WndProc
--------
ӦWindowϢڻصһЩ
WndSubclassƣSubclass Window

÷
--------
WndProc::onCallback [/r=x]  صַ

/r=x ΪѡxʾҪʹõı:
0 - 20 ֱʾ$0 - $R9
32 ʾ1Varı33ǵ2...

ָ/r=xʹxʼĸΪϢĸ
ָ/r=0, ڻصУ
$0 = hwnd,       // handle to window
$1 = uMsg,      // message identifier
$2 = wParam,   // first message parameter
$3 = lParam   // second message parameter

ûָ/r=xֻʹVarֱΪuMsg,wParam,lParam

ʹ GetFunctionAddress ȡĻصַ

ʹ SetErrorLevel  Abort Ϣ÷ֵ, ÷Exampleӡ
	

Ȩ
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