diff options
Diffstat (limited to 'src/qml/qml/ftw')
-rw-r--r-- | src/qml/qml/ftw/ftw.pri | 1 | ||||
-rw-r--r-- | src/qml/qml/ftw/qpointervaluepair_p.h | 194 |
2 files changed, 0 insertions, 195 deletions
diff --git a/src/qml/qml/ftw/ftw.pri b/src/qml/qml/ftw/ftw.pri index a671cfa12d..addf1d9ff8 100644 --- a/src/qml/qml/ftw/ftw.pri +++ b/src/qml/qml/ftw/ftw.pri @@ -11,7 +11,6 @@ HEADERS += \ $$PWD/qdeletewatcher_p.h \ $$PWD/qrecyclepool_p.h \ $$PWD/qflagpointer_p.h \ - $$PWD/qpointervaluepair_p.h \ $$PWD/qlazilyallocated_p.h \ $$PWD/qqmlnullablevalue_p.h \ diff --git a/src/qml/qml/ftw/qpointervaluepair_p.h b/src/qml/qml/ftw/qpointervaluepair_p.h deleted file mode 100644 index 3d0644039f..0000000000 --- a/src/qml/qml/ftw/qpointervaluepair_p.h +++ /dev/null @@ -1,194 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQml module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QPOINTERVALUEPAIR_P_H -#define QPOINTERVALUEPAIR_P_H - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists purely as an -// implementation detail. This header file may change from version to -// version without notice, or even be removed. -// -// We mean it. -// - -#include <QtCore/qglobal.h> -#include <private/qflagpointer_p.h> - -QT_BEGIN_NAMESPACE - -// QPointerValuePair is intended to help reduce the memory consumption of a class. -// In the common case, QPointerValuePair behaves like a pointer. In this mode, it -// consumes the same memory as a regular pointer. -// Additionally, QPointerValuePair can store an arbitrary value type in *addition* -// to the pointer. In this case, it uses slightly more memory than the pointer and -// value type combined. -// Consequently, this class is most useful in cases where a pointer is always stored -// and a value type is rarely stored. -template<typename P, typename V> -class QPointerValuePair { -public: - inline QPointerValuePair(); - inline QPointerValuePair(P *); - inline ~QPointerValuePair(); - - inline bool isNull() const; - - inline bool flag() const; - inline void setFlag(); - inline void clearFlag(); - inline void setFlagValue(bool); - - inline QPointerValuePair<P, V> &operator=(P *); - - inline P *operator->() const; - inline P *operator*() const; - - inline bool hasValue() const; - inline V &value(); - inline const V *constValue() const; - -private: - struct Value { P *pointer; V value; }; - QBiPointer<P, Value> d; -}; - -template<typename P, typename V> -QPointerValuePair<P, V>::QPointerValuePair() -{ -} - -template<typename P, typename V> -QPointerValuePair<P, V>::QPointerValuePair(P *p) -: d(p) -{ -} - -template<typename P, typename V> -QPointerValuePair<P, V>::~QPointerValuePair() -{ - if (d.isT2()) delete d.asT2(); -} - -template<typename P, typename V> -bool QPointerValuePair<P, V>::isNull() const -{ - if (d.isT1()) return 0 == d.asT1(); - else return d.asT2()->pointer == 0; -} - -template<typename P, typename V> -bool QPointerValuePair<P, V>::flag() const -{ - return d.flag(); -} - -template<typename P, typename V> -void QPointerValuePair<P, V>::setFlag() -{ - d.setFlag(); -} - -template<typename P, typename V> -void QPointerValuePair<P, V>::clearFlag() -{ - d.clearFlag(); -} - -template<typename P, typename V> -void QPointerValuePair<P, V>::setFlagValue(bool v) -{ - d.setFlagValue(v); -} - -template<typename P, typename V> -QPointerValuePair<P, V> &QPointerValuePair<P, V>::operator=(P *o) -{ - if (d.isT1()) d = o; - else d.asT2()->pointer = o; - return *this; -} - -template<typename P, typename V> -P *QPointerValuePair<P, V>::operator->() const -{ - if (d.isT1()) return d.asT1(); - else return d.asT2()->pointer; -} - -template<typename P, typename V> -P *QPointerValuePair<P, V>::operator*() const -{ - if (d.isT1()) return d.asT1(); - else return d.asT2()->pointer; -} - -template<typename P, typename V> -bool QPointerValuePair<P, V>::hasValue() const -{ - return d.isT2(); -} - -template<typename P, typename V> -V &QPointerValuePair<P, V>::value() -{ - if (d.isT1()) { - P *p = d.asT1(); - Value *value = new Value; - value->pointer = p; - d = value; - } - - return d.asT2()->value; -} - -// Will return null if hasValue() == false -template<typename P, typename V> -const V *QPointerValuePair<P, V>::constValue() const -{ - if (d.isT2()) return &d.asT2()->value; - else return 0; -} - -QT_END_NAMESPACE - -#endif // QPOINTERVALUEPAIR_P_H |