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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtQml 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.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QV8ENGINE_IMPL_P_H
+#define QV8ENGINE_IMPL_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qv8engine_p.h"
+#include "qjsvalue_p.h"
+#include "qjsconverter_p.h"
+#include "qjsvalueiterator_p.h"
+
+QT_BEGIN_NAMESPACE
+
+inline v8::Handle<v8::Value> QV8Engine::makeJSValue(bool value)
+{
+    return value ? v8::True() : v8::False();
+}
+
+inline v8::Local<v8::Value> QV8Engine::makeJSValue(int value)
+{
+    return v8::Integer::New(value);
+}
+
+inline v8::Local<v8::Value> QV8Engine::makeJSValue(uint value)
+{
+    return v8::Integer::NewFromUnsigned(value);
+}
+
+inline v8::Local<v8::Value> QV8Engine::makeJSValue(double value)
+{
+    return v8::Number::New(value);
+}
+
+inline v8::Handle<v8::Value> QV8Engine::makeJSValue(QJSValue::SpecialValue value) {
+    if (value == QJSValue::NullValue)
+        return v8::Null();
+    return v8::Undefined();
+}
+
+inline v8::Local<v8::Value> QV8Engine::makeJSValue(const QString &value)
+{
+    return QJSConverter::toString(value);
+}
+
+class QtScriptBagCleaner
+{
+public:
+    template<class T>
+    void operator () (T* value) const
+    {
+        value->reinitialize();
+    }
+    void operator () (QJSValueIteratorPrivate *iterator) const
+    {
+        iterator->invalidate();
+    }
+};
+
+inline void QV8Engine::registerValue(QJSValuePrivate *data)
+{
+    m_values.insert(data);
+}
+
+inline void QV8Engine::unregisterValue(QJSValuePrivate *data)
+{
+    m_values.remove(data);
+}
+
+inline void QV8Engine::invalidateAllValues()
+{
+    ValueList::iterator it;
+    for (it = m_values.begin(); it != m_values.end(); it = it.erase())
+        (*it)->invalidate();
+    Q_ASSERT(m_values.isEmpty());
+}
+
+inline void QV8Engine::registerValueIterator(QJSValueIteratorPrivate *data)
+{
+    m_valueIterators.insert(data);
+}
+
+inline void QV8Engine::unregisterValueIterator(QJSValueIteratorPrivate *data)
+{
+    m_valueIterators.remove(data);
+}
+
+inline void QV8Engine::invalidateAllIterators()
+{
+    ValueIteratorList::iterator it;
+    for (it = m_valueIterators.begin(); it != m_valueIterators.end(); it = it.erase())
+        (*it)->invalidate();
+    Q_ASSERT(m_valueIterators.isEmpty());
+}
+
+/*!
+  \internal
+  \note property can be index (v8::Integer) or a property (v8::String) name, according to ECMA script
+  property would be converted to a string.
+*/
+inline QJSValuePrivate::PropertyFlags QV8Engine::getPropertyFlags(v8::Handle<v8::Object> object, v8::Handle<v8::Value> property)
+{
+    QJSValuePrivate::PropertyFlags flags = m_originalGlobalObject.getPropertyFlags(object, property);
+    return flags;
+}
+
+QScriptPassPointer<QJSValuePrivate> QV8Engine::evaluate(const QString& program, const QString& fileName, int lineNumber)
+{
+    v8::TryCatch tryCatch;
+    v8::ScriptOrigin scriptOrigin(QJSConverter::toString(fileName), v8::Integer::New(lineNumber - 1));
+    v8::Handle<v8::Script> script;
+    script = v8::Script::Compile(QJSConverter::toString(program), &scriptOrigin);
+    if (script.IsEmpty()) {
+        // TODO: Why don't we get the exception, as with Script::Compile()?
+        // Q_ASSERT(tryCatch.HasCaught());
+        v8::Handle<v8::Value> error = v8::Exception::SyntaxError(v8::String::New(""));
+        setException(error);
+        return new QJSValuePrivate(this, error);
+    }
+    return evaluate(script, tryCatch);
+}
+
+QT_END_NAMESPACE
+
+#endif // QV8ENGINE_IMPL_P_H