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1/****************************************************************************
2**
3** Copyright (C) 2017 Ford Motor Company
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the QtRemoteObjects module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or (at your option) the GNU General
28** Public license version 3 or any later version approved by the KDE Free
29** Qt Foundation. The licenses are as published by the Free Software
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31** included in the packaging of this file. Please review the following
32** information to ensure the GNU General Public License requirements will
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34** https://www.gnu.org/licenses/gpl-3.0.html.
35**
36** $QT_END_LICENSE$
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38****************************************************************************/
39
40#ifndef QTREMOTEOBJECTGLOBAL_H
41#define QTREMOTEOBJECTGLOBAL_H
42
43#include <QtCore/qglobal.h>
44#include <QtCore/qhash.h>
45#include <QtCore/qurl.h>
46#include <QtCore/qloggingcategory.h>
47
48QT_BEGIN_NAMESPACE
49
50struct QRemoteObjectSourceLocationInfo
51{
52 QRemoteObjectSourceLocationInfo() = default;
53 QRemoteObjectSourceLocationInfo(const QString &typeName_, const QUrl &hostUrl_)
54 : typeName(typeName_), hostUrl(hostUrl_) {}
55
56 inline bool operator==(const QRemoteObjectSourceLocationInfo &other) const Q_DECL_NOTHROW
57 {
58 return other.typeName == typeName && other.hostUrl == hostUrl;
59 }
60 inline bool operator!=(const QRemoteObjectSourceLocationInfo &other) const Q_DECL_NOTHROW
61 {
62 return !(*this == other);
63 }
64
65 QString typeName;
66 QUrl hostUrl;
67};
68
69inline QDebug operator<<(QDebug dbg, const QRemoteObjectSourceLocationInfo &info)
70{
71 dbg.nospace() << "SourceLocationInfo(" << info.typeName << ", " << info.hostUrl << ")";
72 return dbg.space();
73}
74
75inline QDataStream& operator<<(QDataStream &stream, const QRemoteObjectSourceLocationInfo &info)
76{
77 return stream << info.typeName << info.hostUrl;
78}
79
80inline QDataStream& operator>>(QDataStream &stream, QRemoteObjectSourceLocationInfo &info)
81{
82 return stream >> info.typeName >> info.hostUrl;
83}
84
85typedef QPair<QString, QRemoteObjectSourceLocationInfo> QRemoteObjectSourceLocation;
86typedef QHash<QString, QRemoteObjectSourceLocationInfo> QRemoteObjectSourceLocations;
87typedef QHash<int, QByteArray> QIntHash;
88
89QT_END_NAMESPACE
90Q_DECLARE_METATYPE(QRemoteObjectSourceLocation)
91Q_DECLARE_METATYPE(QRemoteObjectSourceLocations)
92Q_DECLARE_METATYPE(QIntHash)
93QT_BEGIN_NAMESPACE
94
95#ifndef QT_STATIC
96# if defined(QT_BUILD_REMOTEOBJECTS_LIB)
97# define Q_REMOTEOBJECTS_EXPORT Q_DECL_EXPORT
98# else
99# define Q_REMOTEOBJECTS_EXPORT Q_DECL_IMPORT
100# endif
101#else
102# define Q_REMOTEOBJECTS_EXPORT
103#endif
104
105#define QCLASSINFO_REMOTEOBJECT_TYPE "RemoteObject Type"
106#define QCLASSINFO_REMOTEOBJECT_SIGNATURE "RemoteObject Signature"
107
108class QDataStream;
109
110namespace QRemoteObjectStringLiterals {
111
112// when QStringLiteral is used with the same string in different functions,
113// it creates duplicate static data. Wrapping it in inline functions prevents it.
114
115inline QString local() { return QStringLiteral("local"); }
116inline QString tcp() { return QStringLiteral("tcp"); }
117inline QString CLASS() { return QStringLiteral("Class::%1"); }
118inline QString MODEL() { return QStringLiteral("Model::%1"); }
119inline QString QAIMADAPTER() { return QStringLiteral("QAbstractItemModelAdapter"); }
120
121}
122
123Q_DECLARE_LOGGING_CATEGORY(QT_REMOTEOBJECT)
124Q_DECLARE_LOGGING_CATEGORY(QT_REMOTEOBJECT_MODELS)
125Q_DECLARE_LOGGING_CATEGORY(QT_REMOTEOBJECT_IO)
126
127namespace QtRemoteObjects {
128
129Q_NAMESPACE
130
131Q_REMOTEOBJECTS_EXPORT void copyStoredProperties(const QMetaObject *mo, const void *src, void *dst);
132Q_REMOTEOBJECTS_EXPORT void copyStoredProperties(const QMetaObject *mo, const void *src, QDataStream &dst);
133Q_REMOTEOBJECTS_EXPORT void copyStoredProperties(const QMetaObject *mo, QDataStream &src, void *dst);
134
135QString getTypeNameAndMetaobjectFromClassInfo(const QMetaObject *& meta);
136
137template <typename T>
138void copyStoredProperties(const T *src, T *dst)
139{
140 copyStoredProperties(&T::staticMetaObject, src, dst);
141}
142
143template <typename T>
144void copyStoredProperties(const T *src, QDataStream &dst)
145{
146 copyStoredProperties(&T::staticMetaObject, src, dst);
147}
148
149template <typename T>
150void copyStoredProperties(QDataStream &src, T *dst)
151{
152 copyStoredProperties(&T::staticMetaObject, src, dst);
153}
154
155enum QRemoteObjectPacketTypeEnum
156{
157 Invalid = 0,
158 Handshake,
159 InitPacket,
160 InitDynamicPacket,
161 AddObject,
162 RemoveObject,
163 InvokePacket,
164 InvokeReplyPacket,
165 PropertyChangePacket,
166 ObjectList,
167 Ping,
168 Pong
169};
170Q_ENUM_NS(QRemoteObjectPacketTypeEnum)
171
172enum InitialAction {
173 FetchRootSize,
174 PrefetchData
175};
176Q_ENUM_NS(InitialAction)
177
178}
179
180QT_END_NAMESPACE
181
182#endif // QTREMOTEOBJECTSGLOBAL_H
183

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source code of qtremoteobjects/src/remoteobjects/qtremoteobjectglobal.h