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#endif { // Note: catch not so common but fatal mistake!! // BEGIN_MESSAGE_MAP(CMyWnd, CMyWnd) #ifdef _AFXDLL ASSERT(pMessageMap != (*pMessageMap->pfnGetBaseMap)()); #else ASSERT(pMessageMap != pMessageMap->pBaseMap); #endif if (message < 0xC000) { // constant window message if ((lpEntry = AfxFindMessageEntry(pMessageMap->lpEntries, message, 0, 0)) != NULL) { pMsgCache->lpEntry = lpEntry; AfxUnlockGlobals(CRIT_WINMSGCACHE); goto LDispatch; } } else { // registered windows message lpEntry = pMessageMap->lpEntries; while ((lpEntry = AfxFindMessageEntry(lpEntry, 0xC000, 0, 0)) != NULL) { UINT* pnID = (UINT*)(lpEntry->nSig); ASSERT(*pnID >= 0xC000 || *pnID == 0); // must be successfully registered if (*pnID == message) { pMsgCache->lpEntry = lpEntry; AfxUnlockGlobals(CRIT_WINMSGCACHE); goto LDispatchRegistered; } lpEntry++; // keep looking past this one } } } |
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正在阅读：VC++学习:分析MFC中的映射VC++学习:分析MFC中的映射
2004-02-14 09:34
出处：PConline
责任编辑：linjixiong
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