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https://github.com/qbittorrent/qBittorrent.git
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Refactor power management classes
Mainly it is about moving each platform code to its own file. PR #22279.
This commit is contained in:
Chocobo1
GitHub
225
src/gui/powermanagement/inhibitordbus.cpp
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225
src/gui/powermanagement/inhibitordbus.cpp
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/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2025 Mike Tzou (Chocobo1)
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* Copyright (C) 2011 Vladimir Golovnev <glassez@yandex.ru>
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*
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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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*
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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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*
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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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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*/
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#include "inhibitordbus.h"
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#include <QDBusConnection>
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#include <QDBusInterface>
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#include <QDBusPendingCall>
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#include <QDBusPendingReply>
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#include "base/global.h"
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#include "base/logger.h"
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InhibitorDBus::InhibitorDBus(QObject *parent)
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: QObject(parent)
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, m_busInterface {new QDBusInterface(u"org.gnome.SessionManager"_s, u"/org/gnome/SessionManager"_s
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, u"org.gnome.SessionManager"_s, QDBusConnection::sessionBus(), this)}
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{
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if (!m_busInterface->isValid())
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{
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delete m_busInterface;
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m_busInterface = new QDBusInterface(u"org.freedesktop.login1"_s, u"/org/freedesktop/login1"_s
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, u"org.freedesktop.login1.Manager"_s, QDBusConnection::systemBus(), this);
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m_manager = ManagerType::Systemd;
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if (!m_busInterface->isValid())
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{
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delete m_busInterface;
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m_busInterface = new QDBusInterface(u"org.freedesktop.PowerManagement"_s, u"/org/freedesktop/PowerManagement/Inhibit"_s
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, u"org.freedesktop.PowerManagement.Inhibit"_s, QDBusConnection::sessionBus(), this);
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m_manager = ManagerType::Freedesktop;
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if (!m_busInterface->isValid())
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{
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delete m_busInterface;
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m_busInterface = nullptr;
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}
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}
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}
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if (m_busInterface)
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{
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m_state = Idle;
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LogMsg(tr("Power management found suitable D-Bus interface. Interface: %1").arg(m_busInterface->interface()));
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}
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else
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{
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m_state = Error;
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LogMsg(tr("Power management error. Did not found suitable D-Bus interface."), Log::WARNING);
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}
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}
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bool InhibitorDBus::requestBusy()
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{
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m_intendedState = Busy;
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switch (m_state)
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{
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case Busy:
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case RequestBusy:
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return true;
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case Error:
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case RequestIdle:
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return false;
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case Idle:
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break;
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};
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m_state = RequestBusy;
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const QString message = u"Active torrents are currently present"_s;
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QList<QVariant> args;
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switch (m_manager)
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{
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case ManagerType::Freedesktop:
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args = {u"qBittorrent"_s, message};
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break;
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case ManagerType::Gnome:
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args = {u"qBittorrent"_s, 0u, message, 4u};
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break;
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case ManagerType::Systemd:
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args = {u"sleep"_s, u"qBittorrent"_s, message, u"block"_s};
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break;
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}
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const QDBusPendingCall pcall = m_busInterface->asyncCallWithArgumentList(u"Inhibit"_s, args);
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const auto *watcher = new QDBusPendingCallWatcher(pcall, this);
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connect(watcher, &QDBusPendingCallWatcher::finished, this, &InhibitorDBus::onAsyncReply);
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return true;
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}
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bool InhibitorDBus::requestIdle()
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{
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m_intendedState = Idle;
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switch (m_state)
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{
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case Idle:
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case RequestIdle:
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return true;
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case Error:
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case RequestBusy:
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return false;
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case Busy:
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break;
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};
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if (m_manager == ManagerType::Systemd)
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{
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m_fd = {};
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m_state = Idle;
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return true;
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}
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m_state = RequestIdle;
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const QString method = (m_manager == ManagerType::Gnome)
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? u"Uninhibit"_s
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: u"UnInhibit"_s;
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const QDBusPendingCall pcall = m_busInterface->asyncCall(method, m_cookie);
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const auto *watcher = new QDBusPendingCallWatcher(pcall, this);
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connect(watcher, &QDBusPendingCallWatcher::finished, this, &InhibitorDBus::onAsyncReply);
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return true;
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}
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void InhibitorDBus::onAsyncReply(QDBusPendingCallWatcher *call)
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{
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call->deleteLater();
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if (m_state == RequestIdle)
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{
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const QDBusPendingReply reply = *call;
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if (reply.isError())
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{
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LogMsg(tr("Power management error. Action: %1. Error: %2").arg(u"RequestIdle"_s
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, reply.error().message()), Log::WARNING);
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m_state = Error;
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}
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else
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{
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m_state = Idle;
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if (m_intendedState == Busy)
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requestBusy();
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}
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}
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else if (m_state == RequestBusy)
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{
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if (m_manager == ManagerType::Systemd)
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{
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const QDBusPendingReply<QDBusUnixFileDescriptor> reply = *call;
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if (reply.isError())
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{
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LogMsg(tr("Power management error. Action: %1. Error: %2").arg(u"RequestBusy"_s
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, reply.error().message()), Log::WARNING);
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m_state = Error;
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}
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else
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{
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m_state = Busy;
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m_fd = reply.value();
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if (m_intendedState == Idle)
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requestIdle();
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}
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}
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else
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{
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const QDBusPendingReply<uint> reply = *call;
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if (reply.isError())
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{
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LogMsg(tr("Power management error. Action: %1. Error: %2").arg(u"RequestBusy"_s
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, reply.error().message()), Log::WARNING);
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m_state = Error;
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}
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else
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{
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m_state = Busy;
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m_cookie = reply.value();
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if (m_intendedState == Idle)
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requestIdle();
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}
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}
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}
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else
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{
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const QDBusPendingReply reply = *call;
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const QDBusError error = reply.error();
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if (error.isValid())
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{
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LogMsg(tr("Power management unexpected error. State: %1. Error: %2").arg(QString::number(m_state)
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, error.message()), Log::WARNING);
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}
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m_state = Error;
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}
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}
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