/******************************************************************************** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.**** This file is part of the QtSql module of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 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.trolltech.com/products/qt/opensource.html**** If you are unsure which license is appropriate for your use, please** review the following information:** http://www.trolltech.com/products/qt/licensing.html or contact the** sales department at sales@trolltech.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 QSQLDATABASE_H#define QSQLDATABASE_H#include <QtCore/qstring.h>#include <QtSql/qsql.h>#ifdef QT3_SUPPORT#include <QtSql/qsqlrecord.h>#endifQT_BEGIN_HEADERQT_MODULE(Sql)class QSqlError;class QSqlDriver;class QSqlIndex;class QSqlRecord;class QSqlQuery;class QSqlDatabasePrivate;class Q_SQL_EXPORT QSqlDriverCreatorBase{public:    virtual ~QSqlDriverCreatorBase() {}    virtual QSqlDriver *createObject() const = 0;};template <class T>class QSqlDriverCreator : public QSqlDriverCreatorBase{public:    QSqlDriver *createObject() const { return new T; }};class Q_SQL_EXPORT QSqlDatabase{public:    QSqlDatabase();    QSqlDatabase(const QSqlDatabase &other);    ~QSqlDatabase();    QSqlDatabase &operator=(const QSqlDatabase &other);    bool open();    bool open(const QString& user, const QString& password);    void close();    bool isOpen() const;    bool isOpenError() const;    QStringList tables(QSql::TableType type = QSql::Tables) const;    QSqlIndex primaryIndex(const QString& tablename) const;    QSqlRecord record(const QString& tablename) const;#ifdef QT3_SUPPORT    QT3_SUPPORT QSqlRecord record(const QSqlQuery& query) const;    inline QT3_SUPPORT QSqlRecord recordInfo(const QString& tablename) const    { return record(tablename); }    QT3_SUPPORT QSqlRecord recordInfo(const QSqlQuery& query) const;#endif    QSqlQuery exec(const QString& query = QString()) const;    QSqlError lastError() const;    bool isValid() const;    bool transaction();    bool commit();    bool rollback();    void setDatabaseName(const QString& name);    void setUserName(const QString& name);    void setPassword(const QString& password);    void setHostName(const QString& host);    void setPort(int p);    void setConnectOptions(const QString& options = QString());    QString databaseName() const;    QString userName() const;    QString password() const;    QString hostName() const;    QString driverName() const;    int port() const;    QString connectOptions() const;    QSqlDriver* driver() const;    QT_STATIC_CONST char *defaultConnection;    static QSqlDatabase addDatabase(const QString& type,                                 const QString& connectionName = QLatin1String(defaultConnection));    static QSqlDatabase addDatabase(QSqlDriver* driver,                                 const QString& connectionName = QLatin1String(defaultConnection));    static QSqlDatabase cloneDatabase(const QSqlDatabase &other, const QString& connectionName);    static QSqlDatabase database(const QString& connectionName = QLatin1String(defaultConnection),                                 bool open = true);    static void removeDatabase(const QString& connectionName);    static bool contains(const QString& connectionName = QLatin1String(defaultConnection));    static QStringList drivers();    static QStringList connectionNames();    static void registerSqlDriver(const QString &name, QSqlDriverCreatorBase *creator);    static bool isDriverAvailable(const QString &name);protected:    explicit QSqlDatabase(const QString& type);    explicit QSqlDatabase(QSqlDriver* driver);private:    friend class QSqlDatabasePrivate;    QSqlDatabasePrivate *d;};#ifndef QT_NO_DEBUG_STREAMQ_SQL_EXPORT QDebug operator<<(QDebug, const QSqlDatabase &);#endifQT_END_HEADER#endif // QSQLDATABASE_H