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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 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 QSQL_PSQL_H
+#define QSQL_PSQL_H
+
+#include <QtSql/qsqlresult.h>
+#include <QtSql/qsqldriver.h>
+
+#ifdef QT_PLUGIN
+#define Q_EXPORT_SQLDRIVER_PSQL
+#else
+#define Q_EXPORT_SQLDRIVER_PSQL Q_SQL_EXPORT
+#endif
+
+QT_BEGIN_HEADER
+
+typedef struct pg_conn PGconn;
+typedef struct pg_result PGresult;
+
+QT_BEGIN_NAMESPACE
+
+class QPSQLResultPrivate;
+class QPSQLDriverPrivate;
+class QPSQLDriver;
+class QSqlRecordInfo;
+
+class QPSQLResult : public QSqlResult
+{
+    friend class QPSQLResultPrivate;
+public:
+    QPSQLResult(const QPSQLDriver* db, const QPSQLDriverPrivate* p);
+    ~QPSQLResult();
+
+    QVariant handle() const;
+    void virtual_hook(int id, void *data);
+
+protected:
+    void cleanup();
+    bool fetch(int i);
+    bool fetchFirst();
+    bool fetchLast();
+    QVariant data(int i);
+    bool isNull(int field);
+    bool reset (const QString& query);
+    int size();
+    int numRowsAffected();
+    QSqlRecord record() const;
+    QVariant lastInsertId() const;
+    bool prepare(const QString& query);
+    bool exec();
+
+private:
+    QPSQLResultPrivate *d;
+};
+
+class Q_EXPORT_SQLDRIVER_PSQL QPSQLDriver : public QSqlDriver
+{
+    Q_OBJECT
+public:
+    enum Protocol {
+        Version6 = 6,
+        Version7 = 7,
+        Version71 = 8,
+        Version73 = 9,
+        Version74 = 10,
+        Version8 = 11,
+        Version81 = 12,
+        Version82 = 13
+    };
+
+    explicit QPSQLDriver(QObject *parent=0);
+    explicit QPSQLDriver(PGconn *conn, QObject *parent=0);
+    ~QPSQLDriver();
+    bool hasFeature(DriverFeature f) const;
+    bool open(const QString & db,
+              const QString & user,
+              const QString & password,
+              const QString & host,
+              int port,
+              const QString& connOpts);
+    bool isOpen() const;
+    void close();
+    QSqlResult *createResult() const;
+    QStringList tables(QSql::TableType) const;
+    QSqlIndex primaryIndex(const QString& tablename) const;
+    QSqlRecord record(const QString& tablename) const;
+
+    Protocol protocol() const;
+    QVariant handle() const;
+
+    QString escapeIdentifier(const QString &identifier, IdentifierType type) const;
+    QString formatValue(const QSqlField &field, bool trimStrings) const;
+
+protected:
+    bool beginTransaction();
+    bool commitTransaction();
+    bool rollbackTransaction();
+
+protected Q_SLOTS:
+    bool subscribeToNotificationImplementation(const QString &name);
+    bool unsubscribeFromNotificationImplementation(const QString &name);
+    QStringList subscribedToNotificationsImplementation() const;
+
+private Q_SLOTS:
+    void _q_handleNotification(int);
+
+private:
+    void init();
+    QPSQLDriverPrivate *d;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QSQL_PSQL_H