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61 lines
2.0 KiB
C++
61 lines
2.0 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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// //
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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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#include "util/syncmessenger.h"
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#include "util/message.h"
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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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SyncMessenger::~SyncMessenger()
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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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m_complete.testAndSetAcquire(0, 1);
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emit messageSent();
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while (!m_complete.testAndSetAcquire(0, 1))
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{
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m_waitCondition.wait(&m_mutex, msPollTime);
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}
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m_complete = 0;
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int result = m_result;
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m_mutex.unlock();
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return result;
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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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m_complete = 0;
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m_waitCondition.wakeAll();
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}
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