std::wstring stringToWstring(std::string aString)
{
int size_needed = MultiByteToWideChar(CP_UTF8, 0, &aString[0], (int)aString.size(), NULL, 0);
std::wstring wstrTo(size_needed, 0);
MultiByteToWideChar(CP_UTF8, 0, &aString[0], (int)aString.size(), &wstrTo[0], size_needed);
return wstrTo;
}
std::wstring s2ws(const std::string& str)
{
int size_needed = MultiByteToWideChar(CP_UTF8, 0, &str[0], (int)str.size(), NULL, 0);
std::wstring wstrTo(size_needed, 0);
MultiByteToWideChar(CP_UTF8, 0, &str[0], (int)str.size(), &wstrTo[0], size_needed);
return wstrTo;
}
// Convert an ANSI string to a wide Unicode String
std::wstring ansi2unicode(const std::string &str)
{
int size_needed = MultiByteToWideChar(CP_ACP, 0, &str[0], (int)str.size(), NULL, 0);
std::wstring wstrTo(size_needed, 0);
MultiByteToWideChar(CP_ACP, 0, &str[0], (int)str.size(), &wstrTo[0], size_needed);
return wstrTo;
}
//! Converts an UTF8 string to a wide Unicode String
std::wstring CSystemUtilsWindows::UTF8_Decode(const std::string& str)
{
int size_needed = MultiByteToWideChar(CP_UTF8, 0, &str[0], static_cast<int>(str.size()), NULL, 0);
std::wstring wstrTo(size_needed, 0);
MultiByteToWideChar(CP_UTF8, 0, &str[0], static_cast<int>(str.size()), &wstrTo[0], size_needed);
return wstrTo;
}
// Convert an UTF8 string to a wide Unicode String
static std::wstring utf8_decode(const std::string &str, size_t size_needed)
{
if (size_needed == 0)
size_needed = MultiByteToWideChar(CP_UTF8, 0, &str[0], (int) str.size(), NULL, 0);
std::wstring wstrTo(size_needed, 0);
MultiByteToWideChar(CP_UTF8, 0, &str[0], (int) str.size(), &wstrTo[0], size_needed);
return wstrTo;
}
std::wstring toUnicode(const std::string &str, UINT codePage)
{
if( str.empty() ) return std::wstring();
int size_needed = MultiByteToWideChar(codePage, 0, &str[0], (int)str.size(), NULL, 0);
std::wstring wstrTo( size_needed, 0 );
MultiByteToWideChar (codePage, 0, &str[0], (int)str.size(), &wstrTo[0], size_needed);
return wstrTo;
}
// Convert an UTF8 string to a wide Unicode String
// https://stackoverflow.com/a/3999597
std::wstring utf8_decode(const std::string &str)
{
if (str.empty()) {
return std::wstring();
}
int size_needed = ::MultiByteToWideChar(CP_UTF8, 0, &str[0], (int) str.size(), NULL, 0);
std::wstring wstrTo(size_needed, 0);
::MultiByteToWideChar(CP_UTF8, 0, &str[0], (int) str.size(), &wstrTo[0], size_needed);
return wstrTo;
}
