Thanks! I solved it in the end. The preview command is set through the
menu File->Page setup->Preview command (not very intuitive placement...)
The preview is in postscript form, so I couldn't use epdfview.

Michael

On 11 February 2013 09:14, François Poulain <address@hidden> wrote:
> Hi,
>
> Le Sun, 10 Feb 2013 23:39:15 +0100,
> Michael Lachmann <address@hidden> a écrit :
>
>> I was trying to set up TeXmacs to use a different previewer for pdf,
>> since I don't have xpdf or gv, but instead epdfview. How can I do
>> that?
>
> It is currently done in TeXmacs/progs/texmacs/texmacs/tm-print.scm
>
> It launch xdg-open, which should launch epdfview if it's the default
> application for opening ps files on your system.
>
> We should improve it to allow user's personalization.
>
> François
>
> --
> François Poulain <address@hidden>
>
>
>