| /**************************************************************************** |
| ** |
| ** 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. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| |
| #include "qwaylandcompositorextension.h" |
| #include "qwaylandcompositorextension_p.h" |
| |
| #include <QtCore/QCoreApplication> |
| #include <QtCore/QDebug> |
| |
| #include <wayland-server-core.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QWaylandCompositorExtension::QWaylandCompositorExtension() |
| : QWaylandObject(*new QWaylandCompositorExtensionPrivate()) |
| { |
| } |
| |
| QWaylandCompositorExtension::QWaylandCompositorExtension(QWaylandObject *container) |
| : QWaylandObject(*new QWaylandCompositorExtensionPrivate()) |
| { |
| d_func()->extension_container = container; |
| QCoreApplication::postEvent(this, new QEvent(QEvent::Polish)); |
| } |
| |
| QWaylandCompositorExtension::QWaylandCompositorExtension(QWaylandCompositorExtensionPrivate &dd) |
| : QWaylandObject(dd) |
| { |
| } |
| |
| QWaylandCompositorExtension::QWaylandCompositorExtension(QWaylandObject *container, QWaylandCompositorExtensionPrivate &dd) |
| : QWaylandObject(dd) |
| { |
| d_func()->extension_container = container; |
| QCoreApplication::postEvent(this, new QEvent(QEvent::Polish)); |
| } |
| |
| QWaylandCompositorExtension::~QWaylandCompositorExtension() |
| { |
| Q_D(QWaylandCompositorExtension); |
| if (d->extension_container) |
| d->extension_container->removeExtension(this); |
| } |
| |
| QWaylandObject *QWaylandCompositorExtension::extensionContainer() const |
| { |
| Q_D(const QWaylandCompositorExtension); |
| return d->extension_container; |
| } |
| |
| void QWaylandCompositorExtension::setExtensionContainer(QWaylandObject *container) |
| { |
| Q_D(QWaylandCompositorExtension); |
| d->extension_container = container; |
| } |
| |
| void QWaylandCompositorExtension::initialize() |
| { |
| Q_D(QWaylandCompositorExtension); |
| if (d->initialized) { |
| qWarning() << "QWaylandCompositorExtension:" << extensionInterface()->name << "is already initialized"; |
| return; |
| } |
| |
| if (!d->extension_container && parent()) { |
| QWaylandObject *parentObj = qobject_cast<QWaylandObject*>(parent()); |
| if (parentObj) |
| setExtensionContainer(parentObj); |
| } |
| |
| if (!d->extension_container) { |
| qWarning() << "QWaylandCompositorExtension:" << extensionInterface()->name << "requests to initialize with no extension container set"; |
| return; |
| } |
| |
| d->extension_container->addExtension(this); |
| d->initialized = true; |
| } |
| |
| bool QWaylandCompositorExtension::isInitialized() const |
| { |
| Q_D(const QWaylandCompositorExtension); |
| return d->initialized; |
| } |
| |
| bool QWaylandCompositorExtension::event(QEvent *event) |
| { |
| switch(event->type()) { |
| case QEvent::Polish: |
| if (!isInitialized()) |
| initialize(); |
| break; |
| default: |
| break; |
| } |
| return QWaylandObject::event(event); |
| } |
| |
| QWaylandObject::QWaylandObject(QObject *parent) |
| :QObject(parent) |
| { |
| } |
| |
| QWaylandObject::QWaylandObject(QObjectPrivate &d, QObject *parent) |
| :QObject(d, parent) |
| { |
| } |
| |
| |
| QWaylandObject::~QWaylandObject() |
| { |
| for (QWaylandCompositorExtension *extension : qAsConst(extension_vector)) |
| QWaylandCompositorExtensionPrivate::get(extension)->extension_container = nullptr; |
| } |
| |
| QWaylandCompositorExtension *QWaylandObject::extension(const QByteArray &name) |
| { |
| for (int i = 0; i < extension_vector.size(); i++) { |
| if (extension_vector.at(i)->extensionInterface()->name == name) |
| return extension_vector.at(i); |
| } |
| return nullptr; |
| } |
| |
| QWaylandCompositorExtension *QWaylandObject::extension(const wl_interface *interface) |
| { |
| for (int i = 0; i < extension_vector.size(); i++) { |
| if (extension_vector.at(i)->extensionInterface() == interface) |
| return extension_vector.at(i); |
| } |
| return nullptr; |
| } |
| |
| QList<QWaylandCompositorExtension *> QWaylandObject::extensions() const |
| { |
| return extension_vector; |
| } |
| |
| void QWaylandObject::addExtension(QWaylandCompositorExtension *extension) |
| { |
| Q_ASSERT(!extension_vector.contains(extension)); |
| extension_vector.append(extension); |
| } |
| |
| void QWaylandObject::removeExtension(QWaylandCompositorExtension *extension) |
| { |
| Q_ASSERT(extension_vector.contains(extension)); |
| extension_vector.removeOne(extension); |
| } |
| |
| QT_END_NAMESPACE |