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// SPDX-FileCopyrightText: 2023 Devin Lin <devin@kde.org>
// SPDX-License-Identifier: GPL-2.0-or-later
#include "lockscreendbusclient.h"
#include <QDBusConnection>
#include <QDBusMessage>
#include <QDBusReply>
#include <QTimer>
LockscreenDBusClient::LockscreenDBusClient(QObject *parent)
: QObject{parent}
{
QDBusMessage request = QDBusMessage::createMethodCall(QStringLiteral("org.freedesktop.ScreenSaver"),
QStringLiteral("/ScreenSaver"),
QStringLiteral("org.freedesktop.ScreenSaver"),
QStringLiteral("GetActive"));
QDBusConnection::sessionBus().callWithCallback(request, this, SLOT(slotLockscreenActiveChanged(bool)), SLOT(dbusError(QDBusError)));
QDBusConnection::sessionBus().connect(QStringLiteral("org.freedesktop.ScreenSaver"),
QStringLiteral("/ScreenSaver"),
QStringLiteral("org.freedesktop.ScreenSaver"),
QStringLiteral("ActiveChanged"),
this,
SLOT(slotLockscreenActiveChanged(bool)));
}
bool LockscreenDBusClient::lockscreenActive() const
{
return m_lockscreenActive;
}
void LockscreenDBusClient::lockScreen()
{
QDBusMessage request = QDBusMessage::createMethodCall(QStringLiteral("org.freedesktop.ScreenSaver"),
QStringLiteral("/ScreenSaver"),
QStringLiteral("org.freedesktop.ScreenSaver"),
QStringLiteral("Lock"));
QDBusConnection::sessionBus().asyncCall(request);
}
void LockscreenDBusClient::slotLockscreenActiveChanged(bool active)
{
if (active != m_lockscreenActive) {
m_lockscreenActive = active;
Q_EMIT lockscreenActiveChanged();
// we don't want to trigger a lockscreen changing signal for the first property fetch (in constructor),
// since it's just getting the current state
if (m_firstPropertySet) {
m_lockscreenActive ? Q_EMIT lockscreenLocked() : Q_EMIT lockscreenUnlocked();
}
m_firstPropertySet = true;
}
}
void LockscreenDBusClient::dbusError(QDBusError error)
{
qDebug() << "Error fetching lockscreen state using DBus:" << error.message();
}
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