lyx_mirror/src/ISpell.h

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// -*- C++ -*-
/**
* \file ISpell.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author unknown
* \author John Levon
*
* Full author contact details are available in file CREDITS.
*/
#ifndef SP_ISPELL_H
#define SP_ISPELL_H
#include "SpellBase.h"
#include "support/docstring.h"
#include <boost/scoped_ptr.hpp>
#include <cstdio>
namespace lyx {
class BufferParams;
namespace support { class ForkedProcess; }
/// i/a spell process-based spellchecker
class ISpell : public SpellBase {
public:
ISpell(BufferParams const & params, std::string const & lang);
~ISpell();
/// return true if the spellchecker instance still exists
virtual bool alive();
/// check the given word and return the result
virtual enum Result check(WordLangTuple const & word);
/// insert the given word into the personal dictionary
virtual void insert(WordLangTuple const & word);
/// accept the given word temporarily
virtual void accept(WordLangTuple const & word);
/// return the next near miss after a SUGGESTED_WORDS result
virtual docstring const nextMiss();
/// give an error message on messy exit
virtual docstring const error();
private:
/// read some data. Returns true on an error. Sets err_read
/// to true if the data was from stderr.
bool select(bool & err_read);
/// instream to communicate with ispell
FILE * in;
/// outstream to communicate with ispell
FILE * out;
/// errstream for ispell
FILE * inerr;
/// pipe fds
int pipein[2];
int pipeout[2];
int pipeerr[2];
/// buffer for reading
char buf[BUFSIZ];
/// spell error
docstring error_;
boost::scoped_ptr<support::ForkedProcess> child_;
/// iconv name of the encoding that is used to communicate with ispell
std::string encoding;
// vileness below ... please FIXME
/// str ???
char * str;
/// e ???
char * e;
};
} // namespace lyx
#endif // ISPELL_H