Question about "Transparent" option of xfdesktop

[Alexander Toresson]

On Sat, Jan 17, 2009 at 6:42 AM, Masato Hashimoto
<cabezon.hashimoto at gmail.com> wrote:
> Hi.
>
> I have a question about "Transparent" option of xfdesktop (trunk).
> What kind of behavior does the option do?
>
> xfdesktop manual describes:
>  The "Transparent" option, when you use a colored background without backdrop image,
>  allows you to see the windows that are under the transparent desktop window.
>  This requires an activated compositor.
>
> Where is *under* the transparent desktop window?
>
> I tried as follows:
>  * Enable display compositing (Window Manager Tweaks)
>  * Desktop settings -> Image: none
>  * Desktop settings -> Color: Transparent
>
> I could recognize only a difference of the brightness of the desktop.
>

To put something under the transparent desktop window, I assume you'd
need to use devilspie or the like to put it there. Programs can also
request their windows to be put there, but that requires explicit
application support.

// Alexander