Aegisub/src/spellchecker_hunspell.h

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// Copyright (c) 2012, Thomas Goyne <plorkyeran@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// Aegisub Project http://www.aegisub.org/
/// @file spellchecker_hunspell.h
/// @see spellchecker_hunspell.cpp
/// @ingroup spelling
///
#ifdef WITH_HUNSPELL
#include <libaegisub/spellchecker.h>
#include <libaegisub/fs_fwd.h>
#include <libaegisub/signal.h>
#include <boost/filesystem/path.hpp>
#include <memory>
#include <set>
namespace agi { namespace charset { class IconvWrapper; } }
class Hunspell;
/// @brief Hunspell-based spell checker implementation
class HunspellSpellChecker final : public agi::SpellChecker {
/// Hunspell instance
std::unique_ptr<Hunspell> hunspell;
/// Conversions between the dictionary charset and utf-8
std::unique_ptr<agi::charset::IconvWrapper> conv;
std::unique_ptr<agi::charset::IconvWrapper> rconv;
/// Languages which we have dictionaries for
std::vector<std::string> languages;
/// Path to user-local dictionary.
agi::fs::path userDicPath;
/// Words in the custom user dictionary
std::set<std::string> customWords;
/// Dictionary language change connection
agi::signal::Connection lang_listener;
/// Dictionary language change handler
void OnLanguageChanged();
/// Dictionary path change connection
agi::signal::Connection dict_path_listener;
/// Dictionary path change handler
void OnPathChanged();
/// Load words from custom dictionary
void ReadUserDictionary();
/// Save words to custom dictionary
void WriteUserDictionary();
public:
HunspellSpellChecker();
~HunspellSpellChecker();
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void AddWord(std::string const& word) override;
void RemoveWord(std::string const& word) override;
bool CanAddWord(std::string const& word) override;
bool CanRemoveWord(std::string const& word) override;
bool CheckWord(std::string const& word) override;
std::vector<std::string> GetSuggestions(std::string const& word) override;
std::vector<std::string> GetLanguageList() override;
};
#endif