lyx_mirror/src/Thesaurus.C
Georg Baum 55f575c4dd convert thesaurus and spellchecker to docstring
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16229 a592a061-630c-0410-9148-cb99ea01b6c8
2006-12-10 11:52:46 +00:00

108 lines
1.7 KiB
C

/**
* \file Thesaurus.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author John Levon
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "Thesaurus.h"
#include "support/lstrings.h"
#include <algorithm>
namespace lyx {
#ifdef HAVE_LIBAIKSAURUS
using std::sort;
using std::string;
Thesaurus::Thesaurus()
: aik_(new Aiksaurus)
{}
Thesaurus::~Thesaurus()
{
delete aik_;
}
Thesaurus::Meanings Thesaurus::lookup(docstring const & t)
{
Meanings meanings;
// aiksaurus is for english text only, therefore it does not work
// with non-ascii strings.
// The interface of the Thesaurus class uses docstring because a
// non-english thesaurus is possible in theory.
if (!support::isAscii(t))
// to_ascii() would assert
return meanings;
string const text = to_ascii(t);
if (!aik_->find(text.c_str()))
return meanings;
// weird api, but ...
int prev_meaning = -1;
int cur_meaning;
docstring meaning;
// correct, returns "" at the end
string ret = aik_->next(cur_meaning);
while (!ret.empty()) {
if (cur_meaning != prev_meaning) {
meaning = from_ascii(ret);
ret = aik_->next(cur_meaning);
prev_meaning = cur_meaning;
} else {
if (ret != text)
meanings[meaning].push_back(from_ascii(ret));
}
ret = aik_->next(cur_meaning);
}
for (Meanings::iterator it = meanings.begin();
it != meanings.end(); ++it)
sort(it->second.begin(), it->second.end());
return meanings;
}
#else
Thesaurus::Thesaurus()
{
}
Thesaurus::~Thesaurus()
{
}
Thesaurus::Meanings Thesaurus::lookup(docstring const &)
{
return Meanings();
}
#endif // HAVE_LIBAIKSAURUS
// Global instance
Thesaurus thesaurus;
} // namespace lyx