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Diffstat (limited to 'src/sql/kernel/qsqlfield.h')
| -rw-r--r-- | src/sql/kernel/qsqlfield.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/sql/kernel/qsqlfield.h b/src/sql/kernel/qsqlfield.h new file mode 100644 index 0000000..58b3616 --- /dev/null +++ b/src/sql/kernel/qsqlfield.h @@ -0,0 +1,119 @@ +/**************************************************************************** +** +** Copyright (C) 2009 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 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 the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 |