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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * messagehandler.h
+ *
+ * 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 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_MESSAGEHANDLER_H__
+#define __DRUMGIZMO_MESSAGEHANDLER_H__
+
+#include <map>
+
+#include "message.h"
+#include "mutex.h"
+
+typedef enum {
+ MSGRCV_ENGINE = 1,
+ MSGRCV_UI = 2,
+ MSGRCV_LOADER = 3,
+} message_receiver_id_t;
+
+class MessageReceiver;
+
+class MessageHandler {
+public:
+ MessageHandler();
+
+ void addReceiver(message_receiver_id_t id, MessageReceiver *receiver);
+ void removeReceiver(MessageReceiver *receiver);
+
+ /**
+ * Send Message to receiver with specified id.
+ * @return Return true if id is registered. Return false if id is not
+ * currently registered.
+ */
+ bool sendMessage(message_receiver_id_t id, Message* msg);
+
+private:
+ std::map<message_receiver_id_t, MessageReceiver *> receivers;
+
+ Mutex mutex;
+};
+
+// Global MessageHandler;
+extern MessageHandler msghandler;
+
+#endif/*__DRUMGIZMO_MESSAGEHANDLER_H__*/