自学教程：C++ wcscat_c函数代码示例

DWORD CDragDrop::DragStart(IDropSource *pDropSource, const DWORD dwAllowedEffects, DWORD& dwEffect){	DWORD dwResult = E_UNEXPECTED;	wchar_t szStep[255]; _wsprintf(szStep, SKIPLEN(countof(szStep)) L"DoDragDrop(Eff=0x%X, DataObject=0x%08X, DropSource=0x%08X)", dwAllowedEffects, (DWORD)mp_DataObject, (DWORD)pDropSource); //-V205	DebugLog(szStep);	SAFETRY	{		dwResult = DoDragDrop(mp_DataObject, pDropSource, dwAllowedEffects, &dwEffect);	}	SAFECATCH	{		dwResult = DRAGDROP_S_CANCEL;		MBoxA(L"Exception in DoDragDrop/nConEmu restart is recommended");	}	_wsprintf(szStep, SKIPLEN(countof(szStep)) L"DoDragDrop finished, Code=0x%08X", dwResult);	switch(dwResult)	{		case S_OK: wcscat_c(szStep, L" (S_OK)"); break;		case DRAGDROP_S_DROP: wcscat_c(szStep, L" (DRAGDROP_S_DROP)"); break;		case DRAGDROP_S_CANCEL: wcscat_c(szStep, L" (DRAGDROP_S_CANCEL)"); break;			//case E_UNSPEC: lstrcat(szStep, L" (E_UNSPEC)"); break;	}	DebugLog(szStep, (dwResult!=S_OK && dwResult!=DRAGDROP_S_CANCEL && dwResult!=DRAGDROP_S_DROP));	return dwResult;}

void CConEmuUpdate::GetVersionsFromIni(LPCWSTR pszUpdateVerLocation, wchar_t (&szServer)[100], wchar_t (&szInfo)[100]){	wchar_t szTest[64]; // Дописать stable/preview/alpha	bool bDetected = false, bNewer;	wcscpy_c(szInfo, ms_CurVersion);	struct {		LPCWSTR szSect, szPref, szName;	} Vers[] = {		{sectionConEmuStable,    L"Stable:/t",  L" stable" },		{sectionConEmuPreview, L"/nPreview:/t", L" preview"},		{sectionConEmuDevel,   L"/nDevel:/t",   L" devel"  }	};	szServer[0] = 0;	for (size_t i = 0; i < countof(Vers); i++)	{		wcscat_c(szServer, Vers[i].szPref);		if (GetPrivateProfileString(Vers[i].szSect, L"version", L"", szTest, countof(szTest), pszUpdateVerLocation))		{			bNewer = (lstrcmp(szTest, ms_CurVersion) >= 0);			if (!bDetected && bNewer)			{				bDetected = true;				wcscat_c(szInfo, Vers[i].szName);			}			szTest[10] = 0; wcscat_c(szServer, szTest);			if (bNewer) wcscat_c(szServer, (lstrcmp(szTest, ms_CurVersion) > 0) ? L" (newer)" : L" (equal)");		}		else			wcscat_c(szServer, L"<Not found>");	}}

bool CConEmuUpdate::CanUpdateInstallation(){	if (UpdateDownloadSetup() == 1)	{		// Если через Setupper - то msi сам разберется и ругнется когда надо		return true;	}	// Раз дошли сюда - значит ConEmu был просто "распакован"	if (IsUserAdmin())	{		// ConEmu запущен "Под администратором", проверки не нужны		return true;	}	wchar_t szTestFile[MAX_PATH*2];	wcscpy_c(szTestFile, gpConEmu->ms_ConEmuExeDir);	wcscat_c(szTestFile, L"//ConEmuUpdate.check");	HANDLE hFile = CreateFile(szTestFile, GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL|FILE_ATTRIBUTE_TEMPORARY, NULL);	if (hFile == INVALID_HANDLE_VALUE)	{		DWORD nErr = GetLastError();		wcscpy_c(szTestFile, L"Can't update installation folder!/r/n");		wcscat_c(szTestFile, gpConEmu->ms_ConEmuExeDir);		DisplayLastError(szTestFile, nErr);		return false;	}	CloseHandle(hFile);	DeleteFile(szTestFile);	// OK	return true;}

void CGestures::DumpGesture(LPCWSTR tp, const GESTUREINFO& gi){	wchar_t szDump[256];	_wsprintf(szDump, SKIPLEN(countof(szDump))		L"Gesture(x%08X {%i,%i} %s",		(DWORD)gi.hwndTarget, gi.ptsLocation.x, gi.ptsLocation.y,		tp); // tp - имя жеста	switch (gi.dwID)	{	case GID_PRESSANDTAP:		{			DWORD h = LODWORD(gi.ullArguments); _wsprintf(szDump+_tcslen(szDump), SKIPLEN(32)				L" Dist={%i,%i}", (int)(short)LOWORD(h), (int)(short)HIWORD(h));			break;		}	case GID_ROTATE:		{			DWORD h = LODWORD(gi.ullArguments); _wsprintf(szDump+_tcslen(szDump), SKIPLEN(32)				L" %i", (int)LOWORD(h));			break;		}	}	if (gi.dwFlags&GF_BEGIN)		wcscat_c(szDump, L" GF_BEGIN");	if (gi.dwFlags&GF_END)		wcscat_c(szDump, L" GF_END");	if (gi.dwFlags&GF_INERTIA)	{		wcscat_c(szDump, L" GF_INERTIA");		DWORD h = HIDWORD(gi.ullArguments); _wsprintf(szDump+_tcslen(szDump), SKIPLEN(32)			L" {%i,%i}", (int)(short)LOWORD(h), (int)(short)HIWORD(h));	}	if (gpSetCls->isAdvLogging >= 2)	{		gpConEmu->LogString(szDump);	}	else	{		#ifdef USE_DUMPGEST		wcscat_c(szDump, L")/n");		DEBUGSTR(szDump);		#endif	}}

void MEvent::OnDebugNotify(MEventNotification Action){	wchar_t szInfo[MAX_PATH];	wcscpy_c(szInfo, L"MEvent: ");	switch (Action)	{	case evn_Create:		wcscat_c(szInfo, L"Create"); break;	case evn_Open:		wcscat_c(szInfo, L"Open"); break;	case evn_Set:		wcscat_c(szInfo, L"Set"); break;	case evn_Reset:		wcscat_c(szInfo, L"Reset"); break;	case evn_Close:		wcscat_c(szInfo, L"Close"); break;	default:		wcscat_c(szInfo, L"???");	}	wcscat_c(szInfo, L": ");	if (mb_NameIsNull)		_wsprintf(szInfo + _tcslen(szInfo), SKIPLEN(countof(szInfo) - _tcslen(szInfo)) L"Handle=0x%p", mh_Event);	else		wcscat_c(szInfo, ms_EventName);	DEBUGSTREVT(szInfo);	szInfo[0] = 0;}

void CTabBarClass::PrintRecentStack(){#ifdef PRINT_RECENT_STACK	if (!this)		return;	wchar_t szDbg[100];	DEBUGSTRRECENT(L"=== Printing recent tab stack ===/n");	for (INT_PTR i = 0; i < m_TabStack.size(); i++)	{		CTabID* p = m_TabStack[i];		if (p == mp_DummyTab)			continue;		if (!p)		{			_ASSERTE(p!=NULL);			continue;		}		_wsprintf(szDbg, SKIPLEN(countof(szDbg)) L"%2u: %s", i+1,			(p->Info.Status == tisPassive) ? L"<passive> " :			(p->Info.Status == tisEmpty) ? L"<not_init> " :			(p->Info.Status == tisInvalid) ? L"<invalid> " :			L"");		lstrcpyn(szDbg+lstrlen(szDbg), p->GetLabel(), 60);		wcscat_c(szDbg, L"/n");		DEBUGSTRRECENT(szDbg);	}	DEBUGSTRRECENT(L"===== Recent tab stack done =====/n");#endif}

// Issue 1191: ConEmu was launched instead of explorer from taskbar pinned library iconvoid CSetPgIntegr::UnregisterShellInvalids(){	HKEY hkDir;	if (0 == RegOpenKeyEx(HKEY_CURRENT_USER, L"Software//Classes//LibraryFolder//shell", 0, KEY_READ, &hkDir))	{		int iOthers = 0;		MArray<wchar_t*> lsNames;		for (DWORD i = 0; i < 512; i++)		{			wchar_t szName[MAX_PATH+32] = {};			wchar_t szCmd[MAX_PATH*4];			DWORD cchMax = countof(szName) - 32;			if (0 != RegEnumKeyEx(hkDir, i, szName, &cchMax, NULL, NULL, NULL, NULL))				break;			wchar_t* pszSlash = szName + _tcslen(szName);			wcscat_c(szName, L"//command");			HKEY hkCmd = NULL;			if (0 == RegOpenKeyEx(hkDir, szName, 0, KEY_READ, &hkCmd))			{				DWORD cbMax = sizeof(szCmd)-2;				if (0 == RegQueryValueEx(hkCmd, NULL, NULL, NULL, (LPBYTE)szCmd, &cbMax))				{					szCmd[cbMax>>1] = 0;					*pszSlash = 0;					//LPCWSTR pszInside = StrStrI(szCmd, L"-inside");					LPCWSTR pszConEmu = StrStrI(szCmd, L"conemu");					if (pszConEmu)						lsNames.push_back(lstrdup(szName));					else						iOthers++;				}				RegCloseKey(hkCmd);			}

void ConEmuAbout::OnInfo_WhatsNew(bool bLocal){	wchar_t sFile[MAX_PATH+80];	int iExec = -1;	if (bLocal)	{		wcscpy_c(sFile, gpConEmu->ms_ConEmuBaseDir);		wcscat_c(sFile, L"//WhatsNew-ConEmu.txt");		if (FileExists(sFile))		{			iExec = (int)ShellExecute(ghWnd, L"open", sFile, NULL, NULL, SW_SHOWNORMAL);			if (iExec >= 32)			{				return;			}		}	}	wcscpy_c(sFile, gsWhatsNew);	iExec = (int)ShellExecute(ghWnd, L"open", sFile, NULL, NULL, SW_SHOWNORMAL);	if (iExec >= 32)	{		return;	}	DisplayLastError(L"File 'WhatsNew-ConEmu.txt' not found, go to web page failed", iExec);}

void CSetPgBase::setHotkeyCheckbox(HWND hDlg, WORD nCtrlId, int iHotkeyId, LPCWSTR pszFrom, LPCWSTR pszTo, UINT uChecked){	wchar_t szKeyFull[128] = L"";	gpSet->GetHotkeyNameById(iHotkeyId, szKeyFull, false);	if (szKeyFull[0] == 0)	{		EnableWindow(GetDlgItem(hDlg, nCtrlId), FALSE);		checkDlgButton(hDlg, nCtrlId, BST_UNCHECKED);	}	else	{		if (pszFrom)		{			wchar_t* ptr = (wchar_t*)wcsstr(szKeyFull, pszFrom);			if (ptr)			{				*ptr = 0;				if (pszTo)				{					wcscat_c(szKeyFull, pszTo);				}			}		}		CEStr lsText(GetDlgItemTextPtr(hDlg, nCtrlId));		LPCWSTR pszTail = lsText.IsEmpty() ? NULL : wcsstr(lsText, L" - ");		if (pszTail)		{			CEStr lsNew(szKeyFull, pszTail);			SetDlgItemText(hDlg, nCtrlId, lsNew);		}		checkDlgButton(hDlg, nCtrlId, uChecked);	}}

void _DEBUGSTR(LPCWSTR s){	MCHKHEAP; CHEKCDBGMODLABEL;	SYSTEMTIME st; GetLocalTime(&st);	wchar_t szDEBUGSTRTime[1040];	_wsprintf(szDEBUGSTRTime, SKIPLEN(countof(szDEBUGSTRTime)) L"%i:%02i:%02i.%03i(%s.%i.%i) ", st.wHour, st.wMinute, st.wSecond, st.wMilliseconds, gszDbgModLabel, GetCurrentProcessId(), GetCurrentThreadId());	LPCWSTR psz = s; int nSLen = lstrlen(psz);	if (nSLen < 999)	{		wcscat_c(szDEBUGSTRTime, s);		if (nSLen && psz[nSLen-1]!=L'/n')			wcscat_c(szDEBUGSTRTime, L"/n");		OutputDebugString(szDEBUGSTRTime);	}	else	{		OutputDebugString(szDEBUGSTRTime);		OutputDebugString(psz);		if (nSLen && psz[nSLen-1]!=L'/n')			OutputDebugString(L"/n");	}}

void UnitExpandTest(){	CmdArg szExe;	wchar_t szChoc[MAX_PATH] = L"powershell -NoProfile -ExecutionPolicy unrestricted -Command /"iex ((new-object net.webclient).DownloadString('https://chocolatey.org/install.ps1'))/" && SET PATH=%PATH%;%systemdrive%//chocolatey//bin";	wchar_t* pszExpanded = ExpandEnvStr(szChoc);	int nLen = pszExpanded ? lstrlen(pszExpanded) : 0;	BOOL bFound = FileExistsSearch(szChoc, szExe, false);	wcscpy_c(szChoc, gpConEmu->ms_ConEmuExeDir);	wcscat_c(szChoc, L"//Tests//Executables//abcd");	bFound = FileExistsSearch(szChoc, szExe, false);	// TakeCommand	ConEmuComspec tcc = {cst_AutoTccCmd};	FindComspec(&tcc, false);}

// nPID = 0 when hooking is done (remove status bar notification)// sName is executable name or window class namebool CDefaultTerminal::NotifyHookingStatus(DWORD nPID, LPCWSTR sName){	wchar_t szInfo[200] = L"";	if (nPID)	{		msprintf(szInfo, countof(szInfo), L"DefTerm setup: PID=%u", nPID);		if (sName && *sName)		{			wcscat_c(szInfo, L", ");			int nLen = lstrlen(szInfo);			lstrcpyn(szInfo+nLen, sName, countof(szInfo)-nLen);		}	}	gpConEmu->mp_Status->SetStatus(szInfo);	// descendant must return true if status bar was changed	return true;}

int PrepareHookModule(wchar_t (&szModule)[MAX_PATH+16]){	int iRc = -251;	wchar_t szNewPath[MAX_PATH+16] = {}, szAddName[32] = {}, szVer[2] = {};	INT_PTR nLen = 0;	bool bAlreadyExists = false;	// Copy szModule to CSIDL_LOCAL_APPDATA and return new path	HRESULT hr = SHGetFolderPath(NULL, CSIDL_LOCAL_APPDATA, NULL, 0/*SHGFP_TYPE_CURRENT*/, szNewPath);	if ((hr != S_OK) || !*szNewPath)	{		iRc = -251;		goto wrap;	}	szVer[0] = MVV_4a[0];	_wsprintf(szAddName, SKIPLEN(countof(szAddName))		L"//" CEDEFTERMDLLFORMAT /*L"ConEmuHk%s.%02u%02u%02u%s.dll"*/,		WIN3264TEST(L"",L"64"), MVV_1, MVV_2, MVV_3, szVer);	nLen = lstrlen(szNewPath);	if (szNewPath[nLen-1] != L'//')	{		szNewPath[nLen++] = L'//'; szNewPath[nLen] = 0;	}	if ((nLen + lstrlen(szAddName) + 8) >= countof(szNewPath))	{		iRc = -252;		goto wrap;	}	wcscat_c(szNewPath, L"ConEmu");	if (!DirectoryExists(szNewPath))	{		if (!CreateDirectory(szNewPath, NULL))		{			iRc = -253;			goto wrap;		}	}	wcscat_c(szNewPath, szAddName);	if ((bAlreadyExists = FileExists(szNewPath)) && FileCompare(szNewPath, szModule))	{		// OK, file exists and match the required	}	else	{		if (bAlreadyExists)		{			_ASSERTE(FALSE && "Continue to overwrite existing ConEmuHk in AppLocal");			// Try to delete or rename old version			if (!DeleteFile(szNewPath))			{				//SYSTEMTIME st; GetLocalTime(&st);				wchar_t szBakPath[MAX_PATH+32]; wcscpy_c(szBakPath, szNewPath);				wchar_t* pszExt = (wchar_t*)PointToExt(szBakPath);				msprintf(pszExt, 16, L".%u.dll", GetTickCount());				DeleteFile(szBakPath);				MoveFile(szNewPath, szBakPath);			}		}		if (!CopyFile(szModule, szNewPath, FALSE))		{			iRc = -254;			goto wrap;		}	}	wcscpy_c(szModule, szNewPath);	iRc = 0;wrap:	return iRc;}

//.........这里部分代码省略.........			wchar_t szRbCaption[MAX_PATH*3];			lstrcpy(szRbCaption, L"Run as current &user: "); lstrcat(szRbCaption, pDlg->ms_CurUser);			SetDlgItemText(hDlg, rbCurrentUser, szRbCaption);			wchar_t szOtherUser[MAX_PATH*2+1]; szOtherUser[0] = 0;			CVConGuard VCon;			CVirtualConsole* pVCon = (gpConEmu->GetActiveVCon(&VCon) >= 0) ? VCon.VCon() : NULL;			if ((pArgs->pszUserName && *pArgs->pszUserName)				|| ((pArgs->aRecreate == cra_RecreateTab) && pVCon && pVCon->RCon()->GetUserPwd(&pszUser, &pszDomain, &bResticted)))			{				nChecked = rbAnotherUser;				if (bResticted)				{					CheckDlgButton(hDlg, cbRunAsRestricted, BST_CHECKED);				}				else				{					if (pArgs->pszUserName && *pArgs->pszUserName)						lstrcpyn(szOtherUser, pArgs->pszUserName, countof(szOtherUser));					else						lstrcpyn(szOtherUser, pDlg->ms_CurUser, countof(szOtherUser));					if (pszDomain)					{						if (wcschr(pszDomain, L'.'))						{							// Если в имени домена есть точка - используем нотацию [email
C++ wcschr函数代码示例
C++ wcscat函数代码示例