Can the Xfce window manager (Xfwm) provide window previews/thumbnails (for DockbarX for example)?

[MR ZenWiz]

On Fri, Jun 13, 2014 at 8:46 AM, N. W. <nw9165-0219653 at yahoo.com> wrote:
> Hello,
>
:
> So, I asked him if he could make the window previews of DockbarX work
> with Xfwm (the Xfce window manager), see:
>

I'm just a user of xfwm4 on Xubuntu 12.04 LTS, but I have never seen
this work on my setups (I have several).  It may be newer than what I
have, so YMMV.

MR