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heck_orca-c/tui_main.c

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#include "bank.h"
#include "base.h"
#include "field.h"
#include "gbuffer.h"
#include "mark.h"
#include "sim.h"
#include <getopt.h>
#include <locale.h>
#include <ncurses.h>
#define AND_CTRL(c) ((c)&037)
static void usage() {
// clang-format off
fprintf(stderr,
"Usage: orca [options] [file]\n\n"
"Options:\n"
" --margins <number> Set cosmetic margins.\n"
" Default: 2\n"
" -h or --help Print this message and exit.\n"
);
// clang-format on
}
typedef enum {
Tui_input_mode_normal = 0,
Tui_input_mode_append = 1,
Tui_input_mode_piano = 2,
} Tui_input_mode;
typedef enum {
C_natural,
C_black,
C_red,
C_green,
C_yellow,
C_blue,
C_magenta,
C_cyan,
C_white,
} Color_name;
enum {
Colors_count = C_white + 1,
};
enum {
Cdef_normal = COLOR_PAIR(1),
};
typedef enum {
A_normal = A_NORMAL,
A_bold = A_BOLD,
A_dim = A_DIM,
A_standout = A_STANDOUT,
A_reverse = A_REVERSE,
} Term_attr;
ORCA_FORCE_INLINE
int fg_bg(Color_name fg, Color_name bg) {
return COLOR_PAIR(1 + fg * Colors_count + bg);
}
typedef enum {
Glyph_class_unknown,
Glyph_class_grid,
Glyph_class_comment,
Glyph_class_uppercase,
Glyph_class_lowercase,
Glyph_class_movement,
Glyph_class_numeric,
Glyph_class_bang,
} Glyph_class;
static Glyph_class glyph_class_of(Glyph glyph) {
if (glyph == '.')
return Glyph_class_grid;
if (glyph >= '0' && glyph <= '9')
return Glyph_class_numeric;
switch (glyph) {
case 'N':
case 'n':
case 'E':
case 'e':
case 'S':
case 's':
case 'W':
case 'w':
case 'Z':
case 'z':
return Glyph_class_movement;
case '!':
return Glyph_class_uppercase;
case '*':
return Glyph_class_bang;
case '#':
return Glyph_class_comment;
}
if (glyph >= 'A' && glyph <= 'Z')
return Glyph_class_uppercase;
if (glyph >= 'a' && glyph <= 'z')
return Glyph_class_lowercase;
return Glyph_class_unknown;
}
static int term_attrs_of_cell(Glyph g, Mark m) {
Glyph_class gclass = glyph_class_of(g);
int attr = A_normal;
switch (gclass) {
case Glyph_class_unknown:
attr = A_bold | fg_bg(C_red, C_natural);
break;
case Glyph_class_grid:
attr = A_bold | fg_bg(C_black, C_natural);
break;
case Glyph_class_comment:
attr = A_dim | Cdef_normal;
break;
case Glyph_class_uppercase:
attr = A_normal | fg_bg(C_black, C_cyan);
break;
case Glyph_class_lowercase:
case Glyph_class_movement:
case Glyph_class_numeric:
attr = A_bold | Cdef_normal;
break;
case Glyph_class_bang:
attr = A_bold | Cdef_normal;
break;
}
if (gclass != Glyph_class_comment) {
if ((m & (Mark_flag_lock | Mark_flag_input)) ==
(Mark_flag_lock | Mark_flag_input)) {
attr = A_normal | Cdef_normal;
} else if (m & Mark_flag_lock) {
attr = A_dim | Cdef_normal;
}
}
if (m & Mark_flag_output) {
attr = A_reverse;
}
if (m & Mark_flag_haste_input) {
attr = A_bold | fg_bg(C_cyan, C_natural);
}
return attr;
}
typedef struct {
Usz y;
Usz x;
} Tui_cursor;
void tui_cursor_init(Tui_cursor* tc) {
tc->y = 0;
tc->x = 0;
}
void tui_cursor_move_relative(Tui_cursor* tc, Usz field_h, Usz field_w,
Isz delta_y, Isz delta_x) {
Isz y0 = (Isz)tc->y + delta_y;
Isz x0 = (Isz)tc->x + delta_x;
if (y0 >= (Isz)field_h)
y0 = (Isz)field_h - 1;
if (y0 < 0)
y0 = 0;
if (x0 >= (Isz)field_w)
x0 = (Isz)field_w - 1;
if (x0 < 0)
x0 = 0;
tc->y = (Usz)y0;
tc->x = (Usz)x0;
}
void tdraw_tui_cursor(WINDOW* win, int win_h, int win_w, Glyph const* gbuffer,
Usz field_h, Usz field_w, Usz ruler_spacing_y,
Usz ruler_spacing_x, Usz cursor_y, Usz cursor_x,
Tui_input_mode input_mode, bool is_playing) {
(void)ruler_spacing_y;
(void)ruler_spacing_x;
(void)input_mode;
if (cursor_y >= field_h || cursor_x >= field_w || (int)cursor_y >= win_h ||
(int)cursor_x >= win_w)
return;
Glyph beneath = gbuffer[cursor_y * field_w + cursor_x];
char displayed;
if (beneath == '.') {
displayed = is_playing ? '@' : '~';
} else {
displayed = beneath;
}
chtype ch =
(chtype)(displayed | (A_reverse | A_bold | fg_bg(C_yellow, C_natural)));
wmove(win, (int)cursor_y, (int)cursor_x);
waddchnstr(win, &ch, 1);
}
typedef struct Undo_node {
Field field;
Usz tick_num;
struct Undo_node* prev;
struct Undo_node* next;
} Undo_node;
typedef struct {
Undo_node* first;
Undo_node* last;
Usz count;
} Undo_history;
void undo_history_init(Undo_history* hist) {
hist->first = NULL;
hist->last = NULL;
hist->count = 0;
}
void undo_history_deinit(Undo_history* hist) {
Undo_node* a = hist->first;
while (a) {
Undo_node* b = a->next;
field_deinit(&a->field);
free(a);
a = b;
}
}
enum { Undo_history_max = 500 };
void undo_history_push(Undo_history* hist, Field* field, Usz tick_num) {
Undo_node* new_node;
if (hist->count == Undo_history_max) {
new_node = hist->first;
if (new_node == hist->last) {
hist->first = NULL;
hist->last = NULL;
} else {
hist->first = new_node->next;
hist->first->prev = NULL;
}
} else {
new_node = malloc(sizeof(Undo_node));
++hist->count;
field_init(&new_node->field);
}
field_copy(field, &new_node->field);
new_node->tick_num = tick_num;
if (hist->last) {
hist->last->next = new_node;
new_node->prev = hist->last;
} else {
hist->first = new_node;
hist->last = new_node;
new_node->prev = NULL;
}
new_node->next = NULL;
hist->last = new_node;
}
void undo_history_pop(Undo_history* hist, Field* out_field, Usz* out_tick_num) {
Undo_node* last = hist->last;
if (!last)
return;
field_copy(&last->field, out_field);
*out_tick_num = last->tick_num;
if (hist->first == last) {
hist->first = NULL;
hist->last = NULL;
} else {
Undo_node* new_last = last->prev;
new_last->next = NULL;
hist->last = new_last;
}
field_deinit(&last->field);
free(last);
--hist->count;
}
Usz undo_history_count(Undo_history* hist) { return hist->count; }
void tdraw_hud(WINDOW* win, int win_y, int win_x, int height, int width,
const char* filename, Usz field_h, Usz field_w,
Usz ruler_spacing_y, Usz ruler_spacing_x, Usz tick_num,
Tui_cursor* const tui_cursor, Tui_input_mode input_mode) {
(void)height;
(void)width;
wmove(win, win_y, win_x);
wprintw(win, "%dx%d\t%d/%d\t%df\t120\t-------", (int)field_w, (int)field_h,
(int)ruler_spacing_x, (int)ruler_spacing_y, (int)tick_num);
wclrtoeol(win);
wmove(win, win_y + 1, win_x);
wprintw(win, "%d,%d\t1:1\tcell\t", (int)tui_cursor->x, (int)tui_cursor->y);
switch (input_mode) {
case Tui_input_mode_normal:
wattrset(win, A_normal);
wprintw(win, "insert");
break;
case Tui_input_mode_append:
wattrset(win, A_bold);
wprintw(win, "append");
break;
case Tui_input_mode_piano:
wattrset(win, A_reverse);
wprintw(win, "trigger");
break;
}
wattrset(win, A_normal);
wprintw(win, "\t%s", filename);
wclrtoeol(win);
}
void tdraw_field(WINDOW* win, int term_h, int term_w, int pos_y, int pos_x,
Glyph const* gbuffer, Mark const* mbuffer, Usz field_h,
Usz field_w, Usz ruler_spacing_y, Usz ruler_spacing_x) {
enum { Bufcount = 4096 };
(void)term_h;
(void)term_w;
if (field_w > Bufcount)
return;
if (pos_y >= term_h || pos_x >= term_w)
return;
Usz num_y = (Usz)term_h - (Usz)pos_y;
Usz num_x = (Usz)term_w - (Usz)pos_x;
if (field_h < num_y)
num_y = field_h;
if (field_w < num_x)
num_x = field_w;
chtype buffer[Bufcount];
bool use_rulers = ruler_spacing_y != 0 && ruler_spacing_x != 0;
for (Usz y = 0; y < num_y; ++y) {
Glyph const* gline = gbuffer + y * field_w;
Mark const* mline = mbuffer + y * field_w;
bool use_y_ruler = use_rulers && y % ruler_spacing_y == 0;
for (Usz x = 0; x < num_x; ++x) {
Glyph g = gline[x];
Mark m = mline[x];
int attrs = term_attrs_of_cell(g, m);
if (g == '.') {
if (use_y_ruler && x % ruler_spacing_x == 0)
g = '+';
}
buffer[x] = (chtype)((int)g | attrs);
}
wmove(win, pos_y + (int)y, pos_x);
waddchnstr(win, buffer, (int)num_x);
// Trying to clear to eol with 0 chars remaining on line will clear whole
// line from start
if (pos_x + (int)num_x != term_w) {
wmove(win, pos_y + (int)y, pos_x + (int)num_x);
wclrtoeol(win);
}
}
}
void tui_cursor_confine(Tui_cursor* tc, Usz height, Usz width) {
if (height == 0 || width == 0)
return;
if (tc->y >= height)
tc->y = height - 1;
if (tc->x >= width)
tc->x = width - 1;
}
void tdraw_oevent_list(WINDOW* win, int win_h, int win_w, int pos_y, int pos_x,
Oevent_list const* oevent_list) {
(void)win;
(void)win_h;
(void)win_w;
(void)pos_y;
(void)pos_x;
(void)oevent_list;
}
void tui_resize_grid(Field* field, Markmap_reusable* markmap, Usz new_height,
Usz new_width, Usz tick_num, Field* scratch_field,
Undo_history* undo_hist, Tui_cursor* tui_cursor,
bool* needs_remarking) {
assert(new_height > 0 && new_width > 0);
undo_history_push(undo_hist, field, tick_num);
field_copy(field, scratch_field);
field_resize_raw(field, new_height, new_width);
// junky copies until i write a smarter thing
memset(field->buffer, '.', new_height * new_width * sizeof(Glyph));
gbuffer_copy_subrect(scratch_field->buffer, field->buffer,
scratch_field->height, scratch_field->width,
field->height, field->width, 0, 0, 0, 0,
scratch_field->height, scratch_field->width);
tui_cursor_confine(tui_cursor, new_height, new_width);
markmap_reusable_ensure_size(markmap, new_height, new_width);
*needs_remarking = true;
}
static Usz adjust_humanized_snapped(Usz ruler, Usz in, Isz delta_rulers) {
// slightly more confusing because desired grid sizes are +1 (e.g. ruler of
// length 8 wants to snap to 25 and 33, not 24 and 32). also this math is
// sloppy.
assert(ruler > 0);
if (in == 0) {
return delta_rulers > 0 ? ruler * (Usz)delta_rulers : 1;
}
// could overflow if inputs are big
if (delta_rulers < 0)
in += ruler - 1;
Isz n = ((Isz)in - 1) / (Isz)ruler + delta_rulers;
if (n < 0)
n = 0;
return ruler * (Usz)n + 1;
}
// Resizes by number of ruler divisions, and snaps size to closest division in
// a way a human would expect. Adds +1 to the output, so grid resulting size is
// 1 unit longer than the actual ruler length.
void tui_resize_grid_snap_ruler(Field* field, Markmap_reusable* markmap,
Usz ruler_y, Usz ruler_x, Isz delta_h,
Isz delta_w, Usz tick_num, Field* scratch_field,
Undo_history* undo_hist, Tui_cursor* tui_cursor,
bool* needs_remarking) {
assert(ruler_y > 0);
assert(ruler_x > 0);
Usz field_h = field->height;
Usz field_w = field->width;
assert(field_h > 0);
assert(field_w > 0);
if (ruler_y == 0 || ruler_x == 0 || field_h == 0 || field_w == 0)
return;
Usz new_field_h = field_h;
Usz new_field_w = field_w;
if (delta_h != 0)
new_field_h = adjust_humanized_snapped(ruler_y, field_h, delta_h);
if (delta_w != 0)
new_field_w = adjust_humanized_snapped(ruler_x, field_w, delta_w);
if (new_field_h == field_h && new_field_w == field_w)
return;
tui_resize_grid(field, markmap, new_field_h, new_field_w, tick_num,
scratch_field, undo_hist, tui_cursor, needs_remarking);
}
enum { Argopt_margins = UCHAR_MAX + 1 };
int main(int argc, char** argv) {
static struct option tui_options[] = {
{"margins", required_argument, 0, Argopt_margins},
{"help", no_argument, 0, 'h'},
{NULL, 0, NULL, 0}};
char* input_file = NULL;
int margin_thickness = 2;
for (;;) {
int c = getopt_long(argc, argv, "h", tui_options, NULL);
if (c == -1)
break;
switch (c) {
case 'h':
usage();
return 0;
case Argopt_margins:
margin_thickness = atoi(optarg);
if (margin_thickness == 0 && strcmp(optarg, "0")) {
fprintf(stderr,
"Bad margins argument %s.\n"
"Must be 0 or positive integer.\n",
optarg);
return 1;
}
break;
case '?':
usage();
return 1;
}
}
if (margin_thickness < 0) {
fprintf(stderr, "Margins must be >= 0.\n");
usage();
return 1;
}
if (optind == argc - 1) {
input_file = argv[optind];
} else if (optind < argc - 1) {
fprintf(stderr, "Expected only 1 file argument.\n");
return 1;
}
Field field;
if (input_file) {
field_init(&field);
Field_load_error fle = field_load_file(input_file, &field);
if (fle != Field_load_error_ok) {
field_deinit(&field);
char const* errstr = "Unknown";
switch (fle) {
case Field_load_error_ok:
break;
case Field_load_error_cant_open_file:
errstr = "Unable to open file";
break;
case Field_load_error_too_many_columns:
errstr = "Grid file has too many columns";
break;
case Field_load_error_too_many_rows:
errstr = "Grid file has too many rows";
break;
case Field_load_error_no_rows_read:
errstr = "Grid file has no rows";
break;
case Field_load_error_not_a_rectangle:
errstr = "Grid file is not a rectangle";
break;
}
fprintf(stderr, "File load error: %s.\n", errstr);
return 1;
}
} else {
input_file = "unnamed";
field_init_fill(&field, 25, 57, '.');
}
Markmap_reusable markmap_r;
markmap_reusable_init(&markmap_r);
markmap_reusable_ensure_size(&markmap_r, field.height, field.width);
mbuffer_clear(markmap_r.buffer, field.height, field.width);
Bank bank;
bank_init(&bank);
Undo_history undo_hist;
undo_history_init(&undo_hist);
Oevent_list oevent_list;
oevent_list_init(&oevent_list);
// Enable UTF-8 by explicitly initializing our locale before initializing
// ncurses.
setlocale(LC_ALL, "");
// Initialize ncurses
initscr();
// Allow ncurses to control newline translation. Fine to use with any modern
// terminal, and will let ncurses run faster.
nonl();
// Set interrupt keys (interrupt, break, quit...) to not flush. Helps keep
// ncurses state consistent, at the cost of less responsive terminal
// interrupt. (This will rarely happen.)
intrflush(stdscr, FALSE);
// Receive keyboard input immediately, and receive shift, control, etc. as
// separate events, instead of combined with individual characters.
// raw();
// Don't echo keyboard input
noecho();
// Also receive arrow keys, etc.
keypad(stdscr, TRUE);
// Hide the terminal cursor
curs_set(0);
// Don't block on calls like getch() -- have it ERR immediately if the user
// hasn't typed anything. That way we can mix other timers in our code,
// instead of being a slave only to terminal input.
// nodelay(stdscr, TRUE);
// Enable color
start_color();
use_default_colors();
for (int ifg = 0; ifg < Colors_count; ++ifg) {
for (int ibg = 0; ibg < Colors_count; ++ibg) {
int res = init_pair((short int)(1 + ifg * Colors_count + ibg),
(short int)(ifg - 1), (short int)(ibg - 1));
if (res == ERR) {
endwin();
fprintf(stderr, "Error initializing color\n");
exit(1);
}
}
}
WINDOW* cont_win = NULL;
int cont_win_h = 0;
int cont_win_w = 0;
Field scratch_field;
field_init(&scratch_field);
Tui_cursor tui_cursor;
tui_cursor_init(&tui_cursor);
Tui_input_mode input_mode = Tui_input_mode_normal;
Piano_bits piano_bits = ORCA_PIANO_BITS_NONE;
Usz tick_num = 0;
Usz ruler_spacing_y = 8;
Usz ruler_spacing_x = 8;
bool is_playing = false;
bool needs_remarking = true;
bool draw_event_list = false;
for (;;) {
int term_height = getmaxy(stdscr);
int term_width = getmaxx(stdscr);
assert(term_height >= 0 && term_width >= 0);
// We can predictavely step the next simulation tick and then use the
// resulting markmap buffer for better UI visualization. If we don't do
// this, after loading a fresh file or after the user performs some edit
// (or even after a regular simulation step), the new glyph buffer won't
// have had phase 0 of the simulation run, which means the ports and other
// flags won't be set on the markmap buffer, so the colors for disabled
// cells, ports, etc. won't be set.
//
// We can just perform a simulation step using the current state, keep the
// markmap buffer that it produces, then roll back the glyph buffer to
// where it was before. This should produce results similar to having
// specialized UI code that looks at each glyph and figures out the ports,
// etc.
if (needs_remarking) {
field_resize_raw_if_necessary(&scratch_field, field.height, field.width);
field_copy(&field, &scratch_field);
orca_run(field.buffer, markmap_r.buffer, field.height, field.width,
tick_num, &bank, &oevent_list, piano_bits);
field_copy(&scratch_field, &field);
needs_remarking = false;
}
int content_y = 0;
int content_x = 0;
int content_h = term_height;
int content_w = term_width;
int margins_2 = margin_thickness * 2;
if (margin_thickness > 0 && term_height > margins_2 &&
term_width > margins_2) {
content_y += margin_thickness;
content_x += margin_thickness;
content_h -= margins_2;
content_w -= margins_2;
}
if (cont_win == NULL || cont_win_h != content_h ||
cont_win_w != content_w) {
if (cont_win) {
delwin(cont_win);
}
wclear(stdscr);
cont_win = derwin(stdscr, content_h, content_w, content_y, content_x);
cont_win_h = content_h;
cont_win_w = content_w;
}
tdraw_field(cont_win, content_h, content_w, 0, 0, field.buffer,
markmap_r.buffer, field.height, field.width, ruler_spacing_y,
ruler_spacing_x);
for (int y = field.height; y < content_h - 1; ++y) {
wmove(cont_win, y, 0);
wclrtoeol(cont_win);
}
tdraw_tui_cursor(cont_win, cont_win_h, cont_win_w, field.buffer,
field.height, field.width, ruler_spacing_y,
ruler_spacing_x, tui_cursor.y, tui_cursor.x, input_mode,
is_playing);
if (content_h > 3) {
tdraw_hud(cont_win, content_h - 2, 0, 2, content_w, input_file,
field.height, field.width, ruler_spacing_y, ruler_spacing_x,
tick_num, &tui_cursor, input_mode);
}
if (draw_event_list) {
tdraw_oevent_list(cont_win, content_h, content_w, 0, 0, &oevent_list);
}
wrefresh(cont_win);
int key;
// ncurses gives us ERR if there was no user input. We'll sleep for 0
// seconds, so that we'll yield CPU time to the OS instead of looping as
// fast as possible. This avoids battery drain/excessive CPU usage. There
// are better ways to do this that waste less CPU, but they require doing a
// little more work on each individual platform (Linux, Mac, etc.)
for (;;) {
key = wgetch(stdscr);
if (key != ERR)
break;
sleep(0);
}
switch (key) {
case AND_CTRL('q'):
goto quit;
case KEY_UP:
case AND_CTRL('k'):
tui_cursor_move_relative(&tui_cursor, field.height, field.width, -1, 0);
break;
case AND_CTRL('j'):
case KEY_DOWN:
tui_cursor_move_relative(&tui_cursor, field.height, field.width, 1, 0);
break;
case KEY_BACKSPACE:
case AND_CTRL('h'):
case KEY_LEFT:
tui_cursor_move_relative(&tui_cursor, field.height, field.width, 0, -1);
break;
case AND_CTRL('l'):
case KEY_RIGHT:
tui_cursor_move_relative(&tui_cursor, field.height, field.width, 0, 1);
break;
case AND_CTRL('u'):
if (undo_history_count(&undo_hist) > 0) {
undo_history_pop(&undo_hist, &field, &tick_num);
needs_remarking = true;
}
break;
case '[':
if (ruler_spacing_x > 4)
--ruler_spacing_x;
break;
case ']':
if (ruler_spacing_x < 16)
++ruler_spacing_x;
break;
case '{':
if (ruler_spacing_y > 4)
--ruler_spacing_y;
break;
case '}':
if (ruler_spacing_y < 16)
++ruler_spacing_y;
break;
case '(':
tui_resize_grid_snap_ruler(
&field, &markmap_r, ruler_spacing_y, ruler_spacing_x, 0, -1, tick_num,
&scratch_field, &undo_hist, &tui_cursor, &needs_remarking);
break;
case ')':
tui_resize_grid_snap_ruler(
&field, &markmap_r, ruler_spacing_y, ruler_spacing_x, 0, 1, tick_num,
&scratch_field, &undo_hist, &tui_cursor, &needs_remarking);
break;
case '_':
tui_resize_grid_snap_ruler(
&field, &markmap_r, ruler_spacing_y, ruler_spacing_x, -1, 0, tick_num,
&scratch_field, &undo_hist, &tui_cursor, &needs_remarking);
break;
case '+':
tui_resize_grid_snap_ruler(
&field, &markmap_r, ruler_spacing_y, ruler_spacing_x, 1, 0, tick_num,
&scratch_field, &undo_hist, &tui_cursor, &needs_remarking);
break;
case '\r':
case KEY_ENTER:
if (input_mode == Tui_input_mode_append) {
input_mode = Tui_input_mode_normal;
} else {
input_mode = Tui_input_mode_append;
}
break;
case '/':
if (input_mode == Tui_input_mode_piano) {
input_mode = Tui_input_mode_normal;
} else {
input_mode = Tui_input_mode_piano;
}
break;
case AND_CTRL('f'):
undo_history_push(&undo_hist, &field, tick_num);
orca_run(field.buffer, markmap_r.buffer, field.height, field.width,
tick_num, &bank, &oevent_list, piano_bits);
++tick_num;
piano_bits = ORCA_PIANO_BITS_NONE;
needs_remarking = true;
break;
case AND_CTRL('e'):
draw_event_list = !draw_event_list;
break;
case ' ':
if (is_playing) {
is_playing = false;
nodelay(stdscr, FALSE);
} else {
is_playing = true;
nodelay(stdscr, TRUE);
}
break;
default:
switch (input_mode) {
case Tui_input_mode_normal:
case Tui_input_mode_append: {
if (key >= '!' && key <= '~') {
undo_history_push(&undo_hist, &field, tick_num);
gbuffer_poke(field.buffer, field.height, field.width, tui_cursor.y,
tui_cursor.x, (char)key);
// Indicate we want the next simulation step to be run predictavely,
// so that we can use the reulsting mark buffer for UI visualization.
// This is "expensive", so it could be skipped for non-interactive
// input in situations where max throughput is necessary.
needs_remarking = true;
if (input_mode == Tui_input_mode_append) {
tui_cursor_move_relative(&tui_cursor, field.height, field.width, 0,
1);
}
}
} break;
case Tui_input_mode_piano: {
if (key >= '!' && key <= '~') {
Piano_bits added_bits = piano_bits_of((Glyph)key);
piano_bits |= added_bits;
}
} break;
}
#if 0
else {
fprintf(stderr, "Unknown key number: %d\n", key);
}
#endif
break;
}
// ncurses gives us the special value KEY_RESIZE if the user didn't
// actually type anything, but the terminal resized.
// bool ignored_input = ch < CHAR_MIN || ch > CHAR_MAX || ch == KEY_RESIZE;
}
quit:
if (cont_win) {
delwin(cont_win);
}
endwin();
markmap_reusable_deinit(&markmap_r);
bank_deinit(&bank);
field_deinit(&field);
field_deinit(&scratch_field);
undo_history_deinit(&undo_hist);
oevent_list_deinit(&oevent_list);
return 0;
}