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Viewing changes to powerdevil/daemon/powerdevilfdoconnector.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Michał Zając
  • Date: 2011-07-09 08:31:15 UTC
  • Revision ID: james.westby@ubuntu.com-20110709083115-ohyxn6z93mily9fc
Tags: upstream-4.6.90
Import upstream version 4.6.90

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powerdevil/daemon/powerdevilfdoconnector.cpp
 
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/***************************************************************************
 
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 *   Copyright (C) 2008 by Kevin Ottens <ervin@kde.org>                    *
 
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 *   Copyright (C) 2008-2010 by Dario Freddi <drf@kde.org>                 *
 
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 *                                                                         *
 
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 *   This program is free software; you can redistribute it and/or modify  *
 
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 *   it under the terms of the GNU General Public License as published by  *
 
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 *   the Free Software Foundation; either version 2 of the License, or     *
 
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 *   (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                         *
 
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 *   Free Software Foundation, Inc.,                                       *
 
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 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA .        *
 
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 **************************************************************************/
 
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#include "powerdevilfdoconnector.h"
 
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#include "powerdevilcore.h"
 
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#include "powermanagementfdoadaptor.h"
 
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#include "powermanagementinhibitadaptor.h"
 
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namespace PowerDevil {
 
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FdoConnector::FdoConnector(PowerDevil::Core *parent)
 
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        : QObject(parent), m_core(parent)
 
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{
 
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    new PowerManagementFdoAdaptor(this);
 
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    new PowerManagementInhibitAdaptor(this);
 
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    QDBusConnection c = QDBusConnection::sessionBus();
 
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    c.registerService("org.freedesktop.PowerManagement");
 
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    c.registerObject("/org/freedesktop/PowerManagement", this);
 
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    c.registerService("org.freedesktop.PowerManagement.Inhibit");
 
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    c.registerObject("/org/freedesktop/PowerManagement/Inhibit", this);
 
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    connect(m_core->backend(), SIGNAL(acAdapterStateChanged(PowerDevil::BackendInterface::AcAdapterState)),
 
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            this, SLOT(onAcAdapterStateChanged(PowerDevil::BackendInterface::AcAdapterState)));
 
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    connect(PolicyAgent::instance(), SIGNAL(unavailablePoliciesChanged(PowerDevil::PolicyAgent::RequiredPolicies)),
 
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            this, SLOT(onUnavailablePoliciesChanged(PowerDevil::PolicyAgent::RequiredPolicies)));
 
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}
 
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bool FdoConnector::CanHibernate()
 
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{
 
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    return m_core->backend()->supportedSuspendMethods() & PowerDevil::BackendInterface::ToDisk;
 
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}
 
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bool FdoConnector::CanSuspend()
 
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{
 
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    return m_core->backend()->supportedSuspendMethods() & PowerDevil::BackendInterface::ToRam;
 
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}
 
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bool FdoConnector::GetPowerSaveStatus()
 
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{
 
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    return m_core->backend()->acAdapterState() == PowerDevil::BackendInterface::Unplugged;
 
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}
 
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void FdoConnector::Suspend()
 
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{
 
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    m_core->suspendToRam();
 
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}
 
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void FdoConnector::Hibernate()
 
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{
 
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    m_core->suspendToDisk();
 
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}
 
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bool FdoConnector::HasInhibit()
 
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{
 
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    return PolicyAgent::instance()->requirePolicyCheck(PolicyAgent::InterruptSession) != PolicyAgent::None;
 
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}
 
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int FdoConnector::Inhibit(const QString &application, const QString &reason)
 
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{
 
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    // Inhibit here means we cannot interrupt the session.
 
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    // If we've been called from DBus, use PolicyAgent's service watching system
 
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    if (calledFromDBus()) {
 
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        return PolicyAgent::instance()->addInhibitionWithExplicitDBusService((uint)PolicyAgent::InterruptSession,
 
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                                                                             application, reason, message().service());
 
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    } else {
 
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        return PolicyAgent::instance()->AddInhibition((uint)PolicyAgent::InterruptSession, application, reason);
 
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    }
 
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}
 
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void FdoConnector::UnInhibit(int cookie)
 
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{
 
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    PolicyAgent::instance()->ReleaseInhibition(cookie);
 
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}
 
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void FdoConnector::ForceUnInhibitAll()
 
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{
 
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    PolicyAgent::instance()->releaseAllInhibitions();
 
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}
 
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void FdoConnector::onAcAdapterStateChanged(PowerDevil::BackendInterface::AcAdapterState newstate)
 
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{
 
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    emit PowerSaveStatusChanged(newstate == PowerDevil::BackendInterface::Unplugged);
 
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}
 
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void FdoConnector::onUnavailablePoliciesChanged(PowerDevil::PolicyAgent::RequiredPolicies newpolicies)
 
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{
 
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    emit HasInhibitChanged(newpolicies & PowerDevil::PolicyAgent::InterruptSession);
 
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}
 
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}
 
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#include "powerdevilfdoconnector.moc"