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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtSql module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSQLFIELD_H
#define QSQLFIELD_H
#include <QtCore/qvariant.h>
#include <QtCore/qstring.h>
#include <QtSql/qsql.h>
QT_BEGIN_NAMESPACE
class QSqlFieldPrivate;
class Q_SQL_EXPORT QSqlField
{
public:
enum RequiredStatus { Unknown = -1, Optional = 0, Required = 1 };
explicit QSqlField(const QString& fieldName = QString(),
QVariant::Type type = QVariant::Invalid);
QSqlField(const QSqlField& other);
QSqlField& operator=(const QSqlField& other);
bool operator==(const QSqlField& other) const;
inline bool operator!=(const QSqlField &other) const { return !operator==(other); }
~QSqlField();
void setValue(const QVariant& value);
inline QVariant value() const
{ return val; }
void setName(const QString& name);
QString name() const;
bool isNull() const;
void setReadOnly(bool readOnly);
bool isReadOnly() const;
void clear();
QVariant::Type type() const;
bool isAutoValue() const;
void setType(QVariant::Type type);
void setRequiredStatus(RequiredStatus status);
inline void setRequired(bool required)
{ setRequiredStatus(required ? Required : Optional); }
void setLength(int fieldLength);
void setPrecision(int precision);
void setDefaultValue(const QVariant &value);
void setSqlType(int type);
void setGenerated(bool gen);
void setAutoValue(bool autoVal);
RequiredStatus requiredStatus() const;
int length() const;
int precision() const;
QVariant defaultValue() const;
int typeID() const;
bool isGenerated() const;
bool isValid() const;
private:
void detach();
QVariant val;
QSqlFieldPrivate* d;
};
#ifndef QT_NO_DEBUG_STREAM
Q_SQL_EXPORT QDebug operator<<(QDebug, const QSqlField &);
#endif
QT_END_NAMESPACE
#endif // QSQLFIELD_H
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