Enabling compositing

[Jasper Huijsmans]

Jannis Pohlmann schreef:
> Brian J. Tarricone schrieb:
> 
>>On 10/11/2005 1:25 PM, Foxy wrote:
>>
>>
>>>>well, it is implemented in some way in xcompmgr I guess. At least in 
>>>>Gnome with xcompmgr you have all those things visible. Only the 
>>>>background is transparent. It has its ow bugs though. Some icons in the 
>>>>notification area still has background.
>>
>>
>>While I haven't used gnome-panel in quite a while, the last
>>implementation of "transparency" there wasn't real transparency.  They
>>just took a snapshot of what was under the panel and applied it as the
>>background of the panel (basically the same thing most "transparent"
>>terminal emulators do).  The new Xfce panel uses true transparency, and
>>there's no way to tell the compositor (using the current method) what
>>transparency to use for different parts of the window.
>>
>>Now, I believe there might be a way to do this by using ARGB windows,
>>and masking the panel window's background with a semi-transparent
>>pixmap.  Or something.  I don't know.  Either way, the implementation is
>>not going to be easy or maintainable, and it probably won't work very
>>well either.
>>
>>At any rate, the point of the variable transparency isn't to make the
>>panel 100% transparent.  That's pretty useless, as you yourself noted;
> 
> 
> Well, that was my fault. I proposed to allow 100%, before I had tested
> the panel with composite extension. Now that I have tried it, I must say
> that I was totally wrong and 95% really was enough. There absolutely is
> no sense in completely hiding a panel. I had expected the panel to
> behave like Foxy described (=> like gnome-panel) but since that's not
> true, we could perhaps revert this change?
> 

Ok. Done ;-)