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