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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* messagehandler.cc
*
* Fri Jun 14 20:30:43 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 Lesser General Public License as published by
* the Free Software Foundation; either version 3 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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 "messagehandler.h"
#include <hugin.hpp>
#include "messagereceiver.h"
// Global messagehandler:
MessageHandler msghandler;
MessageHandler::MessageHandler()
{
}
void MessageHandler::addReceiver(message_receiver_id_t id,
MessageReceiver *receiver)
{
MutexAutolock l(mutex);
receivers[id] = receiver;
}
void MessageHandler::removeReceiver(MessageReceiver *receiver)
{
MutexAutolock l(mutex);
std::map<message_receiver_id_t, MessageReceiver *>::iterator i =
receivers.begin();
while(i != receivers.end()) {
if(i->second == receiver) {
receivers.erase(i);
break;
}
i++;
}
}
bool MessageHandler::sendMessage(message_receiver_id_t id, Message* msg)
{
MutexAutolock l(mutex);
if(receivers.find(id) == receivers.end()) {
//WARN(msghandler, "Could not find id %d\n", id);
delete msg;
return false;
}
//DEBUG(msghandler, "Sending message to id %d\n", id);
MessageReceiver *receiver = receivers[id];
/* // This code causes sporadic segfaults on windows.
if(msg->processing_mode() == Message::FilterMultiple) {
Message *pmsg;
MutexAutolock lock(receiver->message_mutex); // Make peek/receive atomic.
while( (pmsg = receiver->peekMessage()) != NULL) {
if(pmsg->type() != msg->type()) break;
// Remove all old messages with same type.
delete receiver->receiveMessage();
}
}
*/
receiver->sendMessage(msg);
return true;
}
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