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Diffstat (limited to 'src/script/bridge/qscriptdeclarativeobject.cpp')
| -rw-r--r-- | src/script/bridge/qscriptdeclarativeobject.cpp | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/src/script/bridge/qscriptdeclarativeobject.cpp b/src/script/bridge/qscriptdeclarativeobject.cpp new file mode 100644 index 0000000..201f2c0 --- /dev/null +++ b/src/script/bridge/qscriptdeclarativeobject.cpp @@ -0,0 +1,190 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL-ONLY$ +** 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "config.h" +#include "qscriptdeclarativeobject_p.h" + +#include "../api/qscriptengine.h" +#include "../api/qscriptengine_p.h" +#include "../api/qscriptcontext.h" +#include "../api/qscriptcontext_p.h" +#include "../api/qscriptclass.h" +#include "../api/qscriptclasspropertyiterator.h" + +#include "Error.h" +#include "PropertyNameArray.h" + +#include <QtCore/qstringlist.h> + +Q_DECLARE_METATYPE(QScriptContext*) +Q_DECLARE_METATYPE(QScriptValue) +Q_DECLARE_METATYPE(QScriptValueList) + +QT_BEGIN_NAMESPACE + +namespace QScript +{ + +DeclarativeObjectDelegate::DeclarativeObjectDelegate(QScriptDeclarativeClass *c, + QScriptDeclarativeClass::Object *o) +: m_class(c), m_object(o) +{ +} + +DeclarativeObjectDelegate::~DeclarativeObjectDelegate() +{ + delete m_object; +} + +QScriptObjectDelegate::Type DeclarativeObjectDelegate::type() const +{ + return DeclarativeClassObject; +} + +bool DeclarativeObjectDelegate::getOwnPropertySlot(QScriptObject* object, + JSC::ExecState *exec, + const JSC::Identifier &propertyName, + JSC::PropertySlot &slot) +{ + QScriptDeclarativeClass::Identifier identifier = (void *)propertyName.ustring().rep(); + + QScriptDeclarativeClassPrivate *p = QScriptDeclarativeClassPrivate::get(m_class); + p->context = reinterpret_cast<QScriptContext *>(exec); + QScriptClass::QueryFlags flags = + m_class->queryProperty(m_object, identifier, QScriptClass::HandlesReadAccess); + if (flags & QScriptClass::HandlesReadAccess) { + QScriptDeclarativeClass::Value val = m_class->property(m_object, identifier); + p->context = 0; + slot.setValue((const JSC::JSValue &)val); + return true; + } + p->context = 0; + + return QScriptObjectDelegate::getOwnPropertySlot(object, exec, propertyName, slot); +} + +void DeclarativeObjectDelegate::put(QScriptObject* object, JSC::ExecState *exec, + const JSC::Identifier &propertyName, + JSC::JSValue value, JSC::PutPropertySlot &slot) +{ + QScriptEnginePrivate *engine = scriptEngineFromExec(exec); + QScript::SaveFrameHelper saveFrame(engine, exec); + QScriptDeclarativeClass::Identifier identifier = (void *)propertyName.ustring().rep(); + + QScriptDeclarativeClassPrivate *p = QScriptDeclarativeClassPrivate::get(m_class); + p->context = reinterpret_cast<QScriptContext *>(exec); + QScriptClass::QueryFlags flags = + m_class->queryProperty(m_object, identifier, QScriptClass::HandlesWriteAccess); + if (flags & QScriptClass::HandlesWriteAccess) { + m_class->setProperty(m_object, identifier, engine->scriptValueFromJSCValue(value)); + p->context = 0; + return; + } + p->context = 0; + + QScriptObjectDelegate::put(object, exec, propertyName, value, slot); +} + +bool DeclarativeObjectDelegate::deleteProperty(QScriptObject* object, JSC::ExecState *exec, + const JSC::Identifier &propertyName) +{ + return QScriptObjectDelegate::deleteProperty(object, exec, propertyName); +} + +void DeclarativeObjectDelegate::getOwnPropertyNames(QScriptObject* object, JSC::ExecState *exec, + JSC::PropertyNameArray &propertyNames, + JSC::EnumerationMode mode) +{ + QStringList properties = m_class->propertyNames(m_object); + for (int ii = 0; ii < properties.count(); ++ii) { + const QString &name = properties.at(ii); + propertyNames.add(JSC::Identifier(exec, name)); + } + + QScriptObjectDelegate::getOwnPropertyNames(object, exec, propertyNames, mode); +} + +JSC::CallType DeclarativeObjectDelegate::getCallData(QScriptObject *object, JSC::CallData &callData) +{ + if (!QScriptDeclarativeClassPrivate::get(m_class)->supportsCall) + return JSC::CallTypeNone; + callData.native.function = call; + return JSC::CallTypeHost; +} + +JSC::JSValue DeclarativeObjectDelegate::call(JSC::ExecState *exec, JSC::JSObject *callee, + JSC::JSValue thisValue, const JSC::ArgList &args) +{ + if (!callee->inherits(&QScriptObject::info)) + return JSC::throwError(exec, JSC::TypeError, "callee is not a DeclarativeObject object"); + QScriptObject *obj = static_cast<QScriptObject*>(callee); + QScriptObjectDelegate *delegate = obj->delegate(); + if (!delegate || (delegate->type() != QScriptObjectDelegate::DeclarativeClassObject)) + return JSC::throwError(exec, JSC::TypeError, "callee is not a DeclarativeObject object"); + + QScriptDeclarativeClass *scriptClass = static_cast<DeclarativeObjectDelegate*>(delegate)->m_class; + QScriptEnginePrivate *eng_p = scriptEngineFromExec(exec); + + QScript::SaveFrameHelper saveFrame(eng_p, exec); + eng_p->pushContext(exec, thisValue, args, callee); + QScriptContext *ctxt = eng_p->contextForFrame(eng_p->currentFrame); + + QScriptValue scriptObject = eng_p->scriptValueFromJSCValue(obj); + QScriptDeclarativeClass::Value result = + scriptClass->call(static_cast<DeclarativeObjectDelegate*>(delegate)->m_object, ctxt); + + eng_p->popContext(); + return (JSC::JSValue &)(result); +} + +JSC::ConstructType DeclarativeObjectDelegate::getConstructData(QScriptObject* object, JSC::ConstructData &constructData) +{ + return QScriptObjectDelegate::getConstructData(object, constructData); +} + +bool DeclarativeObjectDelegate::hasInstance(QScriptObject* object, JSC::ExecState *exec, + JSC::JSValue value, JSC::JSValue proto) +{ + return QScriptObjectDelegate::hasInstance(object, exec, value, proto); +} + +bool DeclarativeObjectDelegate::compareToObject(QScriptObject *o, JSC::ExecState *exec, JSC::JSObject *o2) +{ + if (!o2->inherits(&QScriptObject::info)) + return false; + + QScriptObject *scriptObject = static_cast<QScriptObject*>(o2); + QScriptObjectDelegate *delegate = scriptObject->delegate(); + if (!delegate || (delegate->type() != QScriptObjectDelegate::DeclarativeClassObject)) + return false; + + DeclarativeObjectDelegate *other = static_cast<DeclarativeObjectDelegate*>(delegate); + if (m_class != other->m_class) + return false; + else + return m_class->compare(m_object, other->m_object); +} + +} // namespace QScript + +QT_END_NAMESPACE |