60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
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/*
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Gwenview: an image viewer
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Copyright 2018 Friedrich W. H. Kossebau <kossebau@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef LOCKSCREENWATCHER_H
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#define LOCKSCREENWATCHER_H
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// Qt
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#include <QObject>
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class OrgFreedesktopScreenSaverInterface;
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class QDBusPendingCallWatcher;
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namespace Gwenview
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{
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class LockScreenWatcher : public QObject
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{
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Q_OBJECT
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public:
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explicit LockScreenWatcher(QObject *parent);
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~LockScreenWatcher() override;
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public:
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bool isLocked() const;
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Q_SIGNALS:
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void isLockedChanged(bool locked);
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private:
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void onScreenSaverActiveChanged(bool isActive);
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void onActiveQueried(QDBusPendingCallWatcher *watcher);
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void onScreenSaverServiceOwnerChanged(const QString &serviceName, const QString &oldOwner, const QString &newOwner);
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void onServiceRegisteredQueried();
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void onServiceOwnerQueried();
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private:
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OrgFreedesktopScreenSaverInterface *mScreenSaverInterface = nullptr;
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bool mLocked = false;
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};
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}
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#endif
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