bsnes/snespurify/nall/utf8.hpp

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1.7 KiB
C++
Executable File

#ifndef NALL_UTF8_HPP
#define NALL_UTF8_HPP
//UTF-8 <> UTF-16 conversion
//used only for Win32; Linux, etc use UTF-8 internally
#if defined(_WIN32)
#undef UNICODE
#undef _WIN32_WINNT
#undef NOMINMAX
#define UNICODE
#define _WIN32_WINNT 0x0501
#define NOMINMAX
#include <windows.h>
#undef interface
namespace nall {
//UTF-8 to UTF-16
class utf16_t {
public:
operator wchar_t*() {
return buffer;
}
operator const wchar_t*() const {
return buffer;
}
utf16_t(const char *s = "") {
if(!s) s = "";
unsigned length = MultiByteToWideChar(CP_UTF8, 0, s, -1, 0, 0);
buffer = new wchar_t[length + 1]();
MultiByteToWideChar(CP_UTF8, 0, s, -1, buffer, length);
}
~utf16_t() {
delete[] buffer;
}
private:
wchar_t *buffer;
};
//UTF-16 to UTF-8
class utf8_t {
public:
operator char*() {
return buffer;
}
operator const char*() const {
return buffer;
}
utf8_t(const wchar_t *s = L"") {
if(!s) s = L"";
unsigned length = WideCharToMultiByte(CP_UTF8, 0, s, -1, 0, 0, (const char*)0, (BOOL*)0);
buffer = new char[length + 1]();
WideCharToMultiByte(CP_UTF8, 0, s, -1, buffer, length, (const char*)0, (BOOL*)0);
}
~utf8_t() {
delete[] buffer;
}
utf8_t(const utf8_t&) = delete;
utf8_t& operator=(const utf8_t&) = delete;
private:
char *buffer;
};
inline void utf8_args(int &argc, char **&argv) {
wchar_t **wargv = CommandLineToArgvW(GetCommandLineW(), &argc);
argv = new char*[argc];
for(unsigned i = 0; i < argc; i++) {
argv[i] = new char[_MAX_PATH];
strcpy(argv[i], nall::utf8_t(wargv[i]));
}
}
}
#endif //if defined(_WIN32)
#endif