command line to change wallpaper

[Olivier Fourdan]

There is no such "transparent" window in X11 AFAIK.

Cheers,
Olivier.

On Sat, 2003-10-25 at 10:16, Jasper Huijsmans wrote:
> Hey,
> 
> I'm taking this to xfce4-dev list now.
> 
> Op za 25-10-2003, om 09:36 schreef Biju Chacko:
> 
> > Wouldn't life be much simpler if xfdesktop's pseudo-root-window was transparent?
> > Then everybody's favourite root pixmap changer would work. Is this practical?
> > 
> 
> I don't think it's that simple, unfortunately. It would indeed be a very
> nice solution. Luca can perhaps comment on this as well.
> 
> A gtk toplevel window can not be transparent, I think. For that you need
> an input-only window, which is fine as long as you don't want to add
> other widgets (icons) to it. Also, instead of an input-only window,
> luca's solution of using the root window directly is just as easy,
> either through gdk or using xlib directly.
> 
> I believe a gtk window can be useful for displaying icons on the
> desktop, for minimized apps or app launchers, because you get
> anti-aliased fonts and alpha-blending for free. Also, I think it is more
> efficient than managing lots of toplevel shaped windows. I believe these
> are the reasons rox, nautilus and kde use this approach.
> 
> Both rox 1.x and gmc (gnome 1.x) have used the shaped window approach
> and are now using the desktop window. I haven't spend much time
> investigating these issues, but there must be some good reasons for them
> to make the change. I don't know if those reasons fully apply to us,
> though.
> 
> 	Jasper
> 
> 
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-- 
Olivier Fourdan - fourdan at xfce.org
   
   Interoperability is the keyword, uniformity is a dead end. 
   http://www.xfce.org