| /* |
| Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public License |
| along with this library; see the file COPYING.LIB. If not, write to |
| the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef qscriptvalueiterator_p_h |
| #define qscriptvalueiterator_p_h |
| |
| #include "qscriptvalue_p.h" |
| #include <JavaScriptCore/JavaScript.h> |
| #include <JavaScriptCore/JSRetainPtr.h> |
| #include <QtCore/qshareddata.h> |
| #include <QtCore/qvector.h> |
| |
| class QScriptValueIteratorPrivate: public QSharedData { |
| public: |
| inline QScriptValueIteratorPrivate(const QScriptValuePrivate* value); |
| inline ~QScriptValueIteratorPrivate(); |
| |
| inline bool hasNext(); |
| inline void next(); |
| |
| inline bool hasPrevious(); |
| inline void previous(); |
| |
| inline QString name() const; |
| inline QScriptStringPrivate* scriptName() const; |
| |
| inline QScriptValuePrivate* value() const; |
| inline void setValue(const QScriptValuePrivate* value); |
| |
| inline void remove(); |
| |
| inline void toFront(); |
| inline void toBack(); |
| |
| QScriptValue::PropertyFlags flags() const; |
| |
| inline bool isValid() const; |
| private: |
| inline QScriptEnginePrivate* engine() const; |
| |
| QExplicitlySharedDataPointer<QScriptValuePrivate> m_object; |
| QVector<JSStringRef> m_names; |
| QMutableVectorIterator<JSStringRef> m_idx; |
| }; |
| |
| inline QScriptValueIteratorPrivate::QScriptValueIteratorPrivate(const QScriptValuePrivate* value) |
| : m_object(const_cast<QScriptValuePrivate*>(value)) |
| , m_idx(m_names) |
| { |
| if (m_object->isObject()) { |
| m_names = engine()->objectGetOwnPropertyNames(*m_object); |
| m_idx = m_names; |
| } else |
| m_object = 0; |
| } |
| |
| inline QScriptValueIteratorPrivate::~QScriptValueIteratorPrivate() |
| { |
| QVector<JSStringRef>::const_iterator i = m_names.constBegin(); |
| for (; i != m_names.constEnd(); ++i) |
| JSStringRelease(*i); |
| } |
| |
| inline bool QScriptValueIteratorPrivate::hasNext() |
| { |
| return m_idx.hasNext(); |
| } |
| |
| inline void QScriptValueIteratorPrivate::next() |
| { |
| // FIXME (Qt5) This method should return a value (QTBUG-11226). |
| m_idx.next(); |
| } |
| |
| inline bool QScriptValueIteratorPrivate::hasPrevious() |
| { |
| return m_idx.hasPrevious(); |
| } |
| |
| inline void QScriptValueIteratorPrivate::previous() |
| { |
| m_idx.previous(); |
| } |
| |
| inline QString QScriptValueIteratorPrivate::name() const |
| { |
| if (!isValid()) |
| return QString(); |
| return QScriptConverter::toString(m_idx.value()); |
| } |
| |
| inline QScriptStringPrivate* QScriptValueIteratorPrivate::scriptName() const |
| { |
| if (!isValid()) |
| return new QScriptStringPrivate(); |
| return new QScriptStringPrivate(QScriptConverter::toString(m_idx.value())); |
| } |
| |
| inline QScriptValuePrivate* QScriptValueIteratorPrivate::value() const |
| { |
| if (!isValid()) |
| return new QScriptValuePrivate(); |
| JSValueRef exception = 0; |
| JSValueRef value = m_object->property(m_idx.value(), &exception); |
| engine()->setException(exception); |
| return new QScriptValuePrivate(engine(), value); |
| } |
| |
| inline void QScriptValueIteratorPrivate::setValue(const QScriptValuePrivate* value) |
| { |
| if (!isValid()) |
| return; |
| JSValueRef exception = 0; |
| m_object->setProperty(m_idx.value(), *value, /* flags */ 0, &exception); |
| engine()->setException(exception); |
| } |
| |
| inline void QScriptValueIteratorPrivate::remove() |
| { |
| if (!isValid()) |
| return; |
| JSValueRef exception = 0; |
| m_object->deleteProperty(m_idx.value(), &exception); |
| engine()->setException(exception); |
| m_idx.remove(); |
| } |
| |
| inline void QScriptValueIteratorPrivate::toFront() |
| { |
| m_idx.toFront(); |
| } |
| |
| inline void QScriptValueIteratorPrivate::toBack() |
| { |
| m_idx.toBack(); |
| } |
| |
| QScriptValue::PropertyFlags QScriptValueIteratorPrivate::flags() const |
| { |
| if (!isValid()) |
| return QScriptValue::PropertyFlags(0); |
| return m_object->propertyFlags(m_idx.value(), QScriptValue::ResolveLocal); |
| } |
| |
| inline bool QScriptValueIteratorPrivate::isValid() const |
| { |
| return m_object; |
| } |
| |
| inline QScriptEnginePrivate* QScriptValueIteratorPrivate::engine() const |
| { |
| Q_ASSERT(isValid()); |
| return m_object->engine(); |
| } |
| |
| #endif // qscriptvalueiterator_p_h |