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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>qsqlfield.h</h1>
33
34<p>This is the verbatim text of the qsqlfield.h include file. It is provided only for illustration; the copyright remains with Trolltech.
35<hr>
36<pre>
37/****************************************************************************
38**
39** Definition of QSqlField class
40**
41** Created : 2000-11-03
42**
43** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.
44**
45** This file is part of the sql module of the Qt GUI Toolkit.
46**
47** This file may be distributed under the terms of the Q Public License
48** as defined by Trolltech ASA of Norway and appearing in the file
49** LICENSE.QPL included in the packaging of this file.
50**
51** This file may be distributed and/or modified under the terms of the
52** GNU General Public License version 2 as published by the Free Software
53** Foundation and appearing in the file LICENSE.GPL included in the
54** packaging of this file.
55**
56** Licensees holding valid Qt Enterprise Edition licenses may use this
57** file in accordance with the Qt Commercial License Agreement provided
58** with the Software.
59**
60** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
61** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
62**
63** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
64** information about Qt Commercial License Agreements.
65** See http://www.trolltech.com/qpl/ for QPL licensing information.
66** See http://www.trolltech.com/gpl/ for GPL licensing information.
67**
68** Contact info@trolltech.com if any conditions of this licensing are
69** not clear to you.
70**
71**********************************************************************/
72
73#ifndef QSQLFIELD_H
74#define QSQLFIELD_H
75
76#ifndef QT_H
77#include "qstring.h"
78#include "qvariant.h"
79#endif // QT_H
80
81#if !defined( QT_MODULE_SQL ) || defined( QT_LICENSE_PROFESSIONAL )
82#define QM_EXPORT_SQL
83#else
84#define QM_EXPORT_SQL Q_EXPORT
85#endif
86
87#ifndef QT_NO_SQL
88
89class QSqlFieldPrivate
90{
91public:
92 QVariant::Type type;
93};
94
95class QM_EXPORT_SQL QSqlField
96{
97public:
98 QSqlField( const QString&amp; fieldName = QString::null, QVariant::Type type = QVariant::Invalid );
99 QSqlField( const QSqlField&amp; other );
100 QSqlField&amp; operator=( const QSqlField&amp; other );
101 bool operator==(const QSqlField&amp; other) const;
102 virtual ~QSqlField();
103
104 virtual void setValue( const QVariant&amp; value );
105 virtual QVariant value() const;
106 virtual void setName( const QString&amp; name );
107 QString name() const;
108 virtual void setNull();
109 bool isNull() const;
110 virtual void setReadOnly( bool readOnly );
111 bool isReadOnly() const;
112 void clear( bool nullify = TRUE );
113 QVariant::Type type() const;
114
115private:
116 QString nm;
117 QVariant val;
118 uint ro: 1;
119 uint nul: 1;
120 QSqlFieldPrivate* d;
121};
122
123inline QVariant QSqlField::value() const
124{ return val; }
125
126inline QString QSqlField::name() const
127{ return nm; }
128
129inline bool QSqlField::isNull() const
130{ return nul; }
131
132inline bool QSqlField::isReadOnly() const
133{ return ro; }
134
135inline QVariant::Type QSqlField::type() const
136{ return d-&gt;type; }
137
138
139/******************************************/
140/******* QSqlFieldInfo Class ******/
141/******************************************/
142
143struct QSqlFieldInfoPrivate;
144
145class QM_EXPORT_SQL QSqlFieldInfo
146{
147public:
148 QSqlFieldInfo( const QString&amp; name = QString::null,
149 QVariant::Type typ = QVariant::Invalid,
150 int required = -1,
151 int len = -1,
152 int prec = -1,
153 const QVariant&amp; defValue = QVariant(),
154 int sqlType = 0,
155 bool generated = TRUE,
156 bool trim = FALSE,
157 bool calculated = FALSE );
158 QSqlFieldInfo( const QSqlFieldInfo &amp; other );
159 QSqlFieldInfo( const QSqlField &amp; other, bool generated = TRUE );
160 virtual ~QSqlFieldInfo();
161 QSqlFieldInfo&amp; operator=( const QSqlFieldInfo&amp; other );
162 bool operator==( const QSqlFieldInfo&amp; f ) const;
163
164 QSqlField toField() const;
165 int isRequired() const;
166 QVariant::Type type() const;
167 int length() const;
168 int precision() const;
169 QVariant defaultValue() const;
170 QString name() const;
171 int typeID() const;
172 bool isGenerated() const;
173 bool isTrim() const;
174 bool isCalculated() const;
175
176 virtual void setTrim( bool trim );
177 virtual void setGenerated( bool gen );
178 virtual void setCalculated( bool calc );
179
180private:
181 QSqlFieldInfoPrivate* d;
182};
183
184
185#endif // QT_NO_SQL
186#endif
187</pre>
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