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SubjectRe: Keys get stuck
Date
Lennart Sorensen <lsorense@csclub.uwaterloo.ca> wrote:
> On Thu, Mar 13, 2008 at 06:14:26PM +0100, Pavel Machek wrote:

>> hw is proper place to implement autorepeat, and along with some
>> buffering, it has chance to work. Kernel is not real-time, and X are
>> definitely not real-time, while autorepeat is real-time operation.
>>
>> It actually mostly works in ps/2 case. Buffer in hardware means that
>> pretty big interrupt delays can be tolerated without problems.
>
> So does the keyboard events generate something like this then:
>
> KEY_x_DOWN
> KEY_x_REPEAT
> KEY_x_UP
>
> If so then X certainly could get all the keyboard information I imagine
> it needs from the kernel, but otherwise I am not sure how it could. A
> repeated series of key down events are not enough since some keys you
> don't want repeated you just want to know when the key is held down and
> when it isn't.

You just need a timestamp for each event, and you can get a timestamp for
each event (as far as I read in this thread). Using the current time while
processing the event is plain stupid.



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