problem with keys combination!

Terry Reedy tjreedy at
Fri Jul 10 22:53:53 CEST 2009

Alex wrote:
> Hi at all,
>   I made a simple program that make a screenshot of Desktop and use it
> as fullscreen background and then a ball erase image making illusion
> that erase Desktop. The program working fine and I succesfully blocked
> all keys but I have a problem with hotkey combination Ctrl-Alt-
> Del...that bypass my FullScreen Application.

Blocking Ctrl-Alt-Del leaves the power switch or maybe the plug as the 
only way for the user to regain control. Why would you want to do that?

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