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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 Qt3Support 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 http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Q3SQLCURSOR_H
#define Q3SQLCURSOR_H
#include <QtCore/qvariant.h>
#include <QtSql/qsqldatabase.h>
#include <QtSql/qsqlrecord.h>
#include <QtCore/qstringlist.h>
#include <QtSql/qsqlquery.h>
#include <QtSql/qsqlindex.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3Support)
#ifndef QT_NO_SQL
class Q3SqlCursorPrivate;
class Q3SqlFieldInfo;
class Q_COMPAT_EXPORT Q3SqlCursor : public QSqlRecord, public QSqlQuery
{
public:
Q3SqlCursor(const QString & name = QString(), bool autopopulate = true,
QSqlDatabase db = QSqlDatabase());
Q3SqlCursor(const Q3SqlCursor & other);
Q3SqlCursor& operator=(const Q3SqlCursor& other);
virtual ~Q3SqlCursor();
enum Mode {
ReadOnly = 0,
Insert = 1,
Update = 2,
Delete = 4,
Writable = 7
};
QVariant value(int i) const;
inline QVariant value(const QString &name) const { return value(indexOf(name)); }
virtual void setValue(int i, const QVariant &val);
inline void setValue(const QString &name, const QVariant &val) { setValue(indexOf(name), val); }
virtual QSqlIndex primaryIndex(bool prime = true) const;
virtual QSqlIndex index(const QStringList& fieldNames) const;
QSqlIndex index(const QString& fieldName) const;
virtual void setPrimaryIndex(const QSqlIndex& idx);
virtual void append(const Q3SqlFieldInfo& fieldInfo);
virtual void insert(int pos, const Q3SqlFieldInfo &fieldInfo);
virtual void remove(int pos);
virtual void clear();
virtual void setGenerated(const QString& name, bool generated);
virtual void setGenerated(int i, bool generated);
virtual QSqlRecord* editBuffer(bool copy = false);
virtual QSqlRecord* primeInsert();
virtual QSqlRecord* primeUpdate();
virtual QSqlRecord* primeDelete();
virtual int insert(bool invalidate = true);
virtual int update(bool invalidate = true);
virtual int del(bool invalidate = true);
virtual void setMode(int flags);
int mode() const;
virtual void setCalculated(const QString& name, bool calculated);
bool isCalculated(const QString& name) const;
virtual void setTrimmed(const QString& name, bool trim);
bool isTrimmed(const QString& name) const;
bool isReadOnly() const;
bool canInsert() const;
bool canUpdate() const;
bool canDelete() const;
bool select();
bool select(const QSqlIndex& sort);
bool select(const QSqlIndex & filter, const QSqlIndex & sort);
virtual bool select(const QString & filter, const QSqlIndex & sort = QSqlIndex());
virtual void setSort(const QSqlIndex& sort);
QSqlIndex sort() const;
virtual void setFilter(const QString& filter);
QString filter() const;
virtual void setName(const QString& name, bool autopopulate = true);
QString name() const;
QString toString(const QString& prefix = QString(),
const QString& sep = QLatin1String(",")) const;
bool isNull(int i) const;
bool isNull(const QString& name) const;
virtual bool seek(int i, bool relative = false);
virtual bool next();
inline bool previous() { return prev(); }
virtual bool prev();
virtual bool first();
virtual bool last();
protected:
virtual bool exec(const QString & sql);
virtual QVariant calculateField(const QString& name);
virtual int update(const QString & filter, bool invalidate = true);
virtual int del(const QString & filter, bool invalidate = true);
virtual QString toString(const QString& prefix, QSqlField* field, const QString& fieldSep) const;
virtual QString toString(QSqlRecord* rec, const QString& prefix, const QString& fieldSep,
const QString& sep) const;
virtual QString toString(const QSqlIndex& i, QSqlRecord* rec, const QString& prefix,
const QString& fieldSep, const QString& sep) const;
private:
void sync();
int apply(const QString& q, bool invalidate);
int applyPrepared(const QString& q, bool invalidate);
QSqlRecord& operator=(const QSqlRecord & list);
void append(const QSqlField& field);
Q3SqlCursorPrivate* d;
};
#endif // QT_NO_SQL
QT_END_NAMESPACE
QT_END_HEADER
#endif // Q3SQLCURSOR_H
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