cast_unicode.h File Reference

Unicode helper functions. More...

#include <iostream>
#include <locale>
#include <sstream>
#include <string>
#include <agrum/base/core/cast_unicode_inl.h>

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Functions
std::wstring	widen (const std::string &str)
	Cast a std::string into a std::wstring.
std::string	narrow (const std::wstring &str)
	Cast a std::wstring into a std::string.

Detailed Description

Unicode helper functions.

Author

Christophe GONZALES(_at_AMU) and Pierre-Henri WUILLEMIN(_at_LIP6)

Definition in file cast_unicode.h.

Function Documentation

narrow()

std::string narrow

(

const std::wstring &

str

)

Cast a std::wstring into a std::string.

Parameters

str	The std::wstring to cast.

Returns

Returns the std::string of str.

Definition at line 71 of file cast_unicode_inl.h.

                                               {
  std::ostringstream        stm;
  const std::ctype< char >& ctfacet = std::use_facet< std::ctype< char > >(stm.getloc());
 
  for (std::size_t i = 0; i < str.size(); ++i) {
    stm << ctfacet.narrow(str[i], 0);
  }
 
  return stm.str();
}

Referenced by gum::ErrorsContainer::Error(), gum::ErrorsContainer::Exception(), and gum::ErrorsContainer::Warning().

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widen()

std::wstring widen

(

const std::string &

str

)

Cast a std::string into a std::wstring.

Parameters

str	The std::string to cast.

Returns

Returns the std::wstring of str.

Definition at line 60 of file cast_unicode_inl.h.

                                              {
  std::wostringstream          wstm;
  const std::ctype< wchar_t >& ctfacet = std::use_facet< std::ctype< wchar_t > >(wstm.getloc());
 
  for (size_t i = 0; i < str.size(); ++i) {
    wstm << ctfacet.widen(str[i]);
  }
 
  return wstm.str();
}

Referenced by gum::prm::o3prm::O3prmReader< GUM_SCALAR >::errFilename().

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