kwin/screenlockerwatcher.h
Martin Gräßlin 490eaadb83 Turn ScreenLockerWatcher into a KWIN_SINGLETON
It's created together with input, so that the input mechanismn already
has a way to check whether screen is locked.

Effects doesn't hold a member variable any more and instead uses the
singleton instance.
2016-08-15 08:37:24 +02:00

59 lines
1.7 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2013 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_SCREENLOCKERWATCHER_H
#define KWIN_SCREENLOCKERWATCHER_H
#include <QObject>
#include <kwinglobals.h>
class OrgFreedesktopScreenSaverInterface;
class QDBusServiceWatcher;
class QDBusPendingCallWatcher;
namespace KWin
{
class ScreenLockerWatcher : public QObject
{
Q_OBJECT
public:
virtual ~ScreenLockerWatcher();
bool isLocked() const {
return m_locked;
}
Q_SIGNALS:
void locked(bool locked);
private Q_SLOTS:
void setLocked(bool activated);
void activeQueried(QDBusPendingCallWatcher *watcher);
void serviceOwnerChanged(const QString &serviceName, const QString &oldOwner, const QString &newOwner);
void serviceRegisteredQueried();
void serviceOwnerQueried();
private:
OrgFreedesktopScreenSaverInterface *m_interface;
QDBusServiceWatcher *m_serviceWatcher;
bool m_locked;
KWIN_SINGLETON(ScreenLockerWatcher)
};
}
#endif