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/***************************************************************************
* Copyright (C) 2008 by Kevin Ottens <ervin@kde.org> *
* Copyright (C) 2008-2010 by Dario Freddi <drf@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, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
**************************************************************************/
#include "powerdevilfdoconnector.h"
#include "powerdevilaction.h"
#include "powerdevilactionpool.h"
#include "powerdevilcore.h"
#include "powermanagementfdoadaptor.h"
#include "powermanagementinhibitadaptor.h"
#include "actions/bundled/suspendsession.h"
#include <KConfigGroup>
namespace PowerDevil {
FdoConnector::FdoConnector(PowerDevil::Core *parent)
: QObject(parent), m_core(parent)
{
new PowerManagementFdoAdaptor(this);
new PowerManagementInhibitAdaptor(this);
QDBusConnection c = QDBusConnection::sessionBus();
c.registerService("org.freedesktop.PowerManagement");
c.registerObject("/org/freedesktop/PowerManagement", this);
c.registerService("org.freedesktop.PowerManagement.Inhibit");
c.registerObject("/org/freedesktop/PowerManagement/Inhibit", this);
connect(m_core->backend(), SIGNAL(acAdapterStateChanged(PowerDevil::BackendInterface::AcAdapterState)),
this, SLOT(onAcAdapterStateChanged(PowerDevil::BackendInterface::AcAdapterState)));
connect(PolicyAgent::instance(), SIGNAL(unavailablePoliciesChanged(PowerDevil::PolicyAgent::RequiredPolicies)),
this, SLOT(onUnavailablePoliciesChanged(PowerDevil::PolicyAgent::RequiredPolicies)));
}
bool FdoConnector::CanHibernate()
{
return m_core->backend()->supportedSuspendMethods() & PowerDevil::BackendInterface::ToDisk;
}
bool FdoConnector::CanSuspend()
{
return m_core->backend()->supportedSuspendMethods() & PowerDevil::BackendInterface::ToRam;
}
bool FdoConnector::CanHybridSuspend()
{
return m_core->backend()->supportedSuspendMethods() & PowerDevil::BackendInterface::HybridSuspend;
}
bool FdoConnector::GetPowerSaveStatus()
{
return m_core->backend()->acAdapterState() == PowerDevil::BackendInterface::Unplugged;
}
void FdoConnector::Suspend()
{
triggerSuspendSession(BundledActions::SuspendSession::ToRamMode);
}
void FdoConnector::Hibernate()
{
triggerSuspendSession(BundledActions::SuspendSession::ToDiskMode);
}
void FdoConnector::HybridSuspend()
{
triggerSuspendSession(BundledActions::SuspendSession::SuspendHybridMode);
}
bool FdoConnector::HasInhibit()
{
return PolicyAgent::instance()->requirePolicyCheck(PolicyAgent::InterruptSession) != PolicyAgent::None;
}
int FdoConnector::Inhibit(const QString &application, const QString &reason)
{
// Inhibit here means we cannot interrupt the session.
// If we've been called from DBus, use PolicyAgent's service watching system
if (calledFromDBus()) {
return PolicyAgent::instance()->addInhibitionWithExplicitDBusService((uint)PolicyAgent::ChangeScreenSettings,
application, reason, message().service());
} else {
return PolicyAgent::instance()->AddInhibition((uint)PolicyAgent::ChangeScreenSettings, application, reason);
}
}
void FdoConnector::UnInhibit(int cookie)
{
PolicyAgent::instance()->ReleaseInhibition(cookie);
}
void FdoConnector::ForceUnInhibitAll()
{
PolicyAgent::instance()->releaseAllInhibitions();
}
void FdoConnector::onAcAdapterStateChanged(PowerDevil::BackendInterface::AcAdapterState newstate)
{
Q_EMIT PowerSaveStatusChanged(newstate == PowerDevil::BackendInterface::Unplugged);
}
void FdoConnector::onUnavailablePoliciesChanged(PowerDevil::PolicyAgent::RequiredPolicies newpolicies)
{
Q_EMIT HasInhibitChanged(newpolicies & PowerDevil::PolicyAgent::InterruptSession);
}
void FdoConnector::triggerSuspendSession(uint action)
{
PowerDevil::Action *helperAction = ActionPool::instance()->loadAction("SuspendSession", KConfigGroup(), m_core);
if (helperAction) {
QVariantMap args;
args["Type"] = action;
args["Explicit"] = true;
helperAction->trigger(args);
}
}
}
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