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-/****************************************************************************
-**
-** Copyright (C) 2013 Sandro S. Andrade <sandroandrade@kde.org>
-** Contact: http://www.qt-project.org/legal
-**
-** This file is part of the QtModeling 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 QWRAPPEDOBJECT_H
-#define QWRAPPEDOBJECT_H
-
-#include <QtModeling/QtModelingGlobal>
-
-#include <QtCore/QObject>
-#include "private/qobject_p.h"
-
-#include <QtCore/QSet>
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(QtModeling)
-
-#define Q_WRAPPEDOBJECT_REGISTRY \
- QHash<QString, QWrappedObject *> &wrappedObjectsRegistry = this->wrappedObjectsRegistry(); \
- QWrappedObject *wrappedObject;
-
-#define Q_WRAP_OBJECT(className) \
- wrappedObject = wrappedObjectsRegistry.value(QStringLiteral(#className)); \
- if (!wrappedObject) { \
- wrappedObject = new className(this, parent); \
- wrappedObjectsRegistry.insert(QStringLiteral(#className), wrappedObject); \
- } \
- wrappedObject->setWrapper(this)
-
-#define Q_DERIVEDUNION_CONNECTION(subsetting, subsetted) \
- QObject::connect(&subsetting, SIGNAL(objectInserted(QObject*)), &subsetted, SLOT(insert(QObject*))); \
- QObject::connect(&subsetting, SIGNAL(objectRemoved(QObject*)), &subsetted, SLOT(remove(QObject*)));
-
-class QWrappedObjectPrivate;
-
-class Q_MODELING_EXPORT QWrappedObject : public QObject
-{
- Q_OBJECT
- Q_DECLARE_PRIVATE(QWrappedObject)
-
-public:
- explicit QWrappedObject(QWrappedObject *wrapper, QObject *parent = 0);
-
- virtual ~QWrappedObject();
-
- inline QWrappedObject *wrapper() const;
- inline void setWrapper(QWrappedObject *wrapper);
- inline QList<QPointer<QWrappedObject> > &wrappedObjects();
-
- inline void setObjectName(const QString &name)
- {
- QObject::setObjectName(name);
- foreach (QWrappedObject *wrapped, wrappedObjects())
- wrapped->setObjectName(name);
- }
-
-// template <class T>
-// inline const T *as() const;
-
- template <class T>
- inline T *as();
-
-// template <class T>
-// inline const T *privateAs() const;
-
- template <class T>
- inline T *privateAs();
-
-protected:
- explicit QWrappedObject(QWrappedObjectPrivate &dd, QWrappedObject *wrapper = 0, QObject *parent = 0);
- inline QHash<QString, QWrappedObject *> &wrappedObjectsRegistry();
-
-private:
- inline void initialize(QWrappedObject *wrapper);
-};
-
-template <class T>
-inline T qwrappedobject_cast(QWrappedObject *base, bool restoreToWrapper = true)
-{
- if (!base)
- return T(); // invalid pointer
- while (restoreToWrapper && base->wrapper())
- base = base->wrapper();
- if (dynamic_cast<T>(base))
- return dynamic_cast<T>(base);
- foreach (QWrappedObject *wrappedObject, base->wrappedObjects()) {
- T returnValue = qwrappedobject_cast<T>(wrappedObject, false);
- if (returnValue != T())
- return returnValue;
- }
- return T(); // not found
-}
-
-template <class T>
-inline T qwrappedobject_cast(const QWrappedObject *base, bool restoreToWrapper = true)
-{
- return qwrappedobject_cast<T>(const_cast<QWrappedObject *>(base), restoreToWrapper);
-}
-
-//template <class T>
-//inline const T *QWrappedObject::QWrappedObject::as() const
-//{
-// return qwrappedobject_cast<T *>(this);
-//}
-
-template <class T>
-inline T *QWrappedObject::QWrappedObject::as()
-{
- return qwrappedobject_cast<T *>(this);
-}
-
-//template <class T>
-//inline const T *QWrappedObject::QWrappedObject::privateAs() const
-//{
-// Q_D(const QWrappedObject);
-// return qwrappedobject_cast<T *>(d);
-//}
-
-template <class T>
-inline T *QWrappedObject::QWrappedObject::privateAs()
-{
- Q_D(QWrappedObject);
- return qwrappedobject_cast<T *>(d);
-}
-
-inline QWrappedObject *qTopLevelWrapper(QWrappedObject *wrapped)
-{
- if (!wrapped)
- return 0;
- while (wrapped->wrapper())
- wrapped = wrapped->wrapper();
- return wrapped;
-}
-
-class Q_MODELING_EXPORT QWrappedObjectPrivate : public QObjectPrivate
-{
- Q_DECLARE_PUBLIC(QWrappedObject)
-
-public:
- explicit QWrappedObjectPrivate() : wrapper(0) { }
-
- inline static QWrappedObjectPrivate *get(QWrappedObject *o)
- {
- return dynamic_cast<QWrappedObjectPrivate *>(o->d_func());
- }
-
- QWrappedObject *wrapper;
- QList< QPointer<QWrappedObject> > wrappedObjects;
- QHash<QString, QWrappedObject *>wrappedObjectsRegistry;
-};
-
-template <class T>
-inline T qwrappedobject_cast(QWrappedObjectPrivate *base, bool restoreToWrapper = true)
-{
- if (!base)
- return T(); // invalid pointer
- while (restoreToWrapper && base->wrapper)
- base = QWrappedObjectPrivate::get(base->wrapper);
- if (dynamic_cast<T>(base))
- return dynamic_cast<T>(base);
- foreach (QWrappedObject *wrappedObject, base->wrappedObjects) {
- T returnValue = qwrappedobject_cast<T>(QWrappedObjectPrivate::get(wrappedObject), false);
- if (returnValue != T())
- return returnValue;
- }
- return T(); // not found
-}
-
-template <class T>
-inline T qwrappedobject_cast(const QWrappedObjectPrivate *base, bool restoreToWrapper = true)
-{
- return qwrappedobject_cast<T>(const_cast<QWrappedObjectPrivate *>(base), restoreToWrapper);
-}
-
-inline QWrappedObject *QWrappedObject::wrapper() const
-{
- Q_D(const QWrappedObject);
- return d->wrapper;
-}
-
-inline void QWrappedObject::setWrapper(QWrappedObject *wrapper)
-{
- Q_D(QWrappedObject);
- if (wrapper) {
- d->wrapper = wrapper;
- QList< QPointer<QWrappedObject> > &wrappedObjects = wrapper->d_func()->wrappedObjects;
- if (!wrappedObjects.contains(this))
- wrappedObjects.append(this);
- }
-}
-
-inline QList< QPointer<QWrappedObject> > &QWrappedObject::wrappedObjects()
-{
- Q_D(QWrappedObject);
- return d->wrappedObjects;
-}
-
-inline QHash<QString, QWrappedObject *> &QWrappedObject::wrappedObjectsRegistry()
-{
- return qTopLevelWrapper(this)->d_func()->wrappedObjectsRegistry;
-}
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif // QWRAPPEDOBJECT_H
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