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/*
* Copyright 2003-2018 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_DATABASE_CLIENT_HXX
#define MPD_DATABASE_CLIENT_HXX
struct LightSong;
/**
* An object that listens to events from the #Database.
*
* @see #Instance
*/
class DatabaseListener {
public:
/**
* The database has been modified. This must be called in the
* thread that has created the #Database instance and that
* runs the #EventLoop.
*/
virtual void OnDatabaseModified() = 0;
/**
* During database update, a song is about to be removed from
* the database because the file has disappeared.
*/
virtual void OnDatabaseSongRemoved(const char *uri) = 0;
};
#endif
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