55 lines
No EOL
1.7 KiB
C++
55 lines
No EOL
1.7 KiB
C++
// core/FilePath.h
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#pragma once
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#include <windows.h>
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#include <string>
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namespace FilePath
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{
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/// @brief Gets the current executable's directory in UTF-8.
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inline std::string GetExecutableDirectory()
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{
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wchar_t wpath[MAX_PATH] = { 0 };
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if (!GetModuleFileNameW(nullptr, wpath, MAX_PATH))
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return {};
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std::wstring ws(wpath);
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size_t pos = ws.rfind(L'\\');
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if (pos == std::wstring::npos)
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return {};
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ws.resize(pos + 1); // keep the \
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int size = WideCharToMultiByte(CP_UTF8, 0, ws.c_str(), -1, nullptr, 0, nullptr, nullptr);
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if (size <= 1) return {};
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std::string result(size - 1, 0);
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WideCharToMultiByte(CP_UTF8, 0, ws.c_str(), -1, result.data(), size, nullptr, nullptr);
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return result;
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}
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/// @brief Converts UTF-8 to std::wstring
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inline std::wstring Utf8ToWide(const std::string_view utf8)
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{
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if (utf8.empty()) return {};
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int n = MultiByteToWideChar(CP_UTF8, 0, utf8.data(), static_cast<int>(utf8.length()), nullptr, 0);
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if (n == 0) return {};
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std::wstring wide(n, L'\0');
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MultiByteToWideChar(CP_UTF8, 0, utf8.data(), static_cast<int>(utf8.length()), wide.data(), n);
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return wide;
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}
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/// @brief Converts std::wstring to UTF-8
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inline std::string WideToUtf8(std::wstring_view wide)
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{
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if (wide.empty()) return {};
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int n = WideCharToMultiByte(CP_UTF8, 0, wide.data(), static_cast<int>(wide.length()), nullptr, 0, nullptr, nullptr);
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if (n == 0) return {};
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std::string utf8(n, 0);
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WideCharToMultiByte(CP_UTF8, 0, wide.data(), static_cast<int>(wide.length()), utf8.data(), n, nullptr, nullptr);
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return utf8;
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}
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} |