/* * Copyright (C) 2003-2009 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 EVENT_PIPE_H #define EVENT_PIPE_H #include <glib.h> enum pipe_event { /** database update was finished */ PIPE_EVENT_UPDATE, /** during database update, a song was deleted */ PIPE_EVENT_DELETE, /** an idle event was emitted */ PIPE_EVENT_IDLE, /** must call playlist_sync() */ PIPE_EVENT_PLAYLIST, /** the current song's tag has changed */ PIPE_EVENT_TAG, /** SIGHUP received: reload configuration, roll log file */ PIPE_EVENT_RELOAD, /** a hardware mixer plugin has detected a change */ PIPE_EVENT_MIXER, PIPE_EVENT_MAX }; typedef void (*event_pipe_callback_t)(void); void event_pipe_init(void); void event_pipe_deinit(void); void event_pipe_register(enum pipe_event event, event_pipe_callback_t callback); void event_pipe_emit(enum pipe_event event); /** * Similar to event_pipe_emit(), but aimed for use in signal handlers: * it doesn't lock the mutex, and doesn't log on error. That makes it * potentially lossy, but for its intended use, that does not matter. */ void event_pipe_emit_fast(enum pipe_event event); #endif /* MAIN_NOTIFY_H */