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			76 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| ///////////////////////////////////////////////////////////////////////////////////
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| // Copyright (C) 2015 F4EXB                                                      //
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| // written by Edouard Griffiths                                                  //
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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 as version 3 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 V3 for more details.                               //
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| //                                                                               //
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| // You should have received a copy of the GNU General Public License             //
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| // along with this program. If not, see <http://www.gnu.org/licenses/>.          //
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| ///////////////////////////////////////////////////////////////////////////////////
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| 
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| #include <QtGlobal>
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| 
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| #include "util/syncmessenger.h"
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| #include "util/message.h"
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| 
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| SyncMessenger::SyncMessenger() :
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| 	m_complete(0),
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|     m_message(0),
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| 	m_result(0)
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| {
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| 	qRegisterMetaType<Message>("Message");
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| }
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| 
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| SyncMessenger::~SyncMessenger()
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| {}
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| 
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| int SyncMessenger::sendWait(Message& message, unsigned long msPollTime)
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| {
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|     m_message = &message;
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| 	m_mutex.lock();
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| #if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
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| 	m_complete.storeRelaxed(0);
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| #else
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| 	m_complete.store(0);
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| #endif
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| 
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| 	emit messageSent();
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| 
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| #if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
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| 	while (!m_complete.loadRelaxed()) {
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| 		m_waitCondition.wait(&m_mutex, msPollTime);
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| 	}
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| #else
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| 	while (!m_complete.load()) {
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| 		m_waitCondition.wait(&m_mutex, msPollTime);
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| 	}
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| #endif
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| 
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| 	int result = m_result;
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| 	m_mutex.unlock();
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| 
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| 	return result;
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| }
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| 
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| void SyncMessenger::done(int result)
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| {
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| 	m_result = result;
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| #if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
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| 	m_complete.storeRelaxed(1);
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| #else
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| 	m_complete.store(1);
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| #endif
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| 	m_waitCondition.wakeAll();
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| }
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| 
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| 
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| 
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