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 PLACE_MACRO_H 38 #define PLACE_MACRO_H 39 40 #include <QtCore/QtGlobal> 41 42 QT_BEGIN_NAMESPACE 43 44 #define Q_DECLARE_D_FUNC(Class) \ 45 inline Class##Private *d_func(); \ 46 inline const Class##Private *d_func() const;\ 47 friend class Class##Private; 48 49 #define Q_DECLARE_COPY_CTOR(Class, BaseClass) \ 50 Class(const BaseClass &other); 51 52 #define Q_IMPLEMENT_D_FUNC(Class) \ 53 Class##Private *Class::d_func() { return reinterpret_cast<Class##Private *>(d_ptr.data()); } \ 54 const Class##Private *Class::d_func() const { return reinterpret_cast<const Class##Private *>(d_ptr.constData()); } 55 56 #define Q_IMPLEMENT_COPY_CTOR(Class, BaseClass) \ 57 Class::Class(const BaseClass &other) : BaseClass() { Class##Private::copyIfPossible(d_ptr, other); } 58 59 #define Q_DEFINE_PRIVATE_HELPER(Class, BaseClass, ClassType) \ 60 BaseClass##Private *clone() const { return new Class##Private(*this); } \ 61 static void copyIfPossible(QSharedDataPointer<BaseClass##Private> &d_ptr, const BaseClass &other) \ 62 { \ 63 if (other.type() == ClassType) \ 64 d_ptr = extract_d(other); \ 65 else \ 66 d_ptr = new Class##Private; \ 67 } 68 69 QT_END_NAMESPACE 70 71 #endif 72