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calcurse-edge/src/calcurse.c

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/* $calcurse: calcurse.c,v 1.51 2007/07/28 13:11:42 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
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /* HAVE_CONFIG_H */
#include <sys/types.h>
#include <sys/wait.h>
#include <ncurses.h>
#include <unistd.h>
#include <signal.h>
#include <pthread.h>
#include <time.h>
#include <string.h>
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>
#include <locale.h>
#include <stdio.h>
#include "i18n.h"
#include "io.h"
#include "help.h"
#include "calendar.h"
#include "custom.h"
#include "utils.h"
#include "vars.h"
#include "sigs.h"
#include "wins.h"
#include "apoint.h"
#include "day.h"
#include "event.h"
#include "recur.h"
#include "todo.h"
#include "args.h"
#include "notify.h"
/*
* Calcurse is a text-based personal organizer which helps keeping track
* of events and everyday tasks. It contains a calendar, a 'todo' list,
* and puts your appointments in order. The user interface is configurable,
* and one can choose between different color schemes and layouts.
* All of the commands are documented within an online help system.
*/
int
main(int argc, char **argv)
{
conf_t conf;
window_t win[NBWINS];
day_items_nb_t inday;
int ch, background, foreground;
int non_interactive;
int no_data_file = 1;
int first_todo_onscreen = 1;
int hilt_app = 0;
int hilt_tod = 0;
int nb_tod = 0;
int sav_hilt_app = 0;
int sav_hilt_tod = 0;
struct sigaction sigact;
bool do_storage = false;
bool day_changed = false;
char *saved_t_mesg;
char *no_color_support =
_("Sorry, colors are not supported by your terminal\n"
"(Press [ENTER] to continue)");
char *quit_message = _("Do you really want to quit ?");
char choices[] = "[y/n] ";
#if ENABLE_NLS
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
#endif /* ENABLE_NLS */
/* Thread-safe data structure init */
apoint_llist_init();
recur_apoint_llist_init();
/*
* Begin by parsing and handling command line arguments.
* The data path is also initialized here.
*/
non_interactive = parse_args(argc, argv, &conf);
if (non_interactive)
return (EXIT_SUCCESS);
/* Begin of interactive mode with ncurses interface. */
sigs_init(&sigact); /* signal handling init */
initscr(); /* start the curses mode */
cbreak(); /* control chars generate a signal */
noecho(); /* controls echoing of typed chars */
curs_set(0); /* make cursor invisible */
calendar_set_current_date();
notify_init_vars();
wins_get_config(&conf, &win[STATUS], &win[NOTIFY], &win[APPOINTMENT],
&win[TODO], &win[CALENDAR]);
/* Check if terminal supports color. */
if (has_colors()) {
colorize = true;
background = COLOR_BLACK;
foreground = COLOR_WHITE;
start_color();
#ifdef NCURSES_VERSION
if (use_default_colors() != ERR) {
background = -1;
foreground = -1;
}
#endif /* NCURSES_VERSION */
/* Color assignment */
init_pair(COLR_RED, COLOR_RED, background);
init_pair(COLR_GREEN, COLOR_GREEN, background);
init_pair(COLR_YELLOW, COLOR_YELLOW, background);
init_pair(COLR_BLUE, COLOR_BLUE, background);
init_pair(COLR_MAGENTA, COLOR_MAGENTA, background);
init_pair(COLR_CYAN, COLOR_CYAN, background);
init_pair(COLR_DEFAULT, foreground, background);
init_pair(COLR_HIGH, COLOR_BLACK, COLOR_GREEN);
init_pair(COLR_CUSTOM, COLOR_RED, background);
} else
colorize = false;
vars_init(&conf);
wins_init(&win[CALENDAR], &win[APPOINTMENT], &win[TODO], &win[STATUS]);
wins_slctd_init();
notify_init_bar(&win[NOTIFY]);
reset_status_page();
/*
* Read the data from files : first the user
* configuration (the display is then updated), and then
* the todo list, appointments and events.
*/
no_data_file = io_check_data_files();
custom_load_conf(&conf, background);
erase_status_bar();
nb_tod = io_load_todo();
io_load_app();
if (notify_bar()) {
notify_start_main_thread();
notify_check_next_app();
}
wins_get_config(&conf, &win[STATUS], &win[NOTIFY], &win[APPOINTMENT],
&win[TODO], &win[CALENDAR]);
wins_reinit(&conf, &win[STATUS], &win[APPOINTMENT],
&win[TODO], &win[CALENDAR], &win[NOTIFY]);
wins_update(&conf, &win[STATUS], &win[APPOINTMENT], &win[TODO],
hilt_app, hilt_tod, nb_tod, first_todo_onscreen, &saved_t_mesg);
io_startup_screen(conf.skip_system_dialogs, no_data_file);
inday = *day_process_storage(0, day_changed, &inday);
wins_slctd_set(CALENDAR);
wins_update(&conf, &win[STATUS], &win[APPOINTMENT], &win[TODO],
hilt_app, hilt_tod, nb_tod, first_todo_onscreen, &saved_t_mesg);
calendar_start_date_thread();
/* User input */
for (;;) {
/* Check terminal size. */
getmaxyx(stdscr, row, col);
if ((col < 80) | (row < 24)) {
endwin();
fputs(_("Please resize your terminal screen\n"
"(to at least 80x24),\n"
"and restart calcurse.\n"), stderr);
return (EXIT_FAILURE);
}
/* Get user input. */
ch = wgetch(swin);
switch (ch) {
case 9: /* The TAB key was hit. */
reset_status_page();
/* Save previously highlighted event. */
switch (wins_slctd()) {
case TODO:
sav_hilt_tod = hilt_tod;
hilt_tod = 0;
break;
case APPOINTMENT:
sav_hilt_app = hilt_app;
hilt_app = 0;
break;
default:
break;
}
wins_slctd_next();
/* Select the event to highlight. */
switch (wins_slctd()) {
case TODO:
if ((sav_hilt_tod == 0) && (nb_tod != 0))
hilt_tod = 1;
else
hilt_tod = sav_hilt_tod;
break;
case APPOINTMENT:
if ((sav_hilt_app == 0) &&
((inday.nb_events + inday.nb_apoints) != 0))
hilt_app = 1;
else
hilt_app = sav_hilt_app;
break;
default:
break;
}
break;
case CTRL('R'):
wins_reinit(&conf, &win[STATUS],
&win[APPOINTMENT], &win[TODO], &win[CALENDAR],
&win[NOTIFY]);
wins_update(&conf, &win[STATUS], &win[APPOINTMENT],
&win[TODO], hilt_app, hilt_tod,
nb_tod, first_todo_onscreen, &saved_t_mesg);
do_storage = true;
break;
case 'O':
case 'o':
other_status_page(wins_slctd());
break;
case 'G':
case 'g': /* Goto function */
erase_status_bar();
calendar_set_current_date();
calendar_change_day();
do_storage = true;
day_changed = true;
break;
case 'V':
case 'v': /* View function */
if ((wins_slctd() == APPOINTMENT) && (hilt_app != 0))
day_popup_item();
else if ((wins_slctd() == TODO) && (hilt_tod != 0))
item_in_popup(NULL, NULL, saved_t_mesg,
_("To do :"));
break;
case 'C':
case 'c': /* Configuration menu */
erase_status_bar();
config_bar();
while ((ch = wgetch(swin)) != 'q') {
switch (ch) {
case 'C':
case 'c':
if (has_colors()) {
custom_color_config(
notify_bar());
} else {
colorize = false;
erase_status_bar();
mvwprintw(swin, 0, 0,
_(no_color_support));
wgetch(swin);
}
break;
case 'L':
case 'l':
conf.layout =
layout_config(conf.layout);
break;
case 'G':
case 'g':
custom_general_config(&conf);
break;
case 'N':
case 'n':
notify_config_bar();
break;
}
wins_reinit(&conf, &win[STATUS],
&win[APPOINTMENT], &win[TODO],
&win[CALENDAR], &win[NOTIFY]);
wins_update(&conf, &win[STATUS],
&win[APPOINTMENT], &win[TODO], hilt_app,
hilt_tod, nb_tod,
first_todo_onscreen, &saved_t_mesg);
do_storage = true;
erase_status_bar();
config_bar();
}
wins_update(&conf, &win[STATUS], &win[APPOINTMENT],
&win[TODO], hilt_app, hilt_tod, nb_tod,
first_todo_onscreen, &saved_t_mesg);
break;
case CTRL('A'): /* Add an app, whatever panel selected */
apoint_add(&hilt_app);
do_storage = true;
break;
case CTRL('T'): /* Add a todo, whatever panel selected */
nb_tod = todo_new_item(nb_tod);
if (hilt_tod == 0 && nb_tod == 1)
hilt_tod++;
break;
case 'A':
case 'a': /* Add an item */
switch (wins_slctd()) {
case APPOINTMENT:
apoint_add(&hilt_app);
do_storage = true;
break;
case TODO:
nb_tod = todo_new_item(nb_tod);
if (hilt_tod == 0 && nb_tod == 1)
hilt_tod++;
break;
default:
break;
}
break;
case 'E':
case 'e': /* Edit an existing item */
if (wins_slctd() == APPOINTMENT && hilt_app != 0)
day_edit_item(hilt_app);
else if (wins_slctd() == TODO && hilt_tod != 0)
todo_edit_item(hilt_tod);
do_storage = true;
break;
case 'D':
case 'd': /* Delete an item */
if (wins_slctd() == APPOINTMENT && hilt_app != 0)
apoint_delete(&conf, &inday.nb_events,
&inday.nb_apoints, &hilt_app);
else if (wins_slctd() == TODO && hilt_tod != 0)
todo_delete(&conf, &nb_tod, &hilt_tod);
do_storage = true;
break;
case 'R':
case 'r':
if (wins_slctd() == APPOINTMENT && hilt_app != 0)
recur_repeat_item(hilt_app);
do_storage = true;
break;
case '!':
if (wins_slctd() == APPOINTMENT && hilt_app != 0)
apoint_switch_notify(hilt_app);
do_storage = true;
break;
case '+':
case '-':
if (wins_slctd() == TODO && hilt_tod != 0) {
hilt_tod = todo_chg_priority(ch, hilt_tod);
if (hilt_tod < first_todo_onscreen)
first_todo_onscreen = hilt_tod;
else if (hilt_tod - first_todo_onscreen >=
win[TODO].h - 4)
first_todo_onscreen = hilt_tod
- win[TODO].h + 5;
}
break;
case '?': /* Online help system */
status_bar();
help_screen();
break;
case 'S':
case 's': /* Save function */
io_save_cal(&conf);
break;
case 'X':
case 'x': /* Export function */
io_export_data(IO_EXPORT_INTERACTIVE, &conf);
break;
case (261): /* right arrow */
case ('L'):
case ('l'):
case CTRL('L'):
if (wins_slctd() == CALENDAR || ch == CTRL('L')) {
do_storage = true;
day_changed = true;
calendar_move_right();
}
break;
case (260): /* left arrow */
case ('H'):
case ('h'):
case CTRL('H'):
if (wins_slctd() == CALENDAR || ch == CTRL('H')) {
do_storage = true;
day_changed = true;
calendar_move_left();
}
break;
case (259): /* up arrow */
case ('K'):
case ('k'):
case CTRL('K'):
if (wins_slctd() == CALENDAR || ch == CTRL('K')) {
do_storage = true;
day_changed = true;
calendar_move_up();
} else {
if ((wins_slctd() == APPOINTMENT) &&
(hilt_app > 1)) {
hilt_app--;
scroll_pad_up(hilt_app,
inday.nb_events);
} else if ((wins_slctd() == TODO) &&
(hilt_tod > 1)) {
hilt_tod--;
if (hilt_tod < first_todo_onscreen)
first_todo_onscreen--;
}
}
break;
case (258): /* down arrow */
case ('J'):
case ('j'):
case CTRL('J'):
if (wins_slctd() == CALENDAR || ch == CTRL('J')) {
do_storage = true;
day_changed = true;
calendar_move_down();
} else {
if ((wins_slctd() == APPOINTMENT) &&
(hilt_app < inday.nb_events +
inday.nb_apoints)) {
hilt_app++;
scroll_pad_down(hilt_app,
inday.nb_events,
win[APPOINTMENT].h);
}
if ((wins_slctd() == TODO) &&
(hilt_tod < nb_tod)) {
++hilt_tod;
if (hilt_tod - first_todo_onscreen ==
win[TODO].h - 4)
first_todo_onscreen++;
}
}
break;
case ('Q'): /* Quit calcurse :( */
case ('q'):
if (conf.auto_save)
io_save_cal(&conf);
if (conf.confirm_quit) {
status_mesg(_(quit_message), choices);
ch = wgetch(swin);
if ( ch == 'y' )
exit_calcurse();
else {
erase_status_bar();
break;
}
} else
exit_calcurse();
break;
}
if (do_storage) {
inday = *day_process_storage(calendar_get_slctd_day(),
day_changed, &inday);
do_storage = !do_storage;
if (day_changed) {
sav_hilt_app = 0;
day_changed = !day_changed;
if ((wins_slctd() == APPOINTMENT) &&
(inday.nb_events + inday.nb_apoints != 0))
hilt_app = 1;
}
}
wins_update(&conf, &win[STATUS], &win[APPOINTMENT],
&win[TODO], hilt_app, hilt_tod, nb_tod,
first_todo_onscreen, &saved_t_mesg);
}
}
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