/*
* Calcurse - text-based organizer
*
* Copyright (c) 2004-2020 calcurse Development Team <misc@calcurse.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Send your feedback or comments to : misc@calcurse.org
* Calcurse home page : http://calcurse.org
*
*/
#include <stdlib.h>
#include "calcurse.h"
#define HANDLE_KEY(key, fn) case key: fn(); break;
int count, reg;
/*
* Store events and appointments for a range of days in the day vector -
* beginning with the selected day - and load them into the APP listbox. If no
* day-change occurs, reset the selected APP item and with it the selected day,
* thereby storing and loading the same range of days.
*/
static void do_storage(int day_changed)
{
/*
* Save the selected item before rebuilding the day vector -
* unless already set.
*/
if (!day_check_sel_data())
day_set_sel_data(ui_day_get_sel());
if (!day_changed)
ui_day_sel_reset();
/* The day_items vector. */
day_store_items(get_slctd_day(), 1, day_get_days());
/* The APP listbox. */
ui_day_load_items();
if (day_changed)
ui_day_sel_reset();
else
ui_day_find_sel();
day_set_sel_data(&empty_day);
}
static inline void key_generic_change_view(void)
{
wins_reset_status_page();
wins_slctd_next();
wins_update(FLAG_ALL);
}
static inline void key_generic_other_cmd(void)
{
wins_other_status_page();
wins_update(FLAG_STA);
}
static inline void key_generic_goto(void)
{
wins_erase_status_bar();
ui_calendar_set_current_date();
ui_calendar_change_day(conf.input_datefmt);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP | FLAG_STA);
}
static inline void key_generic_goto_today(void)
{
wins_erase_status_bar();
ui_calendar_set_current_date();
ui_calendar_goto_today();
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP | FLAG_STA);
}
static inline void key_view_item(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel()))
ui_day_popup_item();
else if (wins_slctd() == TOD)
ui_todo_popup_item();
wins_update(FLAG_ALL);
}
static inline void key_generic_config_menu(void)
{
wins_erase_status_bar();
wins_reset_status_page();
custom_config_main();
do_storage(0);
wins_update(FLAG_ALL);
}
static inline void key_generic_add_appt(void)
{
ui_day_item_add();
do_storage(0);
wins_update(FLAG_CAL | FLAG_APP | FLAG_STA);
}
static inline void key_generic_add_todo(void)
{
ui_todo_add();
wins_update(FLAG_TOD | FLAG_STA);
}
static inline void key_add_item(void)
{
switch (wins_slctd()) {
case APP:
case CAL:
ui_day_item_add();
do_storage(0);
wins_update(FLAG_CAL | FLAG_APP | FLAG_STA);
break;
case TOD:
ui_todo_add();
wins_update(FLAG_TOD | FLAG_STA);
break;
default:
break;
}
}
static inline void key_edit_item(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel())) {
ui_day_item_edit();
do_storage(0);
wins_update(FLAG_CAL | FLAG_APP | FLAG_STA);
} else if (wins_slctd() == TOD) {
ui_todo_edit();
wins_update(FLAG_TOD | FLAG_STA);
}
}
static inline void key_del_item(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel())) {
ui_day_item_delete(reg);
do_storage(0);
wins_update(FLAG_CAL | FLAG_APP | FLAG_STA);
} else if (wins_slctd() == TOD) {
ui_todo_delete();
wins_update(FLAG_TOD | FLAG_STA);
}
}
static inline void key_generic_copy(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel()))
ui_day_item_copy(reg);
}
static inline void key_generic_paste(void)
{
if (wins_slctd() == APP) {
ui_day_item_paste(reg);
do_storage(0);
wins_update(FLAG_CAL | FLAG_APP);
}
}
static inline void key_repeat_item(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel())) {
ui_day_item_repeat();
do_storage(0);
wins_update(FLAG_CAL | FLAG_APP | FLAG_STA);
}
}
static inline void key_flag_item(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel())) {
ui_day_flag();
do_storage(0);
wins_update(FLAG_APP);
} else if (wins_slctd() == TOD) {
ui_todo_flag();
wins_update(FLAG_TOD);
}
}
static inline void key_pipe_item(void)
{
if (wins_slctd() == APP)
ui_day_item_pipe();
else if (wins_slctd() == TOD)
ui_todo_pipe();
wins_update(FLAG_ALL);
}
static inline void change_priority(int diff)
{
if (wins_slctd() == TOD) {
ui_todo_chg_priority(diff);
wins_update(FLAG_TOD);
}
}
static inline void key_raise_priority(void)
{
change_priority(1);
}
static inline void key_lower_priority(void)
{
change_priority(-1);
}
static inline void key_edit_note(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel())) {
ui_day_edit_note();
do_storage(0);
} else if (wins_slctd() == TOD) {
ui_todo_edit_note();
}
wins_update(FLAG_ALL);
}
static inline void key_view_note(void)
{
if (wins_slctd() == APP && !event_dummy(ui_day_get_sel()))
ui_day_view_note();
else if (wins_slctd() == TOD)
ui_todo_view_note();
wins_update(FLAG_ALL);
}
static inline void key_generic_credits(void)
{
if (!display_help("credits"))
warnbox(_("Unable to find documentation."));
wins_update(FLAG_ALL);
}
static inline void key_generic_help(void)
{
if (!display_help(NULL))
warnbox(_("Unable to find documentation."));
wins_update(FLAG_ALL);
}
static inline void key_generic_save(void)
{
char *msg = NULL;
int ret;
ret = io_save_cal(interactive);
if (ret == IO_SAVE_RELOAD) {
ui_todo_load_items();
ui_todo_sel_reset();
do_storage(0);
notify_check_next_app(1);
ui_calendar_monthly_view_cache_set_invalid();
}
wins_update(FLAG_ALL);
switch (ret) {
case IO_SAVE_CTINUE:
msg = _("Data were saved successfully");
break;
case IO_SAVE_RELOAD:
msg = _("Data were saved/reloaded successfully");
break;
case IO_SAVE_CANCEL:
msg = _("Save cancelled");
break;
case IO_SAVE_NOOP:
msg = _("Data were already saved");
break;
case IO_SAVE_ERROR:
EXIT(_("Cannot open data file"));
}
status_mesg(msg, "");
}
static inline void key_generic_reload(void)
{
char *msg = NULL;
int ret;
ret = io_reload_data();
if (ret == IO_RELOAD_LOAD ||
ret == IO_RELOAD_CTINUE ||
ret == IO_RELOAD_MERGE) {
ui_todo_load_items();
ui_todo_sel_reset();
do_storage(0);
notify_check_next_app(1);
ui_calendar_monthly_view_cache_set_invalid();
}
wins_update(FLAG_ALL);
switch (ret) {
case IO_RELOAD_LOAD:
case IO_RELOAD_CTINUE:
msg = _("Data were reloaded successfully");
break;
case IO_RELOAD_MERGE:
msg = _("Date were merged/reloaded successfully");
break;
case IO_RELOAD_CANCEL:
msg = _("Reload cancelled");
break;
case IO_RELOAD_NOOP:
msg = _("Data were already loaded");
break;
case IO_RELOAD_ERROR:
EXIT(_("Cannot open data file"));
}
status_mesg(msg, "");
}
static inline void key_generic_import(void)
{
wins_erase_status_bar();
io_import_data(IO_IMPORT_ICAL, NULL, NULL, NULL, NULL, NULL, NULL);
ui_calendar_monthly_view_cache_set_invalid();
do_storage(0);
wins_update(FLAG_ALL);
}
static inline void key_generic_export()
{
const char *export_msg = _("Export to (i)cal or (p)cal format?");
const char *export_choices = _("[ip]");
const int nb_export_choices = 2;
wins_erase_status_bar();
switch (status_ask_choice
(export_msg, export_choices, nb_export_choices)) {
case 1:
io_export_data(IO_EXPORT_ICAL, 0);
break;
case 2:
io_export_data(IO_EXPORT_PCAL, 0);
break;
default: /* User escaped */
break;
}
do_storage(0);
wins_update(FLAG_ALL);
}
static inline void key_generic_prev_day(void)
{
ui_calendar_move(DAY_PREV, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_move_left(void)
{
if (wins_slctd() == CAL)
key_generic_prev_day();
}
static inline void key_generic_next_day(void)
{
ui_calendar_move(DAY_NEXT, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_move_right(void)
{
if (wins_slctd() == CAL)
key_generic_next_day();
}
static inline void key_generic_prev_week(void)
{
ui_calendar_move(WEEK_PREV, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_move_up(void)
{
if (wins_slctd() == CAL) {
key_generic_prev_week();
} else if (wins_slctd() == APP) {
if (!ui_day_sel_move(-1)) {
ui_calendar_move(DAY_PREV, 1);
do_storage(1);
ui_day_sel_dayend();
}
wins_update(FLAG_APP | FLAG_CAL);
} else if (wins_slctd() == TOD) {
ui_todo_sel_move(-1);
wins_update(FLAG_TOD);
}
}
static inline void key_generic_next_week(void)
{
ui_calendar_move(WEEK_NEXT, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_move_down(void)
{
if (wins_slctd() == CAL) {
key_generic_next_week();
} else if (wins_slctd() == APP) {
if (!ui_day_sel_move(1)) {
ui_calendar_move(DAY_PREV, day_get_days() - 2);
do_storage(1);
ui_day_sel_daybegin(day_get_days() - 1);
}
wins_update(FLAG_APP | FLAG_CAL);
} else if (wins_slctd() == TOD) {
ui_todo_sel_move(1);
wins_update(FLAG_TOD);
}
}
static inline void key_generic_prev_month(void)
{
ui_calendar_move(MONTH_PREV, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_generic_next_month(void)
{
ui_calendar_move(MONTH_NEXT, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_generic_prev_year(void)
{
ui_calendar_move(YEAR_PREV, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_generic_next_year(void)
{
ui_calendar_move(YEAR_NEXT, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
static inline void key_start_of_week(void)
{
if (wins_slctd() == CAL) {
ui_calendar_move(WEEK_START, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
}
static inline void key_end_of_week(void)
{
if (wins_slctd() == CAL) {
ui_calendar_move(WEEK_END, count);
do_storage(1);
wins_update(FLAG_CAL | FLAG_APP);
}
}
static inline void key_generic_scroll_up(void)
{
if (wins_slctd() == CAL) {
ui_calendar_view_prev();
wins_update(FLAG_CAL | FLAG_APP);
} else if (wins_slctd() == TOD) {
ui_todo_view_prev();
wins_update(FLAG_TOD | FLAG_APP);
}
}
static inline void key_generic_scroll_down(void)
{
if (wins_slctd() == CAL) {
ui_calendar_view_next();
wins_update(FLAG_CAL | FLAG_APP);
} else if (wins_slctd() == TOD) {
ui_todo_view_next();
wins_update(FLAG_TOD | FLAG_APP);
}
}
static inline void key_generic_quit(void)
{
/* In read-only mode, quit unconditionally without saving. */
if (!read_only &&
(conf.auto_save || (io_get_modified() &&
status_ask_bool(_("There are unsaved changes. "
"Should they be saved?")) == 1)))
if (io_save_cal(interactive) == IO_SAVE_CANCEL) {
/* Cancel quit as well. */
wins_update(FLAG_STA);
return;
}
if (conf.auto_gc)
note_gc();
if (conf.confirm_quit) {
if (status_ask_bool(_("Do you really want to quit?")) == 1)
exit_calcurse(EXIT_SUCCESS);
else
wins_update(FLAG_STA);
} else {
exit_calcurse(EXIT_SUCCESS);
}
}
/*
* Safety exit.
* Auto_save is ignored, but modifications are checked for.
* Use of force(=!) will override configuration settings and --read-only option.
*/
static inline void key_generic_cmd(void)
{
char cmd[BUFSIZ] = "";
char *cmd_name;
int valid = 0, force = 0, ret;
char *error_msg;
status_mesg(_("Command: [ h(elp) | w(rite)(!) | q(uit)(!) | wq(!) ]"), "");
if (getstring(win[STA].p, cmd, BUFSIZ, 0, 1) != GETSTRING_VALID)
goto cleanup;
cmd_name = strtok(cmd, " ");
if (cmd_name[strlen(cmd_name) - 1] == '!') {
cmd_name[strlen(cmd_name) - 1] = '\0';
force = 1;
}
if (!strcmp(cmd_name, "write") || !strcmp(cmd_name, "w") ||
!strcmp(cmd_name, "wq")) {
if (force)
read_only = 0;
ret = io_save_cal(interactive);
/* Either the save was cancelled or read_only mode is on */
if (ret == IO_SAVE_CANCEL) {
if (read_only) {
status_mesg(_("Read-only mode - use w!"), "");
return;
} else if (!strcmp(cmd_name, "wq")) {
/* Cancel quit as well. */
goto cleanup;
}
}
valid = 1;
}
if (!strcmp(cmd_name, "quit") || !strcmp(cmd_name, "q") ||
!strcmp(cmd_name, "wq")) {
if (!force && io_get_modified()) {
status_mesg(
_("There are unsaved changes - use w or q!"), "");
return;
}
if (force || !conf.confirm_quit || status_ask_bool(
_("Do you really want to quit?")) == 1)
exit_calcurse(EXIT_SUCCESS);
valid = 1;
}
if (!strcmp(cmd_name, "help") || !strcmp(cmd_name, "h")) {
char *topic = strtok(NULL, " ");
if (!display_help(topic)) {
asprintf(&error_msg,
_("Help topic does not exist: %s"), topic);
warnbox(error_msg);
mem_free(error_msg);
}
valid = 1;
}
if (!valid) {
asprintf(&error_msg, _("No such command: %s"), cmd);
status_mesg(error_msg, "");
mem_free(error_msg);
keys_wgetch(win[KEY].p);
}
cleanup:
wins_update(FLAG_ALL);
}
/*
* 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)
{
int no_data_file = 1;
#if ENABLE_NLS
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
#endif /* ENABLE_NLS */
/*
* Begin by parsing and handling command line arguments.
* The data path is also initialized here.
*/
if (parse_args(argc, argv)) {
/* Non-interactive mode. */
exit_calcurse(EXIT_SUCCESS);
} else {
no_data_file = io_check_data_files();
dmon_stop();
io_set_lock();
}
/* System message queue. */
que_init();
/* Begin of interactive mode with ncurses interface. */
sigs_init(); /* 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 */
ui_calendar_set_current_date();
notify_init_vars();
wins_get_config();
/* Check if terminal supports color. */
if (has_colors()) {
colorize = 1;
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 = 0;
background = COLOR_BLACK;
}
vars_init();
wins_init();
/* Default to the calendar panel -- this is overridden later. */
wins_slctd_set(CAL);
notify_init_bar();
wins_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.
*/
config_load();
wins_erase_status_bar();
io_load_keys(conf.pager);
io_load_data(NULL, FORCE);
wins_slctd_set(conf.default_panel);
wins_resize();
/*
* Refresh the hidden key handler window here to prevent wgetch() from
* implicitly calling wrefresh() later (causing ncurses race conditions).
*/
wins_wrefresh(win[KEY].p);
if (show_dialogs()) {
wins_update(FLAG_ALL);
io_startup_screen(no_data_file);
}
ui_calendar_monthly_view_cache_set_invalid();
do_storage(1);
ui_todo_load_items();
ui_todo_sel_reset();
wins_update(FLAG_ALL);
/* Start miscellaneous threads. */
if (notify_bar())
notify_start_main_thread();
ui_calendar_start_date_thread();
if (conf.periodic_save > 0)
io_start_psave_thread();
/* User input */
for (;;) {
int key;
while (que_ued()) {
que_show();
if (conf.systemevents) {
que_save();
do_storage(0);
}
wins_update(FLAG_ALL);
que_rem();
}
if (resize) {
resize = 0;
wins_reset();
if (conf.multiple_days) {
do_storage(0);
wins_update(FLAG_APP);
}
}
if (want_reload) {
want_reload = 0;
key_generic_reload();
}
/* Check input loop once every minute. */
wtimeout(win[KEY].p, 60000);
key = keys_get(win[KEY].p, &count, ®);
wtimeout(win[KEY].p, -1);
switch (key) {
HANDLE_KEY(KEY_GENERIC_CHANGE_VIEW, key_generic_change_view);
HANDLE_KEY(KEY_GENERIC_OTHER_CMD, key_generic_other_cmd);
HANDLE_KEY(KEY_GENERIC_GOTO, key_generic_goto);
HANDLE_KEY(KEY_GENERIC_GOTO_TODAY, key_generic_goto_today);
HANDLE_KEY(KEY_VIEW_ITEM, key_view_item);
HANDLE_KEY(KEY_GENERIC_CONFIG_MENU, key_generic_config_menu);
HANDLE_KEY(KEY_GENERIC_ADD_APPT, key_generic_add_appt);
HANDLE_KEY(KEY_GENERIC_ADD_TODO, key_generic_add_todo);
HANDLE_KEY(KEY_ADD_ITEM, key_add_item);
HANDLE_KEY(KEY_EDIT_ITEM, key_edit_item);
HANDLE_KEY(KEY_DEL_ITEM, key_del_item);
HANDLE_KEY(KEY_GENERIC_COPY, key_generic_copy);
HANDLE_KEY(KEY_GENERIC_PASTE, key_generic_paste);
HANDLE_KEY(KEY_REPEAT_ITEM, key_repeat_item);
HANDLE_KEY(KEY_FLAG_ITEM, key_flag_item);
HANDLE_KEY(KEY_PIPE_ITEM, key_pipe_item);
HANDLE_KEY(KEY_RAISE_PRIORITY, key_raise_priority);
HANDLE_KEY(KEY_LOWER_PRIORITY, key_lower_priority);
HANDLE_KEY(KEY_EDIT_NOTE, key_edit_note);
HANDLE_KEY(KEY_VIEW_NOTE, key_view_note);
HANDLE_KEY(KEY_GENERIC_CREDITS, key_generic_credits);
HANDLE_KEY(KEY_GENERIC_HELP, key_generic_help);
HANDLE_KEY(KEY_GENERIC_SAVE, key_generic_save);
HANDLE_KEY(KEY_GENERIC_RELOAD, key_generic_reload);
HANDLE_KEY(KEY_GENERIC_IMPORT, key_generic_import);
HANDLE_KEY(KEY_GENERIC_EXPORT, key_generic_export);
HANDLE_KEY(KEY_GENERIC_PREV_DAY, key_generic_prev_day);
HANDLE_KEY(KEY_MOVE_LEFT, key_move_left);
HANDLE_KEY(KEY_GENERIC_NEXT_DAY, key_generic_next_day);
HANDLE_KEY(KEY_MOVE_RIGHT, key_move_right);
HANDLE_KEY(KEY_GENERIC_PREV_WEEK, key_generic_prev_week);
HANDLE_KEY(KEY_MOVE_UP, key_move_up);
HANDLE_KEY(KEY_GENERIC_NEXT_WEEK, key_generic_next_week);
HANDLE_KEY(KEY_MOVE_DOWN, key_move_down);
HANDLE_KEY(KEY_GENERIC_PREV_MONTH, key_generic_prev_month);
HANDLE_KEY(KEY_GENERIC_NEXT_MONTH, key_generic_next_month);
HANDLE_KEY(KEY_GENERIC_PREV_YEAR, key_generic_prev_year);
HANDLE_KEY(KEY_GENERIC_NEXT_YEAR, key_generic_next_year);
HANDLE_KEY(KEY_START_OF_WEEK, key_start_of_week);
HANDLE_KEY(KEY_END_OF_WEEK, key_end_of_week);
HANDLE_KEY(KEY_GENERIC_SCROLL_UP, key_generic_scroll_up);
HANDLE_KEY(KEY_GENERIC_SCROLL_DOWN, key_generic_scroll_down);
HANDLE_KEY(KEY_GENERIC_QUIT, key_generic_quit);
HANDLE_KEY(KEY_GENERIC_CMD, key_generic_cmd);
case KEY_GENERIC_REDRAW:
resize = 1;
break;
case KEY_RESIZE:
case ERR:
/* Do not reset the count parameter on resize or error. */
continue;
default:
break;
}
count = 0;
}
}