want a way to tell the kernel or X11 to ignore mouse motion.
> Either to shut down mouse motion completely, or to allow it but to
> ignore it for the effect considering the computer as idle. I have
> performed a quick read of kernel code and of the xorg.conf man page
> but I see no clue.
> 
> Anybody knows?
> 
Yes.  What you need to do is write your own mouse driver.  Call it
'crappydrv'.  In this driver, you detect events sent by the mouse, but
then simply ignore them.

HTH,
-a