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-rw-r--r--test/demo_menus.c101
1 files changed, 50 insertions, 51 deletions
diff --git a/test/demo_menus.c b/test/demo_menus.c
index 7b0bf30316e5..a02d69c54860 100644
--- a/test/demo_menus.c
+++ b/test/demo_menus.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright 2019-2022,2023 Thomas E. Dickey *
+ * Copyright 2019-2024,2025 Thomas E. Dickey *
* Copyright 2003-2016,2017 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
@@ -27,7 +27,7 @@
* authorization. *
****************************************************************************/
/*
- * $Id: demo_menus.c,v 1.80 2023/05/27 20:13:10 tom Exp $
+ * $Id: demo_menus.c,v 1.87 2025/07/05 15:21:56 tom Exp $
*
* Demonstrate a variety of functions from the menu library.
* Thomas Dickey - 2005/4/9
@@ -185,7 +185,7 @@ menu_virtualize(int c)
}
static int
-menu_getc(MENU * m)
+menu_getc(NCURSES_CONST MENU * m)
{
return wGetchar(menu_win(m));
}
@@ -214,7 +214,7 @@ static void
my_menu_init(MENU * menu)
{
Trace(("called MenuHook my_menu_init"));
- mvwprintw(status, 2, 0, "menu_init %p", (void *) menu);
+ mvwprintw(status, 2, 0, "menu_init %p", (const void *) menu);
wclrtoeol(status);
wrefresh(status);
}
@@ -223,7 +223,7 @@ static void
my_menu_term(MENU * menu)
{
Trace(("called MenuHook my_menu_term"));
- mvwprintw(status, 2, 0, "menu_term %p", (void *) menu);
+ mvwprintw(status, 2, 0, "menu_term %p", (const void *) menu);
wclrtoeol(status);
wrefresh(status);
}
@@ -231,7 +231,7 @@ my_menu_term(MENU * menu)
static void
my_item_init(MENU * menu)
{
- ITEM *item = current_item(menu);
+ NCURSES_CONST ITEM *item = current_item(menu);
const char *name = item_name(item);
Trace(("called MenuHook my_item_init (%s)", name));
@@ -243,7 +243,7 @@ my_item_init(MENU * menu)
static void
my_item_term(MENU * menu)
{
- ITEM *item = current_item(menu);
+ NCURSES_CONST ITEM *item = current_item(menu);
const char *name = item_name(item);
Trace(("called MenuHook my_item_term (%s)", name));
@@ -311,9 +311,9 @@ static void
menu_destroy(MENU * m, int itemsToo)
{
Trace(("menu_destroy %p", (void *) m));
- if (m != 0) {
+ if (m != NULL) {
ITEM **items = menu_items(m);
- const char *blob = 0;
+ const char *blob = NULL;
int count;
count = item_count(m);
@@ -335,7 +335,7 @@ menu_destroy(MENU * m, int itemsToo)
if (count > 0 && itemsToo) {
if (itemsToo & 1) {
ITEM **ip = items;
- if (ip != 0) {
+ if (ip != NULL) {
while (*ip)
free_item(*ip++);
}
@@ -348,7 +348,7 @@ menu_destroy(MENU * m, int itemsToo)
/* force the given menu to appear */
static void
-menu_display(MENU * m)
+menu_display(NCURSES_CONST MENU * m)
{
touchwin(menu_win(m));
wrefresh(menu_win(m));
@@ -362,14 +362,14 @@ build_file_menu(MenuNo number)
static MENU_DATA table[] =
{
{"Exit", call_files, 0},
- {(char *) 0, 0, 0}
+ {(char *) 0, NULL, 0}
};
static ITEM *items[SIZEOF(table)];
ITEM **ip = items;
int n;
- for (n = 0; table[n].name != 0; ++n) {
+ for (n = 0; table[n].name != NULL; ++n) {
*ip = new_item(table[n].name, empty);
set_item_userptr(*ip, (void *) &table[n]);
++ip;
@@ -413,17 +413,17 @@ build_select_menu(MenuNo number, char *filename)
MY_DATA("Pumas"),
MY_DATA("Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs"),
MY_DATA("Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs, Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs"),
- {(char *) 0, 0, 0}
+ {(char *) 0, NULL, 0}
};
static ITEM **items;
ITEM **ip;
- MENU_DATA *ap = 0;
- MENU_DATA *myList = 0;
+ MENU_DATA *ap = NULL;
+ MENU_DATA *myList = NULL;
int i;
size_t count = 0;
- if (filename != 0) {
+ if (filename != NULL) {
struct stat sb;
if (stat(filename, &sb) == 0
&& (sb.st_mode & S_IFMT) == S_IFREG
@@ -436,9 +436,9 @@ build_select_menu(MenuNo number, char *filename)
Trace(("build_select_menu blob=%p, items=%p",
(void *) blob,
(void *) items));
- if (blob != 0 && list != 0) {
+ if (blob != NULL && list != NULL) {
FILE *fp = fopen(filename, "r");
- if (fp != 0) {
+ if (fp != NULL) {
if (fread(blob, sizeof(char), size, fp) == size) {
bool mark = TRUE;
unsigned j, k;
@@ -456,7 +456,7 @@ build_select_menu(MenuNo number, char *filename)
blob[j] = ' '; /* menu items are printable */
}
}
- list[k].name = 0;
+ list[k].name = NULL;
count = k;
ap = myList = list;
}
@@ -464,28 +464,28 @@ build_select_menu(MenuNo number, char *filename)
}
loaded_file = TRUE;
}
- if (ap == 0)
+ if (ap == NULL)
free(items);
}
}
- if (ap == 0) {
+ if (ap == NULL) {
count = SIZEOF(table) - 1;
items = typeCalloc(ITEM *, count + 1);
ap = table;
}
ip = items;
- for (i = 0; ap[i].name != 0; ++i) {
+ for (i = 0; ap[i].name != NULL; ++i) {
ap[i].func = call_select;
ap[i].mask = (unsigned) i;
*ip = new_item(ap[i].name, empty);
set_item_userptr(*ip, (void *) &table[i]);
++ip;
}
- *ip = 0;
+ *ip = NULL;
mpSelect = menu_create(items, (int) count, 1, number);
- if (myList != 0)
+ if (myList != NULL)
free(myList);
}
@@ -527,7 +527,7 @@ static MENU_DATA t_tbl[] =
T_TBL(TRACE_ATTRS),
T_TBL(TRACE_MAXIMUM),
{
- (char *) 0, 0, 0
+ (char *) 0, NULL, 0
}
};
@@ -539,7 +539,7 @@ build_trace_menu(MenuNo number)
ITEM **ip = items;
int n;
- for (n = 0; t_tbl[n].name != 0; n++) {
+ for (n = 0; t_tbl[n].name != NULL; n++) {
*ip = new_item(t_tbl[n].name, empty);
set_item_userptr(*ip, (void *) &t_tbl[n]);
++ip;
@@ -556,8 +556,8 @@ tracetrace(unsigned tlevel)
static size_t need = 12;
int n;
- if (buf == 0) {
- for (n = 0; t_tbl[n].name != 0; n++)
+ if (buf == NULL) {
+ for (n = 0; t_tbl[n].name != NULL; n++)
need += strlen(t_tbl[n].name) + 2;
buf = typeMalloc(char, need);
if (!buf)
@@ -568,7 +568,7 @@ tracetrace(unsigned tlevel)
_nc_STRCAT(buf, t_tbl[0].name ? t_tbl[0].name : "", need);
_nc_STRCAT(buf, ", ", need);
} else {
- for (n = 1; t_tbl[n].name != 0; n++)
+ for (n = 1; t_tbl[n].name != NULL; n++)
if ((tlevel & t_tbl[n].mask) == t_tbl[n].mask) {
_nc_STRCAT(buf, t_tbl[n].name, need);
_nc_STRCAT(buf, ", ", need);
@@ -584,10 +584,10 @@ tracetrace(unsigned tlevel)
* the others
*/
static bool
-update_trace_menu(MENU * m)
+update_trace_menu(NCURSES_CONST MENU * m)
{
ITEM **items;
- ITEM *i;
+ NCURSES_CONST ITEM *i;
bool changed = FALSE;
items = menu_items(m);
@@ -595,7 +595,7 @@ update_trace_menu(MENU * m)
if (i == items[0]) {
if (item_value(i)) {
ITEM **p;
- for (p = items + 1; *p != 0; p++)
+ for (p = items + 1; *p != NULL; p++)
if (item_value(*p)) {
set_item_value(*p, FALSE);
changed = TRUE;
@@ -613,7 +613,7 @@ perform_trace_menu(int cmd)
int result;
for (ip = menu_items(mpTrace); *ip; ip++) {
- MENU_DATA *td = (MENU_DATA *) item_userptr(*ip);
+ NCURSES_CONST MENU_DATA *td = (MENU_DATA *) item_userptr(*ip);
unsigned mask = td->mask;
if (mask == 0)
set_item_value(*ip, _nc_tracing == 0);
@@ -628,7 +628,7 @@ perform_trace_menu(int cmd)
unsigned newtrace = 0;
for (ip = menu_items(mpTrace); *ip; ip++) {
if (item_value(*ip)) {
- MENU_DATA *td = (MENU_DATA *) item_userptr(*ip);
+ NCURSES_CONST MENU_DATA *td = (MENU_DATA *) item_userptr(*ip);
newtrace |= td->mask;
}
}
@@ -670,7 +670,7 @@ current_menu(void)
break;
#endif
default:
- result = 0;
+ result = NULL;
break;
}
return result;
@@ -693,14 +693,14 @@ build_menus(char *filename)
#ifdef TRACE
{"Trace", call_menus, 2},
#endif
- {(char *) 0, 0, 0}
+ {(char *) 0, NULL, 0}
};
static ITEM *items[SIZEOF(table)];
ITEM **ip = items;
int n;
- for (n = 0; table[n].name != 0; ++n) {
+ for (n = 0; table[n].name != NULL; ++n) {
*ip = new_item(table[n].name, empty);
set_item_userptr(*ip, (void *) &table[n]);
++ip;
@@ -718,7 +718,9 @@ build_menus(char *filename)
}
static int
-move_menu(MENU * menu, MENU * current, int by_y, int by_x)
+move_menu(NCURSES_CONST MENU * menu,
+ NCURSES_CONST MENU * current,
+ int by_y, int by_x)
{
WINDOW *top_win = menu_win(menu);
WINDOW *sub_win = menu_sub(menu);
@@ -753,7 +755,7 @@ move_menu(MENU * menu, MENU * current, int by_y, int by_x)
* Move the menus around on the screen, to test mvwin().
*/
static void
-move_menus(MENU * current, int by_y, int by_x)
+move_menus(NCURSES_CONST MENU * current, int by_y, int by_x)
{
if (move_menu(mpBanner, current, by_y, by_x) != ERR) {
erase();
@@ -798,7 +800,7 @@ resize_menus(MENU * current)
#endif /* defined(KEY_RESIZE) && NCURSES_EXT_FUNCS */
static void
-show_status(int ch, MENU * menu)
+show_status(int ch, NCURSES_CONST MENU * menu)
{
wmove(status, 0, 0);
wprintw(status, "key %s, menu %d, mark %s, match %s",
@@ -919,7 +921,7 @@ perform_menus(void)
wrefresh(menu_win(last_menu));
if (code == E_UNKNOWN_COMMAND
|| code == E_NOT_POSTED) {
- ITEM *item = current_item(last_menu);
+ NCURSES_CONST ITEM *item = current_item(last_menu);
MENU_DATA *td = (MENU_DATA *) item_userptr(item);
td->func((int) td->mask);
}
@@ -989,7 +991,7 @@ usage(int ok)
," -H rip-off header line (can repeat)"
#endif
#ifdef TRACE
- ," -t mask specify default trace-level (may toggle with ^T)"
+ ," -D mask specify trace mask (may toggle with ^T)"
#endif
};
size_t n;
@@ -1009,7 +1011,7 @@ main(int argc, char *argv[])
setlocale(LC_ALL, "");
START_TRACE();
- while ((ch = getopt(argc, argv, OPTS_COMMON "FHt:")) != -1) {
+ while ((ch = getopt(argc, argv, OPTS_COMMON "D:FH")) != -1) {
switch (ch) {
#if HAVE_RIPOFFLINE
case 'F':
@@ -1020,15 +1022,12 @@ main(int argc, char *argv[])
break;
#endif /* HAVE_RIPOFFLINE */
#ifdef TRACE
- case 't':
- curses_trace((unsigned) strtoul(optarg, 0, 0));
+ case 'D':
+ curses_trace((unsigned) strtoul(optarg, NULL, 0));
break;
#endif
- case OPTS_VERSION:
- show_version(argv);
- ExitProgram(EXIT_SUCCESS);
default:
- usage(ch == OPTS_USAGE);
+ CASE_COMMON;
/* NOTREACHED */
}
}
@@ -1044,7 +1043,7 @@ main(int argc, char *argv[])
init_pair(2, COLOR_BLUE, COLOR_WHITE);
}
status = newwin(3, COLS, LINES - 3, 0);
- build_menus(argc > 1 ? argv[1] : 0);
+ build_menus(argc > 1 ? argv[1] : NULL);
perform_menus();
destroy_menus();
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-19 09:32:59 +0000