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178 lines
6.1 KiB
178 lines
6.1 KiB
14 years ago
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/qsqlquery.h:1 -->
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<title>qsqlquery.h Include File</title>
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<font color="#004faf">All Classes</font></a>
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qsqlquery.h</h1>
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<p>This is the verbatim text of the qsqlquery.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<hr>
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<pre>
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/****************************************************************************
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**
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** Definition of QSqlQuery class
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**
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** Created : 2000-11-03
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**
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** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of the sql module of the Qt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General Public
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** License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Alternatively you may (at your option) use any
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** later version of the GNU General Public License if such license has
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** been publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef QSQLQUERY_H
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#define QSQLQUERY_H
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#ifndef QT_H
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#include "qobject.h"
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#include "qstring.h"
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#include "qvariant.h"
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#include "qvaluelist.h"
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#include "qsqlerror.h"
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#include "qsqlfield.h"
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#include "qsql.h"
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#endif // QT_H
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#ifndef QT_NO_SQL
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class QSqlDriver;
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class QSqlResult;
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class QSqlDatabase;
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class Q_EXPORT QSqlResultShared : public QObject, public QShared
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{
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Q_OBJECT
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public:
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QSqlResultShared( QSqlResult* result );
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virtual ~QSqlResultShared();
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QSqlResult* sqlResult;
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QString executedQuery;
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private slots:
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void slotResultDestroyed();
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};
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class Q_EXPORT QSqlQuery
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{
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public:
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QSqlQuery( QSqlResult * r );
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QSqlQuery( const QString& query = QString::null, QSqlDatabase* db = 0 );
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Q_EXPLICIT QSqlQuery( QSqlDatabase* db );
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QSqlQuery( const QSqlQuery& other );
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QSqlQuery& operator=( const QSqlQuery& other );
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virtual ~QSqlQuery();
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bool isValid() const;
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bool isActive() const;
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bool isNull( int field ) const;
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int at() const;
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QString lastQuery() const;
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int numRowsAffected() const;
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QSqlError lastError() const;
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bool isSelect() const;
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int size() const;
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const QSqlDriver* driver() const;
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const QSqlResult* result() const;
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bool isForwardOnly() const;
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void setForwardOnly( bool forward );
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virtual bool exec ( const QString& query );
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virtual QVariant value( int i ) const;
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virtual bool seek( int i, bool relative = FALSE );
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virtual bool next();
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virtual bool prev();
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virtual bool first();
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virtual bool last();
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// prepared query support
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bool exec();
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bool prepare( const QString& query );
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void bindValue( const QString& placeholder, const QVariant& val );
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void bindValue( int pos, const QVariant& val );
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void addBindValue( const QVariant& val );
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// remove these overloads in 4.0
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void bindValue( const QString& placeholder, const QVariant& val, QSql::ParameterType type );
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void bindValue( int pos, const QVariant& val, QSql::ParameterType type );
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void addBindValue( const QVariant& val, QSql::ParameterType type );
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QVariant boundValue( const QString& placeholder ) const;
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QVariant boundValue( int pos ) const;
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QMap<QString, QVariant> boundValues() const;
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QString executedQuery() const;
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protected:
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virtual void beforeSeek();
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virtual void afterSeek();
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private:
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void init( const QString& query, QSqlDatabase* db );
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void deref();
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bool checkDetach();
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QSqlResultShared* d;
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};
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#endif // QT_NO_SQL
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#endif
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</pre>
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<!-- eof -->
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<p><address><hr><div align=center>
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<table width=100% cellspacing=0 border=0><tr>
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<td>Copyright © 2007
|
||
|
|
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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<td align=right><div align=right>Qt 3.3.8</div>
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</table></div></address></body>
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</html>
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