Is there a way to take a screenshot of the user's Windows desktop?

Question

I want to provide the user with a scaled-down screenshot of their desktop in my application.

Is there a way to take a screenshot of the current user\'s Windo

Answer 1

All former answers are completely wrong (minimizing apps is absurd)
Simply use SHW api : one line of code (the desktop bitmap being cached, the api simply blits it to your HDC...)