Windows 消息空间

WINDOWS 消息空间0       - WM_USER-1     系统使用保留的消息。WM_USER - 0x7FFF        私有窗口类使用整数消息。WM_APP  - 0xBFFF        由应用程序使用的消息。0xC000  - 0xFFFF        RegisterWindowMessage注册的String消息。>0xFFFF                 保留系统。OCM__BASE               反射消息基值//反射消息定义#define OCM__BASE           (WM_USER+0x1c00)#define OCM_COMMAND         (OCM__BASE + WM_COMMAND)#ifdef _WIN32#define OCM_CTLCOLORBTN     (OCM__BASE + WM_CTLCOLORBTN)#define OCM_CTLCOLOREDIT    (OCM__BASE + WM_CTLCOLOREDIT)#define OCM_CTLCOLORDLG     (OCM__BASE + WM_CTLCOLORDLG)#define OCM_CTLCOLORLISTBOX (OCM__BASE + WM_CTLCOLORLISTBOX)#define OCM_CTLCOLORMSGBOX  (OCM__BASE + WM_CTLCOLORMSGBOX)#define OCM_CTLCOLORSCROLLBAR   (OCM__BASE + WM_CTLCOLORSCROLLBAR)#define OCM_CTLCOLORSTATIC  (OCM__BASE + WM_CTLCOLORSTATIC)#else#define OCM_CTLCOLOR        (OCM__BASE + WM_CTLCOLOR)#endif#define OCM_DRAWITEM        (OCM__BASE + WM_DRAWITEM)#define OCM_MEASUREITEM     (OCM__BASE + WM_MEASUREITEM)#define OCM_DELETEITEM      (OCM__BASE + WM_DELETEITEM)#define OCM_VKEYTOITEM      (OCM__BASE + WM_VKEYTOITEM)#define OCM_CHARTOITEM      (OCM__BASE + WM_CHARTOITEM)#define OCM_COMPAREITEM     (OCM__BASE + WM_COMPAREITEM)#define OCM_HSCROLL         (OCM__BASE + WM_HSCROLL)#define OCM_VSCROLL         (OCM__BASE + WM_VSCROLL)#define OCM_PARENTNOTIFY    (OCM__BASE + WM_PARENTNOTIFY)#if (WINVER >= 0x0400)#define OCM_NOTIFY            (OCM__BASE + WM_NOTIFY)#endif