aboutsummaryrefslogtreecommitdiffstats
path: root/src/qml/qml/v8/qv8typewrapper.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/qml/qml/v8/qv8typewrapper.cpp')
-rw-r--r--src/qml/qml/v8/qv8typewrapper.cpp307
1 files changed, 0 insertions, 307 deletions
diff --git a/src/qml/qml/v8/qv8typewrapper.cpp b/src/qml/qml/v8/qv8typewrapper.cpp
deleted file mode 100644
index 820f0b3ee6..0000000000
--- a/src/qml/qml/v8/qv8typewrapper.cpp
+++ /dev/null
@@ -1,307 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
-**
-** This file is part of the QtQml module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 Digia. For licensing terms and
-** conditions see http://qt.digia.com/licensing. For further information
-** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
-** rights. These rights are described in the Digia 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.
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qv8contextwrapper_p.h"
-#include "qv8engine_p.h"
-
-#include <private/qqmlengine_p.h>
-#include <private/qqmlcontext_p.h>
-
-#include <private/qjsvalue_p.h>
-#include <private/qscript_impl_p.h>
-
-QT_BEGIN_NAMESPACE
-
-class QV8TypeResource : public QV8ObjectResource
-{
- V8_RESOURCE_TYPE(TypeType)
-
-public:
- QV8TypeResource(QV8Engine *engine);
- virtual ~QV8TypeResource();
-
- QV8TypeWrapper::TypeNameMode mode;
-
- QQmlGuard<QObject> object;
-
- QQmlType *type;
- QQmlTypeNameCache *typeNamespace;
- const void *importNamespace;
-};
-
-QV8TypeResource::QV8TypeResource(QV8Engine *engine)
-: QV8ObjectResource(engine), mode(QV8TypeWrapper::IncludeEnums), type(0), typeNamespace(0), importNamespace(0)
-{
-}
-
-QV8TypeResource::~QV8TypeResource()
-{
- if (typeNamespace) typeNamespace->release();
-}
-
-QV8TypeWrapper::QV8TypeWrapper()
-: m_engine(0)
-{
-}
-
-QV8TypeWrapper::~QV8TypeWrapper()
-{
-}
-
-void QV8TypeWrapper::destroy()
-{
- qPersistentDispose(m_constructor);
-}
-
-void QV8TypeWrapper::init(QV8Engine *engine)
-{
- m_engine = engine;
- v8::Local<v8::FunctionTemplate> ft = v8::FunctionTemplate::New();
- ft->InstanceTemplate()->SetNamedPropertyHandler(Getter, Setter);
- ft->InstanceTemplate()->SetHasExternalResource(true);
- m_constructor = qPersistentNew<v8::Function>(ft->GetFunction());
-}
-
-// Returns a type wrapper for type t on o. This allows access of enums, and attached properties.
-v8::Local<v8::Object> QV8TypeWrapper::newObject(QObject *o, QQmlType *t, TypeNameMode mode)
-{
- Q_ASSERT(t);
- // XXX NewInstance() should be optimized
- v8::Local<v8::Object> rv = m_constructor->NewInstance();
- QV8TypeResource *r = new QV8TypeResource(m_engine);
- r->mode = mode; r->object = o; r->type = t;
- rv->SetExternalResource(r);
- return rv;
-}
-
-// Returns a type wrapper for importNamespace (of t) on o. This allows nested resolution of a type in a
-// namespace.
-v8::Local<v8::Object> QV8TypeWrapper::newObject(QObject *o, QQmlTypeNameCache *t,
- const void *importNamespace, TypeNameMode mode)
-{
- Q_ASSERT(t);
- Q_ASSERT(importNamespace);
- // XXX NewInstance() should be optimized
- v8::Local<v8::Object> rv = m_constructor->NewInstance();
- QV8TypeResource *r = new QV8TypeResource(m_engine);
- t->addref();
- r->mode = mode; r->object = o; r->typeNamespace = t; r->importNamespace = importNamespace;
- rv->SetExternalResource(r);
- return rv;
-}
-
-QVariant QV8TypeWrapper::toVariant(QV8ObjectResource *r)
-{
- Q_ASSERT(r->resourceType() == QV8ObjectResource::TypeType);
- QV8TypeResource *resource = static_cast<QV8TypeResource *>(r);
- QV8Engine *v8engine = resource->engine;
-
- if (resource->type && resource->type->isSingleton()) {
- QQmlEngine *e = v8engine->engine();
- QQmlType::SingletonInstanceInfo *siinfo = resource->type->singletonInstanceInfo();
- siinfo->init(e); // note: this will also create QJSValue singleton which isn't strictly required.
- QObject *qobjectSingleton = siinfo->qobjectApi(e);
- if (qobjectSingleton) {
- return QVariant::fromValue<QObject*>(qobjectSingleton);
- }
- }
-
- // only QObject Singleton Type can be converted to a variant.
- return QVariant();
-}
-
-v8::Handle<v8::Value> QV8TypeWrapper::Getter(v8::Local<v8::String> property,
- const v8::AccessorInfo &info)
-{
- QV8TypeResource *resource = v8_resource_cast<QV8TypeResource>(info.This());
-
- if (!resource)
- return v8::Undefined();
-
- QV8Engine *v8engine = resource->engine;
- QQmlContextData *context = v8engine->callingContext();
-
- QObject *object = resource->object;
-
- QHashedV8String propertystring(property);
-
- if (resource->type) {
- QQmlType *type = resource->type;
-
- // singleton types are handled differently to other types.
- if (type->isSingleton()) {
- QQmlEngine *e = v8engine->engine();
- QQmlType::SingletonInstanceInfo *siinfo = type->singletonInstanceInfo();
- siinfo->init(e);
-
- QObject *qobjectSingleton = siinfo->qobjectApi(e);
- if (qobjectSingleton) {
- // check for enum value
- if (QV8Engine::startsWithUpper(property)) {
- if (resource->mode == IncludeEnums) {
- QString name = v8engine->toString(property);
-
- // ### Optimize
- QByteArray enumName = name.toUtf8();
- const QMetaObject *metaObject = qobjectSingleton->metaObject();
- for (int ii = metaObject->enumeratorCount() - 1; ii >= 0; --ii) {
- QMetaEnum e = metaObject->enumerator(ii);
- bool ok;
- int value = e.keyToValue(enumName.constData(), &ok);
- if (ok)
- return v8::Integer::New(value);
- }
- }
- }
-
- // check for property.
- v8::Handle<v8::Value> rv = v8engine->qobjectWrapper()->getProperty(qobjectSingleton, propertystring, context, QV8QObjectWrapper::IgnoreRevision);
- return rv;
- } else if (!siinfo->scriptApi(e).isUndefined()) {
- // NOTE: if used in a binding, changes will not trigger re-evaluation since non-NOTIFYable.
- QJSValuePrivate *apiprivate = QJSValuePrivate::get(siinfo->scriptApi(e));
- QScopedPointer<QJSValuePrivate> propertyValue(apiprivate->property(property).give());
- return propertyValue->asV8Value(v8engine);
- }
-
- // Fall through to return empty handle
-
- } else {
-
- if (QV8Engine::startsWithUpper(property)) {
- bool ok = false;
- int value = type->enumValue(propertystring, &ok);
- if (ok)
- return v8::Integer::New(value);
-
- // Fall through to return empty handle
-
- } else if (resource->object) {
- QObject *ao = qmlAttachedPropertiesObjectById(type->attachedPropertiesId(), object);
- if (ao)
- return v8engine->qobjectWrapper()->getProperty(ao, propertystring, context,
- QV8QObjectWrapper::IgnoreRevision);
-
- // Fall through to return empty handle
- }
-
- // Fall through to return empty handle
- }
-
- // Fall through to return empty handle
-
- } else if (resource->typeNamespace) {
- Q_ASSERT(resource->importNamespace);
- QQmlTypeNameCache::Result r = resource->typeNamespace->query(propertystring,
- resource->importNamespace);
-
- if (r.isValid()) {
- QQmlContextData *context = v8engine->callingContext();
- if (r.type) {
- return v8engine->typeWrapper()->newObject(object, r.type, resource->mode);
- } else if (r.scriptIndex != -1) {
- int index = r.scriptIndex;
- if (index < context->importedScripts.count())
- return context->importedScripts.at(index);
- } else if (r.importNamespace) {
- return v8engine->typeWrapper()->newObject(object, context->imports, r.importNamespace);
- }
-
- return v8::Undefined();
-
- }
-
- // Fall through to return empty handle
-
- } else {
- Q_ASSERT(!"Unreachable");
- }
-
- return v8::Handle<v8::Value>();
-}
-
-v8::Handle<v8::Value> QV8TypeWrapper::Setter(v8::Local<v8::String> property,
- v8::Local<v8::Value> value,
- const v8::AccessorInfo &info)
-{
- QV8TypeResource *resource = v8_resource_cast<QV8TypeResource>(info.This());
-
- if (!resource)
- return value;
-
- QV8Engine *v8engine = resource->engine;
- QQmlContextData *context = v8engine->callingContext();
-
- QHashedV8String propertystring(property);
-
- QQmlType *type = resource->type;
- if (type && !type->isSingleton() && resource->object) {
- QObject *object = resource->object;
- QObject *ao = qmlAttachedPropertiesObjectById(type->attachedPropertiesId(), object);
- if (ao)
- v8engine->qobjectWrapper()->setProperty(ao, propertystring, context, value,
- QV8QObjectWrapper::IgnoreRevision);
- } else if (type && type->isSingleton()) {
- QQmlEngine *e = v8engine->engine();
- QQmlType::SingletonInstanceInfo *siinfo = type->singletonInstanceInfo();
- siinfo->init(e);
-
- QObject *qobjectSingleton = siinfo->qobjectApi(e);
- if (qobjectSingleton) {
- v8engine->qobjectWrapper()->setProperty(qobjectSingleton, propertystring, context, value,
- QV8QObjectWrapper::IgnoreRevision);
- } else if (!siinfo->scriptApi(e).isUndefined()) {
- QScopedPointer<QJSValuePrivate> setvalp(new QJSValuePrivate(v8engine, value));
- QJSValuePrivate *apiprivate = QJSValuePrivate::get(siinfo->scriptApi(e));
- if (apiprivate->propertyFlags(property) & QJSValuePrivate::ReadOnly) {
- QString error = QLatin1String("Cannot assign to read-only property \"") +
- v8engine->toString(property) + QLatin1Char('\"');
- v8::ThrowException(v8::Exception::Error(v8engine->toString(error)));
- } else {
- apiprivate->setProperty(property, setvalp.data());
- }
- }
- }
-
- return value;
-}
-
-QT_END_NAMESPACE
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-26 16:15:50 +0000