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qsqlindex.h Include File

发布于 2019-10-04 15:02:59 字数 3447 浏览 911 评论 0 收藏 0

This is the verbatim text of the qsqlindex.h include file. It is provided only for illustration; the copyright remains with Trolltech.


/****************************************************************************
**
** Definition of QSqlIndex class
**
** Created : 2000-11-03
**
** Copyright (C) 2000 Trolltech AS.  All rights reserved.
**
** This file is part of the sql module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition 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
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef QSQLINDEX_H
#define QSQLINDEX_H

#ifndef QT_H
#include "qstring.h"
#include "qstringlist.h"
#include "qsqlfield.h"
#include "qsqlrecord.h"
#endif // QT_H

#if !defined( QT_MODULE_SQL ) || defined( QT_LICENSE_PROFESSIONAL )
#define QM_EXPORT_SQL
#else
#define QM_EXPORT_SQL Q_EXPORT
#endif

#ifndef QT_NO_SQL

#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QValueList<bool>;
// MOC_SKIP_END
#endif

class QSqlCursor;

class QM_EXPORT_SQL QSqlIndex : public QSqlRecord
{
public:
    QSqlIndex( const QString& cursorName = QString::null, const QString& name = QString::null );
    QSqlIndex( const QSqlIndex& other );
    ~QSqlIndex();
    QSqlIndex&       operator=( const QSqlIndex& other );
    virtual void     setCursorName( const QString& cursorName );
    QString          cursorName() const { return cursor; }
    virtual void     setName( const QString& name );
    QString          name() const { return nm; }

    void             append( const QSqlField& field );
    virtual void     append( const QSqlField& field, bool desc );

    bool             isDescending( int i ) const;
    virtual void     setDescending( int i, bool desc );

    QString          toString( const QString& prefix = QString::null,
			       const QString& sep = ",",
			       bool verbose = TRUE ) const;
    QStringList      toStringList( const QString& prefix = QString::null,
				   bool verbose = TRUE ) const;

    static QSqlIndex fromStringList( const QStringList& l, const QSqlCursor* cursor );

private:
    QString          createField( int i, const QString& prefix, bool verbose ) const;
    QString          cursor;
    QString          nm;
    QValueList<bool> sorts;
};

#endif	// QT_NO_SQL
#endif

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