Power management: How to not idle the monitor while viewing a movie?

[Ralf Mardorf]

On Mon, 2013-11-04 at 17:58 +0400, Sergey Mironov wrote:
> 2013/11/4 Ralf Mardorf <ralf.mardorf at alice-dsl.net>:
> > On Mon, 2013-11-04 at 16:37 +0400, Sergey Mironov wrote:
> >> Hi List! I have an idle problem. Xfce seems to turn off my display
> >> when it thinks I am out of the computer. It works OK most of the time,
> >> but not when I am viewing a movie using mplayer/vlc etc. Is it
> >> possible to temporary disable the power management for this cases?
> >> More, is it possible to do it with a script?
> >
> > To /etc/X11/xorg.conf add
> >
> > Section "ServerFlags"
> >     Option "BlankTime" "0"
> >     Option "StandbyTime" "0"
> >     Option "SuspendTime" "0"
> >     Option "OffTime" "0"
> > EndSection
> >
> > Then you can turn it on and off by Xfce.
> 
> Do you mean 'presentation mode' under the power manager tray icon? Can
> I use a script to turn it on or off?

Main Menu > Settings > Settings Manager > Power Manager > On AC > Monitor