/****************************************************************************+
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**+
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the Qt Assistant of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef QHELPDBREADER_H+
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#define QHELPDBREADER_H+
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+
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//+
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//  W A R N I N G+
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//  -------------+
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//+
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// This file is not part of the Qt API. It exists for the convenience+
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// of the help generator tools. This header file may change from version+
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// to version without notice, or even be removed.+
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//+
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// We mean it.+
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//+
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+
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#include <QtCore/QObject>+
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#include <QtCore/QStringList>+
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#include <QtCore/QUrl>+
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#include <QtCore/QByteArray>+
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#include <QtCore/QSet>+
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+
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QT_BEGIN_NAMESPACE+
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+
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class QSqlQuery;+
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+
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class QHelpDBReader : public QObject+
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{+
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    Q_OBJECT+
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+
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public:+
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    QHelpDBReader(const QString &dbName); +
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    QHelpDBReader(const QString &dbName, const QString &uniqueId,+
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        QObject *parent);+
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    ~QHelpDBReader();+
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+
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    bool init();+
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+
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    QString errorMessage() const;+
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+
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    QString databaseName() const;+
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    QString namespaceName() const;+
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    QString virtualFolder() const;+
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    QList<QStringList> filterAttributeSets() const;+
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    QStringList files(const QStringList &filterAttributes,+
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        const QString &extensionFilter = QString()) const;+
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    bool fileExists(const QString &virtualFolder, const QString &filePath,+
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        const QStringList &filterAttributes = QStringList()) const;+
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    QByteArray fileData(const QString &virtualFolder,+
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        const QString &filePath) const;+
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+
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    QStringList customFilters() const;+
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    QStringList filterAttributes(const QString &filterName = QString()) const;+
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    QStringList indicesForFilter(const QStringList &filterAttributes) const;+
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    void linksForKeyword(const QString &keyword, const QStringList &filterAttributes,+
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        QMap<QString, QUrl> &linkMap) const;+
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+
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    void linksForIdentifier(const QString &id, const QStringList &filterAttributes,+
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        QMap<QString, QUrl> &linkMap) const;+
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+
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    QList<QByteArray> contentsForFilter(const QStringList &filterAttributes) const;+
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    QUrl urlOfPath(const QString &relativePath) const;+
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+
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    QSet<int> indexIds(const QStringList &attributes) const;+
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    bool createAttributesCache(const QStringList &attributes,+
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        const QSet<int> &indexIds);+
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    QVariant metaData(const QString &name) const;+
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+
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private:+
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    void initObject(const QString &dbName, const QString &uniqueId);+
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    QUrl buildQUrl(const QString &ns, const QString &folder,+
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        const QString &relFileName, const QString &anchor) const;+
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    QString mergeList(const QStringList &list) const;+
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    QString quote(const QString &string) const;+
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+
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    bool m_initDone;+
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    QString m_dbName;+
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    QString m_uniqueId;+
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    QString m_error;+
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    QSqlQuery *m_query;+
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    mutable QString m_namespace;+
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    QSet<QString> m_viewAttributes;+
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    bool m_useAttributesCache;+
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    QSet<int> m_indicesCache;+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif+
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