Flashing tile in Task Manager

[Gilboa Davara]

On Thu, 2010-07-01 at 20:59 -0500, Dave Ulrick wrote:
> Hi,
> 
> I have configured the Task Manager widget in the KDE panel to show only 
> apps for the current desktop, but I've noticed that a flashing tile for an 
> app from another desktop will appear if KDE detects that that app has 
> performed some action such as a screen update.  I suppose this can be a 
> useful feature, but in the case of GNU Emacs it's a bit annoying.  If I 
> use a keyboard shortcut to jump to a desktop with a GNU Emacs window, it's 
> 100% certain that I'll see a flashing tile for that window if I land in a 
> different desktop.  In other words, I don't even need to _do_ anything in 
> Emacs to cause the flashing tile to appear--I just need to visit its 
> desktop via a keystroke.  If I want to leave the Emacs desktop without 
> triggering the flashing tile, I have to use the mouse to select a 
> different desktop from the Virtual Desktops widget.
> 
> Note that this behavior began when I upgraded to KDE 4.4.x.  I had no such 
> problem with 4.3.x.
> 
> Two questions:
> 
> 1.  Is there any way to configure Task Manager to exempt selected apps 
> from the "flashing tile" treatment?  Are there any other workarounds that 
> might cut back on this nuisance?
> 
> 2.  If not, any suggestions on how I ought to put together a clear
> upstream bug report or enhancement request?
> 
> Thanks,
> Dave

I think I saw this bug / feature in all the KDE 4.x releases. No idea
how to disable it.

- Gilboa