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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation ([email protected])
+**
+** 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 [email protected].
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSQLCACHEDRESULT_P_H
+#define QSQLCACHEDRESULT_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of other Qt classes.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "QtSql/qsqlresult.h"
+
+QT_BEGIN_NAMESPACE
+
+class QVariant;
+template <typename T> class QVector;
+
+class QSqlCachedResultPrivate;
+
+class Q_SQL_EXPORT QSqlCachedResult: public QSqlResult
+{
+public:
+    virtual ~QSqlCachedResult();
+
+    typedef QVector<QVariant> ValueCache;
+
+protected:
+    QSqlCachedResult(const QSqlDriver * db);
+
+    void init(int colCount);
+    void cleanup();
+    void clearValues();
+
+    virtual bool gotoNext(ValueCache &values, int index) = 0;
+
+    QVariant data(int i);
+    bool isNull(int i);
+    bool fetch(int i);
+    bool fetchNext();
+    bool fetchPrevious();
+    bool fetchFirst();
+    bool fetchLast();
+
+    int colCount() const;
+    ValueCache &cache();
+
+    void virtual_hook(int id, void *data);
+private:
+    bool cacheNext();
+    QSqlCachedResultPrivate *d;
+};
+
+QT_END_NAMESPACE
+
+#endif // QSQLCACHEDRESULT_P_H