source: trunk/src/sql/models/qsqlquerymodel.h@ 98

Last change on this file since 98 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 3.7 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtSql module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
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38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QSQLQUERYMODEL_H
43#define QSQLQUERYMODEL_H
44
45#include <QtCore/qabstractitemmodel.h>
46#include <QtSql/qsqldatabase.h>
47
48QT_BEGIN_HEADER
49
50QT_BEGIN_NAMESPACE
51
52QT_MODULE(Sql)
53
54class QSqlQueryModelPrivate;
55class QSqlError;
56class QSqlRecord;
57class QSqlQuery;
58
59class Q_SQL_EXPORT QSqlQueryModel: public QAbstractTableModel
60{
61 Q_OBJECT
62 Q_DECLARE_PRIVATE(QSqlQueryModel)
63
64public:
65 explicit QSqlQueryModel(QObject *parent = 0);
66 virtual ~QSqlQueryModel();
67
68 int rowCount(const QModelIndex &parent = QModelIndex()) const;
69 int columnCount(const QModelIndex &parent = QModelIndex()) const;
70 QSqlRecord record(int row) const;
71 QSqlRecord record() const;
72
73 QVariant data(const QModelIndex &item, int role = Qt::DisplayRole) const;
74 QVariant headerData(int section, Qt::Orientation orientation,
75 int role = Qt::DisplayRole) const;
76 bool setHeaderData(int section, Qt::Orientation orientation, const QVariant &value,
77 int role = Qt::EditRole);
78
79 bool insertColumns(int column, int count, const QModelIndex &parent = QModelIndex());
80 bool removeColumns(int column, int count, const QModelIndex &parent = QModelIndex());
81
82 void setQuery(const QSqlQuery &query);
83 void setQuery(const QString &query, const QSqlDatabase &db = QSqlDatabase());
84 QSqlQuery query() const;
85
86 virtual void clear();
87
88 QSqlError lastError() const;
89
90 void fetchMore(const QModelIndex &parent = QModelIndex());
91 bool canFetchMore(const QModelIndex &parent = QModelIndex()) const;
92
93protected:
94 virtual void queryChange();
95
96 QModelIndex indexInQuery(const QModelIndex &item) const;
97 void setLastError(const QSqlError &error);
98 QSqlQueryModel(QSqlQueryModelPrivate &dd, QObject *parent = 0);
99};
100
101QT_END_NAMESPACE
102
103QT_END_HEADER
104
105#endif // QSQLQUERYMODEL_H
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