Re: [Qemu-devel] Bug in SDL key event processing

[Anthony Liguori]

Samuel Thibault wrote:
> Anthony Liguori, le Thu 10 Jul 2008 14:25:05 -0500, a écrit :
>   
> > > Keep in mind that using '-k' completely changes the semantics of the 
> > > keyboard. I'm using the colemak layout, so my top row is: qwfpg. For 
> > > the sake of simplicity, assume that the guest uses the standard en-us 
> > > layout.
> > >       
> > Then you would need to add a colemak translation table if you wanted 
> > that to be reflected in the guest.  However, if you use -k en-us and use 
> > en-us in the guest, it should just work for you.
> >     
>
> That won't for the shifted characters. Let's take for instance azerty,
> which has the numbers in the shifted position instead of the direct
> position. Typing shift+1 will produce a 1 keysym, which will indeed be
> converted to the correct scancode, but shift will be simulated too, and
> thus produce in the guest '!'...

Yes, unfortunately, I don't see a great way to fix that :-/  You 
basically have to have the guest also set up to use azerty.

>  There is no other correct than properly
> reverse-engineering the keysyms we get into a positional keycode, and
> then convert to PS2 scancode, and let the guest use its keymaps..
>   

Which is what we're trying to do.  The issue is that the 
keysyms=>positional keycode mapping is 1->many.  That's what the -k 
mappings are selecting.

Regards,

Anthony Liguroi

> Samuel
>
>
>