llsearchhistory.h
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- /**
- * @file llsearchhistory.h
- * @brief Search history container definition
- *
- * $LicenseInfo:firstyear=2009&license=viewergpl$
- *
- * Copyright (c) 2009-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LL_LLSEARCHHISTORY_H
- #define LL_LLSEARCHHISTORY_H
- #include "llsingleton.h"
- #include "llui.h"
- /**
- * Search history container able to save and load history from file.
- * History is stored in chronological order, most recent at the beginning.
- */
- class LLSearchHistory : public LLSingleton<LLSearchHistory>, private LLDestroyClass<LLSearchHistory>
- {
- friend class LLDestroyClass<LLSearchHistory>;
- public:
- // Forward declaration
- class LLSearchHistoryItem;
- // Search history container
- typedef std::list<LLSearchHistoryItem> search_history_list_t;
- /**
- * Saves search history to file
- */
- bool save();
- /**
- * loads search history from file
- */
- bool load();
- /**
- * Returns search history list
- */
- search_history_list_t& getSearchHistoryList() { return mSearchHistory; }
- /**
- * Deletes all search history queries from list.
- */
- void clearHistory() { mSearchHistory.clear(); }
- /**
- * Adds unique entry to front of search history list, case insensitive
- * If entry is already in list, it will be deleted and added to front.
- */
- void addEntry(const std::string& search_text);
- LLSearchHistory();
- /**
- * Class for storing data about single search request.
- */
- class LLSearchHistoryItem
- {
- public:
- LLSearchHistoryItem()
- {}
- LLSearchHistoryItem(const std::string& query)
- : search_query(query)
- {}
- LLSearchHistoryItem(const LLSD& item)
- {
- if(item.has(SEARCH_QUERY))
- search_query = item[SEARCH_QUERY].asString();
- }
- std::string search_query;
- /**
- * Allows std::list sorting
- */
- bool operator < (const LLSearchHistory::LLSearchHistoryItem& right);
- /**
- * Allows std::list sorting
- */
- bool operator > (const LLSearchHistory::LLSearchHistoryItem& right);
- bool operator==(const LLSearchHistoryItem& right);
- bool operator==(const std::string& right);
- /**
- * Serializes search history item to LLSD
- */
- LLSD toLLSD() const;
- };
- protected:
- /**
- * Returns path to search history file.
- */
- std::string getHistoryFilePath();
- static std::string SEARCH_HISTORY_FILE_NAME;
- static std::string SEARCH_QUERY;
- private:
- // Implementation of LLDestroyClass<LLSearchHistory>
- static void destroyClass()
- {
- LLSearchHistory::getInstance()->save();
- }
- search_history_list_t mSearchHistory;
- };
- class LLSearchComboBox;
- #endif //LL_LLSEARCHHISTORY_H