kwin/plugins/idletime/poller.cpp

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 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/>.
*********************************************************************/
#include "poller.h"
#include "../../wayland_server.h"
#include <KWayland/Client/idle.h>
#include <KWayland/Client/registry.h>
#include <KWayland/Client/seat.h>
Poller::Poller(QObject *parent)
: AbstractSystemPoller(parent)
{
connect(KWin::waylandServer(), &KWin::WaylandServer::terminatingInternalClientConnection, this,
[this] {
qDeleteAll(m_timeouts);
m_timeouts.clear();
delete m_seat;
m_seat = nullptr;
delete m_idle;
m_idle = nullptr;
}
);
}
Poller::~Poller() = default;
bool Poller::isAvailable()
{
return true;
}
bool Poller::setUpPoller()
{
auto registry = KWin::waylandServer()->internalClientRegistry();
if (!m_seat) {
const auto iface = registry->interface(KWayland::Client::Registry::Interface::Seat);
m_seat = registry->createSeat(iface.name, iface.version, this);
}
if (!m_idle) {
const auto iface = registry->interface(KWayland::Client::Registry::Interface::Idle);
m_idle = registry->createIdle(iface.name, iface.version, this);
}
return m_seat->isValid() && m_idle->isValid();
}
void Poller::unloadPoller()
{
}
void Poller::addTimeout(int nextTimeout)
{
if (m_timeouts.contains(nextTimeout)) {
return;
}
if (!m_idle) {
return;
}
auto timeout = m_idle->getTimeout(nextTimeout, m_seat, this);
m_timeouts.insert(nextTimeout, timeout);
connect(timeout, &KWayland::Client::IdleTimeout::idle, this,
[this, nextTimeout] {
emit timeoutReached(nextTimeout);
}
);
connect(timeout, &KWayland::Client::IdleTimeout::resumeFromIdle, this, &Poller::resumingFromIdle);
}
void Poller::removeTimeout(int nextTimeout)
{
auto it = m_timeouts.find(nextTimeout);
if (it == m_timeouts.end()) {
return;
}
delete it.value();
m_timeouts.erase(it);
}
QList< int > Poller::timeouts() const
{
return QList<int>();
}
void Poller::catchIdleEvent()
{
if (m_catchResumeTimeout) {
// already setup
return;
}
if (!m_idle) {
return;
}
m_catchResumeTimeout = m_idle->getTimeout(0, m_seat, this);
connect(m_catchResumeTimeout, &KWayland::Client::IdleTimeout::resumeFromIdle, this,
[this] {
stopCatchingIdleEvents();
emit resumingFromIdle();
}
);
}
void Poller::stopCatchingIdleEvents()
{
delete m_catchResumeTimeout;
m_catchResumeTimeout = nullptr;
}
int Poller::forcePollRequest()
{
return 0;
}
void Poller::simulateUserActivity()
{
for (auto it = m_timeouts.constBegin(); it != m_timeouts.constEnd(); ++it) {
it.value()->simulateUserActivity();
}
}