Qt 4.8
qsqlrecord.h
Go to the documentation of this file.
1 /****************************************************************************
2 **
3 ** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/legal
5 **
6 ** This file is part of the QtSql module of the Qt Toolkit.
7 **
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** Commercial License Usage
10 ** Licensees holding valid commercial Qt licenses may use this file in
11 ** accordance with the commercial license agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia. For licensing terms and
14 ** conditions see http://qt.digia.com/licensing. For further information
15 ** use the contact form at http://qt.digia.com/contact-us.
16 **
17 ** GNU Lesser General Public License Usage
18 ** Alternatively, this file may be used under the terms of the GNU Lesser
19 ** General Public License version 2.1 as published by the Free Software
20 ** Foundation and appearing in the file LICENSE.LGPL included in the
21 ** packaging of this file. Please review the following information to
22 ** ensure the GNU Lesser General Public License version 2.1 requirements
23 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24 **
25 ** In addition, as a special exception, Digia gives you certain additional
26 ** rights. These rights are described in the Digia Qt LGPL Exception
27 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
28 **
29 ** GNU General Public License Usage
30 ** Alternatively, this file may be used under the terms of the GNU
31 ** General Public License version 3.0 as published by the Free Software
32 ** Foundation and appearing in the file LICENSE.GPL included in the
33 ** packaging of this file. Please review the following information to
34 ** ensure the GNU General Public License version 3.0 requirements will be
35 ** met: http://www.gnu.org/copyleft/gpl.html.
36 **
37 **
38 ** $QT_END_LICENSE$
39 **
40 ****************************************************************************/
41 
42 #ifndef QSQLRECORD_H
43 #define QSQLRECORD_H
44 
45 #include <QtCore/qstring.h>
46 
48 
50 
51 QT_MODULE(Sql)
52 
53 class QSqlField;
54 class QStringList;
55 class QVariant;
56 class QSqlRecordPrivate;
57 
59 {
60 public:
61  QSqlRecord();
62  QSqlRecord(const QSqlRecord& other);
63  QSqlRecord& operator=(const QSqlRecord& other);
64  ~QSqlRecord();
65 
66  bool operator==(const QSqlRecord &other) const;
67  inline bool operator!=(const QSqlRecord &other) const { return !operator==(other); }
68 
69  QVariant value(int i) const;
70  QVariant value(const QString& name) const;
71  void setValue(int i, const QVariant& val);
72  void setValue(const QString& name, const QVariant& val);
73 
74  void setNull(int i);
75  void setNull(const QString& name);
76  bool isNull(int i) const;
77  bool isNull(const QString& name) const;
78 
79  int indexOf(const QString &name) const;
80  QString fieldName(int i) const;
81 
82  QSqlField field(int i) const;
83  QSqlField field(const QString &name) const;
84 
85  bool isGenerated(int i) const;
86  bool isGenerated(const QString& name) const;
87  void setGenerated(const QString& name, bool generated);
88  void setGenerated(int i, bool generated);
89 
90 #ifdef QT3_SUPPORT
91  QT3_SUPPORT const QSqlField* fieldPtr(int i) const;
92  QT3_SUPPORT const QSqlField* fieldPtr(const QString& name) const;
93  inline QT3_SUPPORT int position(const QString& name) const { return indexOf(name); }
94  QT3_SUPPORT QString toString(const QString& prefix = QString(),
95  const QString& sep = QLatin1String(",")) const;
96  QT3_SUPPORT QStringList toStringList(const QString& prefix = QString()) const;
97 #endif
98 
99  void append(const QSqlField& field);
100  void replace(int pos, const QSqlField& field);
101  void insert(int pos, const QSqlField& field);
102  void remove(int pos);
103 
104  bool isEmpty() const;
105  bool contains(const QString& name) const;
106  void clear();
107  void clearValues();
108  int count() const;
109 
110 private:
111  void detach();
113 };
114 
115 #ifndef QT_NO_DEBUG_STREAM
117 #endif
118 
120 
122 
123 #endif // QSQLRECORD_H
The QVariant class acts like a union for the most common Qt data types.
Definition: qvariant.h:92
The QDebug class provides an output stream for debugging information.
Definition: qdebug.h:62
Q_SQL_EXPORT QDebug operator<<(QDebug, const QSqlRecord &)
Definition: qsqlrecord.cpp:618
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
static qreal position(QGraphicsObject *item, QDeclarativeAnchorLine::AnchorLine anchorLine)
static void clear(QVariant::Private *d)
Definition: qvariant.cpp:197
bool operator!=(const QSqlRecord &other) const
Returns true if this object is not identical to other; otherwise returns false.
Definition: qsqlrecord.h:67
QLatin1String(DBUS_INTERFACE_DBUS))) Q_GLOBAL_STATIC_WITH_ARGS(QString
The QSqlRecord class encapsulates a database record.
Definition: qsqlrecord.h:58
The QString class provides a Unicode character string.
Definition: qstring.h:83
#define Q_SQL_EXPORT
Definition: qglobal.h:1451
static QString toString(Register *reg, int type, bool *ok=0)
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
static bool isEmpty(const char *str)
const char * name
The QStringList class provides a list of strings.
Definition: qstringlist.h:66
QSqlRecordPrivate * d
Definition: qsqlrecord.h:112
The QSqlField class manipulates the fields in SQL database tables and views.
Definition: qsqlfield.h:56
#define QT_END_HEADER
Definition: qglobal.h:137
bool operator==(QBool b1, bool b2)
Definition: qglobal.h:2023
static bool isNull(const QVariant::Private *d)
Definition: qvariant.cpp:300