You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
qt3/doc/html/qsqlcursor-h.html

205 lines
7.5 KiB

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/qsqlcursor.h:1 -->
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>qsqlcursor.h Include File</title>
<style type="text/css"><!--
fn { margin-left: 1cm; text-indent: -1cm; }
a:link { color: #004faf; text-decoration: none }
a:visited { color: #672967; text-decoration: none }
body { background: #ffffff; color: black; }
--></style>
</head>
<body>
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr bgcolor="#E5E5E5">
<td valign=center>
<a href="index.html">
<font color="#004faf">Home</font></a>
| <a href="classes.html">
<font color="#004faf">All&nbsp;Classes</font></a>
| <a href="mainclasses.html">
<font color="#004faf">Main&nbsp;Classes</font></a>
| <a href="annotated.html">
<font color="#004faf">Annotated</font></a>
| <a href="groups.html">
<font color="#004faf">Grouped&nbsp;Classes</font></a>
| <a href="functions.html">
<font color="#004faf">Functions</font></a>
</td>
<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qsqlcursor.h</h1>
<p>This is the verbatim text of the qsqlcursor.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/****************************************************************************
**
** Definition of QSqlCursor class
**
** Created : 2000-11-03
**
** Copyright (C) 2005-2007 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 file LICENSE.GPL 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 QSQLCURSOR_H
#define QSQLCURSOR_H
#ifndef QT_H
#include "qsqlrecord.h"
#include "qstringlist.h"
#include "qsqlquery.h"
#include "qsqlindex.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
class QSqlDatabase;
class QSqlCursorPrivate;
class QM_EXPORT_SQL QSqlCursor : public QSqlRecord, public QSqlQuery
{
public:
QSqlCursor( const QString &amp; name = QString::null, bool autopopulate = TRUE, QSqlDatabase* db = 0 );
QSqlCursor( const QSqlCursor &amp; other );
QSqlCursor&amp; operator=( const QSqlCursor&amp; other );
~QSqlCursor();
enum Mode {
ReadOnly = 0,
Insert = 1,
Update = 2,
Delete = 4,
Writable = 7
};
QVariant value( int i ) const;
QVariant value( const QString&amp; name ) const;
void setValue( int i, const QVariant&amp; val );
void setValue( const QString&amp; name, const QVariant&amp; val );
virtual QSqlIndex primaryIndex( bool prime = TRUE ) const;
virtual QSqlIndex index( const QStringList&amp; fieldNames ) const;
QSqlIndex index( const QString&amp; fieldName ) const;
QSqlIndex index( const char* fieldName ) const;
virtual void setPrimaryIndex( const QSqlIndex&amp; idx );
virtual void append( const QSqlFieldInfo&amp; fieldInfo );
virtual void insert( int pos, const QSqlFieldInfo&amp; fieldInfo );
void remove( int pos );
void clear();
void setGenerated( const QString&amp; name, bool generated );
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&amp; name, bool calculated );
bool isCalculated( const QString&amp; name ) const;
virtual void setTrimmed( const QString&amp; name, bool trim );
bool isTrimmed( const QString&amp; name ) const;
bool isReadOnly() const;
bool canInsert() const;
bool canUpdate() const;
bool canDelete() const;
bool select();
bool select( const QSqlIndex&amp; sort );
bool select( const QSqlIndex &amp; filter, const QSqlIndex &amp; sort );
virtual bool select( const QString &amp; filter, const QSqlIndex &amp; sort = QSqlIndex() );
virtual void setSort( const QSqlIndex&amp; sort );
QSqlIndex sort() const;
virtual void setFilter( const QString&amp; filter );
QString filter() const;
virtual void setName( const QString&amp; name, bool autopopulate = TRUE );
QString name() const;
QString toString( const QString&amp; prefix = QString::null,
const QString&amp; sep = "," ) const;
bool isNull( int i ) const;
bool isNull( const QString&amp; name ) const;
protected:
void afterSeek();
bool exec( const QString &amp; sql );
virtual QVariant calculateField( const QString&amp; name );
virtual int update( const QString &amp; filter, bool invalidate = TRUE );
virtual int del( const QString &amp; filter, bool invalidate = TRUE );
virtual QString toString( const QString&amp; prefix, QSqlField* field, const QString&amp; fieldSep ) const;
virtual QString toString( QSqlRecord* rec, const QString&amp; prefix, const QString&amp; fieldSep,
const QString&amp; sep ) const;
virtual QString toString( const QSqlIndex&amp; i, QSqlRecord* rec, const QString&amp; prefix,
const QString&amp; fieldSep, const QString&amp; sep ) const;
private:
void sync();
int apply( const QString&amp; q, bool invalidate );
int applyPrepared( const QString&amp; q, bool invalidate );
QSqlRecord&amp; operator=( const QSqlRecord &amp; list );
void append( const QSqlField&amp; field );
void insert( int pos, const QSqlField&amp; field );
QSqlCursorPrivate* d;
};
#endif // QT_NO_SQL
#endif
</pre>
<!-- eof -->
<p><address><hr><div align=center>
<table width=100% cellspacing=0 border=0><tr>
<td>Copyright &copy; 2007
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
<td align=right><div align=right>Qt 3.3.8</div>
</table></div></address></body>
</html>