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Diffstat (limited to 'src/corelib/serialization/qjsonarray.h')
| -rw-r--r-- | src/corelib/serialization/qjsonarray.h | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/src/corelib/serialization/qjsonarray.h b/src/corelib/serialization/qjsonarray.h new file mode 100644 index 0000000000..8d41138c97 --- /dev/null +++ b/src/corelib/serialization/qjsonarray.h @@ -0,0 +1,274 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore 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 QJSONARRAY_H +#define QJSONARRAY_H + +#include <QtCore/qjsonvalue.h> +#include <QtCore/qiterator.h> +#if defined(Q_COMPILER_INITIALIZER_LISTS) +#include <initializer_list> +#endif + +QT_BEGIN_NAMESPACE + +class QDebug; +class QStringList; +template <typename T> class QList; +typedef QList<QVariant> QVariantList; + +class Q_CORE_EXPORT QJsonArray +{ +public: + QJsonArray(); + +#if defined(Q_COMPILER_INITIALIZER_LISTS) || defined(Q_QDOC) + QJsonArray(std::initializer_list<QJsonValue> args) + { + initialize(); + for (std::initializer_list<QJsonValue>::const_iterator i = args.begin(); i != args.end(); ++i) + append(*i); + } +#endif + + ~QJsonArray(); + + QJsonArray(const QJsonArray &other); + QJsonArray &operator =(const QJsonArray &other); + + QJsonArray(QJsonArray &&other) Q_DECL_NOTHROW + : d(other.d), + a(other.a) + { + other.d = nullptr; + other.a = nullptr; + } + + QJsonArray &operator =(QJsonArray &&other) Q_DECL_NOTHROW + { + swap(other); + return *this; + } + + static QJsonArray fromStringList(const QStringList &list); + static QJsonArray fromVariantList(const QVariantList &list); + QVariantList toVariantList() const; + + int size() const; + inline int count() const { return size(); } + + bool isEmpty() const; + QJsonValue at(int i) const; + QJsonValue first() const; + QJsonValue last() const; + + void prepend(const QJsonValue &value); + void append(const QJsonValue &value); + void removeAt(int i); + QJsonValue takeAt(int i); + inline void removeFirst() { removeAt(0); } + inline void removeLast() { removeAt(size() - 1); } + + void insert(int i, const QJsonValue &value); + void replace(int i, const QJsonValue &value); + + bool contains(const QJsonValue &element) const; + QJsonValueRef operator[](int i); + QJsonValue operator[](int i) const; + + bool operator==(const QJsonArray &other) const; + bool operator!=(const QJsonArray &other) const; + + void swap(QJsonArray &other) Q_DECL_NOTHROW + { + qSwap(d, other.d); + qSwap(a, other.a); + } + + class const_iterator; + + class iterator { + public: + QJsonArray *a; + int i; + typedef std::random_access_iterator_tag iterator_category; + typedef int difference_type; + typedef QJsonValue value_type; + typedef QJsonValueRef reference; + typedef QJsonValueRefPtr pointer; + + inline iterator() : a(nullptr), i(0) { } + explicit inline iterator(QJsonArray *array, int index) : a(array), i(index) { } + + inline QJsonValueRef operator*() const { return QJsonValueRef(a, i); } +#ifdef Q_QDOC + inline QJsonValueRef* operator->() const; +#else + inline QJsonValueRefPtr operator->() const { return QJsonValueRefPtr(a, i); } +#endif + inline QJsonValueRef operator[](int j) const { return QJsonValueRef(a, i + j); } + + inline bool operator==(const iterator &o) const { return i == o.i; } + inline bool operator!=(const iterator &o) const { return i != o.i; } + inline bool operator<(const iterator& other) const { return i < other.i; } + inline bool operator<=(const iterator& other) const { return i <= other.i; } + inline bool operator>(const iterator& other) const { return i > other.i; } + inline bool operator>=(const iterator& other) const { return i >= other.i; } + inline bool operator==(const const_iterator &o) const { return i == o.i; } + inline bool operator!=(const const_iterator &o) const { return i != o.i; } + inline bool operator<(const const_iterator& other) const { return i < other.i; } + inline bool operator<=(const const_iterator& other) const { return i <= other.i; } + inline bool operator>(const const_iterator& other) const { return i > other.i; } + inline bool operator>=(const const_iterator& other) const { return i >= other.i; } + inline iterator &operator++() { ++i; return *this; } + inline iterator operator++(int) { iterator n = *this; ++i; return n; } + inline iterator &operator--() { i--; return *this; } + inline iterator operator--(int) { iterator n = *this; i--; return n; } + inline iterator &operator+=(int j) { i+=j; return *this; } + inline iterator &operator-=(int j) { i-=j; return *this; } + inline iterator operator+(int j) const { return iterator(a, i+j); } + inline iterator operator-(int j) const { return iterator(a, i-j); } + inline int operator-(iterator j) const { return i - j.i; } + }; + friend class iterator; + + class const_iterator { + public: + const QJsonArray *a; + int i; + typedef std::random_access_iterator_tag iterator_category; + typedef qptrdiff difference_type; + typedef QJsonValue value_type; + typedef QJsonValue reference; + typedef QJsonValuePtr pointer; + + inline const_iterator() : a(nullptr), i(0) { } + explicit inline const_iterator(const QJsonArray *array, int index) : a(array), i(index) { } +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) + inline const_iterator(const const_iterator &o) : a(o.a), i(o.i) {} // ### Qt 6: Removed so class can be trivially-copyable +#endif + inline const_iterator(const iterator &o) : a(o.a), i(o.i) {} + + inline QJsonValue operator*() const { return a->at(i); } +#ifdef Q_QDOC + inline QJsonValue* operator->() const; +#else + inline QJsonValuePtr operator->() const { return QJsonValuePtr(a->at(i)); } +#endif + inline QJsonValue operator[](int j) const { return a->at(i+j); } + inline bool operator==(const const_iterator &o) const { return i == o.i; } + inline bool operator!=(const const_iterator &o) const { return i != o.i; } + inline bool operator<(const const_iterator& other) const { return i < other.i; } + inline bool operator<=(const const_iterator& other) const { return i <= other.i; } + inline bool operator>(const const_iterator& other) const { return i > other.i; } + inline bool operator>=(const const_iterator& other) const { return i >= other.i; } + inline const_iterator &operator++() { ++i; return *this; } + inline const_iterator operator++(int) { const_iterator n = *this; ++i; return n; } + inline const_iterator &operator--() { i--; return *this; } + inline const_iterator operator--(int) { const_iterator n = *this; i--; return n; } + inline const_iterator &operator+=(int j) { i+=j; return *this; } + inline const_iterator &operator-=(int j) { i-=j; return *this; } + inline const_iterator operator+(int j) const { return const_iterator(a, i+j); } + inline const_iterator operator-(int j) const { return const_iterator(a, i-j); } + inline int operator-(const_iterator j) const { return i - j.i; } + }; + friend class const_iterator; + + // stl style + inline iterator begin() { detach2(); return iterator(this, 0); } + inline const_iterator begin() const { return const_iterator(this, 0); } + inline const_iterator constBegin() const { return const_iterator(this, 0); } + inline iterator end() { detach2(); return iterator(this, size()); } + inline const_iterator end() const { return const_iterator(this, size()); } + inline const_iterator constEnd() const { return const_iterator(this, size()); } + iterator insert(iterator before, const QJsonValue &value) { insert(before.i, value); return before; } + iterator erase(iterator it) { removeAt(it.i); return it; } + + // more Qt + typedef iterator Iterator; + typedef const_iterator ConstIterator; + + // convenience + inline QJsonArray operator+(const QJsonValue &v) const + { QJsonArray n = *this; n += v; return n; } + inline QJsonArray &operator+=(const QJsonValue &v) + { append(v); return *this; } + inline QJsonArray &operator<< (const QJsonValue &v) + { append(v); return *this; } + + // stl compatibility + inline void push_back(const QJsonValue &t) { append(t); } + inline void push_front(const QJsonValue &t) { prepend(t); } + inline void pop_front() { removeFirst(); } + inline void pop_back() { removeLast(); } + inline bool empty() const { return isEmpty(); } + typedef int size_type; + typedef QJsonValue value_type; + typedef value_type *pointer; + typedef const value_type *const_pointer; + typedef QJsonValueRef reference; + typedef QJsonValue const_reference; + typedef int difference_type; + +private: + friend class QJsonPrivate::Data; + friend class QJsonValue; + friend class QJsonDocument; + friend Q_CORE_EXPORT QDebug operator<<(QDebug, const QJsonArray &); + + QJsonArray(QJsonPrivate::Data *data, QJsonPrivate::Array *array); + void initialize(); + void compact(); + // ### Qt 6: remove me and merge with detach2 + void detach(uint reserve = 0); + bool detach2(uint reserve = 0); + + QJsonPrivate::Data *d; + QJsonPrivate::Array *a; +}; + +Q_DECLARE_SHARED_NOT_MOVABLE_UNTIL_QT6(QJsonArray) + +#if !defined(QT_NO_DEBUG_STREAM) && !defined(QT_JSON_READONLY) +Q_CORE_EXPORT QDebug operator<<(QDebug, const QJsonArray &); +#endif + +QT_END_NAMESPACE + +#endif // QJSONARRAY_H |