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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * messagereceiver.h
+ *
+ * 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.
+ */
+#ifndef __DRUMGIZMO_MESSAGERECEIVER_H__
+#define __DRUMGIZMO_MESSAGERECEIVER_H__
+
+#include <list>
+
+#include "mutex.h"
+#include "message.h"
+#include "messagehandler.h"
+
+class MessageReceiver {
+public:
+ MessageReceiver(message_receiver_id_t id);
+ ~MessageReceiver();
+
+ /**
+ * Receive message from the message queue.
+ */
+ Message *receiveMessage();
+
+ /**
+ * Receive message from the message queue without removing it.
+ */
+ Message *peekMessage();
+
+ /**
+ * Add a message to the message queue.
+ */
+ void sendMessage(Message *msg);
+
+ /**
+ * Handle messages from the event queue.
+ * @param max_number_of_events the maximum number of events to be handled in
+ * this call. 0 means all.
+ */
+ void handleMessages(size_t max_number_of_events = 0);
+
+ /**
+ * Handler to be implemented in child classes.
+ * Handles a single event.
+ */
+ virtual void handleMessage(Message *msg) = 0;
+
+private:
+ Mutex message_mutex;
+ std::list<Message *> message_queue;
+};
+
+#endif/*__DRUMGIZMO_MESSAGERECEIVER_H__*/