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| 20 | <font color="#004faf">Home</font></a>
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| 22 | <font color="#004faf">All Classes</font></a>
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| 24 | <font color="#004faf">Main Classes</font></a>
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| 26 | <font color="#004faf">Annotated</font></a>
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| 28 | <font color="#004faf">Grouped Classes</font></a>
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| 30 | <font color="#004faf">Functions</font></a>
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| 31 | </td>
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| 32 | <td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qsqldriver.h</h1>
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| 33 |
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| 34 | <p>This is the verbatim text of the qsqldriver.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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| 35 | <hr>
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| 36 | <pre>
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| 37 | /****************************************************************************
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| 38 | **
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| 39 | ** Definition of QSqlDriver class
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| 40 | **
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| 41 | ** Created : 2000-11-03
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| 42 | **
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| 43 | ** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.
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| 44 | **
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| 45 | ** This file is part of the sql module of the Qt GUI Toolkit.
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| 46 | **
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| 47 | ** This file may be distributed under the terms of the Q Public License
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| 48 | ** as defined by Trolltech ASA of Norway and appearing in the file
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| 49 | ** LICENSE.QPL included in the packaging of this file.
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| 50 | **
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| 51 | ** This file may be distributed and/or modified under the terms of the
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| 52 | ** GNU General Public License version 2 as published by the Free Software
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| 53 | ** Foundation and appearing in the file LICENSE.GPL included in the
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| 54 | ** packaging of this file.
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| 55 | **
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| 56 | ** Licensees holding valid Qt Enterprise Edition licenses may use this
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| 57 | ** file in accordance with the Qt Commercial License Agreement provided
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| 58 | ** with the Software.
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| 59 | **
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| 60 | ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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| 61 | ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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| 62 | **
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| 63 | ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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| 64 | ** information about Qt Commercial License Agreements.
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| 65 | ** See http://www.trolltech.com/qpl/ for QPL licensing information.
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| 66 | ** See http://www.trolltech.com/gpl/ for GPL licensing information.
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| 67 | **
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| 68 | ** Contact info@trolltech.com if any conditions of this licensing are
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| 69 | ** not clear to you.
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| 70 | **
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| 71 | **********************************************************************/
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| 72 |
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| 73 | #ifndef QSQLDRIVER_H
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| 74 | #define QSQLDRIVER_H
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| 75 |
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| 76 | #ifndef QT_H
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| 77 | #include "qobject.h"
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| 78 | #include "qptrdict.h"
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| 79 | #include "qstring.h"
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| 80 | #include "qsqlerror.h"
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| 81 | #include "qsqlquery.h"
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| 82 | #include "qsqlfield.h"
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| 83 | #include "qsqlindex.h"
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| 84 | #include "qstringlist.h"
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| 85 | #include "qmap.h"
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| 86 | #endif // QT_H
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| 87 |
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| 88 | #if !defined( QT_MODULE_SQL ) || defined( QT_LICENSE_PROFESSIONAL )
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| 89 | #define QM_EXPORT_SQL
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| 90 | #else
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| 91 | #define QM_EXPORT_SQL Q_EXPORT
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| 92 | #endif
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| 93 |
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| 94 | #ifndef QT_NO_SQL
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| 95 |
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| 96 | class QSqlDriverExtension;
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| 97 |
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| 98 | class QSqlDatabase;
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| 99 |
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| 100 | class QM_EXPORT_SQL QSqlDriver : public QObject
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| 101 | {
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| 102 | friend class QSqlDatabase;
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| 103 | Q_OBJECT
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| 104 | public:
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| 105 | enum DriverFeature { Transactions, QuerySize, BLOB, Unicode, PreparedQueries,
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| 106 | NamedPlaceholders, PositionalPlaceholders };
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| 107 |
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| 108 | QSqlDriver( QObject * parent=0, const char * name=0 );
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| 109 | ~QSqlDriver();
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| 110 | bool isOpen() const;
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| 111 | bool isOpenError() const;
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| 112 |
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| 113 | virtual bool beginTransaction();
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| 114 | virtual bool commitTransaction();
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| 115 | virtual bool rollbackTransaction();
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| 116 | virtual QStringList tables( const QString& tableType ) const;
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| 117 | virtual QSqlIndex primaryIndex( const QString& tableName ) const;
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| 118 | virtual QSqlRecord record( const QString& tableName ) const;
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| 119 | virtual QSqlRecord record( const QSqlQuery& query ) const;
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| 120 | virtual QSqlRecordInfo recordInfo( const QString& tablename ) const;
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| 121 | virtual QSqlRecordInfo recordInfo( const QSqlQuery& query ) const;
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| 122 | virtual QString nullText() const;
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| 123 | virtual QString formatValue( const QSqlField* field, bool trimStrings = FALSE ) const;
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| 124 | QSqlError lastError() const;
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| 125 |
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| 126 | virtual bool hasFeature( DriverFeature f ) const = 0;
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| 127 | virtual bool open( const QString & db,
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| 128 | const QString & user = QString::null,
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| 129 | const QString & password = QString::null,
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| 130 | const QString & host = QString::null,
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| 131 | int port = -1 ) = 0;
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| 132 | virtual void close() = 0;
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| 133 | virtual QSqlQuery createQuery() const = 0;
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| 134 |
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| 135 | // ### remove for 4.0
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| 136 | bool open( const QString& db,
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| 137 | const QString& user,
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| 138 | const QString& password,
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| 139 | const QString& host,
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| 140 | int port,
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| 141 | const QString& connOpts );
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| 142 | protected:
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| 143 | virtual void setOpen( bool o );
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| 144 | virtual void setOpenError( bool e );
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| 145 | virtual void setLastError( const QSqlError& e );
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| 146 | private:
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| 147 | // ### This class needs a d-pointer in 4.0.
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| 148 | int dbState;
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| 149 | QSqlError error;
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| 150 | #if defined(Q_DISABLE_COPY)
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| 151 | QSqlDriver( const QSqlDriver & );
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| 152 | QSqlDriver &operator=( const QSqlDriver & );
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| 153 | #endif
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| 154 | };
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| 155 |
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| 156 | #endif // QT_NO_SQL
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| 157 | #endif
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| 158 | </pre>
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| 159 | <!-- eof -->
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| 160 | <p><address><hr><div align=center>
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| 161 | <table width=100% cellspacing=0 border=0><tr>
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| 162 | <td>Copyright © 2007
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| 163 | <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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| 164 | <td align=right><div align=right>Qt 3.3.8</div>
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| 165 | </table></div></address></body>
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| 166 | </html>
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