multiple keyboards for one user

[david752004]

hello everyone

I am using fedora core 4.

I want to plug several USB keyboard with a different layout for each 
one. (For one user only).

My goal is to have for example :

keyboard 1 : hardware QWERTY , layout us
keyboard 1 : hardware QWERTY , layout fr
keyboard 1 : hardware QWERTY , layout de

I am crowling all documentation available but I did not find a real 
solution yet.

Any help would be appreciated.