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-rw-r--r--src/script/qscriptextenumeration.cpp209
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diff --git a/src/script/qscriptextenumeration.cpp b/src/script/qscriptextenumeration.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtScript module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the either Technology Preview License Agreement or the
-** Beta Release License Agreement.
-**
-** 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 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain
-** additional rights. These rights are described in the Nokia Qt LGPL
-** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at http://qt.nokia.com/contact.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qscriptextenumeration_p.h"
-
-#ifndef QT_NO_SCRIPT
-
-#include "qscriptengine_p.h"
-#include "qscriptvalueimpl_p.h"
-#include "qscriptcontext_p.h"
-#include "qscriptmember_p.h"
-#include "qscriptobject_p.h"
-#include "qscriptvalueiteratorimpl_p.h"
-
-#include <QtCore/QtDebug>
-
-QT_BEGIN_NAMESPACE
-
-namespace QScript { namespace Ext {
-
-EnumerationClassData::EnumerationClassData(QScriptClassInfo *classInfo):
- m_classInfo(classInfo)
-{
-}
-
-EnumerationClassData::~EnumerationClassData()
-{
-}
-
-void EnumerationClassData::mark(const QScriptValueImpl &object, int generation)
-{
- Q_ASSERT(object.isValid());
-
- QScriptEnginePrivate *eng = object.engine();
-
- if (Enumeration::Instance *instance = Enumeration::Instance::get(object, classInfo())) {
- eng->markObject(instance->object, generation);
- if (instance->it)
- eng->markObject(instance->it->object(), generation);
- }
-}
-
-Enumeration::Enumeration(QScriptEnginePrivate *eng):
- Ecma::Core(eng, QLatin1String("Enumeration"), QScriptClassInfo::EnumerationType)
-{
- classInfo()->setData(new EnumerationClassData(classInfo()));
-
- newEnumeration(&publicPrototype, eng->newArray());
-
- eng->newConstructor(&ctor, this, publicPrototype);
-
- addPrototypeFunction(QLatin1String("toFront"), method_toFront, 0);
- addPrototypeFunction(QLatin1String("hasNext"), method_hasNext, 0);
- addPrototypeFunction(QLatin1String("next"), method_next, 0);
-}
-
-Enumeration::~Enumeration()
-{
-}
-
-Enumeration::Instance *Enumeration::Instance::get(const QScriptValueImpl &object, QScriptClassInfo *klass)
-{
- if (! klass || klass == object.classInfo())
- return static_cast<Instance*> (object.objectData());
-
- return 0;
-}
-
-void Enumeration::execute(QScriptContextPrivate *context)
-{
- if (context->argumentCount() > 0) {
- newEnumeration(&context->m_result, context->argument(0));
- } else {
- context->throwError(QScriptContext::TypeError,
- QLatin1String("Enumeration.execute"));
- }
-}
-
-void Enumeration::newEnumeration(QScriptValueImpl *result, const QScriptValueImpl &object)
-{
- Instance *instance = new Instance();
- instance->object = object;
- if (object.isObject()) {
- instance->it = new QScriptValueIteratorImpl(object);
- instance->it->setIgnoresDontEnum(false);
- instance->it->setEnumeratePrototype(true);
- } else {
- instance->it = 0;
- }
- engine()->newObject(result, publicPrototype, classInfo());
- result->setObjectData(instance);
-}
-
-QScriptValueImpl Enumeration::method_toFront(QScriptContextPrivate *context, QScriptEnginePrivate *eng, QScriptClassInfo *classInfo)
-{
- if (Instance *instance = Instance::get(context->thisObject(), classInfo)) {
- if (instance->it)
- instance->it->toFront();
- return eng->undefinedValue();
- } else {
- return context->throwError(QScriptContext::TypeError,
- QLatin1String("Enumeration.toFront"));
- }
-}
-
-QScriptValueImpl Enumeration::method_hasNext(QScriptContextPrivate *context, QScriptEnginePrivate *, QScriptClassInfo *classInfo)
-{
- Instance *instance = Instance::get(context->thisObject(), classInfo);
- if (!instance) {
- return context->throwError(QScriptContext::TypeError,
- QLatin1String("Enumeration.hasNext"));
- }
-
- QScriptValueImpl v;
- instance->hasNext(context, &v);
- return v;
-}
-
-QScriptValueImpl Enumeration::method_next(QScriptContextPrivate *context, QScriptEnginePrivate *, QScriptClassInfo *classInfo)
-{
- Instance *instance = Instance::get(context->thisObject(), classInfo);
- if (!instance) {
- return context->throwError(QScriptContext::TypeError,
- QLatin1String("Enumeration.next"));
- }
-
- QScriptValueImpl v;
- instance->next(context, &v);
- return v;
-}
-
-Enumeration::Instance::~Instance()
-{
- if (it) {
- delete it;
- it = 0;
- }
-}
-
-void Enumeration::Instance::toFront()
-{
- if (it)
- it->toFront();
-}
-
-void Enumeration::Instance::hasNext(QScriptContextPrivate *, QScriptValueImpl *result)
-{
- *result = QScriptValueImpl(it && it->hasNext());
-}
-
-void Enumeration::Instance::next(QScriptContextPrivate *context, QScriptValueImpl *result)
-{
- QScriptEnginePrivate *eng = context->engine();
- Q_ASSERT(it != 0);
- it->next();
- QScript::Member *member = it->member();
- if (member->isObjectProperty() || member->nameId())
- eng->newNameId(result, member->nameId());
-
- else if (member->isNativeProperty() && !member->nameId())
- *result = QScriptValueImpl(uint(member->id()));
-
- else
- *result = eng->undefinedValue();
-}
-
-} } // namespace QScript::Ext
-
-QT_END_NAMESPACE
-
-#endif // QT_NO_SCRIPT
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