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annotate generator/parser/codemodel_pointer.h @ 414:b2a803c73b89 default tip
Declare tabArray const.
| author | David Nadlinger <code@klickverbot.at> |
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| date | Fri, 06 May 2011 13:39:49 +0200 |
| parents | 09a0f1d048f2 |
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| 1 | 1 /**************************************************************************** |
| 2 ** | |
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3 ** Copyright (C) 1992-2009 Nokia. All rights reserved. |
| 1 | 4 ** Copyright (C) 2006 Roberto Raggi <roberto@kdevelop.org> |
| 5 ** | |
| 6 ** This file is part of Qt Jambi. | |
| 7 ** | |
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8 ** Commercial Usage |
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9 Licensees holding valid Qt Commercial licenses may use this file in |
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10 accordance with the Qt Commercial License Agreement provided with the |
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11 Software or, alternatively, in accordance with the terms contained in |
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12 a written agreement between you and Nokia. |
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13 |
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14 GNU Lesser General Public License Usage |
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15 Alternatively, this file may be used under the terms of the GNU Lesser |
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16 General Public License version 2.1 as published by the Free Software |
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17 Foundation and appearing in the file LICENSE.LGPL included in the |
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18 packaging of this file. Please review the following information to |
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19 ensure the GNU Lesser General Public License version 2.1 requirements |
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20 will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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21 |
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22 In addition, as a special exception, Nokia gives you certain |
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23 additional rights. These rights are described in the Nokia Qt LGPL |
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24 Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this |
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25 package. |
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26 |
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27 GNU General Public License Usage |
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28 Alternatively, this file may be used under the terms of the GNU |
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29 General Public License version 3.0 as published by the Free Software |
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30 Foundation and appearing in the file LICENSE.GPL included in the |
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31 packaging of this file. Please review the following information to |
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32 ensure the GNU General Public License version 3.0 requirements will be |
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33 met: http://www.gnu.org/copyleft/gpl.html. |
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34 |
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35 If you are unsure which license is appropriate for your use, please |
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36 contact the sales department at qt-sales@nokia.com. |
| 1 | 37 |
| 38 ** | |
| 39 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE | |
| 40 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
| 41 ** | |
| 42 ****************************************************************************/ | |
| 43 | |
| 44 #ifndef CODEMODEL_POINTER_H | |
| 45 #define CODEMODEL_POINTER_H | |
| 46 | |
| 47 #include <QtCore/QSharedData> | |
| 48 | |
| 49 // Since the atomic API changed in 4.4 we need to hack a little here | |
| 50 // to make it work with both 4.3 and 4.4 until that is not required | |
| 51 | |
| 52 #if QT_VERSION >= 0x040400 | |
| 53 | |
| 54 # include <QtCore/qatomic.h> | |
| 55 template <class T> class CodeModelPointer: public QAtomicPointer<T> | |
| 56 | |
| 57 #else | |
| 58 | |
| 59 template <class T> class CodeModelPointer | |
| 60 | |
| 61 #endif // QT_VERSION >= 0x040400 | |
| 62 | |
| 63 { | |
| 64 public: | |
| 65 typedef T Type; | |
| 66 | |
| 67 #if QT_VERSION < 0x040400 | |
| 68 inline T &operator*() { return *d; } | |
| 69 inline const T &operator*() const { return *d; } | |
| 70 inline T *operator->() { return d; } | |
| 71 inline const T *operator->() const { return d; } | |
| 72 inline operator T *() { return d; } | |
| 73 inline operator const T *() const { return d; } | |
| 74 inline T *data() { return d; } | |
| 75 inline const T *data() const { return d; } | |
| 76 inline const T *constData() const { return d; } | |
| 77 | |
| 78 inline bool operator==(const CodeModelPointer<T> &other) const { return d == other.d; } | |
| 79 inline bool operator!=(const CodeModelPointer<T> &other) const { return d != other.d; } | |
| 80 inline bool operator==(const T *ptr) const { return d == ptr; } | |
| 81 inline bool operator!=(const T *ptr) const { return d != ptr; } | |
| 82 | |
| 83 inline CodeModelPointer() { d = 0; } | |
| 84 inline ~CodeModelPointer() { if (d && !d->ref.deref()) delete d; } | |
| 85 | |
| 86 explicit CodeModelPointer(T *data); | |
| 87 inline CodeModelPointer(const CodeModelPointer<T> &o) : d(o.d) { if (d) d->ref.ref(); } | |
| 88 inline CodeModelPointer<T> & operator=(const CodeModelPointer<T> &o) { | |
| 89 if (o.d != d) { | |
| 90 T *x = o.d; | |
| 91 if (x) x->ref.ref(); | |
| 92 x = qAtomicSetPtr(&d, x); | |
| 93 if (x && !x->ref.deref()) | |
| 94 delete x; | |
| 95 } | |
| 96 return *this; | |
| 97 } | |
| 98 inline CodeModelPointer &operator=(T *o) { | |
| 99 if (o != d) { | |
| 100 T *x = o; | |
| 101 if (x) x->ref.ref(); | |
| 102 x = qAtomicSetPtr(&d, x); | |
| 103 if (x && !x->ref.deref()) | |
| 104 delete x; | |
| 105 } | |
| 106 return *this; | |
| 107 } | |
| 108 | |
| 109 inline bool operator!() const { return !d; } | |
| 110 | |
| 111 private: | |
| 112 T *d; | |
| 113 #else // QT_VERSION < 0x040400 | |
| 114 inline CodeModelPointer(T *value = 0) : QAtomicPointer<T>(value) {} | |
| 115 | |
| 116 inline CodeModelPointer &operator=(T *o) { | |
| 117 QAtomicPointer<T>::operator=(o); | |
| 118 return *this; | |
| 119 } | |
| 120 | |
| 121 inline T *data() { return (T *) *this; } | |
| 122 inline const T *data() const { return (const T *) *this; } | |
| 123 inline const T *constData() const { return (const T *) *this; } | |
| 124 #endif | |
| 125 }; | |
| 126 | |
| 127 #if QT_VERSION < 0x040400 | |
| 128 template <class T> | |
| 129 Q_INLINE_TEMPLATE CodeModelPointer<T>::CodeModelPointer(T *adata) : d(adata) | |
| 130 { if (d) d->ref.ref(); } | |
| 131 #endif | |
| 132 | |
| 133 #endif // CODEMODEL_POINTER_H |