1/****************************************************************************
2**
3** Copyright (C) 2015 The Qt Company Ltd.
4** Contact: http://www.qt.io/licensing/
5**
6** This file is part of the QtLocation module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL3$
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 http://www.qt.io/terms-conditions. For further
15** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free
28** Software Foundation and appearing in the file LICENSE.GPL included in
29** the packaging of this file. Please review the following information to
30** ensure the GNU General Public License version 2.0 requirements will be
31** met: http://www.gnu.org/licenses/gpl-2.0.html.
32**
33** $QT_END_LICENSE$
34**
35****************************************************************************/
36
37#ifndef QPLACECONTENT_P_H
38#define QPLACECONTENT_P_H
39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists purely as an
45// implementation detail. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49//
50
51#include "qplacecontent.h"
52#include "qplacesupplier.h"
53#include "qplaceuser.h"
54
55#include <QtCore/QSharedData>
56#include <QtCore/QString>
57#include <QtCore/QUrl>
58
59QT_BEGIN_NAMESPACE
60
61
62#define Q_IMPLEMENT_CONTENT_D_FUNC(Class) \
63 Class##Private *Class::d_func() { return reinterpret_cast<Class##Private *>(d_ptr.data()); } \
64 const Class##Private *Class::d_func() const { return reinterpret_cast<const Class##Private *>(d_ptr.constData()); } \
65
66#define Q_IMPLEMENT_CONTENT_COPY_CTOR(Class) \
67 Class::Class(const QPlaceContent &other) : QPlaceContent() { Class##Private::copyIfPossible(d_ptr, other); }
68
69#define Q_DEFINE_CONTENT_PRIVATE_HELPER(Class, ContentType) \
70 virtual QPlaceContentPrivate *clone() const { return new Class##Private(*this); } \
71 virtual QPlaceContent::Type type() const {return ContentType;} \
72 static void copyIfPossible(QSharedDataPointer<QPlaceContentPrivate> &d_ptr, const QPlaceContent &other) \
73 { \
74 if (other.type() == ContentType) \
75 d_ptr = extract_d(other); \
76 else \
77 d_ptr = new Class##Private; \
78 }
79
80class QPlaceContentPrivate : public QSharedData
81{
82public:
83 QPlaceContentPrivate(){}
84 virtual ~QPlaceContentPrivate(){}
85
86 virtual bool compare(const QPlaceContentPrivate *other) const;
87 virtual QPlaceContentPrivate *clone() const = 0;
88 virtual QPlaceContent::Type type() const = 0;
89
90 /* Helper functions for C++ protection rules */
91 static const QSharedDataPointer<QPlaceContentPrivate> &extract_d(const QPlaceContent &other) {return other.d_ptr;}
92
93 QPlaceSupplier supplier;
94 QPlaceUser user;
95 QString attribution;
96};
97
98template<> QPlaceContentPrivate *QSharedDataPointer<QPlaceContentPrivate>::clone();
99
100QT_END_NAMESPACE
101
102#endif
103
104

source code of qtlocation/src/location/places/qplacecontent_p.h