xflock4 keyboard shortcut issue

[Grant]

>> I'm having a problem with the intel video driver which I can work
>> around if I keep DPMS disabled.  xflock4 enables DPMS with this line:
>>
>> xset dpms force off
>>
>> so I changed my Ctrl+Alt+Del shortcut in xfce4 to 'xflock4 && xset
>> -dpms'.  This command works perfectly if I run it manually, but it
>> doesn't disable DPMS when executed as a keyboard shortcut.  Does
>> anyone know why this is happening?
>>
>> - Grant
>
>
> Hi,
>
> I think your problem is that you think xfce is a bash with job control,
> which isn't it, so your "&&" won't work. Put your snippet in a seperat bash
> script and execute the script with the shortcut. This should work. Oh, and
> don't forget to set the right environment variables. AFAIK xset needs
> DISPLAY and I don't know if this is available in this context.

Thanks for that.  It's easier to just comment the line.  The problem
should be fixed by the time xfce4 is updated on my Gentoo system
anyway.

- Grant