MFC判断鼠标是否在当前界面

BOOL CursorInWnd(CWnd * pWnd, CPoint pt)
{
	return pWnd->GetSafeHwnd() == WindowFromPoint(pt);
}

BOOL CursorInWnd(CWnd * pWnd)
{
	CPoint pt;
	GetCursorPos(&pt);
	return pWnd->GetSafeHwnd() == WindowFromPoint(pt);
}