Re: [gpm] gnome's black light control for LCD displays

[William Jon McCann <william jon mccann gmail com>]

Hi,

On Mon, May 11, 2009 at 7:24 AM, Richard Hughes <hughsient gmail com> wrote:
> On Mon, May 11, 2009 at 12:10 PM, Michael Brooks
> <firealwaysworks gmail com> wrote:
>> Gnome's default screen saver is the "Blank screen".  I noticed that
>> when the blank screen is being used on LCD displays the back light
>> remains lit.  To test for this put the machine in a very dark room and
>> you will notice the screen glows.  This is a waste of energy and wares
>> out the screen.
>
> It could be a bug with the display driver, if you're using vesa. If
> you do "xset dpms force off" does the panel go dark?

Richard, I think he is suggesting that gnome-power-manager should turn
off the backlight immediately after the session goes idle when there
is no screensaver theme selected (ie. blank screen).  Seems like a
good idea to me too.

Jon