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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* messagereceiver.cc
*
* Sun Jun 16 12:09:06 CEST 2013
* Copyright 2013 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo 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.
*
* DrumGizmo 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 DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "messagereceiver.h"
#include <hugin.hpp>
MessageReceiver::MessageReceiver(message_receiver_id_t id)
{
msghandler.addReceiver(id, this);
}
MessageReceiver::~MessageReceiver()
{
msghandler.removeReceiver(this);
}
void MessageReceiver::sendMessage(Message *msg)
{
MutexAutolock l(message_mutex);
message_queue.push_back(msg);
}
Message *MessageReceiver::receiveMessage()
{
MutexAutolock l(message_mutex);
Message *msg = NULL;
if(message_queue.size()) {
msg = message_queue.front();
message_queue.pop_front();
}
return msg;
}
Message *MessageReceiver::peekMessage()
{
MutexAutolock l(message_mutex);
Message *msg = NULL;
if(message_queue.size()) {
msg = message_queue.front();
}
return msg;
}
void MessageReceiver::handleMessages(size_t max)
{
bool process_all = false;
if(max == 0) process_all = true;
while((process_all || max--) && peekMessage()) {
Message *msg = receiveMessage();
handleMessage(msg);
delete msg;
}
}
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