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/****************************************************************************
**
** Copyright (C) 2015 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtWaylandCompositor module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWAYLANDEXTENSION_H
#define QWAYLANDEXTENSION_H
#include <QtCompositor/qwaylandexport.h>
#include <wayland-server.h>
#include <QtCore/QObject>
#include <QtCore/QVector>
QT_BEGIN_NAMESPACE
class QWaylandCompositor;
class QWaylandExtension;
class QWaylandExtensionPrivate;
class QWaylandExtensionTemplatePrivate;
class Q_COMPOSITOR_EXPORT QWaylandExtensionContainer
{
public:
virtual ~QWaylandExtensionContainer();
QWaylandExtension *extension(const QByteArray &name);
QWaylandExtension *extension(const wl_interface *interface);
QVector<QWaylandExtension *> extensions() const;
void addExtension(QWaylandExtension *extension);
void removeExtension(QWaylandExtension *extension);
protected:
QVector<QWaylandExtension *> extension_vector;
};
class Q_COMPOSITOR_EXPORT QWaylandExtension : public QObject
{
Q_OBJECT
Q_DECLARE_PRIVATE(QWaylandExtension)
public:
QWaylandExtension(QWaylandExtensionContainer *container, QObject *parent = 0);
virtual ~QWaylandExtension();
virtual const struct wl_interface *extensionInterface() const = 0;
protected:
QWaylandExtension(QWaylandExtensionPrivate &dd, QObject *parent = 0);
};
template <typename T>
class Q_COMPOSITOR_EXPORT QWaylandExtensionTemplate : public QWaylandExtension
{
Q_DECLARE_PRIVATE(QWaylandExtensionTemplate)
public:
QWaylandExtensionTemplate(QWaylandExtensionContainer *container, QObject *parent = 0)
: QWaylandExtension(container, parent)
{ }
const struct wl_interface *extensionInterface() const Q_DECL_OVERRIDE
{
return T::interface();
}
static T *get(QWaylandExtensionContainer *container)
{
if (!container) return Q_NULLPTR;
return qobject_cast<T *>(container->extension(T::interfaceName()));
}
protected:
QWaylandExtensionTemplate(QWaylandExtensionTemplatePrivate &dd, QObject *parent = 0)
: QWaylandExtension(dd, parent)
{ }
};
QT_END_NAMESPACE
#endif
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