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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef DEFAULT_EXTENSIONFACTORY_H
#define DEFAULT_EXTENSIONFACTORY_H
#include <QtDesigner/extension_global.h>
#include <QtDesigner/extension.h>
#include <QtCore/qmap.h>
#include <QtCore/qhash.h>
#include <QtCore/qpair.h>
QT_BEGIN_NAMESPACE
class QExtensionManager;
class QDESIGNER_EXTENSION_EXPORT QExtensionFactory : public QObject, public QAbstractExtensionFactory
{
Q_OBJECT
Q_INTERFACES(QAbstractExtensionFactory)
public:
explicit QExtensionFactory(QExtensionManager *parent = nullptr);
QObject *extension(QObject *object, const QString &iid) const override;
QExtensionManager *extensionManager() const;
private Q_SLOTS:
void objectDestroyed(QObject *object);
protected:
virtual QObject *createExtension(QObject *object, const QString &iid, QObject *parent) const;
private:
typedef QPair<QString,QObject*> IdObjectKey;
typedef QMap< IdObjectKey, QObject*> ExtensionMap;
mutable ExtensionMap m_extensions;
typedef QHash<QObject*, bool> ExtendedSet;
mutable ExtendedSet m_extended;
};
QT_END_NAMESPACE
#endif // DEFAULT_EXTENSIONFACTORY_H
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