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/*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include <SwifTools/Idle/MacOSXIdleQuerier.h>
#pragma GCC diagnostic ignored "-Wold-style-cast"
#include <cassert>
#include <iostream>
#include <boost/numeric/conversion/cast.hpp>
#include <CoreFoundation/CoreFoundation.h>
namespace Swift {
MacOSXIdleQuerier::MacOSXIdleQuerier() : ioService(0) {
mach_port_t masterPort;
IOMasterPort(MACH_PORT_NULL, &masterPort);
ioService = IOServiceGetMatchingService(masterPort, IOServiceMatching("IOHIDSystem"));
assert(ioService);
}
int MacOSXIdleQuerier::getIdleTimeSeconds() {
CFTypeRef property = IORegistryEntryCreateCFProperty(ioService, CFSTR("HIDIdleTime"), kCFAllocatorDefault, 0);
uint64_t idle = 0;
bool result = CFNumberGetValue((CFNumberRef)property, kCFNumberSInt64Type, &idle);
assert(result);
(void) result;
CFRelease(property);
return boost::numeric_cast<int>(idle / 1000000000);
}
}
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Swift