Here are a set of online tutorials that helped me learn about Windows Programming , This is a short post – hoping that someone who happen to bump on to my blog finds it useful
(a) Forgers Win32 API programming tutorial : http://winprog.org/tutorial/
(b) Iczelion Win32 programming tutorials :- In assembly but the concepts remain the same.
http://win32assembly.programminghorizon.com/tutorials.html
http://www.woodmann.com/RCE-CD-SITES/Iczelion/
The best book on Windows Programming is by Charles Petzold , search on amazon.