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/* $calcurse: apoint.c,v 1.1 2006/07/31 21:00:03 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
*
*/
#include <ncurses.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <time.h>
#include "i18n.h"
#include "vars.h"
#include "event.h"
#include "apoint.h"
#include "day.h"
#include "custom.h"
#include "utils.h"
struct apoint_s *apointlist;
struct apoint_s *apoint_new(char *mesg, long start, long dur)
{
struct apoint_s *o, **i;
o = (struct apoint_s *) malloc(sizeof(struct apoint_s));
o->mesg = (char *) malloc(strlen(mesg) + 1);
strcpy(o->mesg, mesg);
o->start = start;
o->dur = dur;
i = &apointlist;
for (;;) {
if (*i == 0 || (*i)->start > start) {
o->next = *i;
*i = o;
break;
}
i = &(*i)->next;
}
return o;
}
unsigned apoint_inday(struct apoint_s *i, long start)
{
if (i->start <= start + 3600 * 24 && i->start + i->dur > start) {
return 1;
}
return 0;
}
void apoint_sec2str(struct apoint_s *o, int type, long day, char *start, char *end)
{
struct tm *lt;
time_t t;
if (o->start < day && type == APPT) {
strcpy(start, "..:..");
} else {
t = o->start;
lt = localtime(&t);
snprintf(start, HRMIN_SIZE, "%02u:%02u", lt->tm_hour,
lt->tm_min);
}
if (o->start + o->dur > day + 24 * 3600 && type == APPT) {
strcpy(end, "..:..");
} else {
t = o->start + o->dur;
lt = localtime(&t);
snprintf(end, HRMIN_SIZE, "%02u:%02u", lt->tm_hour,
lt->tm_min);
}
}
void apoint_write(struct apoint_s *o, FILE * f)
{
struct tm *lt;
time_t t;
t = o->start;
lt = localtime(&t);
fprintf(f, "%02u/%02u/%04u @ %02u:%02u",
lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year,
lt->tm_hour, lt->tm_min);
t = o->start + o->dur;
lt = localtime(&t);
fprintf(f, " -> %02u/%02u/%04u @ %02u:%02u |%s\n",
lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year,
lt->tm_hour, lt->tm_min, o->mesg);
}
struct apoint_s *apoint_scan(FILE * f, struct tm start, struct tm end)
{
struct tm *lt;
char buf[MESG_MAXSIZE], *nl;
time_t tstart, tend, t;
t = time(NULL);
lt = localtime(&t);
/* Read the appointment description */
fgets(buf, MESG_MAXSIZE, f);
nl = strchr(buf, '\n');
if (nl) {
*nl = '\0';
}
start.tm_sec = end.tm_sec = 0;
start.tm_isdst = end.tm_isdst = -1;
start.tm_year -= 1900;
start.tm_mon--;
end.tm_year -= 1900;
end.tm_mon--;
tstart = mktime(&start);
tend = mktime(&end);
if (tstart == -1 || tend == -1 || tstart > tend) {
fputs(_("FATAL ERROR in apoint_scan: date error in the appointment\n"), stderr);
exit(EXIT_FAILURE);
}
return apoint_new(buf, tstart, tend - tstart);
}
void apoint_delete_bynum(long start, unsigned num)
{
unsigned n;
struct apoint_s *i, **iptr;
n = 0;
iptr = &apointlist;
for (i = apointlist; i != 0; i = i->next) {
if (apoint_inday(i, start)) {
if (n == num) {
*iptr = i->next;
free(i->mesg);
free(i);
return;
}
n++;
}
iptr = &i->next;
}
/* NOTREACHED */
fputs(_("FATAL ERROR in apoint_delete_bynum: no such appointment\n"), stderr);
exit(EXIT_FAILURE);
}
/*
* Print an item date in the appointment panel.
*/
void display_item_date(WINDOW *win, int incolor, struct apoint_s *i,
int type, long date, int y, int x)
{
char a_st[100], a_end[100];
apoint_sec2str(i, type, date, a_st, a_end);
if (incolor == 0)
custom_apply_attr(win, ATTR_HIGHEST);
mvwprintw(win, y, x, " - %s -> %s", a_st, a_end);
if (incolor == 0)
custom_remove_attr(awin, ATTR_HIGHEST);
}
/*
* Return the line number of an item (either an appointment or an event) in
* the appointment panel. This is to help the appointment scroll function
* to place beggining of the pad correctly.
*/
int get_item_line(int item_nb, int nb_events_inday)
{
int separator = 2;
int line = 0;
if (item_nb <= nb_events_inday)
line = item_nb - 1;
else
line = nb_events_inday + separator +
(item_nb - (nb_events_inday + 1))*3 - 1;
return line;
}
/*
* Update (if necessary) the first displayed pad line to make the
* appointment panel scroll down next time pnoutrefresh is called.
*/
void scroll_pad_down(int item_nb, int nb_events_inday, int win_length)
{
int pad_last_line = 0;
int item_first_line = 0, item_last_line = 0;
int borders = 6;
int awin_length = win_length - borders;
item_first_line = get_item_line(item_nb, nb_events_inday);
if (item_nb < nb_events_inday)
item_last_line = item_first_line;
else
item_last_line = item_first_line + 1;
pad_last_line = apad->first_onscreen + awin_length;
if (item_last_line >= pad_last_line)
apad->first_onscreen = item_last_line - awin_length;
}
/*
* Update (if necessary) the first displayed pad line to make the
* appointment panel scroll up next time pnoutrefresh is called.
*/
void scroll_pad_up(int item_nb, int nb_events_inday)
{
int item_first_line = 0;
item_first_line = get_item_line(item_nb, nb_events_inday);
if (item_first_line < apad->first_onscreen)
apad->first_onscreen = item_first_line;
}
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