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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 QV4OBJECTITERATOR_H
#define QV4OBJECTITERATOR_H
#include "qv4global_p.h"
#include "qv4object_p.h"
QT_BEGIN_NAMESPACE
namespace QV4 {
struct Q_QML_EXPORT ObjectIterator
{
enum Flags {
NoFlags = 0,
EnumerableOnly = 0x1,
WithProtoChain = 0x2,
};
ExecutionEngine *engine;
Value *object;
Value *current;
SparseArrayNode *arrayNode;
uint arrayIndex;
uint memberIndex;
uint flags;
ObjectIterator(ExecutionEngine *e, Value *scratch1, Value *scratch2, Object *o, uint flags);
ObjectIterator(Scope &scope, const Object *o, uint flags);
void init(const Object *o);
void next(Value *name, uint *index, Property *pd, PropertyAttributes *attributes = 0);
ReturnedValue nextPropertyName(Value *value);
ReturnedValue nextPropertyNameAsString(Value *value);
ReturnedValue nextPropertyNameAsString();
};
namespace Heap {
struct ForEachIteratorObject : Object {
ForEachIteratorObject(QV4::ExecutionEngine *engine, QV4::Object *o);
ObjectIterator it;
Value workArea[2];
};
}
struct ForEachIteratorObject: Object {
V4_OBJECT2(ForEachIteratorObject, Object)
Q_MANAGED_TYPE(ForeachIteratorObject)
ReturnedValue nextPropertyName() { return d()->it.nextPropertyNameAsString(); }
protected:
static void markObjects(Heap::Base *that, ExecutionEngine *e);
};
inline
Heap::ForEachIteratorObject::ForEachIteratorObject(QV4::ExecutionEngine *engine, QV4::Object *o)
: Heap::Object(engine)
, it(engine, workArea, workArea + 1, o, ObjectIterator::EnumerableOnly|ObjectIterator::WithProtoChain)
{
}
}
QT_END_NAMESPACE
#endif
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