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/*
* libzvbi - Events
*
* Copyright (C) 2000, 2001, 2002, 2003, 2004 Michael H. Schimek
*
* Based on code from AleVT 1.5.1
* Copyright (C) 1998,1999 Edgar Toernig (froese@gmx.de)
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: event-priv.h,v 1.3 2005/06/28 00:58:12 mschimek Exp $ */
#ifndef EVENT_PRIV_H
#define EVENT_PRIV_H
#include "event.h"
#ifndef EVENT_PRIV_LOG
#define EVENT_PRIV_LOG 0
#endif
/** @internal */
typedef struct _vbi3_event_handler vbi3_event_handler;
/** @internal */
struct _vbi3_event_handler {
vbi3_event_handler * next;
vbi3_event_cb * callback;
void * user_data;
vbi3_event_mask event_mask;
unsigned int blocked;
};
/** @internal */
typedef struct {
vbi3_event_handler * first;
vbi3_event_handler * current;
vbi3_event_mask event_mask;
} _vbi3_event_handler_list;
extern const char *
_vbi3_event_name (vbi3_event_mask event);
#if EVENT_PRIV_LOG
#define _vbi3_event_handler_list_send(es, ev) \
do { \
fprintf (stderr, "%s:%u event %s\n", \
__FILE__, __LINE__, _vbi3_event_name ((ev)->type)); \
__vbi3_event_handler_list_send (es, ev); \
} while (0)
#else
#define _vbi3_event_handler_list_send(es, ev) \
__vbi3_event_handler_list_send (es, ev)
#endif
extern void
__vbi3_event_handler_list_send (_vbi3_event_handler_list *es,
const vbi3_event * ev);
extern void
_vbi3_event_handler_list_remove_by_event
(_vbi3_event_handler_list *es,
vbi3_event_mask event_mask);
extern void
_vbi3_event_handler_list_remove_by_callback
(_vbi3_event_handler_list *es,
vbi3_event_cb * callback,
void * user_data);
extern void
_vbi3_event_handler_list_remove (_vbi3_event_handler_list *es,
vbi3_event_handler * eh);
extern vbi3_event_handler *
_vbi3_event_handler_list_add (_vbi3_event_handler_list *es,
vbi3_event_mask event_mask,
vbi3_event_cb * callback,
void * user_data);
extern void
_vbi3_event_handler_list_destroy (_vbi3_event_handler_list *es);
extern vbi3_bool
_vbi3_event_handler_list_init (_vbi3_event_handler_list *es);
#endif /* EVENT_PRIV_H */
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