Mercurial > projects > qtd
view generator/parser/symbol.h @ 33:cf8a415f3f32
gui package is fully wrapped now. lots of fixes in the generator
author | eldar |
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date | Sat, 16 May 2009 17:12:06 +0000 |
parents | e78566595089 |
children | 09a0f1d048f2 |
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/**************************************************************************** ** ** Copyright (C) 1992-2008 Nokia. All rights reserved. ** Copyright (C) 2002-2005 Roberto Raggi <roberto@kdevelop.org> ** ** This file is part of Qt Jambi. ** ** * Commercial Usage * Licensees holding valid Qt Commercial licenses may use this file in * accordance with the Qt Commercial License Agreement provided with the * Software or, alternatively, in accordance with the terms contained in * a written agreement between you and Nokia. * * * GNU General Public License Usage * Alternatively, this file may be used under the terms of the GNU * General Public License versions 2.0 or 3.0 as published by the Free * Software Foundation and appearing in the file LICENSE.GPL included in * the packaging of this file. Please review the following information * to ensure GNU General Public Licensing requirements will be met: * http://www.fsf.org/licensing/licenses/info/GPLv2.html and * http://www.gnu.org/copyleft/gpl.html. In addition, as a special * exception, Nokia gives you certain additional rights. These rights * are described in the Nokia Qt GPL Exception version 1.2, included in * the file GPL_EXCEPTION.txt in this package. * * Qt for Windows(R) Licensees * As a special exception, Nokia, as the sole copyright holder for Qt * Designer, grants users of the Qt/Eclipse Integration plug-in the * right for the Qt/Eclipse Integration to link to functionality * provided by Qt Designer and its related libraries. * * * If you are unsure which license is appropriate for your use, please * contact the sales department at qt-sales@nokia.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #ifndef SYMBOL_H #define SYMBOL_H #include <QtCore/QString> #include <cstring> #include <QtCore/QHash> #include <QtCore/QPair> struct NameSymbol { const char *data; std::size_t count; inline QString as_string() const { return QString::fromUtf8(data, (int) count); } inline bool operator == (const NameSymbol &other) const { return count == other.count && std::strncmp(data, other.data, count) == 0; } protected: inline NameSymbol() {} inline NameSymbol(const char *d, std::size_t c) : data(d), count(c) {} private: void operator = (const NameSymbol &); friend class NameTable; }; inline uint qHash(const NameSymbol &r) { uint hash_value = 0; for (std::size_t i=0; i<r.count; ++i) hash_value = (hash_value << 5) - hash_value + r.data[i]; return hash_value; } inline uint qHash(const QPair<const char*, std::size_t> &r) { uint hash_value = 0; for (std::size_t i=0; i<r.second; ++i) hash_value = (hash_value << 5) - hash_value + r.first[i]; return hash_value; } class NameTable { public: typedef QPair<const char *, std::size_t> KeyType; typedef QHash<KeyType, NameSymbol*> ContainerType; public: NameTable() {} ~NameTable() { qDeleteAll(_M_storage); } inline const NameSymbol *findOrInsert(const char *str, std::size_t len) { KeyType key(str, len); NameSymbol *name = _M_storage.value(key); if (!name) { name = new NameSymbol(str, len); _M_storage.insert(key, name); } return name; } inline std::size_t count() const { return _M_storage.size(); } private: ContainerType _M_storage; private: NameTable(const NameTable &other); void operator = (const NameTable &other); }; #endif // SYMBOL_H // kate: space-indent on; indent-width 2; replace-tabs on;