使用方法:1:包含C++类CCADMgr头文件,如:#include"CADMgr.h"2:定义变量如:CCADMgrm_cadMgr;3:设置Ctrl+Alt+Del消息通知窗口,如:m_cadMgr.SetTargetWnd(m_hWnd);4:禁用或启用,如:m_cadMgr.DisableCAD(m_bDisabled);5:响应消息:声明函数:afx_msgvoidOnHotKey(WPARAMwParam,LPARAMlParam);消息映射:ON_MESSAGE(WM_HOTKEY,OnHotKey)函数实现:voidCTrapCADDlg::OnHotKey(WPARAM