Is IBM ThinkPad pointing stick scrolling (blue button) possible in Linux? Or with touchpads?

[John Van Ostrand]

On Thu, 2006-06-22 at 13:15 -0400, Jason Spiro wrote:
> IBM ThinkPads have classically come with three mouse buttons.
> 
> - The two normal buttons, which are red
> - The small middle button, which is blue
> 
> The blue button is generally used for pointing stick scrolling. Press
> or hold the blue button and the pointing stick in the middle of the
> keyboard becomes an *analog* scroll wheel.
> 
> It is a superb feature. Although it doesn't work in all apps, it lets
> you smoothly scroll through documents in Word, IE, etc. with analog
> control. The harder you press the stick, the faster you go.
> 
> Is there a way to get this to work on Toshiba laptops in Linux when I
> press the fourth mouse button?
> 
> Also, would it be possible to get a simulation of this feature on a
> Dell Inspiron 1100 with a Synaptics touch pad and the Xorg Synaptics
> driver? (e.g. finger in middle of pad = no scrolling, the farther you
> move it from the middle, the faster it goes)

Edit the /etc/X11/xorg.conf file. Locate the Section "Device"/Identifier
"Configured Mouse" section and add these options:

        Option          "EmulateWheel"          "true"
        Option          "EmulateWheelButton"    "2"

Restart X (logout) to enable the changes.


-- 
John Van Ostrand
         Net Direct Inc.
 
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