On Sun, Apr 3, 2016 at 8:07 PM, Yasha Karant <[log in to unmask]> wrote:
>
> The typical Linux GUI uses a pointing device with three buttons; the
> center button can be emulated on two button pointing devices by
> simultaneously depressing both buttons. (Some track balls only have
> two buttons plus a scroll wheel -- depressing the wheel is the center
> "button".)
>
> What happens with a laptop that has only a touchpad but no buttons?
> "Tapping" on the touchpad performs the MS Win 10 "button" functions,
> but what about Linux use? Can one configure the touchpad so that a
> specific set of regions work only for "tapping" and thus emulate a
> button, and the rest works as a regular "glide" pointing device?

"synclient TapButton1=1 TapButton2=3 TapButton3=2" sets up right-click
for a two-finger-tap and middle-click for a three-finger-tap.