From: Thomas L. <ta...@gm...> - 2009-10-17 13:59:56
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2009/10/14 Jim Lesurf <jc...@au...>: > In article > <cd5...@ma...>, > Thomas Leonard <ta...@gm...> wrote: >> 2009/10/13 Jim Lesurf <jc...@au...>: >> > On 13 Oct, jc...@au... wrote: >> [...] >> > Does that give anyone a clue to what on Earth is going wrong here? > >> Having two backdrops at once basically means that it's up to the window >> manager which one gets shown. It might base its decision on whether >> another window of the same application has the focus or something. > > Yes, thanks, that makes sense. However I have now done an experiment and I > tried using the gnome-system-monitor to 'stop' the xfdesktop process. Note that in the context of process management, STOP means pause. The application is still loaded and registered with X server, but it can't process any of the events in its queue until you resume it with a CONT signal. Any windows it has will remain open, but it won't be able to redraw them. The window backdrop may or may not redraw, depending on whether the application draws it itself or simply set a background image. Try sending a STOP to other processes (e.g. ROX-Filer) to see the effect more clearly. You may be able to get rid of it with a TERM or KILL signal, but the session manager might assume it crashed and automatically restart it. -- Dr Thomas Leonard ROX desktop / Zero Install GPG: 9242 9807 C985 3C07 44A6 8B9A AE07 8280 59A5 3CC1 |