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

[Marc MAURICE]

> Does anyone know if Xfwm (the Xfce window manager) is capable of
> providing window previews / window thumbnails for things like DockbarX
> for example?
I think you may take a look to xfdashboard source code.

http://xfdashboard.froevel.de/

Or as the author (Stephan Haller) for advice.