Touchpad

Yoshiki Ohshima yoshiki at squeakland.org
Tue Oct 10 14:04:47 EDT 2006


  Hello,

  After one week of absense, I'm back and doing the various testing.
With Build 93, the touchpad works, almost:

  * It usually tracks my finger's movement, but there is noticable
    delay.

  * If I touch a position, say, quarter to the left edge, hold a bit
    and release, the mouse cursor moves to about quarter to the left
    edge of screen.  Then, I touch a position, say, quarter to the
    right edge, the mouse cursor moves close to the other edge, even
    if I don't move my finger *on* the pad.  This makes it hard to
    fine tune the cursor position.

  * When I try to drag with button down, it often loses the button
    down information.  This could be due to the "tap to click"
    feature, and some gesture may be interpreted as tap.

  * I was trying to disable "tap to click", but making a section and a
    InputDevice description:

    Section "InputDevice"
       Identifier  "Mouse0"
       Driver      "mouse"
       Option      "Protocol" "IMPS/2"
       Option      "Device"   "/dev/input/mice"
       Option      "ZAxisMapping"  "4 5"
       Option      "Emulate3Buttons"  "yes"
       Option      "MaxTapTime"       "0"
    EndSection

    doesn't change it.  MaxTapTime is synaptics' option, so I didn't
    really expect this to work, but can I turn off it in some other
    way?

  I'm not sure if I explain well, but the bottom line is that it kind
of works (yay), but there are gliches that are severe enough for real
use.

-- Yoshiki



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