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/****************************************************************************
**
** Definition of the QSqlExtension class
**
** Created : 2002-06-03
**
** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the sql module of the Qt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free Qt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
** included in the packaging of this file. Licensees holding valid Qt
** Commercial licenses may use this file in accordance with the Qt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef QSQLEXTENSION_P_H
#define QSQLEXTENSION_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.
//
//
#ifndef QT_H
#include "qmap.h"
#include "qvaluevector.h"
#include "qstring.h"
#include "qvariant.h"
#include "qsql.h"
#endif // QT_H
#ifndef QT_NO_SQL
#if !defined( QT_MODULE_SQL ) || defined( QT_LICENSE_PROFESSIONAL )
#define QM_EXPORT_SQL
#define QM_TEMPLATE_EXTERN_SQL
#else
#define QM_EXPORT_SQL Q_EXPORT
#define QM_TEMPLATE_EXTERN_SQL Q_TEMPLATE_EXTERN
#endif
struct Param {
Param( const QVariant& v = QVariant(), QSql::ParameterType t = QSql::In ): value( v ), typ( t ) {}
QVariant value;
QSql::ParameterType typ;
Q_DUMMY_COMPARISON_OPERATOR(Param)
};
struct Holder {
Holder( const QString& hldr = QString::null, int pos = -1 ): holderName( hldr ), holderPos( pos ) {}
bool operator==( const Holder& h ) const { return h.holderPos == holderPos && h.holderName == holderName; }
bool operator!=( const Holder& h ) const { return h.holderPos != holderPos || h.holderName != holderName; }
QString holderName;
int holderPos;
};
#define Q_DEFINED_QSQLEXTENSION
#include "qwinexport.h"
class QM_EXPORT_SQL QSqlExtension {
public:
QSqlExtension();
virtual ~QSqlExtension();
virtual bool prepare( const QString& query );
virtual bool exec();
virtual void bindValue( const QString& holder, const QVariant& value, QSql::ParameterType = QSql::In );
virtual void bindValue( int pos, const QVariant& value, QSql::ParameterType = QSql::In );
virtual void addBindValue( const QVariant& value, QSql::ParameterType = QSql::In );
virtual QVariant parameterValue( const QString& holder );
virtual QVariant parameterValue( int pos );
QVariant boundValue( const QString& holder ) const;
QVariant boundValue( int pos ) const;
QMap<QString, QVariant> boundValues() const;
void clear();
void clearValues();
void clearIndex();
void resetBindCount();
enum BindMethod { BindByPosition, BindByName };
BindMethod bindMethod(); // ### 4.0: make this const
BindMethod bindm;
int bindCount;
QMap<int, QString> index;
typedef QMap<QString, Param> ValueMap;
ValueMap values;
// convenience container for QSqlQuery
// to map holders <-> positions
typedef QValueVector<Holder> HolderVector;
HolderVector holders;
};
class QM_EXPORT_SQL QSqlDriverExtension
{
public:
QSqlDriverExtension();
virtual ~QSqlDriverExtension();
virtual bool isOpen() const = 0;
};
class QM_EXPORT_SQL QSqlOpenExtension
{
public:
QSqlOpenExtension();
virtual ~QSqlOpenExtension();
virtual bool open( const QString& db,
const QString& user,
const QString& password,
const QString& host,
int port,
const QString& connOpts ) = 0;
};
#endif
#endif
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