[RFC] Device hierarchy for MPX

Simon Thum simon.thum at gmx.de
Tue Sep 18 16:16:57 PDT 2007

Daniel Stone wrote:
>>>> with floating devices. Any keyboard in X needs to be paired with a 
>>>> pointer device, otherwise we cannot generate appropriate events etc.
>>> I think the correct thing to do for keyboards without a pointer focus is
>>> to deliver at (0,0): either that or just pick a random focus.
>> How about picking the last set focus? Maybe that's complicating things,
>> but it would support a two-pointer-one-keyboard case, which could be
>> nice in multihead configs.
> Er, that would be two-keyboards-one-pointer.  In the
> two-pointers-one-keyboard case, the keyboard will always be associated
> with a pointer.
If I got it right that means I can't type into the other pointer's focus
without actively switching SD/MD attachment? I think this should be
possilble, also for the one-keyboard case.

To quote Peter:
>An MD can have multiple SDs attached.
If that includes a SD attached to multiple MDs, everything's fine :)



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