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recur.h

/*    $calcurse: recur.h,v 1.7 2006/09/14 14:55:27 culot Exp $    */

/*
 * Calcurse - text-based organizer
 * Copyright (c) 2004-2006 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

#include "apoint.h"
#include "notify.h"

#define RECUR_NO  0
#define RECUR_DAILY     1
#define RECUR_WEEKLY    2
#define RECUR_MONTHLY   3
#define RECUR_YEARLY    4

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 *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 *mesg, long start, long duration,
      int type, int freq, long until, struct days_s *except); 
struct recur_event_s *recur_event_new(char *mesg, long day, int id, 
      int type, int freq, long until, struct days_s *except);
char recur_def2char(int define);
int recur_char2def(char type);
void recur_write_exc(struct days_s *exc, FILE * f);
void recur_apoint_write(recur_apoint_llist_node_t *o, FILE * f);
void recur_event_write(struct recur_event_s *o, FILE * f);
recur_apoint_llist_node_t *recur_apoint_scan(FILE * f, struct tm start,
      struct tm end, char type, int freq, 
      struct tm until, struct days_s *exc);
struct recur_event_s *recur_event_scan(FILE * f, struct tm start, int id, 
      char type, int freq, struct tm until, struct days_s *exc);
void recur_save_data(FILE *f);
unsigned recur_item_inday(long item_start, struct days_s *item_exc, int rpt_type, 
                  int rpt_freq, long rpt_until, long day_start);
void recur_event_erase(long start, unsigned num, unsigned delete_whole);
void recur_apoint_erase(long start, unsigned num, unsigned delete_whole);
void recur_repeat_item(int sel_year, int sel_month, int sel_day, 
      int item_nb, int colr);
struct days_s *recur_exc_scan(FILE *data_file);
struct notify_app_s *recur_apoint_check_next(
      struct notify_app_s *app, long start, long day);

#endif /* CALCURSE_RECUR_H */

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