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Diffstat (limited to 'tools/assistant/lib/qhelpsearchindexreader_default_p.h')
| -rw-r--r-- | tools/assistant/lib/qhelpsearchindexreader_default_p.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/tools/assistant/lib/qhelpsearchindexreader_default_p.h b/tools/assistant/lib/qhelpsearchindexreader_default_p.h new file mode 100644 index 0000000..22480f7 --- /dev/null +++ b/tools/assistant/lib/qhelpsearchindexreader_default_p.h @@ -0,0 +1,165 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the Qt Assistant of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 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 the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QHELPSEARCHINDEXREADERDEFAULT_H +#define QHELPSEARCHINDEXREADERDEFAULT_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of the help generator tools. This header file may change from version +// to version without notice, or even be removed. +// +// We mean it. +// + +#include "qhelpsearchindex_default_p.h" +#include "qhelpsearchengine.h" + +#include <QtCore/QHash> +#include <QtCore/QPair> +#include <QtCore/QList> +#include <QtCore/QMutex> +#include <QtCore/QString> +#include <QtCore/QThread> +#include <QtCore/QObject> +#include <QtCore/QVector> +#include <QtCore/QByteArray> +#include <QtCore/QStringList> +#include <QtCore/QWaitCondition> + +QT_BEGIN_NAMESPACE + +struct Entry; +struct PosEntry; + +namespace qt { + namespace fulltextsearch { + namespace std { + +class Reader +{ + typedef QList<QStringList> DocumentList; + typedef QHash<QString, Entry*> EntryTable; + typedef QPair<EntryTable, DocumentList> Index; + typedef QHash<QString, Index> IndexTable; + +public: + Reader(); + ~Reader(); + + bool readIndex(); + bool initCheck() const; + void setIndexPath(const QString &path); + void filterFilesForAttributes(const QStringList &attributes); + void setIndexFile(const QString &namespaceName, const QString &attributes); + bool splitSearchTerm(const QString &searchTerm, QStringList *terms, + QStringList *termSeq, QStringList *seqWords); + + void searchInIndex(const QStringList &terms); + QVector<DocumentInfo> hits(); + bool searchForPattern(const QStringList &patterns, + const QStringList &words, const QByteArray &data); + +private: + QVector<Document> setupDummyTerm(const QStringList &terms, const EntryTable &entryTable); + QStringList getWildcardTerms(const QString &term, const EntryTable &entryTable); + void buildMiniIndex(const QString &string); + void reset(); + void cleanupIndex(EntryTable &entryTable); + +private: + uint wordNum; + QString indexPath; + QString indexFile; + QString documentFile; + + IndexTable indexTable; + QList<TermInfo> termList; + IndexTable searchIndexTable; + QHash<QString, PosEntry*> miniIndex; +}; + + +class QHelpSearchIndexReader : public QThread +{ + Q_OBJECT + +public: + QHelpSearchIndexReader(); + ~QHelpSearchIndexReader(); + + void cancelSearching(); + void search(const QString &collectionFile, + const QString &indexFilesFolder, + const QList<QHelpSearchQuery> &queryList); + + int hitsCount() const; + QHelpSearchEngine::SearchHit hit(int index) const; + +signals: + void searchingStarted(); + void searchingFinished(int hits); + +private: + void run(); + +private: + QMutex mutex; + Reader m_reader; + QWaitCondition waitCondition; + QList<QHelpSearchEngine::SearchHit> hitList; + + bool m_cancel; + QList<QHelpSearchQuery> m_query; + QString m_collectionFile; + QString m_indexFilesFolder; +}; + + } // namespace std + } // namespace fulltextsearch +} // namespace qt + +QT_END_NAMESPACE + +#endif // QHELPSEARCHINDEXREADERDEFAULT_H |