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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQMLPROPERTYMAP_H
#define QQMLPROPERTYMAP_H
#include <QtQml/qtqmlglobal.h>
#include <QtCore/QObject>
#include <QtCore/QHash>
#include <QtCore/QStringList>
#include <QtCore/QVariant>
QT_BEGIN_NAMESPACE
class QQmlPropertyMapPrivate;
class Q_QML_EXPORT QQmlPropertyMap : public QObject
{
Q_OBJECT
public:
explicit QQmlPropertyMap(QObject *parent = Q_NULLPTR);
virtual ~QQmlPropertyMap();
QVariant value(const QString &key) const;
void insert(const QString &key, const QVariant &value);
void clear(const QString &key);
Q_INVOKABLE QStringList keys() const;
int count() const;
int size() const;
bool isEmpty() const;
bool contains(const QString &key) const;
QVariant &operator[](const QString &key);
QVariant operator[](const QString &key) const;
Q_SIGNALS:
void valueChanged(const QString &key, const QVariant &value);
protected:
virtual QVariant updateValue(const QString &key, const QVariant &input);
template<class DerivedType>
QQmlPropertyMap(DerivedType *derived, QObject *parentObj)
: QObject(*allocatePrivate(), parentObj)
{
Q_UNUSED(derived)
init(&DerivedType::staticMetaObject);
}
private:
void init(const QMetaObject *staticMetaObject);
static QObjectPrivate *allocatePrivate();
Q_DECLARE_PRIVATE(QQmlPropertyMap)
Q_DISABLE_COPY(QQmlPropertyMap)
};
QT_END_NAMESPACE
#endif
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