einstein/cpp-source/convert.cpp

70 lines
1.3 KiB
C++

#include "convert.h"
std::wstring toLowerCase(const std::wstring &s)
{
std::wstring res;
int len = s.length();
for (int i = 0; i < len; i++)
res += (wchar_t)towlower(s[i]);
return res;
}
std::wstring toUpperCase(const std::wstring &s)
{
std::wstring res;
int len = s.length();
for (int i = 0; i < len; i++)
res += (wchar_t)towupper(s[i]);
return res;
}
std::wstring numToStr(int num)
{
wchar_t buf[30];
#ifdef WIN32
swprintf(buf, L"%i", num);
#else
swprintf(buf, 29, L"%i", num);
#endif
buf[29] = 0;
return std::wstring(buf);
}
std::wstring numToStr(unsigned int num)
{
wchar_t buf[30];
#ifdef WIN32
swprintf(buf, L"%u", num);
#else
swprintf(buf, 29, L"%i", num);
#endif
buf[29] = 0;
return std::wstring(buf);
}
int strToInt(const std::wstring &str)
{
int n;
wchar_t *endptr;
n = wcstol(str.c_str(), &endptr, 10);
if ((! str.c_str()[0]) || (endptr[0]))
throw Exception(L"Invalid integer '" + str + L"'");
return n;
}
double strToDouble(const std::wstring &str)
{
double n;
wchar_t *endptr;
n = wcstod(str.c_str(), &endptr);
if ((! str.c_str()[0]) || (endptr[0]))
throw Exception(L"Invalid double '" + str + L"'");
return n;
}