forked from qt-creator/qt-creator
1dc89f8814
Change-Id: I5f40a9a8cb2db3e87e70d33783e6de9d085d7368 Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>
105 lines
2.7 KiB
C++
105 lines
2.7 KiB
C++
/***************************************************************************
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**
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** Copyright (C) 2015 Jochen Becher
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** Contact: http://www.qt.io/licensing
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms and
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** conditions see http://www.qt.io/terms-conditions. For further information
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** use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#ifndef QMT_UID_H
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#define QMT_UID_H
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#include "qmt_global.h"
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#include <QDataStream>
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#include <QUuid>
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#include <QMetaType>
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namespace qmt {
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class QMT_EXPORT Uid
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{
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public:
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static const Uid getInvalidUid() { return Uid(QUuid()); }
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public:
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Uid() : _uuid(QUuid::createUuid()) { }
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explicit Uid(const QUuid &uuid) : _uuid(uuid) { }
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bool isValid() const { return !_uuid.isNull(); }
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QUuid get() const { return _uuid; }
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void setUuid(const QUuid &uuid) { _uuid = uuid; }
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void clear() { _uuid = QUuid(); }
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void renew() { _uuid = QUuid::createUuid(); }
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QString toString() const { return _uuid.toString(); }
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void fromString(const QString &s) { _uuid = QUuid(s); }
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private:
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QUuid _uuid;
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};
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inline uint qHash(const Uid &uid)
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{
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return qHash(uid.get());
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}
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inline bool operator==(const Uid &lhs, const Uid &rhs)
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{
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return lhs.get() == rhs.get();
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}
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inline bool operator!=(const Uid &lhs, const Uid &rhs)
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{
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return !operator==(lhs, rhs);
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}
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inline QDataStream &operator<<(QDataStream &stream, const Uid &uid)
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{
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return stream << uid.get();
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}
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inline QDataStream &operator>>(QDataStream &stream, Uid &uid)
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{
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QUuid uuid;
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stream >> uuid;
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uid.setUuid(uuid);
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return stream;
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}
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}
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Q_DECLARE_METATYPE(qmt::Uid)
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#endif // QMT_UID_H
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