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recur.h

/*    $calcurse: recur.h,v 1.15 2007/08/15 15:37:31 culot Exp $   */

/*
 * Calcurse - text-based organizer
 * Copyright (c) 2004-2007 Frederic Culot
 *
 * 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., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Send your feedback or comments to : calcurse@culot.org
 * Calcurse home page : http://culot.org/calcurse
 *
 */

#ifndef CALCURSE_RECUR_H
#define CALCURSE_RECUR_H

typedef enum { RECUR_NO,
      RECUR_DAILY,
      RECUR_WEEKLY,
      RECUR_MONTHLY,
      RECUR_YEARLY,
      RECUR_TYPES
} recur_types_t;

struct days_s {
      struct days_s *next;
      long st;    /* beggining of the considered day, in seconds */
};

struct rpt_s {
      int type;   /* repetition type, see RECUR_* defines */
      int freq;   /* repetition frequence */
      long until; /* ending date for repeated event */
};

typedef struct recur_apoint_llist_node {
      struct recur_apoint_llist_node *next;
      struct rpt_s *rpt;      /* information about repetition */
      struct days_s *exc;     /* days when the item should not be repeated */
      long start;       /* beggining of the appointment */
      long dur;         /* duration of the appointment */
      char state;       /* 8 bits to store item state */
      char *mesg;       /* appointment description */
} recur_apoint_llist_node_t;

typedef struct recur_apoint_llist {
      recur_apoint_llist_node_t *root;
      pthread_mutex_t mutex;
} recur_apoint_llist_t;

struct recur_event_s {
      struct recur_event_s *next;
      struct rpt_s *rpt;      /* information about repetition */
      struct days_s *exc;     /* days when the item should not be repeated */
      int id;                 /* event type */
      long day;         /* day at which event occurs */
      char *mesg;       /* event description */
};

extern recur_apoint_llist_t *recur_alist_p;
extern struct recur_event_s *recur_elist;

int                     recur_apoint_llist_init(void);
recur_apoint_llist_node_t      *recur_apoint_new(char *, long, long, char, int,
                            int, long, struct days_s *); 
struct recur_event_s           *recur_event_new(char *, long, int, int, int, 
                            long, struct days_s *);
char                    recur_def2char(recur_types_t);
int                     recur_char2def(char);
recur_apoint_llist_node_t      *recur_apoint_scan(FILE *, struct tm, struct tm,
                            char, int, struct tm, struct days_s *, 
                            char);
struct recur_event_s           *recur_event_scan(FILE *, struct tm, int, char, 
                            int, struct tm, struct days_s *);
void                    recur_save_data(FILE *);
unsigned                recur_item_inday(long, struct days_s *, int, 
                            int, long, long);
void                    recur_event_erase(long, unsigned, unsigned);
void                    recur_apoint_erase(long, unsigned, unsigned);
void                    recur_repeat_item(void);
struct days_s                  *recur_exc_scan(FILE *);
struct notify_app_s            *recur_apoint_check_next(struct notify_app_s *,
                            long, long);
recur_apoint_llist_node_t      *recur_get_apoint(long, int);
struct recur_event_s           *recur_get_event(long, int);
void                    recur_apoint_switch_notify(long, int);

#endif /* CALCURSE_RECUR_H */

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