diff -r b72c6db6890b -r 5dc02b23752f src/declarative/qml/qdeclarativeobjectscriptclass.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/declarative/qml/qdeclarativeobjectscriptclass.cpp	Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,856 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "private/qdeclarativeobjectscriptclass_p.h"
+
+#include "private/qdeclarativeengine_p.h"
+#include "private/qdeclarativecontext_p.h"
+#include "private/qdeclarativedata_p.h"
+#include "private/qdeclarativetypenamescriptclass_p.h"
+#include "private/qdeclarativelistscriptclass_p.h"
+#include "private/qdeclarativebinding_p.h"
+#include "private/qdeclarativeguard_p.h"
+#include "private/qdeclarativevmemetaobject_p.h"
+
+#include <QtCore/qtimer.h>
+#include <QtCore/qvarlengtharray.h>
+#include <QtScript/qscriptcontextinfo.h>
+
+Q_DECLARE_METATYPE(QScriptValue);
+
+QT_BEGIN_NAMESPACE
+
+struct ObjectData : public QScriptDeclarativeClass::Object {
+    ObjectData(QObject *o, int t) : object(o), type(t) {
+        if (o) {
+            QDeclarativeData *ddata = QDeclarativeData::get(object, true);
+            if (ddata) ddata->objectDataRefCount++;
+        }
+    }
+
+    virtual ~ObjectData() {
+        if (object && !object->parent()) {
+            QDeclarativeData *ddata = QDeclarativeData::get(object, false);
+            if (ddata && !ddata->indestructible && 0 == --ddata->objectDataRefCount)
+                object->deleteLater();
+        }
+    }
+
+    QDeclarativeGuard<QObject> object;
+    int type;
+};
+
+/*
+    The QDeclarativeObjectScriptClass handles property access for QObjects
+    via QtScript. It is also used to provide a more useful API in
+    QtScript for QML.
+ */
+QDeclarativeObjectScriptClass::QDeclarativeObjectScriptClass(QDeclarativeEngine *bindEngine)
+: QScriptDeclarativeClass(QDeclarativeEnginePrivate::getScriptEngine(bindEngine)),
+  methods(bindEngine), lastData(0), engine(bindEngine)
+{
+    QScriptEngine *scriptEngine = QDeclarativeEnginePrivate::getScriptEngine(engine);
+
+    m_destroy = scriptEngine->newFunction(destroy);
+    m_destroyId = createPersistentIdentifier(QLatin1String("destroy"));
+    m_toString = scriptEngine->newFunction(tostring);
+    m_toStringId = createPersistentIdentifier(QLatin1String("toString"));
+}
+
+QDeclarativeObjectScriptClass::~QDeclarativeObjectScriptClass()
+{
+}
+
+QScriptValue QDeclarativeObjectScriptClass::newQObject(QObject *object, int type)
+{
+    QScriptEngine *scriptEngine = QDeclarativeEnginePrivate::getScriptEngine(engine);
+
+    if (!object)
+        return scriptEngine->nullValue();
+//        return newObject(scriptEngine, this, new ObjectData(object, type));
+
+    if (QObjectPrivate::get(object)->wasDeleted)
+       return scriptEngine->undefinedValue();
+
+    QDeclarativeData *ddata = QDeclarativeData::get(object, true);
+
+    if (!ddata) {
+       return scriptEngine->undefinedValue();
+    } else if (!ddata->indestructible && !object->parent()) {
+        return newObject(scriptEngine, this, new ObjectData(object, type));
+    } else if (!ddata->scriptValue) {
+        ddata->scriptValue = new QScriptValue(newObject(scriptEngine, this, new ObjectData(object, type)));
+        return *ddata->scriptValue;
+    } else if (ddata->scriptValue->engine() == QDeclarativeEnginePrivate::getScriptEngine(engine)) {
+        return *ddata->scriptValue;
+    } else {
+        return newObject(scriptEngine, this, new ObjectData(object, type));
+    }
+}
+
+QObject *QDeclarativeObjectScriptClass::toQObject(const QScriptValue &value) const
+{
+    return value.toQObject();
+}
+
+int QDeclarativeObjectScriptClass::objectType(const QScriptValue &value) const
+{
+    if (scriptClass(value) != this)
+        return QVariant::Invalid;
+
+    Object *o = object(value);
+    return ((ObjectData*)(o))->type;
+}
+
+QScriptClass::QueryFlags
+QDeclarativeObjectScriptClass::queryProperty(Object *object, const Identifier &name,
+                                    QScriptClass::QueryFlags flags)
+{
+    return queryProperty(toQObject(object), name, flags, 0);
+}
+
+QScriptClass::QueryFlags
+QDeclarativeObjectScriptClass::queryProperty(QObject *obj, const Identifier &name,
+                                    QScriptClass::QueryFlags flags, QDeclarativeContextData *evalContext,
+                                    QueryHints hints)
+{
+    Q_UNUSED(flags);
+    lastData = 0;
+    lastTNData = 0;
+
+    if (name == m_destroyId.identifier ||
+        name == m_toStringId.identifier)
+        return QScriptClass::HandlesReadAccess;
+
+    if (!obj)
+        return 0;
+
+    QDeclarativeEnginePrivate *enginePrivate = QDeclarativeEnginePrivate::get(engine);
+    lastData = QDeclarativePropertyCache::property(engine, obj, name, local);
+
+    if (lastData)
+        return QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess;
+
+    if (!(hints & SkipAttachedProperties)) {
+        if (!evalContext && context()) {
+            // Global object, QScriptContext activation object, QDeclarativeContext object
+            QScriptValue scopeNode = scopeChainValue(context(), -3);
+            if (scopeNode.isValid()) {
+                Q_ASSERT(scriptClass(scopeNode) == enginePrivate->contextClass);
+
+                evalContext = enginePrivate->contextClass->contextFromValue(scopeNode);
+            }
+        }
+
+        if (evalContext && evalContext->imports) {
+            QDeclarativeTypeNameCache::Data *data = evalContext->imports->data(name);
+            if (data) {
+                lastTNData = data;
+                return QScriptClass::HandlesReadAccess;
+            }
+        }
+    }
+
+    if (!(hints & ImplicitObject)) {
+        local.coreIndex = -1;
+        lastData = &local;
+        return QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess;
+    }
+
+    return 0;
+}
+
+QDeclarativeObjectScriptClass::Value
+QDeclarativeObjectScriptClass::property(Object *object, const Identifier &name)
+{
+    return property(toQObject(object), name);
+}
+
+QDeclarativeObjectScriptClass::Value
+QDeclarativeObjectScriptClass::property(QObject *obj, const Identifier &name)
+{
+    QScriptEngine *scriptEngine = QDeclarativeEnginePrivate::getScriptEngine(engine);
+
+    if (name == m_destroyId.identifier)
+        return Value(scriptEngine, m_destroy);
+    else if (name == m_toStringId.identifier)
+        return Value(scriptEngine, m_toString);
+
+    if (lastData && !lastData->isValid())
+        return Value();
+
+    Q_ASSERT(obj);
+
+    QDeclarativeEnginePrivate *enginePriv = QDeclarativeEnginePrivate::get(engine);
+
+    if (lastTNData) {
+
+        if (lastTNData->type)
+            return Value(scriptEngine, enginePriv->typeNameClass->newObject(obj, lastTNData->type));
+        else
+            return Value(scriptEngine, enginePriv->typeNameClass->newObject(obj, lastTNData->typeNamespace));
+
+    } else if (lastData->flags & QDeclarativePropertyCache::Data::IsFunction) {
+        if (lastData->flags & QDeclarativePropertyCache::Data::IsVMEFunction) {
+            return Value(scriptEngine, ((QDeclarativeVMEMetaObject *)(obj->metaObject()))->vmeMethod(lastData->coreIndex));
+        } else {
+            // Uncomment to use QtScript method call logic
+            // QScriptValue sobj = scriptEngine->newQObject(obj);
+            // return Value(scriptEngine, sobj.property(toString(name)));
+            return Value(scriptEngine, methods.newMethod(obj, lastData));
+        }
+    } else {
+        if (enginePriv->captureProperties && !(lastData->flags & QDeclarativePropertyCache::Data::IsConstant)) {
+            enginePriv->capturedProperties <<
+                QDeclarativeEnginePrivate::CapturedProperty(obj, lastData->coreIndex, lastData->notifyIndex);
+        }
+
+        if (QDeclarativeValueTypeFactory::isValueType((uint)lastData->propType)) {
+            QDeclarativeValueType *valueType = enginePriv->valueTypes[lastData->propType];
+            if (valueType)
+                return Value(scriptEngine, enginePriv->valueTypeClass->newObject(obj, lastData->coreIndex, valueType));
+        }
+
+        if (lastData->flags & QDeclarativePropertyCache::Data::IsQList) {
+            return Value(scriptEngine, enginePriv->listClass->newList(obj, lastData->coreIndex, lastData->propType));
+        } else if (lastData->flags & QDeclarativePropertyCache::Data::IsQObjectDerived) {
+            QObject *rv = 0;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, newQObject(rv, lastData->propType));
+        } else if (lastData->flags & QDeclarativePropertyCache::Data::IsQScriptValue) {
+            QScriptValue rv = scriptEngine->nullValue();
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else if (lastData->propType == QMetaType::QReal) {
+            qreal rv = 0;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else if (lastData->propType == QMetaType::Int || lastData->flags & QDeclarativePropertyCache::Data::IsEnumType) {
+            int rv = 0;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else if (lastData->propType == QMetaType::Bool) {
+            bool rv = false;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else if (lastData->propType == QMetaType::QString) {
+            QString rv;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else if (lastData->propType == QMetaType::UInt) {
+            uint rv = 0;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else if (lastData->propType == QMetaType::Float) {
+            float rv = 0;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else if (lastData->propType == QMetaType::Double) {
+            double rv = 0;
+            void *args[] = { &rv, 0 };
+            QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
+            return Value(scriptEngine, rv);
+        } else {
+            QVariant var = obj->metaObject()->property(lastData->coreIndex).read(obj);
+            return Value(scriptEngine, enginePriv->scriptValueFromVariant(var));
+        }
+    }
+}
+
+void QDeclarativeObjectScriptClass::setProperty(Object *object,
+                                       const Identifier &name,
+                                       const QScriptValue &value)
+{
+    return setProperty(toQObject(object), name, value, context());
+}
+
+void QDeclarativeObjectScriptClass::setProperty(QObject *obj,
+                                                const Identifier &name,
+                                                const QScriptValue &value,
+                                                QScriptContext *context,
+                                                QDeclarativeContextData *evalContext)
+{
+    Q_UNUSED(name);
+
+    Q_ASSERT(obj);
+    Q_ASSERT(lastData);
+    Q_ASSERT(context);
+
+    if (!lastData->isValid()) {
+        QString error = QLatin1String("Cannot assign to non-existent property \"") +
+                        toString(name) + QLatin1Char('\"');
+        context->throwError(error);
+        return;
+    }
+
+    if (!(lastData->flags & QDeclarativePropertyCache::Data::IsWritable) && 
+        !(lastData->flags & QDeclarativePropertyCache::Data::IsQList)) {
+        QString error = QLatin1String("Cannot assign to read-only property \"") +
+                        toString(name) + QLatin1Char('\"');
+        context->throwError(error);
+        return;
+    }
+
+    QDeclarativeEnginePrivate *enginePriv = QDeclarativeEnginePrivate::get(engine);
+
+    if (!evalContext) {
+        // Global object, QScriptContext activation object, QDeclarativeContext object
+        QScriptValue scopeNode = scopeChainValue(context, -3);
+        if (scopeNode.isValid()) {
+            Q_ASSERT(scriptClass(scopeNode) == enginePriv->contextClass);
+
+            evalContext = enginePriv->contextClass->contextFromValue(scopeNode);
+        }
+    }
+
+    QDeclarativeAbstractBinding *delBinding =
+        QDeclarativePropertyPrivate::setBinding(obj, lastData->coreIndex, -1, 0);
+    if (delBinding)
+        delBinding->destroy();
+
+    if (value.isNull() && lastData->flags & QDeclarativePropertyCache::Data::IsQObjectDerived) {
+        QObject *o = 0;
+        int status = -1;
+        int flags = 0;
+        void *argv[] = { &o, 0, &status, &flags };
+        QMetaObject::metacall(obj, QMetaObject::WriteProperty, lastData->coreIndex, argv);
+    } else if (value.isUndefined() && lastData->flags & QDeclarativePropertyCache::Data::IsResettable) {
+        void *a[] = { 0 };
+        QMetaObject::metacall(obj, QMetaObject::ResetProperty, lastData->coreIndex, a);
+    } else if (value.isUndefined() && lastData->propType == qMetaTypeId<QVariant>()) {
+        QDeclarativePropertyPrivate::write(obj, *lastData, QVariant(), evalContext);
+    } else if (value.isUndefined()) {
+        QString error = QLatin1String("Cannot assign [undefined] to ") +
+                        QLatin1String(QMetaType::typeName(lastData->propType));
+        context->throwError(error);
+    } else if (!value.isRegExp() && value.isFunction()) {
+        QString error = QLatin1String("Cannot assign a function to a property.");
+        context->throwError(error);
+    } else {
+        QVariant v;
+        if (lastData->flags & QDeclarativePropertyCache::Data::IsQList)
+            v = enginePriv->scriptValueToVariant(value, qMetaTypeId<QList<QObject *> >());
+        else
+            v = enginePriv->scriptValueToVariant(value, lastData->propType);
+
+        if (!QDeclarativePropertyPrivate::write(obj, *lastData, v, evalContext)) {
+            const char *valueType = 0;
+            if (v.userType() == QVariant::Invalid) valueType = "null";
+            else valueType = QMetaType::typeName(v.userType());
+
+            QString error = QLatin1String("Cannot assign ") +
+                            QLatin1String(valueType) +
+                            QLatin1String(" to ") +
+                            QLatin1String(QMetaType::typeName(lastData->propType));
+            context->throwError(error);
+        }
+    }
+}
+
+bool QDeclarativeObjectScriptClass::isQObject() const
+{
+    return true;
+}
+
+QObject *QDeclarativeObjectScriptClass::toQObject(Object *object, bool *ok)
+{
+    if (ok) *ok = true;
+
+    ObjectData *data = (ObjectData*)object;
+    return data->object.data();
+}
+
+QScriptValue QDeclarativeObjectScriptClass::tostring(QScriptContext *context, QScriptEngine *)
+{
+    QObject* obj = context->thisObject().toQObject();
+
+    QString ret;
+    if(obj){
+        QString objectName = obj->objectName();
+
+        ret += QString::fromUtf8(obj->metaObject()->className());
+        ret += QLatin1String("(0x");
+        ret += QString::number((intptr_t)obj,16);
+
+        if (!objectName.isEmpty()) {
+            ret += QLatin1String(", \"");
+            ret += objectName;
+            ret += QLatin1Char('\"');
+        }
+
+        ret += QLatin1Char(')');
+    }else{
+        ret += QLatin1String("null");
+    }
+    return QScriptValue(ret);
+}
+
+QScriptValue QDeclarativeObjectScriptClass::destroy(QScriptContext *context, QScriptEngine *engine)
+{
+    QDeclarativeEnginePrivate *p = QDeclarativeEnginePrivate::get(engine);
+    QScriptValue that = context->thisObject();
+
+    if (scriptClass(that) != p->objectClass)
+        return engine->undefinedValue();
+
+    ObjectData *data = (ObjectData *)p->objectClass->object(that);
+    if (!data->object)
+        return engine->undefinedValue();
+
+    QDeclarativeData *ddata = QDeclarativeData::get(data->object, false);
+    if (!ddata || ddata->indestructible)
+        return engine->currentContext()->throwError(QLatin1String("Invalid attempt to destroy() an indestructible object"));
+
+    QObject *obj = data->object;
+    int delay = 0;
+    if (context->argumentCount() > 0)
+        delay = context->argument(0).toInt32();
+    if (delay > 0)
+        QTimer::singleShot(delay, obj, SLOT(deleteLater()));
+    else
+        obj->deleteLater();
+
+    return engine->undefinedValue();
+}
+
+QStringList QDeclarativeObjectScriptClass::propertyNames(Object *object)
+{
+    QObject *obj = toQObject(object);
+    if (!obj)
+        return QStringList();
+
+    QDeclarativeEnginePrivate *enginePrivate = QDeclarativeEnginePrivate::get(engine);
+
+    QDeclarativePropertyCache *cache = 0;
+    QDeclarativeData *ddata = QDeclarativeData::get(obj);
+    if (ddata)
+        cache = ddata->propertyCache;
+    if (!cache) {
+        cache = enginePrivate->cache(obj);
+        if (cache) {
+            if (ddata) { cache->addref(); ddata->propertyCache = cache; }
+        } else {
+            // Not cachable - fall back to QMetaObject (eg. dynamic meta object)
+            // XXX QDeclarativeOpenMetaObject has a cache, so this is suboptimal.
+            // XXX This is a workaround for QTBUG-9420.
+            const QMetaObject *mo = obj->metaObject();
+            QStringList r;
+            int pc = mo->propertyCount();
+            int po = mo->propertyOffset();
+            for (int i=po; i<pc; ++i)
+                r += QString::fromUtf8(mo->property(i).name());
+            return r;
+        }
+    }
+    return cache->propertyNames();
+}
+
+bool QDeclarativeObjectScriptClass::compare(Object *o1, Object *o2)
+{
+    ObjectData *d1 = (ObjectData *)o1;
+    ObjectData *d2 = (ObjectData *)o2;
+
+    return d1 == d2 || d1->object == d2->object;
+}
+
+struct MethodData : public QScriptDeclarativeClass::Object {
+    MethodData(QObject *o, const QDeclarativePropertyCache::Data &d) : object(o), data(d) {}
+
+    QDeclarativeGuard<QObject> object;
+    QDeclarativePropertyCache::Data data;
+};
+
+QDeclarativeObjectMethodScriptClass::QDeclarativeObjectMethodScriptClass(QDeclarativeEngine *bindEngine)
+: QScriptDeclarativeClass(QDeclarativeEnginePrivate::getScriptEngine(bindEngine)),
+  engine(bindEngine)
+{
+    qRegisterMetaType<QList<QObject *> >("QList<QObject *>");
+
+    setSupportsCall(true);
+
+    QScriptEngine *scriptEngine = QDeclarativeEnginePrivate::getScriptEngine(engine);
+
+    m_connect = scriptEngine->newFunction(connect);
+    m_connectId = createPersistentIdentifier(QLatin1String("connect"));
+    m_disconnect = scriptEngine->newFunction(disconnect);
+    m_disconnectId = createPersistentIdentifier(QLatin1String("disconnect"));
+}
+
+QDeclarativeObjectMethodScriptClass::~QDeclarativeObjectMethodScriptClass()
+{
+}
+
+QScriptValue QDeclarativeObjectMethodScriptClass::newMethod(QObject *object, const QDeclarativePropertyCache::Data *method)
+{
+    QScriptEngine *scriptEngine = QDeclarativeEnginePrivate::getScriptEngine(engine);
+
+    return newObject(scriptEngine, this, new MethodData(object, *method));
+}
+
+QScriptValue QDeclarativeObjectMethodScriptClass::connect(QScriptContext *context, QScriptEngine *engine)
+{
+    QDeclarativeEnginePrivate *p = QDeclarativeEnginePrivate::get(engine);
+
+    QScriptValue that = context->thisObject();
+    if (&p->objectClass->methods != scriptClass(that))
+        return engine->undefinedValue();
+
+    MethodData *data = (MethodData *)object(that);
+
+    if (!data->object || context->argumentCount() == 0)
+        return engine->undefinedValue();
+
+    QByteArray signal("2");
+    signal.append(data->object->metaObject()->method(data->data.coreIndex).signature());
+
+    if (context->argumentCount() == 1) {
+        qScriptConnect(data->object, signal.constData(), QScriptValue(), context->argument(0));
+    } else {
+        qScriptConnect(data->object, signal.constData(), context->argument(0), context->argument(1));
+    }
+
+    return engine->undefinedValue();
+}
+
+QScriptValue QDeclarativeObjectMethodScriptClass::disconnect(QScriptContext *context, QScriptEngine *engine)
+{
+    QDeclarativeEnginePrivate *p = QDeclarativeEnginePrivate::get(engine);
+
+    QScriptValue that = context->thisObject();
+    if (&p->objectClass->methods != scriptClass(that))
+        return engine->undefinedValue();
+
+    MethodData *data = (MethodData *)object(that);
+
+    if (!data->object || context->argumentCount() == 0)
+        return engine->undefinedValue();
+
+    QByteArray signal("2");
+    signal.append(data->object->metaObject()->method(data->data.coreIndex).signature());
+
+    if (context->argumentCount() == 1) {
+        qScriptDisconnect(data->object, signal.constData(), QScriptValue(), context->argument(0));
+    } else {
+        qScriptDisconnect(data->object, signal.constData(), context->argument(0), context->argument(1));
+    }
+
+    return engine->undefinedValue();
+}
+
+QScriptClass::QueryFlags
+QDeclarativeObjectMethodScriptClass::queryProperty(Object *, const Identifier &name,
+                                                   QScriptClass::QueryFlags flags)
+{
+    Q_UNUSED(flags);
+    if (name == m_connectId.identifier || name == m_disconnectId.identifier)
+        return QScriptClass::HandlesReadAccess;
+    else
+        return 0;
+
+}
+
+QDeclarativeObjectMethodScriptClass::Value
+QDeclarativeObjectMethodScriptClass::property(Object *, const Identifier &name)
+{
+    QScriptEngine *scriptEngine = QDeclarativeEnginePrivate::getScriptEngine(engine);
+
+    if (name == m_connectId.identifier)
+        return Value(scriptEngine, m_connect);
+    else if (name == m_disconnectId.identifier)
+        return Value(scriptEngine, m_disconnect);
+    else
+        return Value();
+}
+
+namespace {
+struct MetaCallArgument {
+    inline MetaCallArgument();
+    inline ~MetaCallArgument();
+    inline void *dataPtr();
+
+    inline void initAsType(int type, QDeclarativeEngine *);
+    void fromScriptValue(int type, QDeclarativeEngine *, const QScriptValue &);
+    inline QScriptDeclarativeClass::Value toValue(QDeclarativeEngine *);
+
+private:
+    MetaCallArgument(const MetaCallArgument &);
+
+    inline void cleanup();
+
+    char data[4 * sizeof(void *)];
+    int type;
+};
+}
+
+MetaCallArgument::MetaCallArgument()
+: type(QVariant::Invalid)
+{
+}
+
+MetaCallArgument::~MetaCallArgument()
+{
+    cleanup();
+}
+
+void MetaCallArgument::cleanup()
+{
+    if (type == QMetaType::QString) {
+        ((QString *)&data)->~QString();
+    } else if (type == -1 || type == qMetaTypeId<QVariant>()) {
+        ((QVariant *)&data)->~QVariant();
+    } else if (type == qMetaTypeId<QScriptValue>()) {
+        ((QScriptValue *)&data)->~QScriptValue();
+    } else if (type == qMetaTypeId<QList<QObject *> >()) {
+        ((QList<QObject *> *)&data)->~QList<QObject *>();
+    }
+}
+
+void *MetaCallArgument::dataPtr()
+{
+    if (type == -1)
+        return ((QVariant *)data)->data();
+    else
+        return (void *)&data;
+}
+
+void MetaCallArgument::initAsType(int callType, QDeclarativeEngine *e)
+{
+    if (type != 0) { cleanup(); type = 0; }
+    if (callType == 0) return;
+
+    QScriptEngine *engine = QDeclarativeEnginePrivate::getScriptEngine(e);
+
+    if (callType == qMetaTypeId<QScriptValue>()) {
+        new (&data) QScriptValue(engine->undefinedValue());
+        type = callType;
+    } else if (callType == QMetaType::Int ||
+               callType == QMetaType::UInt ||
+               callType == QMetaType::Bool ||
+               callType == QMetaType::Double ||
+               callType == QMetaType::Float) {
+        type = callType;
+    } else if (callType == QMetaType::QObjectStar) {
+        *((QObject **)&data) = 0;
+        type = callType;
+    } else if (callType == QMetaType::QString) {
+        new (&data) QString();
+        type = callType;
+    } else if (callType == qMetaTypeId<QVariant>()) {
+        type = callType;
+        new (&data) QVariant();
+    } else if (callType == qMetaTypeId<QList<QObject *> >()) {
+        type = callType;
+        new (&data) QList<QObject *>();
+    } else {
+        type = -1;
+        new (&data) QVariant(callType, (void *)0);
+    }
+}
+
+void MetaCallArgument::fromScriptValue(int callType, QDeclarativeEngine *engine, const QScriptValue &value)
+{
+    if (type != 0) { cleanup(); type = 0; }
+
+    if (callType == qMetaTypeId<QScriptValue>()) {
+        new (&data) QScriptValue(value);
+        type = qMetaTypeId<QScriptValue>();
+    } else if (callType == QMetaType::Int) {
+        *((int *)&data) = int(value.toInt32());
+        type = callType;
+    } else if (callType == QMetaType::UInt) {
+        *((uint *)&data) = uint(value.toUInt32());
+        type = callType;
+    } else if (callType == QMetaType::Bool) {
+        *((bool *)&data) = value.toBool();
+        type = callType;
+    } else if (callType == QMetaType::Double) {
+        *((double *)&data) = double(value.toNumber());
+        type = callType;
+    } else if (callType == QMetaType::Float) {
+        *((float *)&data) = float(value.toNumber());
+        type = callType;
+    } else if (callType == QMetaType::QString) {
+        if (value.isNull() || value.isUndefined())
+            new (&data) QString();
+        else
+            new (&data) QString(value.toString());
+        type = callType;
+    } else if (callType == QMetaType::QObjectStar) {
+        *((QObject **)&data) = value.toQObject();
+        type = callType;
+    } else if (callType == qMetaTypeId<QVariant>()) {
+        new (&data) QVariant(QDeclarativeEnginePrivate::get(engine)->scriptValueToVariant(value));
+        type = callType;
+    } else if (callType == qMetaTypeId<QList<QObject*> >()) {
+        QList<QObject *> *list = new (&data) QList<QObject *>(); 
+        if (value.isArray()) {
+            int length = value.property(QLatin1String("length")).toInt32();
+            for (int ii = 0; ii < length; ++ii) {
+                QScriptValue arrayItem = value.property(ii);
+                QObject *d = arrayItem.toQObject();
+                list->append(d);
+            }
+        } else if (QObject *d = value.toQObject()) {
+            list->append(d);
+        }
+        type = callType;
+    } else {
+        new (&data) QVariant();
+        type = -1;
+
+        QVariant v = QDeclarativeEnginePrivate::get(engine)->scriptValueToVariant(value);
+        if (v.userType() == callType) {
+            *((QVariant *)&data) = v;
+        } else if (v.canConvert((QVariant::Type)callType)) {
+            *((QVariant *)&data) = v;
+            ((QVariant *)&data)->convert((QVariant::Type)callType);
+        } else {
+            *((QVariant *)&data) = QVariant(callType, (void *)0);
+        }
+    }
+}
+
+QScriptDeclarativeClass::Value MetaCallArgument::toValue(QDeclarativeEngine *e)
+{
+    QScriptEngine *engine = QDeclarativeEnginePrivate::getScriptEngine(e);
+
+    if (type == qMetaTypeId<QScriptValue>()) {
+        return QScriptDeclarativeClass::Value(engine, *((QScriptValue *)&data));
+    } else if (type == QMetaType::Int) {
+        return QScriptDeclarativeClass::Value(engine, *((int *)&data));
+    } else if (type == QMetaType::UInt) {
+        return QScriptDeclarativeClass::Value(engine, *((uint *)&data));
+    } else if (type == QMetaType::Bool) {
+        return QScriptDeclarativeClass::Value(engine, *((bool *)&data));
+    } else if (type == QMetaType::Double) {
+        return QScriptDeclarativeClass::Value(engine, *((double *)&data));
+    } else if (type == QMetaType::Float) {
+        return QScriptDeclarativeClass::Value(engine, *((float *)&data));
+    } else if (type == QMetaType::QString) {
+        return QScriptDeclarativeClass::Value(engine, *((QString *)&data));
+    } else if (type == QMetaType::QObjectStar) {
+        QObject *object = *((QObject **)&data);
+        if (object)
+            QDeclarativeData::get(object, true)->setImplicitDestructible();
+        QDeclarativeEnginePrivate *priv = QDeclarativeEnginePrivate::get(e);
+        return QScriptDeclarativeClass::Value(engine, priv->objectClass->newQObject(object));
+    } else if (type == qMetaTypeId<QList<QObject *> >()) {
+        QList<QObject *> &list = *(QList<QObject *>*)&data;
+        QScriptValue rv = engine->newArray(list.count());
+        QDeclarativeEnginePrivate *priv = QDeclarativeEnginePrivate::get(e);
+        for (int ii = 0; ii < list.count(); ++ii) {
+            QObject *object = list.at(ii);
+            QDeclarativeData::get(object, true)->setImplicitDestructible();
+            rv.setProperty(ii, priv->objectClass->newQObject(object));
+        }
+        return QScriptDeclarativeClass::Value(engine, rv);
+    } else if (type == -1 || type == qMetaTypeId<QVariant>()) {
+        return QScriptDeclarativeClass::Value(engine, QDeclarativeEnginePrivate::get(e)->scriptValueFromVariant(*((QVariant *)&data)));
+    } else {
+        return QScriptDeclarativeClass::Value();
+    }
+}
+
+QDeclarativeObjectMethodScriptClass::Value QDeclarativeObjectMethodScriptClass::call(Object *o, QScriptContext *ctxt)
+{
+    MethodData *method = static_cast<MethodData *>(o);
+
+    if (method->data.flags & QDeclarativePropertyCache::Data::HasArguments) {
+
+        QMetaMethod m = method->object->metaObject()->method(method->data.coreIndex);
+        QList<QByteArray> argTypeNames = m.parameterTypes();
+        QVarLengthArray<int, 9> argTypes(argTypeNames.count());
+
+        // ### Cache
+        for (int ii = 0; ii < argTypeNames.count(); ++ii) {
+            argTypes[ii] = QMetaType::type(argTypeNames.at(ii));
+            if (argTypes[ii] == QVariant::Invalid)
+                return Value(ctxt, ctxt->throwError(QString::fromLatin1("Unknown method parameter type: %1").arg(QLatin1String(argTypeNames.at(ii)))));
+        }
+
+        if (argTypes.count() > ctxt->argumentCount())
+            return Value(ctxt, ctxt->throwError(QLatin1String("Insufficient arguments")));
+
+        QVarLengthArray<MetaCallArgument, 9> args(argTypes.count() + 1);
+        args[0].initAsType(method->data.propType, engine);
+
+        for (int ii = 0; ii < argTypes.count(); ++ii)
+            args[ii + 1].fromScriptValue(argTypes[ii], engine, ctxt->argument(ii));
+
+        QVarLengthArray<void *, 9> argData(args.count());
+        for (int ii = 0; ii < args.count(); ++ii)
+            argData[ii] = args[ii].dataPtr();
+
+        QMetaObject::metacall(method->object, QMetaObject::InvokeMetaMethod, method->data.coreIndex, argData.data());
+
+        return args[0].toValue(engine);
+
+    } else if (method->data.propType != 0) {
+
+        MetaCallArgument arg;
+        arg.initAsType(method->data.propType, engine);
+
+        void *args[] = { arg.dataPtr() };
+
+        QMetaObject::metacall(method->object, QMetaObject::InvokeMetaMethod, method->data.coreIndex, args);
+
+        return arg.toValue(engine);
+
+    } else {
+
+        void *args[] = { 0 };
+        QMetaObject::metacall(method->object, QMetaObject::InvokeMetaMethod, method->data.coreIndex, args);
+        return Value();
+
+    }
+    return Value();
+}
+
+QT_END_NAMESPACE
+