1 /*
2   variantwrapper.h
3 
4   This file is part of GammaRay, the Qt application inspection and
5   manipulation tool.
6 
7   Copyright (C) 2014-2021 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
8   Author: Volker Krause <volker.krause@kdab.com>
9 
10   Licensees holding valid commercial KDAB GammaRay licenses may use this file in
11   accordance with GammaRay Commercial License Agreement provided with the Software.
12 
13   Contact info@kdab.com if any conditions of this licensing are not clear to you.
14 
15   This program is free software; you can redistribute it and/or modify
16   it under the terms of the GNU General Public License as published by
17   the Free Software Foundation, either version 2 of the License, or
18   (at your option) any later version.
19 
20   This program is distributed in the hope that it will be useful,
21   but WITHOUT ANY WARRANTY; without even the implied warranty of
22   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
23   GNU General Public License for more details.
24 
25   You should have received a copy of the GNU General Public License
26   along with this program.  If not, see <http://www.gnu.org/licenses/>.
27 */
28 
29 #ifndef GAMMARAY_VARIANTWRAPPER_H
30 #define GAMMARAY_VARIANTWRAPPER_H
31 
32 #include <QDataStream>
33 #include <QVariant>
34 
35 namespace GammaRay {
36 /** Transport wrapper for variants that shall not be unpacked by GammaRay::MethodArgument. */
37 class VariantWrapper
38 {
39 public:
VariantWrapper()40     inline VariantWrapper() {}
VariantWrapper(const QVariant & variant)41     explicit inline VariantWrapper(const QVariant &variant)
42         : m_variant(variant) {}
43 
variant()44     inline QVariant variant() const { return m_variant; }
setVariant(const QVariant & v)45     inline void setVariant(const QVariant &v) { m_variant = v; }
QVariant()46     inline operator QVariant() const { return QVariant::fromValue(*this); }
47 
48 private:
49     QVariant m_variant;
50 };
51 
52 inline QDataStream &operator<<(QDataStream &out, const VariantWrapper &wrapper)
53 {
54     out << wrapper.variant();
55     return out;
56 }
57 
58 inline QDataStream &operator>>(QDataStream &in, VariantWrapper &value)
59 {
60     QVariant v;
61     in >> v;
62     value.setVariant(v);
63     return in;
64 }
65 }
66 
67 Q_DECLARE_METATYPE(GammaRay::VariantWrapper)
68 
69 #endif
70