/usr/include/gammaray/common/objectid.h is in gammaray-dev 2.7.0-1ubuntu8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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objectid.h
This file is part of GammaRay, the Qt application inspection and
manipulation tool.
Copyright (C) 2013-2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Kevin Funk <kevin.funk@kdab.com>
Licensees holding valid commercial KDAB GammaRay licenses may use this file in
acuordance with GammaRay Commercial License Agreement provided with the Software.
Contact info@kdab.com if any conditions of this licensing are not clear to you.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GAMMARAY_OBJECTID_H
#define GAMMARAY_OBJECTID_H
#include <QObject>
#include <QDataStream>
#include <QDebug>
#include <QMetaType>
#include <QVector>
#if QT_VERSION < QT_VERSION_CHECK(5, 6, 0)
#include <algorithm>
#endif
namespace GammaRay {
/** @brief Type-safe and cross-process object identifier vector. */
typedef QVector<class ObjectId> ObjectIds;
/** @brief Type-safe and cross-process object identifier. */
class ObjectId
{
public:
enum Type
{
Invalid,
QObjectType,
VoidStarType
};
explicit ObjectId(void *obj, const QByteArray &typeName)
: m_type(VoidStarType)
, m_id(reinterpret_cast<quint64>(obj))
, m_typeName(typeName)
{}
explicit ObjectId(QObject *obj)
: m_type(QObjectType)
, m_id(reinterpret_cast<quint64>(obj))
{}
explicit ObjectId()
: m_type(Invalid)
, m_id(0)
{}
inline bool isNull() const { return m_id == 0; }
inline quint64 id() const { return m_id; }
inline Type type() const { return m_type; }
inline QByteArray typeName() const { return m_typeName; }
inline QObject *asQObject() const
{
Q_ASSERT(m_type == QObjectType);
return reinterpret_cast<QObject *>(m_id);
}
template <typename T>
inline T asQObjectType() const
{
return qobject_cast<T>(asQObject());
}
inline void *asVoidStar() const
{
Q_ASSERT(m_type == VoidStarType);
return reinterpret_cast<void *>(m_id);
}
inline operator quint64() const { return m_id; }
private:
friend QDataStream &operator<<(QDataStream &out, const ObjectId &id);
friend QDataStream &operator>>(QDataStream &out, ObjectId &id);
Type m_type;
quint64 m_id;
QByteArray m_typeName;
};
inline QDebug &operator<<(QDebug dbg, const ObjectId &id)
{
dbg.nospace() << "ObjectId(" << id.type() << ", " << id.id() << ", " << id.typeName() << ")";
return dbg.space();
}
#if QT_VERSION < QT_VERSION_CHECK(5, 6, 0)
inline bool operator<(const ObjectIds &lhs, const ObjectIds &rhs)
{
return std::lexicographical_compare(lhs.begin(), lhs.end(), rhs.begin(), rhs.end());
}
#endif
inline QDataStream &operator<<(QDataStream &out, const ObjectId &id)
{
out << static_cast<quint8>(id.m_type);
out << id.m_id;
out << id.m_typeName;
return out;
}
inline QDataStream &operator>>(QDataStream &in, ObjectId &id)
{
quint8 u;
in >> u;
id.m_type = static_cast<ObjectId::Type>(u);
in >> id.m_id;
in >> id.m_typeName;
return in;
}
}
Q_DECLARE_METATYPE(GammaRay::ObjectId)
Q_DECLARE_METATYPE(GammaRay::ObjectIds)
QT_BEGIN_NAMESPACE
Q_DECLARE_TYPEINFO(GammaRay::ObjectId, Q_MOVABLE_TYPE);
Q_DECLARE_TYPEINFO(GammaRay::ObjectIds, Q_MOVABLE_TYPE);
QT_END_NAMESPACE
#endif // GAMMARAY_OBJECTID_H
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