qBittorrent/src/powermanagement/powermanagement.cpp
2012-02-20 19:30:53 +02:00

90 lines
2.7 KiB
C++

/*
* Bittorrent Client using Qt4 and libtorrent.
* Copyright (C) 2011 Vladimir Golovnev <glassez@yandex.ru>
*
* 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.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*
* Contact : chris@qbittorrent.org
*/
#include <QtGlobal>
#if defined(Q_WS_X11) && defined(QT_DBUS_LIB)
#include "powermanagement_x11.h"
#endif
#include "powermanagement.h"
#ifdef Q_WS_MAC
#include <IOKit/pwr_mgt/IOPMLib.h>
#endif
#ifdef Q_WS_WIN
#include <Windows.h>
#endif
PowerManagement::PowerManagement(QObject *parent) : QObject(parent), m_busy(false)
{
#if defined(Q_WS_X11) && defined(QT_DBUS_LIB)
m_inhibitor = new PowerManagementInhibitor(this);
#endif
}
PowerManagement::~PowerManagement()
{
}
void PowerManagement::setActivityState(bool busy)
{
if (busy) setBusy();
else setIdle();
}
void PowerManagement::setBusy()
{
if (m_busy) return;
m_busy = true;
#ifdef Q_WS_WIN
SetThreadExecutionState(ES_CONTINUOUS | ES_SYSTEM_REQUIRED);
#elif defined(Q_WS_X11) && defined(QT_DBUS_LIB)
m_inhibitor->RequestBusy();
#elif defined(Q_WS_MAC)
IOReturn success = IOPMAssertionCreate(kIOPMAssertionTypeNoIdleSleep, kIOPMAssertionLevelOn, &m_assertionID);
if (success != kIOReturnSuccess) m_busy = false;
#endif
}
void PowerManagement::setIdle()
{
if (!m_busy) return;
m_busy = false;
#ifdef Q_WS_WIN
SetThreadExecutionState(ES_CONTINUOUS);
#elif defined(Q_WS_X11) && defined(QT_DBUS_LIB)
m_inhibitor->RequestIdle();
#elif defined(Q_WS_MAC)
IOPMAssertionRelease(m_assertionID);
#endif
}