lyx_mirror/src/SpellChecker.h

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// -*- C++ -*-
/**
* \file SpellChecker.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 SPELL_BASE_H
#define SPELL_BASE_H
#include "support/strfwd.h"
namespace lyx {
class BufferParams;
class Language;
class WordLangTuple;
class docstring_list;
/**
* Pure virtual base class of all spellchecker implementations.
*/
class SpellChecker {
public:
/// the result from checking a single word
enum Result {
/// word is correct
OK = 1,
/// root of given word was found
ROOT,
/// word found through compound formation
COMPOUND_WORD,
/// word not found
UNKNOWN_WORD,
/// number of other ignored "word"
IGNORED_WORD
};
virtual ~SpellChecker() {}
/// check the given word of the given lang code and return the result
virtual enum Result check(WordLangTuple const &) = 0;
/// Gives suggestions.
virtual void suggest(WordLangTuple const &, docstring_list & suggestions) = 0;
/// insert the given word into the personal dictionary
virtual void insert(WordLangTuple const &) = 0;
/// accept the given word temporarily
virtual void accept(WordLangTuple const &) = 0;
/// check if dictionary exists
virtual bool hasDictionary(Language const *) const = 0;
/// give an error message on messy exit
virtual docstring const error() = 0;
};
/// Access to the singleton SpellChecker.
/// Implemented in LyX.cpp
SpellChecker * theSpellChecker();
/// Set the singleton SpellChecker engine.
/// Implemented in LyX.cpp
void setSpellChecker();
} // namespace lyx
#endif // SPELL_BASE_H