[PATCH synaptics] conf: enable right-button click by default on non-Apple clickpads

[Peter Hutterer]

On Thu, Mar 22, 2012 at 02:22:59PM -0700, Chase Douglas wrote:
> On 03/21/2012 10:25 PM, Peter Hutterer wrote:
> > The right-half of the bottom 30% of the touchpad are enabled as right button
> > by default. On Apple touchpads (these don't have marking for the right
> > button) disable them by default.
> > 
> > Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
> > ---
> >  conf/50-synaptics.conf |   18 ++++++++++++++++++
> >  1 files changed, 18 insertions(+), 0 deletions(-)
> > 
> > diff --git a/conf/50-synaptics.conf b/conf/50-synaptics.conf
> > index 5ec7e78..05a9bd7 100644
> > --- a/conf/50-synaptics.conf
> > +++ b/conf/50-synaptics.conf
> > @@ -24,3 +24,21 @@ Section "InputClass"
> >          MatchDevicePath "/dev/input/mouse*"
> >          Option "Ignore" "on"
> >  EndSection
> > +
> > +# This option enables the bottom right corner to be a right button on
> > +# non-synaptics clickpads.
> > +# This option is only interpreted by clickpads.
> > +Section "InputClass"
> > +        Identifier "Default clickpad buttons"
> > +        MatchDriver "synaptics"
> > +        Option "SoftButtonAreas" "50% 100% 70% 100% 0 0 0 0"
> > +EndSection
> 
> My own testing and anecdata from one other user was that:
> 
> * We don't want to set the boundaries at 100% since the trackpad
> sometimes lies about its full range. Leave them at 0 and the boundary
> will extend to infinity.

good idea. I was cursing at that yesterday and had forgotten about the 0
option.

> * The top edge should be around 82%. 70% is too high. The calculations
> on my own laptop shows 82% to be about right. I have a script to enable
> the right button area, and the first iteration put it at 80%. However,
> one user said it was too high. I asked him to figure out what was best
> for his trackpad, and he came up with 82% too. I wonder if Synaptics has
> standardized on that height ratio for clickpad buttons.
> 
> The above would result in:
> 
> Option "SoftButtonAreas" "50% 0 82% 0 0 0 0 0"

amended thanks.

> > +# This option disables software buttons on Apple touchpads.
> > +# This option is only interpreted by clickpads.
> > +Section "InputClass"
> > +        Identifier "Disable clickpad buttons on Apple touchpads"
> > +        MatchProduct "Apple"
> > +        MatchDriver "synaptics"
> > +        Option "SoftButtonAreas" "0 0 0 0 0 0 0 0"
> > +EndSection
> 
> Everything else looks good. I think it's too late to enable in Ubuntu,
> so I'll have to patch it out when we get it merged from upstream :(. We
> have just hit the beta 2 freeze, and after beta 2 there is nothing until
> the release, so adding a behavior change now would be frowned upon. Just
> FYI, in case you get bug reports and see it behave differently between
> distros.

ok, thanks for the heads-up.

Cheers,
  Peter