97 lines
2.6 KiB
C++
97 lines
2.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// LameXP - Audio Encoder Front-End
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// Copyright (C) 2004-2012 LoRd_MuldeR <MuldeR2@GMX.de>
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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 along
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// with this program; if not, write to the 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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// http://www.gnu.org/licenses/gpl-2.0.txt
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///////////////////////////////////////////////////////////////////////////////
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#include "Thread_RAMObserver.h"
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#include "Global.h"
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#include <QDir>
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////////////////////////////////////////////////////////////
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// Constructor & Destructor
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////////////////////////////////////////////////////////////
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RAMObserverThread::RAMObserverThread(void)
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{
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}
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RAMObserverThread::~RAMObserverThread(void)
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{
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}
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////////////////////////////////////////////////////////////
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// Protected functions
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////////////////////////////////////////////////////////////
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void RAMObserverThread::run(void)
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{
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qDebug("RAM observer started!");
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try
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{
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observe();
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}
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catch(...)
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{
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fflush(stdout);
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fflush(stderr);
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fprintf(stderr, "\nGURU MEDITATION !!!\n");
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FatalAppExit(0, L"Unhandeled exception error, application will exit!");
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TerminateProcess(GetCurrentProcess(), -1);
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}
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while(m_semaphore.available()) m_semaphore.tryAcquire();
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}
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void RAMObserverThread::observe(void)
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{
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MEMORYSTATUSEX memoryStatus;
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double previous = -1.0;
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forever
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{
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memset(&memoryStatus, 0, sizeof(MEMORYSTATUSEX));
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memoryStatus.dwLength = sizeof(MEMORYSTATUSEX);
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if(GlobalMemoryStatusEx(&memoryStatus))
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{
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double current = static_cast<double>(memoryStatus.dwMemoryLoad) / 100.0;
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if(current != previous)
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{
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emit currentUsageChanged(current);
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previous = current;
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}
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}
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if(m_semaphore.tryAcquire(1, 2000)) break;
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}
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}
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////////////////////////////////////////////////////////////
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// SLOTS
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////////////////////////////////////////////////////////////
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/*NONE*/
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////////////////////////////////////////////////////////////
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// EVENTS
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////////////////////////////////////////////////////////////
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/*NONE*/
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