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-rw-r--r--test/movewindow.c73
1 files changed, 37 insertions, 36 deletions
diff --git a/test/movewindow.c b/test/movewindow.c
index 07797ca67b9e..c31cb5bd9b25 100644
--- a/test/movewindow.c
+++ b/test/movewindow.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright 2018-2022,2023 Thomas E. Dickey *
+ * Copyright 2018-2024,2025 Thomas E. Dickey *
* Copyright 2006-2013,2017 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
@@ -27,7 +27,7 @@
* authorization. *
****************************************************************************/
/*
- * $Id: movewindow.c,v 1.54 2023/05/27 20:13:10 tom Exp $
+ * $Id: movewindow.c,v 1.59 2025/07/05 15:11:35 tom Exp $
*
* Demonstrate move functions for windows and derived windows from the curses
* library.
@@ -135,7 +135,7 @@ tail_line(CONST_FMT char *fmt, ...)
*/
static PAIR *
selectcell(WINDOW *parent,
- WINDOW *child,
+ NCURSES_CONST WINDOW *child,
int uli, int ulj,
int lri, int lrj,
bool relative,
@@ -149,7 +149,7 @@ selectcell(WINDOW *parent,
res.y = uli;
res.x = ulj;
- if (child != 0) {
+ if (child != NULL) {
if (relative) {
getparyx(child, i, j);
} else {
@@ -252,24 +252,24 @@ getwindow(WINDOW *parent, PAIR * ul, PAIR * lr)
int max_col = (parent == stdscr) ? COL_MAX : getmaxx(parent);
int min_line = (parent == stdscr) ? LINE_MIN : 0;
int max_line = (parent == stdscr) ? LINE_MAX : getmaxy(parent);
- PAIR *tmp;
+ NCURSES_CONST PAIR *tmp;
bool result = FALSE;
head_line("Use arrows to move cursor, anything else to mark corner 1");
- if ((tmp = selectcell(parent, 0,
+ if ((tmp = selectcell(parent, NULL,
min_line, min_col,
max_line, max_col,
FALSE,
- (bool *) 0)) != 0) {
+ (bool *) 0)) != NULL) {
*ul = *tmp;
MvWAddCh(parent, ul->y, ul->x, '*');
head_line("Use arrows to move cursor, anything else to mark corner 2");
- if ((tmp = selectcell(parent, 0,
+ if ((tmp = selectcell(parent, NULL,
ul->y, ul->x,
max_line, max_col,
FALSE,
- (bool *) 0)) != 0) {
+ (bool *) 0)) != NULL) {
*lr = *tmp;
MvWAddCh(parent, lr->y, lr->x, '*');
wmove(parent, lr->y, lr->x);
@@ -346,9 +346,9 @@ window2num(const WINDOW *const win)
}
static WINDOW *
-parent_of(WINDOW *win)
+parent_of(NCURSES_CONST WINDOW *win)
{
- WINDOW *result = 0;
+ WINDOW *result = NULL;
int n = window2num(win);
if (n >= 0)
result = all_windows[n].parent;
@@ -429,13 +429,13 @@ move_window(WINDOW *win, bool recur)
WINDOW *parent = parent_of(win);
bool result = FALSE;
- if (parent != 0) {
+ if (parent != NULL) {
bool top = (parent == stdscr);
int min_col = top ? COL_MIN : 0;
int max_col = top ? COL_MAX : getmaxx(parent);
int min_line = top ? LINE_MIN : 0;
int max_line = top ? LINE_MAX : getmaxy(parent);
- PAIR *tmp;
+ NCURSES_CONST PAIR *tmp;
bool more;
head_line("Select new position for %swindow", top ? "" : "sub");
@@ -445,7 +445,7 @@ move_window(WINDOW *win, bool recur)
min_line, min_col,
max_line, max_col,
FALSE,
- &more)) != 0) {
+ &more)) != NULL) {
int y0, x0;
getbegyx(parent, y0, x0);
/*
@@ -474,7 +474,7 @@ move_window(WINDOW *win, bool recur)
}
static void
-show_derwin(WINDOW *win)
+show_derwin(NCURSES_CONST WINDOW *win)
{
int pary, parx, maxy, maxx;
@@ -494,13 +494,13 @@ move_derwin(WINDOW *win)
WINDOW *parent = parent_of(win);
bool result = FALSE;
- if (parent != 0) {
+ if (parent != NULL) {
bool top = (parent == stdscr);
int min_col = top ? COL_MIN : 0;
int max_col = top ? COL_MAX : getmaxx(parent);
int min_line = top ? LINE_MIN : 0;
int max_line = top ? LINE_MAX : getmaxy(parent);
- PAIR *tmp;
+ NCURSES_CONST PAIR *tmp;
bool more;
show_derwin(win);
@@ -509,7 +509,7 @@ move_derwin(WINDOW *win)
min_line, min_col,
max_line, max_col,
TRUE,
- &more)) != 0) {
+ &more)) != NULL) {
if (mvderwin(win, tmp->y, tmp->x) != ERR) {
refresh_all(win);
doupdate();
@@ -577,16 +577,16 @@ static WINDOW *
create_my_window(WINDOW *current)
{
PAIR ul, lr;
- WINDOW *result = 0;
+ WINDOW *result = NULL;
if (getwindow(stdscr, &ul, &lr)) {
result = newwin(lines_of(ul, lr), cols_of(ul, lr), pair_of(ul));
- if (result != 0) {
+ if (result != NULL) {
fill_window(result, 'c');
add_window(stdscr, result);
}
}
- if (result == 0)
+ if (result == NULL)
result = current;
return result;
}
@@ -595,16 +595,16 @@ static WINDOW *
create_my_derwin(WINDOW *parent)
{
PAIR ul, lr;
- WINDOW *result = 0;
+ WINDOW *result = NULL;
if (getwindow(parent, &ul, &lr)) {
result = derwin(parent, lines_of(ul, lr), cols_of(ul, lr), pair_of(ul));
- if (result != 0) {
+ if (result != NULL) {
fill_window(result, 'd');
add_window(parent, result);
}
}
- if (result == 0)
+ if (result == NULL)
result = parent;
return result;
}
@@ -613,7 +613,7 @@ static WINDOW *
create_my_subwin(WINDOW *parent)
{
PAIR ul, lr;
- WINDOW *result = 0;
+ WINDOW *result = NULL;
if (getwindow(parent, &ul, &lr)) {
result = subwin(parent,
@@ -621,12 +621,12 @@ create_my_subwin(WINDOW *parent)
cols_of(ul, lr),
ul.y + getbegy(parent),
ul.x + getbegx(parent));
- if (result != 0) {
+ if (result != NULL) {
fill_window(result, 's');
add_window(parent, result);
}
}
- if (result == 0)
+ if (result == NULL)
result = parent;
return result;
}
@@ -658,12 +658,16 @@ show_help(WINDOW *current)
char **msgs = typeCalloc(char *, SIZEOF(help) + 1);
size_t n;
+ size_t used;
- for (n = 0; n < SIZEOF(help); ++n) {
+ for (n = used = 0; n < SIZEOF(help); ++n) {
size_t need = (21 + strlen(help[n].msg));
- msgs[n] = typeMalloc(char, need);
- _nc_SPRINTF(msgs[n], _nc_SLIMIT(need)
- "%-20s%s", keyname(help[n].key), help[n].msg);
+ char *msg = typeMalloc(char, need);
+ if (msg != NULL) {
+ _nc_SPRINTF(msg, _nc_SLIMIT(need)
+ "%-20s%s", keyname(help[n].key), help[n].msg);
+ msgs[used++] = msg;
+ }
}
popup_msg2(current, msgs);
for (n = 0; n < SIZEOF(help); ++n) {
@@ -701,11 +705,8 @@ main(int argc, char *argv[])
while ((ch = getopt(argc, argv, OPTS_COMMON)) != -1) {
switch (ch) {
- case OPTS_VERSION:
- show_version(argv);
- ExitProgram(EXIT_SUCCESS);
default:
- usage(ch == OPTS_USAGE);
+ CASE_COMMON;
/* NOTREACHED */
}
}
@@ -718,7 +719,7 @@ main(int argc, char *argv[])
nonl();
intrflush(stdscr, FALSE);
- add_window(0, current_win = stdscr);
+ add_window(NULL, current_win = stdscr);
#ifdef NCURSES_MOUSE_VERSION
(void) mousemask(BUTTON1_CLICKED, (mmask_t *) NULL);
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-19 09:32:10 +0000