Question about fullscreen across all monitors in xfwm4

samuel samuel.verstraete at
Sun Dec 22 15:39:32 CET 2013

imho it's a matter of xorg configuration and nothing to do with xfce.
configure your monitors to be one big FB.

On Sun, Dec 22, 2013 at 2:41 PM, Stephan Haller <nomad at> wrote:

> Am Donnerstag, den 19.12.2013, 12:46 +0200 schrieb Jari Rahkonen:
> > 18.12.2013 22:31, Stephan Haller wrote:
> > > Hi,
> > >
> > > I'm too stupid to get it from source code and I think the authors of
> > > xfwm4 can answer my silly question ;)
> >
> > I'm just a user, not an Xfwm developer, but that shouldn't really
> > matter, right?
> Of course, of course ;)
> > > Does xfwm4 support a fullscreen window across all connected monitors?
> >
> > Yes, it does. However, you cannot set up relative monitor positions with
> > Xfce's monitor configuration panel (yet). Use xrandr on the command line
> > or a graphical frontend like arandr to do this. Xfwm4 does it's part
> > just fine.
> I think my question was too short to explain what I want to do ;) My
> question is not the matter of configuring the placement of each monitor.
> I want to ask if xfwm4 supports to span a fullscreen window across all
> connected monitors so it is just one mega-great(tm) window. I think I
> can create a window and move it to upper-left position of desktop and
> resize it to cover the whole desktop over all monitors. But I need the
> "fullscreen" flag of the window to get it always above all other windows
> like panel etc.
> As far as I discovered xfwm4 will place a fullscreen only to one monitor
> and resizes it to the size of this monitor.
> Is there a way to override this behaviour? Would it be possible and make
> sense to set a window fullscreen and to move and resize it to get it
> spanned across all windows?
> Regards,
> Stephan
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