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/****************************************************************************
* Copyright 2019-2020,2022 Thomas E. Dickey *
* Copyright 1998-2010,2017 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/*
* Test lower-right-hand corner access
*
* originally by Eric S. Raymond <esr@thyrsus.com>, written for animation
* and resizing -T.Dickey
*
* This can't be part of the ncurses test-program, because ncurses rips off the
* bottom line to do labels.
*
* $Id: lrtest.c,v 1.29 2022/12/10 23:44:18 tom Exp $
*/
#include <test.priv.h>
typedef struct {
int y, x, mode, dir, inc;
chtype value;
} MARK;
/*
* Make a couple of markers go 'round the border to demonstrate that we can
* really write to all positions properly.
*/
static void
show(MARK *m)
{
MvAddCh(m->y, m->x, m->value);
if (m->mode == 0) { /* along the x-direction */
m->x += m->inc;
if (m->x >= COLS) {
m->x = COLS - 1;
m->inc = -m->dir * m->inc;
m->y += m->inc;
m->mode = 1;
} else if (m->x < 0) {
m->x = 0;
m->inc = -m->dir * m->inc;
m->y += m->inc;
m->mode = 1;
}
} else { /* along the y-direction */
m->y += m->inc;
if (m->y >= LINES) {
m->y = LINES - 1;
m->inc = m->dir * m->inc;
m->x += m->inc;
m->mode = 0;
} else if (m->y < 0) {
m->y = 0;
m->inc = m->dir * m->inc;
m->x += m->inc;
m->mode = 0;
}
}
}
static void
usage(int ok)
{
static const char *msg[] =
{
"Usage: lrtest [options]"
,""
,USAGE_COMMON
};
size_t n;
for (n = 0; n < SIZEOF(msg); n++)
fprintf(stderr, "%s\n", msg[n]);
ExitProgram(ok ? EXIT_SUCCESS : EXIT_FAILURE);
}
/* *INDENT-OFF* */
VERSION_COMMON()
/* *INDENT-ON* */
int
main(int argc, char *argv[])
{
static MARK marks[] =
{
{0, 0, 0, -1, 1, '+' | A_BOLD},
{0, 0, 1, 1, 2, 'X'},
{0, 0, 1, -1, 3, 'Y'},
{0, 8, 0, -1, 1, '+' | A_BOLD},
{0, 9, 0, -1, 1, '+' | A_BOLD},
{1, 0, 1, 1, 1, '*' | A_REVERSE},
{2, 0, 1, 1, 1, '*' | A_REVERSE}
};
int ch;
while ((ch = getopt(argc, argv, OPTS_COMMON)) != -1) {
switch (ch) {
case OPTS_VERSION:
show_version(argv);
ExitProgram(EXIT_SUCCESS);
default:
usage(ch == OPTS_USAGE);
/* NOTREACHED */
}
}
if (optind < argc)
usage(FALSE);
setlocale(LC_ALL, "");
initscr();
noecho();
cbreak();
nodelay(stdscr, TRUE);
curs_set(0);
#ifdef KEY_RESIZE
keypad(stdscr, TRUE);
restart:
#endif
move(LINES / 2 - 1, 4);
if (!(has_ic()
#if HAVE_SETUPTERM
/* see PutCharLR() */
|| auto_right_margin
|| (enter_am_mode && exit_am_mode)
#endif
)) {
addstr("Your terminal lacks the capabilities needed to address the\n");
move(LINES / 2, 4);
addstr("lower-right-hand corner of the screen.\n");
} else {
addstr("This is a test of access to the lower right corner.\n");
move(LINES / 2, 4);
addstr("If the top of the box is missing, the test failed.\n");
move(LINES / 2 + 1, 4);
addstr("Please report this (with a copy of your terminfo entry).\n");
move(LINES / 2 + 2, 4);
addstr("to the ncurses maintainers, at bug-ncurses@gnu.org.\n");
}
for (;;) {
int c2;
unsigned n;
box(stdscr, 0, 0);
for (n = 0; n < SIZEOF(marks); n++) {
show(&marks[n]);
}
if ((c2 = getch()) > 0) {
if (c2 == 'q')
break;
else if (c2 == 's')
nodelay(stdscr, FALSE);
else if (c2 == ' ')
nodelay(stdscr, TRUE);
#ifdef TRACE
else if (c2 == 'T')
curses_trace(0);
else if (c2 == 't')
curses_trace(TRACE_CALLS | TRACE_ICALLS | TRACE_UPDATE);
#endif
#ifdef KEY_RESIZE
else if (c2 == KEY_RESIZE) {
for (n = 0; n < SIZEOF(marks); n++) {
if (marks[n].mode == 0) { /* moving along x-direction */
if (marks[n].y)
marks[n].y = LINES - 1;
} else {
if (marks[n].x)
marks[n].x = COLS - 1;
}
}
flash();
erase();
wrefresh(curscr);
goto restart;
}
#endif
}
napms(50);
refresh();
}
stop_curses();
ExitProgram(EXIT_SUCCESS);
}
/* lrtest.c ends here */
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