Mercurial > projects > qtd
view generator/parser/codemodel_pointer.h @ 16:6faf3d3cb95e
CMake: implement install and package targets.
author | SokoL_SD |
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date | Thu, 14 May 2009 17:09:25 +0000 |
parents | e78566595089 |
children | 09a0f1d048f2 |
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/**************************************************************************** ** ** Copyright (C) 1992-2008 Nokia. All rights reserved. ** Copyright (C) 2006 Roberto Raggi <roberto@kdevelop.org> ** ** This file is part of Qt Jambi. ** ** * Commercial Usage * Licensees holding valid Qt Commercial licenses may use this file in * accordance with the Qt Commercial License Agreement provided with the * Software or, alternatively, in accordance with the terms contained in * a written agreement between you and Nokia. * * * GNU General Public License Usage * Alternatively, this file may be used under the terms of the GNU * General Public License versions 2.0 or 3.0 as published by the Free * Software Foundation and appearing in the file LICENSE.GPL included in * the packaging of this file. Please review the following information * to ensure GNU General Public Licensing requirements will be met: * http://www.fsf.org/licensing/licenses/info/GPLv2.html and * http://www.gnu.org/copyleft/gpl.html. In addition, as a special * exception, Nokia gives you certain additional rights. These rights * are described in the Nokia Qt GPL Exception version 1.2, included in * the file GPL_EXCEPTION.txt in this package. * * Qt for Windows(R) Licensees * As a special exception, Nokia, as the sole copyright holder for Qt * Designer, grants users of the Qt/Eclipse Integration plug-in the * right for the Qt/Eclipse Integration to link to functionality * provided by Qt Designer and its related libraries. * * * If you are unsure which license is appropriate for your use, please * contact the sales department at qt-sales@nokia.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #ifndef CODEMODEL_POINTER_H #define CODEMODEL_POINTER_H #include <QtCore/QSharedData> // Since the atomic API changed in 4.4 we need to hack a little here // to make it work with both 4.3 and 4.4 until that is not required #if QT_VERSION >= 0x040400 # include <QtCore/qatomic.h> template <class T> class CodeModelPointer: public QAtomicPointer<T> #else template <class T> class CodeModelPointer #endif // QT_VERSION >= 0x040400 { public: typedef T Type; #if QT_VERSION < 0x040400 inline T &operator*() { return *d; } inline const T &operator*() const { return *d; } inline T *operator->() { return d; } inline const T *operator->() const { return d; } inline operator T *() { return d; } inline operator const T *() const { return d; } inline T *data() { return d; } inline const T *data() const { return d; } inline const T *constData() const { return d; } inline bool operator==(const CodeModelPointer<T> &other) const { return d == other.d; } inline bool operator!=(const CodeModelPointer<T> &other) const { return d != other.d; } inline bool operator==(const T *ptr) const { return d == ptr; } inline bool operator!=(const T *ptr) const { return d != ptr; } inline CodeModelPointer() { d = 0; } inline ~CodeModelPointer() { if (d && !d->ref.deref()) delete d; } explicit CodeModelPointer(T *data); inline CodeModelPointer(const CodeModelPointer<T> &o) : d(o.d) { if (d) d->ref.ref(); } inline CodeModelPointer<T> & operator=(const CodeModelPointer<T> &o) { if (o.d != d) { T *x = o.d; if (x) x->ref.ref(); x = qAtomicSetPtr(&d, x); if (x && !x->ref.deref()) delete x; } return *this; } inline CodeModelPointer &operator=(T *o) { if (o != d) { T *x = o; if (x) x->ref.ref(); x = qAtomicSetPtr(&d, x); if (x && !x->ref.deref()) delete x; } return *this; } inline bool operator!() const { return !d; } private: T *d; #else // QT_VERSION < 0x040400 inline CodeModelPointer(T *value = 0) : QAtomicPointer<T>(value) {} inline CodeModelPointer &operator=(T *o) { QAtomicPointer<T>::operator=(o); return *this; } inline T *data() { return (T *) *this; } inline const T *data() const { return (const T *) *this; } inline const T *constData() const { return (const T *) *this; } #endif }; #if QT_VERSION < 0x040400 template <class T> Q_INLINE_TEMPLATE CodeModelPointer<T>::CodeModelPointer(T *adata) : d(adata) { if (d) d->ref.ref(); } #endif #endif // CODEMODEL_POINTER_H