-
Notifications
You must be signed in to change notification settings - Fork 21
/
PowerNotifier.cpp
68 lines (63 loc) · 2.36 KB
/
PowerNotifier.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
/*
* Copyright (C) 2017 Nessla AB
*
* 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 "PowerNotifier.h"
#include <QDebug>
#ifdef Q_OS_MACOS
#include <IOKit/pwr_mgt/IOPMLib.h>
#include <IOKit/ps/IOPowerSources.h>
#include <IOKit/ps/IOPSKeys.h>
void PowerNotifier::powerCallback(void *data, io_service_t, natural_t messageType, void *messageArgument)
{
PowerNotifier *that = reinterpret_cast<PowerNotifier *>(data);
switch (messageType) {
case kIOMessageCanSystemSleep:
qDebug() << "System idle and wants to go to sleep";
IOAllowPowerChange(that->m_rootPowerDomain, (long)messageArgument);
break;
case kIOMessageSystemWillSleep:
qDebug() << "System about to sleep";
emit that->aboutToSleep();
IOAllowPowerChange(that->m_rootPowerDomain, (long)messageArgument);
break;
case kIOMessageSystemWillPowerOn:
qDebug() << "System is waking up from sleep.";
break;
case kIOMessageSystemHasPoweredOn:
qDebug() << "System has resumed";
emit that->resumed();
break;
}
}
PowerNotifier::PowerNotifier(QObject *parent) :
QObject(parent),
m_powerNotifier(MACH_PORT_NULL),
m_powerNotifyPort(NULL)
{
m_rootPowerDomain = IORegisterForSystemPower(this, &m_powerNotifyPort, &PowerNotifier::powerCallback, &m_powerNotifier);
CFRunLoopAddSource(CFRunLoopGetCurrent(), IONotificationPortGetRunLoopSource(m_powerNotifyPort), kCFRunLoopCommonModes);
}
PowerNotifier::~PowerNotifier()
{
CFRunLoopRemoveSource(CFRunLoopGetCurrent(), IONotificationPortGetRunLoopSource(m_powerNotifyPort), kCFRunLoopCommonModes);
IODeregisterForSystemPower(&m_powerNotifier);
IOServiceClose(m_rootPowerDomain);
IONotificationPortDestroy(m_powerNotifyPort);
}
#else
PowerNotifier::PowerNotifier(QObject *parent) : QObject(parent) { }
#endif