/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
** All rights reserved. | |
** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** This file is part of the QtSql module of the Qt Toolkit. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
** 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. | |
** | |
** 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. | |
** | |
** Other Usage | |
** Alternatively, this file may be used in accordance with the terms and | |
** conditions contained in a signed written agreement between you and Nokia. | |
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** $QT_END_LICENSE$ | |
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****************************************************************************/ | |
#ifndef QSQLQUERY_H | |
#define QSQLQUERY_H | |
#include <QtSql/qsql.h> | |
#include <QtSql/qsqldatabase.h> | |
#include <QtCore/qstring.h> | |
QT_BEGIN_HEADER | |
QT_BEGIN_NAMESPACE | |
QT_MODULE(Sql) | |
class QVariant; | |
class QSqlDriver; | |
class QSqlError; | |
class QSqlResult; | |
class QSqlRecord; | |
template <class Key, class T> class QMap; | |
class QSqlQueryPrivate; | |
class Q_SQL_EXPORT QSqlQuery | |
{ | |
public: | |
QSqlQuery(QSqlResult *r); | |
QSqlQuery(const QString& query = QString(), QSqlDatabase db = QSqlDatabase()); | |
explicit QSqlQuery(QSqlDatabase db); | |
QSqlQuery(const QSqlQuery& other); | |
QSqlQuery& operator=(const QSqlQuery& other); | |
~QSqlQuery(); | |
bool isValid() const; | |
bool isActive() const; | |
bool isNull(int field) const; | |
int at() const; | |
QString lastQuery() const; | |
int numRowsAffected() const; | |
QSqlError lastError() const; | |
bool isSelect() const; | |
int size() const; | |
const QSqlDriver* driver() const; | |
const QSqlResult* result() const; | |
bool isForwardOnly() const; | |
QSqlRecord record() const; | |
void setForwardOnly(bool forward); | |
bool exec(const QString& query); | |
QVariant value(int i) const; | |
void setNumericalPrecisionPolicy(QSql::NumericalPrecisionPolicy precisionPolicy); | |
QSql::NumericalPrecisionPolicy numericalPrecisionPolicy() const; | |
bool seek(int i, bool relative = false); | |
bool next(); | |
bool previous(); | |
#ifdef QT3_SUPPORT | |
inline QT3_SUPPORT bool prev() { return previous(); } | |
#endif | |
bool first(); | |
bool last(); | |
void clear(); | |
// prepared query support | |
bool exec(); | |
enum BatchExecutionMode { ValuesAsRows, ValuesAsColumns }; | |
bool execBatch(BatchExecutionMode mode = ValuesAsRows); | |
bool prepare(const QString& query); | |
void bindValue(const QString& placeholder, const QVariant& val, | |
QSql::ParamType type = QSql::In); | |
void bindValue(int pos, const QVariant& val, QSql::ParamType type = QSql::In); | |
void addBindValue(const QVariant& val, QSql::ParamType type = QSql::In); | |
QVariant boundValue(const QString& placeholder) const; | |
QVariant boundValue(int pos) const; | |
QMap<QString, QVariant> boundValues() const; | |
QString executedQuery() const; | |
QVariant lastInsertId() const; | |
void finish(); | |
bool nextResult(); | |
private: | |
QSqlQueryPrivate* d; | |
}; | |
QT_END_NAMESPACE | |
QT_END_HEADER | |
#endif // QSQLQUERY_H |