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+/****************************************************************************
+**
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QV4QOBJECTWRAPPER_P_H
+#define QV4QOBJECTWRAPPER_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 <QtCore/qglobal.h>
+#include <QtCore/qmetatype.h>
+#include <QtCore/qpair.h>
+#include <QtCore/qhash.h>
+#include <private/qhashedstring_p.h>
+#include <private/qqmldata_p.h>
+#include <private/qqmlpropertycache_p.h>
+#include <private/qintrusivelist_p.h>
+
+#include <private/qv4value_p.h>
+#include <private/qv4functionobject_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QObject;
+class QQmlData;
+class QQmlPropertyCache;
+class QQmlPropertyData;
+
+namespace QV4 {
+struct QObjectSlotDispatcher;
+
+struct Q_QML_EXPORT QObjectWrapper : public QV4::Object
+{
+    Q_MANAGED
+
+    enum RevisionMode { IgnoreRevision, CheckRevision };
+
+    static void initializeBindings(ExecutionEngine *engine);
+
+    QObject *object() const { return m_object.data(); }
+
+    Value getQmlProperty(ExecutionContext *ctx, QQmlContextData *qmlContext, String *name, RevisionMode revisionMode, bool *hasProperty = 0, bool includeImports = false);
+    static Value getQmlProperty(ExecutionContext *ctx, QQmlContextData *qmlContext, QObject *object, String *name, RevisionMode revisionMode, bool *hasProperty = 0);
+
+    static bool setQmlProperty(ExecutionContext *ctx, QQmlContextData *qmlContext, QObject *object, String *name, RevisionMode revisionMode, const Value &value);
+
+    static Value wrap(ExecutionEngine *engine, QObject *object);
+
+    using Object::get;
+
+private:
+    static Value create(ExecutionEngine *engine, QQmlData *ddata, QObject *object);
+
+    QObjectWrapper(ExecutionEngine *engine, QObject *object);
+
+    QQmlPropertyData *findProperty(ExecutionEngine *engine, QQmlContextData *qmlContext, String *name, RevisionMode revisionMode, QQmlPropertyData *local) const;
+
+    QPointer<QObject> m_object;
+    String *m_destroy;
+    String *m_toString;
+
+    static Value get(Managed *m, String *name, bool *hasProperty);
+    static void put(Managed *m, String *name, const Value &value);
+    static PropertyAttributes query(const Managed *, String *name);
+    static Property *advanceIterator(Managed *m, ObjectIterator *it, String **name, uint *index, PropertyAttributes *attributes);
+    static void markObjects(Managed *that);
+    static void collectDeletables(Managed *m, GCDeletable **deletable);
+    static void destroy(Managed *that)
+    {
+        static_cast<QObjectWrapper *>(that)->~QObjectWrapper();
+    }
+
+    static Value method_connect(SimpleCallContext *ctx);
+    static Value method_disconnect(SimpleCallContext *ctx);
+};
+
+struct QObjectMethod : public QV4::FunctionObject
+{
+    Q_MANAGED
+
+    enum { DestroyMethod = -1, ToStringMethod = -2 };
+
+    static Value create(QV4::ExecutionContext *scope, QObject *object, int index, const Value &qmlGlobal = Value::undefinedValue());
+
+    int methodIndex() const { return m_index; }
+    QObject *object() const { return m_object.data(); }
+
+private:
+    QObjectMethod(QV4::ExecutionContext *scope, QObject *object, int index, const QV4::Value &qmlGlobal);
+
+    QV4::Value method_toString(QV4::ExecutionContext *ctx);
+    QV4::Value method_destroy(QV4::ExecutionContext *ctx, Value *args, int argc);
+
+    QPointer<QObject> m_object;
+    int m_index;
+    QV4::PersistentValue m_qmlGlobal;
+
+    static Value call(Managed *, const Value &thisObject, Value *args, int argc);
+
+    Value callInternal(const Value &, Value *args, int argc);
+
+    static void destroy(Managed *that)
+    {
+        static_cast<QObjectMethod *>(that)->~QObjectMethod();
+    }
+};
+
+struct QmlSignalHandler : public QV4::Object
+{
+    Q_MANAGED
+
+    QmlSignalHandler(ExecutionEngine *engine, QObject *object, int signalIndex);
+
+    int signalIndex() const { return m_signalIndex; }
+    QObject *object() const { return m_object.data(); }
+
+private:
+    QPointer<QObject> m_object;
+    int m_signalIndex;
+
+    static void destroy(Managed *that)
+    {
+        static_cast<QmlSignalHandler *>(that)->~QmlSignalHandler();
+    }
+};
+
+class MultiplyWrappedQObjectMap : public QObject,
+                                  private QHash<QObject*, Object*>
+{
+    Q_OBJECT
+public:
+    typedef QHash<QObject*, Object*>::ConstIterator ConstIterator;
+    typedef QHash<QObject*, Object*>::Iterator Iterator;
+
+    ConstIterator begin() const { return QHash<QObject*, Object*>::constBegin(); }
+    Iterator begin() { return QHash<QObject*, Object*>::begin(); }
+    ConstIterator end() const { return QHash<QObject*, Object*>::constEnd(); }
+    Iterator end() { return QHash<QObject*, Object*>::end(); }
+
+    void insert(QObject *key, Object *value);
+    Object *value(QObject *key) const { return QHash<QObject*, Object*>::value(key, 0); }
+    Iterator erase(Iterator it);
+    void remove(QObject *key);
+
+private slots:
+    void removeDestroyedObject(QObject*);
+};
+
+}
+
+QT_END_NAMESPACE
+
+#endif // QV4QOBJECTWRAPPER_P_H
+
+