On Sat, 19 Aug 2017, Fabrice Couvreur wrote:

> Hello,
> I have tried many approaches, but it still does not work. Everything is
> passed to the dm-1.tex file (font, footer) but not the header.


> \startcomponent dm-1
>
>  \component MyLayout
>
>  \MyHeader{Seconde}{17}{08}{2017}{Devoir surveillé}{1}{1h\,30m}
>
>  \input knuth
>
> \stopcomponent

Two things:

1. Use \environment MyLayout instead of \component MyLayout.
2. The environment should be set before \startcomponent.

I am attaching a zip file with working code.

Aditya