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/**
* @file llspellcheck.h
* @brief Spell checking functionality
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LLSPELLCHECK_H
#define LLSPELLCHECK_H
#include "llsingleton.h"
#include <boost/signals2.hpp>
class Hunspell;
class LLSpellChecker : public LLSingleton<LLSpellChecker>
{
friend class LLSingleton<LLSpellChecker>;
protected:
LLSpellChecker();
~LLSpellChecker();
public:
void addToCustomDictionary(const std::string& word);
void addToIgnoreList(const std::string& word);
bool checkSpelling(const std::string& word) const;
S32 getSuggestions(const std::string& word, std::vector<std::string>& suggestions) const;
protected:
void addToDictFile(const std::string& dict_path, const std::string& word);
void initHunspell(const std::string& dict_name);
public:
typedef std::list<std::string> dict_list_t;
const std::string& getActiveDictionary() const { return mDictName; }
const LLSD getDictionaryData(const std::string& dict_name) const;
const LLSD& getDictionaryMap() const { return mDictMap; }
const dict_list_t& getSecondaryDictionaries() const { return mDictSecondary; }
void refreshDictionaryMap();
void setSecondaryDictionaries(dict_list_t dict_list);
static const std::string getDictionaryAppPath();
static const std::string getDictionaryUserPath();
static bool getUseSpellCheck();
static void setUseSpellCheck(const std::string& dict_name);
typedef boost::signals2::signal<void()> settings_change_signal_t;
static boost::signals2::connection setSettingsChangeCallback(const settings_change_signal_t::slot_type& cb);
protected:
Hunspell* mHunspell;
std::string mDictName;
std::string mDictFile;
LLSD mDictMap;
dict_list_t mDictSecondary;
std::vector<std::string> mIgnoreList;
static settings_change_signal_t sSettingsChangeSignal;
};
#endif // LLSPELLCHECK_H
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