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Win32_Unicode | ||
win32_Unicode.h
/* win32_Unicode.h Copyright (C) 2002-2004 René Nyffenegger This source code is provided 'as-is', without any express or implied warranty. In no event will the author be held liable for any damages arising from the use of this software. Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions: 1. The origin of this source code must not be misrepresented; you must not claim that you wrote the original source code. If you use this source code in a product, an acknowledgment in the product documentation would be appreciated but is not required. 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original source code. 3. This notice may not be removed or altered from any source distribution. René Nyffenegger rene.nyffenegger@adp-gmbh.ch */ #include <string> #include <windows.h> std::string ws2s(std::wstring const& s); std::wstring s2ws(std::string const& s, unsigned int codepage=CP_ACP); win32_Unicode.cpp
/* win32_Unicode.cpp Copyright (C) 2002-2004 René Nyffenegger This source code is provided 'as-is', without any express or implied warranty. In no event will the author be held liable for any damages arising from the use of this software. Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions: 1. The origin of this source code must not be misrepresented; you must not claim that you wrote the original source code. If you use this source code in a product, an acknowledgment in the product documentation would be appreciated but is not required. 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original source code. 3. This notice may not be removed or altered from any source distribution. René Nyffenegger rene.nyffenegger@adp-gmbh.ch */ #include "win32_Unicode.h" #include <windows.h> std::string ws2s(std::wstring const& s) { int lengthOfStr = ::WideCharToMultiByte( CP_ACP, 0, s.c_str(), -1, // number of chars in string. -1 indicates that string is 0 terminated 0, 0, 0, 0); char* r=new char[lengthOfStr]; ::WideCharToMultiByte( CP_ACP, 0, s.c_str(), -1, r, lengthOfStr, 0, 0); std::string ret=r; delete [] r; return ret; } std::wstring s2ws(std::string const& s, unsigned int codepage) { #ifdef _DEBUG if (codepage != CP_ACP) { if (! ::IsValidCodePage(codepage)) throw "Invalid codepage given to stdStringToStdWstring"; } #endif int lengthOfWStr = ::MultiByteToWideChar( //CP_ACP, codepage, //0, MB_PRECOMPOSED, s.c_str(), -1, 0, 0); wchar_t* r=new wchar_t[lengthOfWStr]; ::MultiByteToWideChar( codepage, //0, MB_PRECOMPOSED, s.c_str(), -1, r, lengthOfWStr); std::wstring ret=r; delete [] r; return ret; } |