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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtSql module 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSQLDATABASE_H
#define QSQLDATABASE_H
#include <QtCore/qstring.h>
#include <QtSql/qsql.h>
#ifdef QT3_SUPPORT
#include <QtSql/qsqlrecord.h>
#endif
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_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;
QString connectionName() const;
void setNumericalPrecisionPolicy(QSql::NumericalPrecisionPolicy precisionPolicy);
QSql::NumericalPrecisionPolicy numericalPrecisionPolicy() 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_STREAM
Q_SQL_EXPORT QDebug operator<<(QDebug, const QSqlDatabase &);
#endif
QT_END_NAMESPACE
QT_END_HEADER
#endif // QSQLDATABASE_H
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