torcobservable.cpp

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/* Class TorcObservable
*
* This file is part of the Torc project.
*
* Copyright (C) Mark Kendall 2012-18
*
* 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.
*/

// Qt
#include <QCoreApplication>
#include <QMutex>

// Torc
#include "torcobservable.h"

TorcObservable::TorcObservable()
  : m_observerLock(QMutex::Recursive),
    m_observers()
{
}

void TorcObservable::AddObserver(QObject *Observer)
{
    QMutexLocker locker(&m_observerLock);
    if (!Observer || m_observers.contains(Observer))
        return;
    m_observers.append(Observer);
}

void TorcObservable::RemoveObserver(QObject *Observer)
{
    QMutexLocker locker(&m_observerLock);
    m_observers.removeAll(Observer);
}

void TorcObservable::Notify(const TorcEvent &Event)
{
    QMutexLocker locker(&m_observerLock);
    foreach (QObject* observer, m_observers)
        QCoreApplication::postEvent(observer, Event.Copy());
}