path: root/src/Instance.hxx

/*
 * Copyright (C) 2003-2013 The Music Player Daemon Project
 * http://www.musicpd.org
 *
 * 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.
 */

#ifndef MPD_INSTANCE_HXX
#define MPD_INSTANCE_HXX

#include "check.h"
#include "DatabaseListener.hxx"
#include "Compiler.h"

class ClientList;
struct Partition;

struct Instance final : public DatabaseListener {
	ClientList *client_list;

	Partition *partition;

	void DeleteSong(const char *uri);

	/**
	 * The database has been modified.  Propagate the change to
	 * all subsystems.
	 */
	void DatabaseModified();

	/**
	 * A tag in the play queue has been modified by the player
	 * thread.  Propagate the change to all subsystems.
	 */
	void TagModified();

	/**
	 * Synchronize the player with the play queue.
	 */
	void SyncWithPlayer();

private:
	virtual void OnDatabaseModified();
};

#endif