<tt><font size=2>> From: Adam Williamson <awilliam@redhat.com></font></tt>
<br><tt><font size=2>> To: Development discussions related to Fedora
<devel@lists.fedoraproject.org></font></tt>
<br><tt><font size=2>> Date: 09/18/2012 14:57</font></tt>
<br><tt><font size=2>> Subject: Re: Why is not enabled TapButton of
touchpad on Fedora by default?</font></tt>
<br><tt><font size=2>> Sent by: devel-bounces@lists.fedoraproject.org</font></tt>
<br><tt><font size=2>> <br>
> On Tue, 2012-09-18 at 08:35 -0400, John.Florian@dart.biz wrote:<br>
> > > From: Adam Williamson <awilliam@redhat.com> <br>
> > > <br>
> > > Oh, I should also note that, IIRC, the intent is that the
driver<br>
> > should<br>
> > > detect if there are no physical buttons and enable tap-to-click
in<br>
> > this<br>
> > > case. So touchpads which have no buttons and are only supposed
to<br>
> > work<br>
> > > with tap-to-click should be OK.<br>
> > <br>
> > Where does my notebook's touchpad fall in this continuum? At
the<br>
> > bottom corners of the touch-sensitive area are two "buttons"
which<br>
> > click with tactile feedback, but yet are still part of the<br>
> > touch-sensitive surface. In other words, the bottom corners
can<br>
> > actually be deformed/depressed. FWIW, I enabled tap-to-click
-- did I<br>
> > just answer my own question? -- simply because my wife and I
both<br>
> > found the mouse to be moving off target too often when tried
using<br>
> > these "buttons".<br>
> <br>
> As far as evdev is concerned those are almost certainly just perfectly<br>
> normal buttons, i.e., they send a 'button press' event. The fact that<br>
> they also function as part of the touch-sensitive surface is probably<br>
> irrelevant. So evdev would see your touchpad as one with buttons,
and<br>
> wouldn't enable tap-to-click.</font></tt>
<br>
<br><tt><font size=2>If memory serves (which, in my case, is always questionable),
that matches my experience: I had to enable the feature; it wasn't on by
default.</font></tt>
<br><tt><font size=2><br>
> (I hereby include my permanent disclaimer that I'm just the idiot<br>
> monkey, and any time someone who's not an idiot monkey comes along
and<br>
> contradicts me, you can confidently assume I'm wrong...so if ajax
or<br>
> whot or someone shows up and says I'm wrong, then I damn well am.)</font></tt>
<br>
<br><tt><font size=2>Hey! That's mine too, except you can s/ajax|whot/nearly
anyone/g.</font></tt>
<br>
<br><tt><font size=2>Offer void where not prohibited.</font></tt>
<br><font size=2 face="sans-serif"><br>
--<br>
John Florian</font>
<br>
<br>