diff options
Diffstat (limited to 'src/declarative/qml/v8/qv8sequencewrapper.cpp')
-rw-r--r-- | src/declarative/qml/v8/qv8sequencewrapper.cpp | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/src/declarative/qml/v8/qv8sequencewrapper.cpp b/src/declarative/qml/v8/qv8sequencewrapper.cpp deleted file mode 100644 index 7d7184e83d..0000000000 --- a/src/declarative/qml/v8/qv8sequencewrapper.cpp +++ /dev/null @@ -1,264 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtDeclarative module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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 1.1, 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtDeclarative/qdeclarative.h> - -#include "qv8sequencewrapper_p.h" -#include "qv8sequencewrapper_p_p.h" -#include "qv8engine_p.h" - -QT_BEGIN_NAMESPACE - -QV8SequenceWrapper::QV8SequenceWrapper() - : m_engine(0) -{ -} - -QV8SequenceWrapper::~QV8SequenceWrapper() -{ -} - -#define REGISTER_QML_SEQUENCE_METATYPE(unused, unused2, SequenceType, unused3) qRegisterMetaType<SequenceType>(); -void QV8SequenceWrapper::init(QV8Engine *engine) -{ - FOREACH_QML_SEQUENCE_TYPE(REGISTER_QML_SEQUENCE_METATYPE) - - m_engine = engine; - m_toString = qPersistentNew<v8::Function>(v8::FunctionTemplate::New(ToString)->GetFunction()); - m_valueOf = qPersistentNew<v8::Function>(v8::FunctionTemplate::New(ValueOf)->GetFunction()); - v8::Local<v8::FunctionTemplate> ft = v8::FunctionTemplate::New(); - ft->InstanceTemplate()->SetFallbackPropertyHandler(Getter, Setter); - ft->InstanceTemplate()->SetIndexedPropertyHandler(IndexedGetter, IndexedSetter, 0, IndexedDeleter, IndexedEnumerator); - ft->InstanceTemplate()->SetAccessor(v8::String::New("length"), LengthGetter, LengthSetter, - v8::Handle<v8::Value>(), v8::DEFAULT, - v8::PropertyAttribute(v8::DontDelete | v8::DontEnum)); - ft->InstanceTemplate()->SetAccessor(v8::String::New("toString"), ToStringGetter, 0, - m_toString, v8::DEFAULT, - v8::PropertyAttribute(v8::ReadOnly | v8::DontDelete | v8::DontEnum)); - ft->InstanceTemplate()->SetAccessor(v8::String::New("valueOf"), ValueOfGetter, 0, - m_valueOf, v8::DEFAULT, - v8::PropertyAttribute(v8::ReadOnly | v8::DontDelete | v8::DontEnum)); - ft->InstanceTemplate()->SetHasExternalResource(true); - ft->InstanceTemplate()->MarkAsUseUserObjectComparison(); - m_constructor = qPersistentNew<v8::Function>(ft->GetFunction()); -} -#undef REGISTER_QML_SEQUENCE_METATYPE - -void QV8SequenceWrapper::destroy() -{ - qPersistentDispose(m_toString); - qPersistentDispose(m_valueOf); - qPersistentDispose(m_constructor); -} - -bool QV8SequenceWrapper::isEqual(QV8ObjectResource *lhs, QV8ObjectResource *rhs) -{ - Q_ASSERT(lhs && rhs && lhs->resourceType() == QV8ObjectResource::SequenceType && rhs->resourceType() == QV8ObjectResource::SequenceType); - QV8SequenceResource *lr = static_cast<QV8SequenceResource *>(lhs); - QV8SequenceResource *rr = static_cast<QV8SequenceResource *>(rhs); - return lr->isEqual(rr); -} - -quint32 QV8SequenceWrapper::sequenceLength(QV8ObjectResource *r) -{ - Q_ASSERT(r->resourceType() == QV8ObjectResource::SequenceType); - QV8SequenceResource *sr = static_cast<QV8SequenceResource *>(r); - Q_ASSERT(sr); - return sr->lengthGetter(); -} - -#define NEW_REFERENCE_SEQUENCE(ElementType, ElementTypeName, SequenceType, unused) \ - if (sequenceType == qMetaTypeId<SequenceType>()) { \ - r = new QV8##ElementTypeName##SequenceResource(m_engine, object, propertyIndex); \ - } else - -v8::Local<v8::Object> QV8SequenceWrapper::newSequence(int sequenceType, QObject *object, int propertyIndex, bool *succeeded) -{ - // This function is called when the property is a QObject Q_PROPERTY of - // the given sequence type. Internally we store a typed-sequence - // (as well as object ptr + property index for updated-read and write-back) - // and so access/mutate avoids variant conversion. - *succeeded = true; - QV8SequenceResource *r = 0; - FOREACH_QML_SEQUENCE_TYPE(NEW_REFERENCE_SEQUENCE) { /* else */ *succeeded = false; return v8::Local<v8::Object>(); } - - v8::Local<v8::Object> rv = m_constructor->NewInstance(); - rv->SetExternalResource(r); - rv->SetPrototype(v8::Array::New(1)->GetPrototype()); - return rv; -} -#undef NEW_REFERENCE_SEQUENCE - -#define NEW_COPY_SEQUENCE(ElementType, ElementTypeName, SequenceType, unused) \ - if (sequenceType == qMetaTypeId<SequenceType>()) { \ - r = new QV8##ElementTypeName##SequenceResource(m_engine, v.value<SequenceType>()); \ - } else - -v8::Local<v8::Object> QV8SequenceWrapper::fromVariant(const QVariant& v, bool *succeeded) -{ - // This function is called when assigning a sequence value to a normal JS var - // in a JS block. Internally, we store a sequence of the specified type. - // Access and mutation is extremely fast since it will not need to modify any - // QObject property. - int sequenceType = v.userType(); - *succeeded = true; - QV8SequenceResource *r = 0; - FOREACH_QML_SEQUENCE_TYPE(NEW_COPY_SEQUENCE) { /* else */ *succeeded = false; return v8::Local<v8::Object>(); } - - v8::Local<v8::Object> rv = m_constructor->NewInstance(); - rv->SetExternalResource(r); - rv->SetPrototype(v8::Array::New(1)->GetPrototype()); - return rv; -} -#undef NEW_COPY_SEQUENCE - -QVariant QV8SequenceWrapper::toVariant(QV8ObjectResource *r) -{ - Q_ASSERT(r->resourceType() == QV8ObjectResource::SequenceType); - QV8SequenceResource *resource = static_cast<QV8SequenceResource *>(r); - return resource->toVariant(); -} - -#define SEQUENCE_TO_VARIANT(ElementType, ElementTypeName, SequenceType, unused) \ - if (typeHint == qMetaTypeId<SequenceType>()) { \ - return QV8##ElementTypeName##SequenceResource::toVariant(m_engine, array, length, succeeded); \ - } else - -QVariant QV8SequenceWrapper::toVariant(v8::Handle<v8::Array> array, int typeHint, bool *succeeded) -{ - *succeeded = true; - uint32_t length = array->Length(); - FOREACH_QML_SEQUENCE_TYPE(SEQUENCE_TO_VARIANT) { /* else */ *succeeded = false; return QVariant(); } -} -#undef SEQUENCE_TO_VARIANT - -v8::Handle<v8::Value> QV8SequenceWrapper::IndexedSetter(quint32 index, v8::Local<v8::Value> value, const v8::AccessorInfo &info) -{ - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(info.This()); - Q_ASSERT(sr); - return sr->indexedSetter(index, value); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::IndexedGetter(quint32 index, const v8::AccessorInfo &info) -{ - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(info.This()); - Q_ASSERT(sr); - return sr->indexedGetter(index); -} - -v8::Handle<v8::Boolean> QV8SequenceWrapper::IndexedDeleter(quint32 index, const v8::AccessorInfo &info) -{ - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(info.This()); - Q_ASSERT(sr); - return sr->indexedDeleter(index); -} - -v8::Handle<v8::Array> QV8SequenceWrapper::IndexedEnumerator(const v8::AccessorInfo &info) -{ - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(info.This()); - Q_ASSERT(sr); - return sr->indexedEnumerator(); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::LengthGetter(v8::Local<v8::String> property, const v8::AccessorInfo &info) -{ - Q_UNUSED(property); - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(info.This()); - Q_ASSERT(sr); - return v8::Integer::NewFromUnsigned(sr->lengthGetter()); -} - -void QV8SequenceWrapper::LengthSetter(v8::Local<v8::String> property, v8::Local<v8::Value> value, const v8::AccessorInfo &info) -{ - Q_UNUSED(property); - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(info.This()); - Q_ASSERT(sr); - sr->lengthSetter(value); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::ToStringGetter(v8::Local<v8::String> property, const v8::AccessorInfo &info) -{ - Q_UNUSED(property); - return info.Data(); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::ValueOfGetter(v8::Local<v8::String> property, - const v8::AccessorInfo &info) -{ - Q_UNUSED(property); - return info.Data(); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::ToString(const v8::Arguments &args) -{ - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(args.This()); - Q_ASSERT(sr); - return sr->toString(); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::ValueOf(const v8::Arguments &args) -{ - QV8SequenceResource *sr = v8_resource_cast<QV8SequenceResource>(args.This()); - Q_ASSERT(sr); - v8::Handle<v8::Value> tostringValue = sr->toString(); - if (!tostringValue.IsEmpty()) - return tostringValue; - return v8::Integer::NewFromUnsigned(sr->lengthGetter()); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::Getter(v8::Local<v8::String> property, - const v8::AccessorInfo &info) -{ - Q_UNUSED(property); - Q_UNUSED(info); - return v8::Handle<v8::Value>(); -} - -v8::Handle<v8::Value> QV8SequenceWrapper::Setter(v8::Local<v8::String> property, - v8::Local<v8::Value> value, - const v8::AccessorInfo &info) -{ - Q_UNUSED(property); - Q_UNUSED(info); - return value; -} - -QT_END_NAMESPACE |