Dec 3, 2014
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What happens if I don't paint when I get a WM_PAINT message?
Suppose your window procedure doesn't paint when it gets a message. What happens? It depends on how you don't paint. If you have an explicit handler for the message that does nothing but return without painting, then the window manager will turn around and put a new message in your queue. "And try harder this time." Remember that the rules ...