[compiz] Problems with _NET_WM_FULLSCREEN_MONITORS and screen refreshing

Jason 'vanRijn' Kasper vr at movingparts.net
Mon May 25 19:19:03 PDT 2009


Hm. Has anyone had a chance to look into this yet? I still can't seem to
open a bugzilla account either. =:(

On Mon, May 18, 2009 at 6:40 PM, Jason 'vanRijn' Kasper
<vr at movingparts.net>wrote:

> re, all...
>
> I tried to create an account on bugs.opencompositing.org to report this,
> but I never got an e-mail back from the account-creation process. Is this
> the right URI to be reporting bugs for Compiz?
>
> Anyway, I've found a couple of bugs that affect applications that use the
> _NET_WM_FULLSCREEN_MONITORS EWMH hint. I believe these are regressions since
> Compiz 0.8.0, but am not 100% sure. So, I've posted a simple program here:
> http://pastebin.ca/1426916 that demonstrates the following problems:
>
>
> 1) When an application requests a topology change via
>    _NET_WM_FULLSCREEN_MONITORS, Compiz does honor the topology change, but
> it
>    does not refresh any monitor that has changed since the last
>    _NET_WM_FULLSCREEN_MONITORS topology. If the application requests to
>    change from fullscreening monitor 1 to cover both monitors 1 and 2, the
>    window is resized and can still be interacted with, but the display
> still
>    shows a frozen image of what was previously on the second monitor, for
>    example.
>
> 2) When a window has fullscreened and used _NET_WM_FULLSCREEN_MONITORS, if
>    any tooltips are used in that window (as this simple application does),
>    Compiz will cause the screen to flash repeatedly until the user stops
>    hovering over the originating widget and the tooltip goes away. This can
>    be demonstrated in this simple application by hovering over the button
> in
>    the window. As an interesting aside, when Compiz causes the screen to
>    flash, it will refresh the monitors that were previously stale from #1
>    above.
>
> Can someone look into this please? And again, I'd really like to file a bug
> for this, but I can't seem to get an account created. =:(
>
> Also, all testing for this was done on Ubuntu 9.04 and the Compiz packages
> that it ships with.
>
> TIA! =:)
>
> --
> -[ Jason 'vanRijn' Kasper    //  http://movingparts.net ]-
> -[ KDE PIM Developer         //  http://www.kde.org  ]-
> -[ bash fun -> :(){ :|:&};:  //  Numbers 6:22-26 ]-
>



-- 
-[ Jason 'vanRijn' Kasper    //  http://movingparts.net ]-
-[ KDE PIM Developer         //  http://www.kde.org  ]-
-[ bash fun -> :(){ :|:&};:  //  Numbers 6:22-26 ]-
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