7096e3ead8
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91 lines
2.7 KiB
C++
91 lines
2.7 KiB
C++
/*
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KWin - the KDE window manager
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This file is part of the KDE project.
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SPDX-FileCopyrightText: 2013 Martin Gräßlin <mgraesslin@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "screenlockerwatcher.h"
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#include "wayland_server.h"
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// dbus generated
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#include "kscreenlocker_interface.h"
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#include "screenlocker_interface.h"
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namespace KWin
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{
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KWIN_SINGLETON_FACTORY(ScreenLockerWatcher)
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static const QString SCREEN_LOCKER_SERVICE_NAME = QStringLiteral("org.freedesktop.ScreenSaver");
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ScreenLockerWatcher::ScreenLockerWatcher(QObject *parent)
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: QObject(parent)
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, m_serviceWatcher(new QDBusServiceWatcher(this))
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, m_locked(false)
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{
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if (waylandServer() && waylandServer()->hasScreenLockerIntegration()) {
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connect(waylandServer(), &WaylandServer::initialized, this, &ScreenLockerWatcher::initialize);
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} else {
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initialize();
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}
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}
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ScreenLockerWatcher::~ScreenLockerWatcher()
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{
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}
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void ScreenLockerWatcher::initialize()
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{
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connect(m_serviceWatcher, &QDBusServiceWatcher::serviceOwnerChanged, this, &ScreenLockerWatcher::serviceOwnerChanged);
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m_serviceWatcher->setWatchMode(QDBusServiceWatcher::WatchForOwnerChange);
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m_serviceWatcher->addWatchedService(SCREEN_LOCKER_SERVICE_NAME);
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m_interface = new OrgFreedesktopScreenSaverInterface(SCREEN_LOCKER_SERVICE_NAME, QStringLiteral("/ScreenSaver"), QDBusConnection::sessionBus(), this);
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m_kdeInterface = new OrgKdeScreensaverInterface(SCREEN_LOCKER_SERVICE_NAME, QStringLiteral("/ScreenSaver"), QDBusConnection::sessionBus(), this);
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connect(m_interface, &OrgFreedesktopScreenSaverInterface::ActiveChanged,
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this, &ScreenLockerWatcher::setLocked);
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connect(m_kdeInterface, &OrgKdeScreensaverInterface::AboutToLock, this, &ScreenLockerWatcher::aboutToLock);
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queryActive();
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}
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void ScreenLockerWatcher::serviceOwnerChanged(const QString &serviceName, const QString &oldOwner, const QString &newOwner)
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{
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Q_UNUSED(oldOwner)
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Q_UNUSED(serviceName)
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m_locked = false;
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if (!newOwner.isEmpty()) {
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queryActive();
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}
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}
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void ScreenLockerWatcher::queryActive()
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{
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QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(m_interface->GetActive(), this);
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connect(watcher, &QDBusPendingCallWatcher::finished,
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this, &ScreenLockerWatcher::activeQueried);
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}
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void ScreenLockerWatcher::activeQueried(QDBusPendingCallWatcher *watcher)
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{
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QDBusPendingReply<bool> reply = *watcher;
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if (!reply.isError()) {
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setLocked(reply.value());
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}
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watcher->deleteLater();
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}
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void ScreenLockerWatcher::setLocked(bool activated)
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{
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if (m_locked == activated) {
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return;
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}
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m_locked = activated;
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Q_EMIT locked(m_locked);
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}
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}
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