| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtWaylandCompositor module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** 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 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** 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 QWAYLANDEXTENSION_H |
| #define QWAYLANDEXTENSION_H |
| |
| #include <QtWaylandCompositor/qtwaylandcompositorglobal.h> |
| |
| #include <QtCore/QObject> |
| #include <QtCore/QVector> |
| |
| struct wl_interface; |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QWaylandCompositor; |
| class QWaylandCompositorExtension; |
| class QWaylandCompositorExtensionPrivate; |
| |
| class Q_WAYLAND_COMPOSITOR_EXPORT QWaylandObject : public QObject |
| { |
| Q_OBJECT |
| public: |
| ~QWaylandObject() override; |
| |
| QWaylandCompositorExtension *extension(const QByteArray &name); |
| QWaylandCompositorExtension *extension(const wl_interface *interface); |
| QList<QWaylandCompositorExtension *> extensions() const; |
| void addExtension(QWaylandCompositorExtension *extension); |
| void removeExtension(QWaylandCompositorExtension *extension); |
| |
| protected: |
| QWaylandObject(QObject *parent = nullptr); |
| QWaylandObject(QObjectPrivate &d, QObject *parent = nullptr); |
| QList<QWaylandCompositorExtension *> extension_vector; |
| }; |
| |
| class Q_WAYLAND_COMPOSITOR_EXPORT QWaylandCompositorExtension : public QWaylandObject |
| { |
| Q_OBJECT |
| Q_DECLARE_PRIVATE(QWaylandCompositorExtension) |
| public: |
| QWaylandCompositorExtension(); |
| QWaylandCompositorExtension(QWaylandObject *container); |
| ~QWaylandCompositorExtension() override; |
| |
| QWaylandObject *extensionContainer() const; |
| void setExtensionContainer(QWaylandObject *container); |
| |
| virtual void initialize(); |
| bool isInitialized() const; |
| |
| virtual const struct wl_interface *extensionInterface() const = 0; |
| |
| protected: |
| QWaylandCompositorExtension(QWaylandCompositorExtensionPrivate &dd); |
| QWaylandCompositorExtension(QWaylandObject *container, QWaylandCompositorExtensionPrivate &dd); |
| |
| bool event(QEvent *event) override; |
| }; |
| |
| template <typename T> |
| class Q_WAYLAND_COMPOSITOR_EXPORT QWaylandCompositorExtensionTemplate : public QWaylandCompositorExtension |
| { |
| public: |
| QWaylandCompositorExtensionTemplate() |
| : QWaylandCompositorExtension() |
| { } |
| |
| QWaylandCompositorExtensionTemplate(QWaylandObject *container) |
| : QWaylandCompositorExtension(container) |
| { } |
| |
| const struct wl_interface *extensionInterface() const override |
| { |
| return T::interface(); |
| } |
| |
| static T *findIn(QWaylandObject *container) |
| { |
| if (!container) return nullptr; |
| return qobject_cast<T *>(container->extension(T::interfaceName())); |
| } |
| |
| protected: |
| QWaylandCompositorExtensionTemplate(QWaylandCompositorExtensionPrivate &dd) |
| : QWaylandCompositorExtension(dd) |
| { } |
| |
| QWaylandCompositorExtensionTemplate(QWaylandObject *container, QWaylandCompositorExtensionPrivate &dd) |
| : QWaylandCompositorExtension(container,dd) |
| { } |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |