Changing focus with arrow keys

[Andrew Conkling]

On Fri, 2004-06-11 at 22:06 +0200, Jean-François Wauthy wrote:
> Le ven 11/06/2004 à 21:49, Vebjorn Ljosa a écrit :
> > I just switched to xfce4 from gnome + sawfish, and I love it!  There
> > is one thing I miss, however: Sawfish (with the addition of some code
> > I found on the web) allowed me to change focus to the window east,
> > west, north, or south of the current one.  I had the functions bound
> > to Super + the arrow keys, and it was very convenient.
> > 
> > Is there a way to get the same functionality with xfce4?
> > 
> It seems not, no built-in shortcut in xfwm4 allows such a thing.

The question is whether xfwm4 can accept such a function.  If so,
couldn't the keys be easily edited in ~/.themes/xfwm4/XXXXX.keys/
keythemerc?

This begs the question (at least for me): is there a reference out there
that contains all functions that xfwm4 accepts which could be binded to
keys?