qsqlfield.h
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtSql module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
- **
- ** Qt for Windows(R) Licensees
- ** As a special exception, Nokia, as the sole copyright holder for Qt
- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
- **
- ** If you are unsure which license is appropriate for your use, please
- ** contact the sales department at qt-sales@nokia.com.
- **
- ****************************************************************************/
- #ifndef QSQLFIELD_H
- #define QSQLFIELD_H
- #include <QtCore/qvariant.h>
- #include <QtCore/qstring.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Sql)
- class QSqlFieldPrivate;
- class Q_SQL_EXPORT QSqlField
- {
- public:
- enum RequiredStatus { Unknown = -1, Optional = 0, Required = 1 };
- 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;
- #ifdef QT3_SUPPORT
- inline QT3_SUPPORT void setNull() { clear(); }
- #endif
- private:
- void detach();
- QVariant val;
- QSqlFieldPrivate* d;
- };
- #ifndef QT_NO_DEBUG_STREAM
- Q_SQL_EXPORT QDebug operator<<(QDebug, const QSqlField &);
- #endif
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QSQLFIELD_H