Re: [gentoo-user] touchpad can't scroll

[Florian Philipp]

On Thu, 2008-03-27 at 23:58 +0800, Chuanwen Wu wrote:
> Hi, I have a Dell 1400 laptop. The touchpad can implement most
> functions except vertical scrolling, horizontal scrolling and dragging
> (not only in firefox, and also other applications).
> 
> I have followed this guide
> http://gentoo-wiki.com/HARDWARE_Synaptics_Touchpad, but still can't
> fix the problem.
> 
> There is some information below:
> 
>  $ cat /proc/bus/input/devices
> [...]
> I: Bus=0011 Vendor=0002 Product=0008 Version=7325
> N: Name="AlpsPS/2 ALPS GlidePoint"
> P: Phys=isa0060/serio1/input0
> S: Sysfs=/class/input/input5
> U: Uniq=
> H: Handlers=mouse1 event5
> B: EV=f
> B: KEY=420 670000 0 0 0 0
> B: REL=3
> B: ABS=1000003
> [...]
> 
> And some configurations in my Xorg.conf:
> 
> Section "InputDevice"
>     Identifier  "USB_Mouse"
>     Driver      "mouse"
>     Option "Protocol"    "Auto" # Auto detect
>     Option "Device"      "/dev/input/mice"
>     Option "ZAxisMapping"   "4 5"
> EndSection
> 
> Section "InputDevice"
>    Identifier  "TouchPad"
>    Driver      "synaptics"
>    Option      "Device"        "/dev/input/mouse1"
>    Option      "Protocol"      "alps"
>    Option      "SendCoreEvents" "true"
>    Option      "SHMConfig" "on"
>    Option      "ZAxisMapping"      "4 5"
>    Option      "Emulate3Buttons"   "on"
>    Option       "LeftEdge"      "130"
>    Option       "RightEdge"     "840"
>    Option       "TopEdge"       "130"
>    Option       "BottomEdge"    "640"
>    Option       "FingerLow"     "7"
>    Option       "FingerHigh"    "8"
>    Option       "MaxTapTime"    "180"
>    Option       "MinTapTime" "110"
>    Option       "ClickTime" "0"
>    Option       "EmulateMidButtonTime" "75"
> #   Option      "MaxTapMove"    "220"
>    Option       "VertScrollDelta" "20"
>    Option       "HorizScrollDelta" "20"
>    Option       "MinSpeed"      "0.40"
>    Option       "MaxSpeed"      "0.65"
>    Option       "AccelFactor"   "0.030"
>    Option       "EdgeMotionMinSpeed" "200"
>    Option       "EdgeMotionMaxSpeed" "200"
>    Option       "UpDownScrolling" "1"
>    Option       "CircularScrolling" "1"
>    Option       "CircScrollDelta" "0.1"
>    Option       "CircScrollTrigger" "3"
>    Option       "VertEdgeScroll" "on"
> EndSection
> 
> Section "ServerLayout"
>     Screen "Screen 1"
>     InputDevice "USB_Mouse" "CorePointer"
>     InputDevice "Keyboard1" "CoreKeyboard"
> 
>     Option "AIGLX" "true"
> EndSection
> 
> 
> Any help will be appreciated!
> 
> -- 
> wcw

You should change your server-layout to something like

Section "ServerLayout"
        Identifier     "Layout0"
        Screen         "Screen1"
        InputDevice    "Keyboard1" "CoreKeyboard"
        InputDevice    "Touchpad" "CorePointer"
        Option          "AIGLX" "true
EndSection

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