Excluding certain programs from transparency

[Olivier Fourdan]

On Thu, Dec 3, 2009 at 8:50 PM, houghi <houghi at houghi.org> wrote:
> I am in the process of moving from Windowmaker to XFCE as it is able to
> work in the combination of NVidea drivers, dualscreens not in Xinerama and
> my screens. I work with openSUSE 11.2.
>
> I have enabled transparency which works well. However I would like to know
> if it is possible to exclude some programs to NOT be transparent. These
> would be basically mplayer and gmplayer so I can still watch movies and tv
> while working on my other screen.

xfwm4 support the property NET_WM_WINDOW_OPACITY_LOCKED (which has
never made it to the freedesktop standard if I am not mistaken).

So if your media player sets this property, it will be excluded from
transparency. Totally non-standard, I admit.

Cheers,
Olivier.