[PATCH weston 1/2] libinput: Ignore non seat wide pointer button events

[Bill Spitzak]

On 01/29/2015 03:09 AM, Carlos Garnacho wrote:
> On mié, 2015-01-28 at 13:09 -0800, Bill Spitzak wrote:
>> I would greatly prefer to get an event when this happens. The user
>> expects something to happen when they push a button. You cannot just
>> throw it away.
>>
>> I think it is perfectly safe to send multiple press and release events.
>> No program is going to fail because of this.
>
> As a toolkit guy, this is a "no-no". Things like implicit grab tracking
> rely on some coherence from the windowing system, and many button
> handlers highly count on just receiving 1 event pair per button. unless
> toolkits have per-button counters and keep track of this themselves
> (they don't), multiple presses & releases on the same button is going to
> confuse toolkits and apps big time.

Sorry I disagree. Most toolkits will just treat the first press as the 
press and the first release as the release and ignore the others. No 
counter is needed.