C++ WcharMbcsConvertor::wchar2char方法代码示例

bool FunctionListPanel::serialize(const generic_string & outputFilename)
{
	generic_string fname;
	if (outputFilename.empty()) // if outputFilename is not given, get the current file path by adding the file extension
	{
		Buffer* currentBuf = (*_ppEditView)->getCurrentBuffer();
		const TCHAR *fullFilePath = currentBuf->getFullPathName();

		// Export function list from an existing file 
		bool exportFuncntionList = (NppParameters::getInstance())->doFunctionListExport();
		if (exportFuncntionList && ::PathFileExists(fullFilePath))
		{
			fname = fullFilePath;
			fname += TEXT(".result");
		}
		else
			return false;
	}
	else
	{
		fname = outputFilename;
	}

	FILE * f = generic_fopen(fname.c_str(), TEXT("w+"));
	if (!f)
		return false;

	for (const auto & info : _foundFuncInfos)
	{
		generic_string entryName;
		if (!info._data2.empty())
		{
			entryName = info._data2;
			entryName += TEXT("=>");
		}
		entryName += info._data;
		entryName += TEXT("\n");

		WcharMbcsConvertor *wmc = WcharMbcsConvertor::getInstance();
		UINT cp = static_cast<UINT>((*_ppEditView)->execute(SCI_GETCODEPAGE));
		const char *textA = wmc->wchar2char(entryName.c_str(), cp);
		string entryNameA = textA;

		fwrite(entryNameA.c_str(), sizeof(entryNameA.c_str()[0]), entryNameA.length(), f);
	}
	fflush(f);
	fclose(f);
	return true;
}

//.........这里部分代码省略.........
			char lexName[MAX_EXTERNAL_LEXER_NAME_LEN];
			lexName[0] = '\0';
			TCHAR lexDesc[MAX_EXTERNAL_LEXER_DESC_LEN];
			lexDesc[0] = '\0';

			int numLexers = GetLexerCount();

			NppParameters * nppParams = NppParameters::getInstance();

			ExternalLangContainer *containers[30];
#ifdef UNICODE
			WcharMbcsConvertor *wmc = WcharMbcsConvertor::getInstance();
#endif
			for (int x = 0; x < numLexers; x++)
			{
				GetLexerName(x, lexName, MAX_EXTERNAL_LEXER_NAME_LEN);
				GetLexerStatusText(x, lexDesc, MAX_EXTERNAL_LEXER_DESC_LEN);
#ifdef UNICODE
				const TCHAR *pLexerName = wmc->char2wchar(lexName, CP_ACP);
#else
				const TCHAR *pLexerName = lexName;
#endif
				if (!nppParams->isExistingExternalLangName(pLexerName) && nppParams->ExternalLangHasRoom())
					containers[x] = new ExternalLangContainer(pLexerName, lexDesc);
				else
					containers[x] = NULL;
			}

			TCHAR xmlPath[MAX_PATH];
            lstrcpy(xmlPath, nppParams->getNppPath().c_str());
			PathAppend(xmlPath, TEXT("plugins\\Config"));
            PathAppend(xmlPath, pi->_moduleName.c_str());
			PathRemoveExtension(xmlPath);
			PathAddExtension(xmlPath, TEXT(".xml"));

			if (!PathFileExists(xmlPath))
			{
				memset(xmlPath, 0, MAX_PATH * sizeof(TCHAR));
				lstrcpy(xmlPath, nppParams->getAppDataNppDir() );
				PathAppend(xmlPath, TEXT("plugins\\Config"));
                PathAppend(xmlPath, pi->_moduleName.c_str());
				PathRemoveExtension( xmlPath );
				PathAddExtension( xmlPath, TEXT(".xml") );

				if (! PathFileExists( xmlPath ) )
				{
					throw generic_string(generic_string(xmlPath) + TEXT(" is missing."));
				}
			}

			TiXmlDocument *_pXmlDoc = new TiXmlDocument(xmlPath);

			if (!_pXmlDoc->LoadFile())
			{
				delete _pXmlDoc;
				_pXmlDoc = NULL;
				throw generic_string(generic_string(xmlPath) + TEXT(" failed to load."));
			}

			for (int x = 0; x < numLexers; x++) // postpone adding in case the xml is missing/corrupt
				if (containers[x] != NULL)
					nppParams->addExternalLangToEnd(containers[x]);

			nppParams->getExternalLexerFromXmlTree(_pXmlDoc);
			nppParams->getExternalLexerDoc()->push_back(_pXmlDoc);
#ifdef UNICODE
			const char *pDllName = wmc->wchar2char(pluginFilePath.c_str(), CP_ACP);
#else
			const char *pDllName = pluginFilePath.c_str();
#endif
			::SendMessage(_nppData._scintillaMainHandle, SCI_LOADLEXERLIBRARY, 0, (LPARAM)pDllName);
		}

		_pluginInfos.push_back(pi);
        return (_pluginInfos.size() - 1);
	}
	catch(generic_string s)
	{
		s += TEXT("\n\n");
		s += USERMSG;
		if (::MessageBox(NULL, s.c_str(), pluginFilePath.c_str(), MB_YESNO) == IDYES)
		{
			dll2Remove.push_back(pluginFilePath);
		}
		delete pi;
        return -1;
	}
	catch(...)
	{
		generic_string msg = TEXT("Fail loaded");
		msg += TEXT("\n\n");
		msg += USERMSG;
		if (::MessageBox(NULL, msg.c_str(), pluginFilePath.c_str(), MB_YESNO) == IDYES)
		{
			dll2Remove.push_back(pluginFilePath);
		}
		delete pi;
        return -1;
	}
}

inline bool FileManager::loadFileData(Document doc, const TCHAR * filename, char* data, Utf8_16_Read * UnicodeConvertor,
	LangType & language, int & encoding, FormatType* pFormat)
{
	FILE *fp = generic_fopen(filename, TEXT("rb"));
	if (!fp)
		return false;

	//Get file size
	_fseeki64 (fp , 0 , SEEK_END);
	unsigned __int64 fileSize =_ftelli64(fp);
	rewind(fp);
	// size/6 is the normal room Scintilla keeps for editing, but here we limit it to 1MiB when loading (maybe we want to load big files without editing them too much)
	unsigned __int64 bufferSizeRequested = fileSize + min(1<<20,fileSize/6);
	// As a 32bit application, we cannot allocate 2 buffer of more than INT_MAX size (it takes the whole address space)
	if(bufferSizeRequested > INT_MAX)
	{
		::MessageBox(NULL, TEXT("File is too big to be opened by Notepad++"), TEXT("File open problem"), MB_OK|MB_APPLMODAL);
		/*
		_nativeLangSpeaker.messageBox("NbFileToOpenImportantWarning",
										_pPublicInterface->getHSelf(),
										TEXT("File is too big to be opened by Notepad++"),
										TEXT("File open problem"),
										MB_OK|MB_APPLMODAL);
		*/
		fclose(fp);
		return false;
	}

	//Setup scratchtilla for new filedata
	_pscratchTilla->execute(SCI_SETSTATUS, SC_STATUS_OK); // reset error status
	_pscratchTilla->execute(SCI_SETDOCPOINTER, 0, doc);
	bool ro = _pscratchTilla->execute(SCI_GETREADONLY) != 0;
	if (ro)
	{
		_pscratchTilla->execute(SCI_SETREADONLY, false);
	}
	_pscratchTilla->execute(SCI_CLEARALL);


	if (language < L_EXTERNAL)
	{
		_pscratchTilla->execute(SCI_SETLEXER, ScintillaEditView::langNames[language].lexerID);
	}
	else
	{
		int id = language - L_EXTERNAL;
		TCHAR * name = NppParameters::getInstance()->getELCFromIndex(id)._name;
		WcharMbcsConvertor *wmc = WcharMbcsConvertor::getInstance();
		const char *pName = wmc->wchar2char(name, CP_ACP);
		_pscratchTilla->execute(SCI_SETLEXERLANGUAGE, 0, (LPARAM)pName);
	}

	if (encoding != -1)
		_pscratchTilla->execute(SCI_SETCODEPAGE, SC_CP_UTF8);

	bool success = true;
	FormatType format = FormatType::unknown;
	__try
	{
		// First allocate enough memory for the whole file (this will reduce memory copy during loading)
		_pscratchTilla->execute(SCI_ALLOCATE, WPARAM(bufferSizeRequested));
		if (_pscratchTilla->execute(SCI_GETSTATUS) != SC_STATUS_OK)
			throw;

		size_t lenFile = 0;
		size_t lenConvert = 0;	//just in case conversion results in 0, but file not empty
		bool isFirstTime = true;
		int incompleteMultibyteChar = 0;

		do
		{
			lenFile = fread(data+incompleteMultibyteChar, 1, blockSize-incompleteMultibyteChar, fp) + incompleteMultibyteChar;
			if (lenFile == 0) break;

            if (isFirstTime)
            {
				// check if file contain any BOM
                if (Utf8_16_Read::determineEncoding((unsigned char *)data, lenFile) != uni8Bit)
                {
                    // if file contains any BOM, then encoding will be erased,
                    // and the document will be interpreted as UTF
                    encoding = -1;
				}
				else if (encoding == -1)
				{
					if (NppParameters::getInstance()->getNppGUI()._detectEncoding)
						encoding = detectCodepage(data, lenFile);
                }

				if (language == L_TEXT)
				{
					// check the language du fichier
					language = detectLanguageFromTextBegining((unsigned char *)data, lenFile);
				}

                isFirstTime = false;
            }

			if (encoding != -1)
			{
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			// Assign a buffer for the lexer name.
			char lexName[MAX_EXTERNAL_LEXER_NAME_LEN];
			lexName[0] = '\0';
			TCHAR lexDesc[MAX_EXTERNAL_LEXER_DESC_LEN];
			lexDesc[0] = '\0';

			int numLexers = GetLexerCount();

			ExternalLangContainer *containers[30];

			WcharMbcsConvertor *wmc = WcharMbcsConvertor::getInstance();
			for (int x = 0; x < numLexers; ++x)
			{
				GetLexerName(x, lexName, MAX_EXTERNAL_LEXER_NAME_LEN);
				GetLexerStatusText(x, lexDesc, MAX_EXTERNAL_LEXER_DESC_LEN);
				const TCHAR *pLexerName = wmc->char2wchar(lexName, CP_ACP);
				if (!nppParams->isExistingExternalLangName(pLexerName) && nppParams->ExternalLangHasRoom())
					containers[x] = new ExternalLangContainer(pLexerName, lexDesc);
				else
					containers[x] = NULL;
			}

			TCHAR xmlPath[MAX_PATH];
            lstrcpy(xmlPath, nppParams->getNppPath().c_str());
			PathAppend(xmlPath, TEXT("plugins\\Config"));
            PathAppend(xmlPath, pi->_moduleName.c_str());
			PathRemoveExtension(xmlPath);
			PathAddExtension(xmlPath, TEXT(".xml"));

			if (!PathFileExists(xmlPath))
			{
				lstrcpyn(xmlPath, TEXT("\0"), MAX_PATH );
				lstrcpy(xmlPath, nppParams->getAppDataNppDir() );
				PathAppend(xmlPath, TEXT("plugins\\Config"));
                PathAppend(xmlPath, pi->_moduleName.c_str());
				PathRemoveExtension( xmlPath );
				PathAddExtension( xmlPath, TEXT(".xml") );

				if (! PathFileExists( xmlPath ) )
				{
					throw generic_string(generic_string(xmlPath) + TEXT(" is missing."));
				}
			}

			TiXmlDocument *pXmlDoc = new TiXmlDocument(xmlPath);

			if (!pXmlDoc->LoadFile())
			{
				delete pXmlDoc;
				pXmlDoc = NULL;
				throw generic_string(generic_string(xmlPath) + TEXT(" failed to load."));
			}

			for (int x = 0; x < numLexers; ++x) // postpone adding in case the xml is missing/corrupt
			{
				if (containers[x] != NULL)
					nppParams->addExternalLangToEnd(containers[x]);
			}

			nppParams->getExternalLexerFromXmlTree(pXmlDoc);
			nppParams->getExternalLexerDoc()->push_back(pXmlDoc);
			const char *pDllName = wmc->wchar2char(pluginFilePath, CP_ACP);
			::SendMessage(_nppData._scintillaMainHandle, SCI_LOADLEXERLIBRARY, 0, reinterpret_cast<LPARAM>(pDllName));

		}
		addInLoadedDlls(pluginFilePath, pluginFileName);
		_pluginInfos.push_back(pi);
		return static_cast<int32_t>(_pluginInfos.size() - 1);
	}
	catch (std::exception& e)
	{
		::MessageBoxA(NULL, e.what(), "Exception", MB_OK);
		return -1;
	}
	catch (generic_string s)
	{
		s += TEXT("\n\n");
		s += pluginFileName;
		s += USERMSG;
		if (::MessageBox(NULL, s.c_str(), pluginFilePath, MB_YESNO) == IDYES)
		{
			dll2Remove.push_back(pluginFilePath);
		}
		delete pi;
        return -1;
	}
	catch (...)
	{
		generic_string msg = TEXT("Failed to load");
		msg += TEXT("\n\n");
		msg += pluginFileName;
		msg += USERMSG;
		if (::MessageBox(NULL, msg.c_str(), pluginFilePath, MB_YESNO) == IDYES)
		{
			dll2Remove.push_back(pluginFilePath);
		}
		delete pi;
        return -1;
	}
}