Question

钩子能不能截获WM_PAINT消息？

如何截取修改？先谢谢了

Answer 1

static HHOOK hhookSysMsg;
hhookSysMsg = SetWindowsHookEx(WH_CALLWNDPROC,NULL,NULL,0);

LRESULT CALLBACK CallWndProc(int nCode,
WPARAM wParam,
LPARAM lParam
)
{
CWPSTRUCT msg = (CWPSTRUCT)lParam;
if(msg.message == WM_PAINT)
{
......
}
}