freebsd-dev/contrib/ncurses/tack/crum.c
Peter Wemm 15589c42fa Import the most recent ncurses 5.1 prerelease (20000701).
Mostly this is intended to resolve the trace() badness once and for all.

Obtained from:  ftp://dickey.his.com/ncurses/
2000-07-03 09:24:12 +00:00

427 lines
8.8 KiB
C

/*
** Copyright (C) 1991, 1997 Free Software Foundation, Inc.
**
** This file is part of TACK.
**
** TACK is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2, or (at your option)
** any later version.
**
** TACK is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with TACK; see the file COPYING. If not, write to
** the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
** Boston, MA 02111-1307, USA.
*/
#include <tack.h>
MODULE_ID("$Id: crum.c,v 1.3 2000/03/04 21:09:18 tom Exp $")
/*
* Test cursor movement.
*/
static void crum_clear(struct test_list *t, int *state, int *ch);
static void crum_home(struct test_list *t, int *state, int *ch);
static void crum_ll(struct test_list *t, int *state, int *ch);
static void crum_move(struct test_list *t, int *state, int *ch);
static void crum_os(struct test_list *t, int *state, int *ch);
static char crum_text[5][80];
struct test_list crum_test_list[] = {
{0, 0, 0, 0, "e) edit terminfo", 0, &edit_menu},
{MENU_NEXT, 0, "clear", 0, 0, crum_clear, 0},
{MENU_NEXT, 0, "home", 0, 0, crum_home, 0},
{MENU_NEXT, 0, "ll", 0, 0, crum_ll, 0},
{MENU_NEXT, 0, crum_text[0], "home cuu1", 0, crum_move, 0},
{MENU_NEXT + 1, 0, crum_text[1], "cub1 cud1 cuf1 cuu1", 0, crum_move, 0},
{MENU_NEXT + 2, 0, crum_text[2], "cub cud cuf cuu", 0, crum_move, 0},
{MENU_NEXT + 3, 0, crum_text[3], "vpa hpa", 0, crum_move, 0},
{MENU_NEXT + 4, 0, crum_text[4], "cup", 0, crum_move, 0},
{MENU_NEXT, 0, "cup", "os", 0, crum_os, 0},
{MENU_LAST, 0, 0, 0, 0, 0, 0}
};
/*
** move_to(from-row, from-column, to-row, to-column, selection)
**
** move the cursor from (rf, cf) to (rt, ct) using sel
*/
static void
move_to(
int rf,
int cf,
int rt,
int ct,
int sel)
{
char *s;
if (sel & 16) { /* use (cup) */
s = tparm(cursor_address, rt, ct);
tputs(s, lines, tc_putch);
return;
}
if (sel & 8) { /* use (hpa) (vpa) */
if (column_address) {
s = tparm(column_address, ct);
tputs(s, 1, tc_putch);
cf = ct;
}
if (row_address) {
s = tparm(row_address, rt);
tputs(s, 1, tc_putch);
rf = rt;
}
}
if (sel & 4) { /* parameterized relative cursor movement */
if (parm_right_cursor)
if (cf < ct) {
s = tparm(parm_right_cursor, ct - cf);
tputs(s, ct - cf, tc_putch);
cf = ct;
}
if (parm_left_cursor)
if (cf > ct) {
s = tparm(parm_left_cursor, cf - ct);
tputs(s, cf - ct, tc_putch);
cf = ct;
}
if (parm_down_cursor)
if (rf < rt) {
s = tparm(parm_down_cursor, rt - rf);
tputs(s, rt - rf, tc_putch);
rf = rt;
}
if (parm_up_cursor)
if (rf > rt) {
s = tparm(parm_up_cursor, rf - rt);
tputs(s, rf - rt, tc_putch);
rf = rt;
}
}
if (sel & 2) {
if (cursor_left)
while (cf > ct) {
tc_putp(cursor_left);
cf--;
}
/*
do vertical motion next. Just in case cursor_down has a
side effect of changing the column. This could happen if
the tty handler translates NL to CRNL.
*/
if (cursor_down)
while (rf < rt) {
tc_putp(cursor_down);
rf++;
}
if (cursor_up)
while (rf > rt) {
tc_putp(cursor_up);
rf--;
}
if (cursor_right)
while (cf < ct) {
tc_putp(cursor_right);
cf++;
}
}
/* last chance */
if (rf > rt) {
if (can_go_home) { /* a bit drastic but ... */
go_home();
cf = 0;
rf = 0;
} else if (cursor_up) {
while (rf > rt) {
tc_putp(cursor_up);
rf--;
}
}
}
if (ct == 0 && rt > rf) {
put_crlf();
cf = 0;
rf++;
}
if (ct == 0 && cf != 0) {
put_cr();
cf = 0;
}
while (rf < rt) {
put_lf();
rf++;
}
while (cf > ct) {
put_str("\b");
cf--;
}
if (cursor_right) {
while (cf < ct) {
tc_putp(cursor_right);
cf++;
}
} else {
/* go ahead and trash my display */
while (cf < ct) {
putchp(' ');
cf++;
}
}
}
/*
** display_it(selection, text)
**
** print the display using sel
*/
static void
display_it(
int sel,
char *txt)
{
int i, done_line;
put_clear();
go_home();
put_newlines(2);
ptextln(" The top line should be alternating <'s and >'s");
ptextln(" The left side should be alternating A's and V's");
ptext(" Testing ");
ptext(txt);
put_cr();
/* horizontal */
move_to(done_line = line_count, 0, 0, 2, sel);
for (i = 4; i < columns - 2; i += 2) {
putchp('>');
move_to(0, i - 1, 0, i, sel);
}
putchp('>');
i -= 2;
move_to(0, i + 1, 0, i - 1, sel);
for (; i > 2; i -= 2) {
putchp('<');
move_to(0, i, 0, i - 3, sel);
}
putchp('<');
/* vertical */
move_to(0, 2, 0, 0, sel);
for (i = 2; i < lines - 1; i += 2) {
putchp('V');
move_to(i - 2, 1, i, 0, sel);
}
putchp('V');
i -= 2;
move_to(i, 1, i + 1, 0, sel);
for (; i > 0; i -= 2) {
putchp('A');
move_to(i + 1, 1, i - 1, 0, sel);
}
putchp('A');
move_to(i + 1, 1, 0, 0, sel); /* go home first */
move_to(0, 0, done_line + 1, 3, sel);
put_str(txt);
put_str(" Done. ");
}
/*
** crum_clear(test_list, status, ch)
**
** (clear) test Clear screen
*/
static void
crum_clear(
struct test_list *t,
int *state,
int *ch)
{
int i;
if (clear_screen) {
for (i = lines; i > 1; i--) {
putln("garbage");
}
put_clear();
ptextln("This line should start in the home position.");
ptext("The rest of the screen should be clear. ");
} else {
ptextln("(clear) Clear screen is not defined. ");
}
generic_done_message(t, state, ch);
}
/*
** crum_home(test_list, status, ch)
**
** (home) test Home cursor
*/
static void
crum_home(
struct test_list *t,
int *state,
int *ch)
{
if (cursor_home) {
put_clear();
put_newlines(lines / 2);
go_home();
put_crlf();
ptext("The bottom line should have text.");
go_home();
put_newlines(lines - 1);
ptext("This line is on the bottom.");
go_home();
ptextln("This line starts in the home position.");
put_crlf();
} else {
ptextln("(home) Home cursor is not defined. ");
}
generic_done_message(t, state, ch);
}
/*
** crum_ll(test_list, status, ch)
**
** (ll) test Last line
*/
static void
crum_ll(
struct test_list *t,
int *state,
int *ch)
{
/*
(ll) may be simulated with (cup). Don't complain if (cup) is present.
*/
if (cursor_to_ll) {
put_clear();
put_str("This line could be anywhere.");
tc_putp(cursor_to_ll);
ptext("This line should be on the bottom");
go_home();
put_crlf();
} else
if (cursor_address) {
return;
} else {
ptextln("(ll) Move to last line is not defined. ");
}
generic_done_message(t, state, ch);
}
/*
** crum_move(test_list, status, ch)
**
** (*) test all cursor move commands
*/
static void
crum_move(
struct test_list *t,
int *state,
int *ch)
{
char buf[80];
int n;
switch (n = (t->flags & 15)) {
case 0:
sprintf(buf, " (cr) (nel) (cub1)%s",
cursor_home ? " (home)" : (cursor_up ? " (cuu1)" : ""));
break;
case 1:
sprintf(buf, "%s%s%s%s", cursor_left ? " (cub1)" : "",
cursor_down ? " (cud1)" : "", cursor_right ? " (cuf1)" : "",
cursor_up ? " (cuu1)" : "");
if (buf[0] == '\0') {
ptext(" (cub1) (cud1) (cuf1) (cuu1) not defined.");
}
break;
case 2:
sprintf(buf, "%s%s%s%s", parm_left_cursor ? " (cub)" : "",
parm_down_cursor ? " (cud)" : "",
parm_right_cursor ? " (cuf)" : "",
parm_up_cursor ? " (cuu)" : "");
if (buf[0] == '\0') {
ptext(" (cub) (cud) (cuf) (cuu) not defined.");
}
break;
case 3:
sprintf(buf, "%s%s", row_address ? " (vpa)" : "",
column_address ? " (hpa)" : "");
if (buf[0] == '\0') {
ptext(" (vpa) (hpa) not defined.");
}
break;
case 4:
if (!cursor_address) {
ptext(" (cup) not defined. ");
generic_done_message(t, state, ch);
return;
}
strcpy(buf, " (cup)");
break;
}
if (buf[0] == '\0') {
put_str(" Done. ");
} else {
can_test(buf, FLAG_TESTED);
strcpy(crum_text[n], &buf[2]);
crum_text[n][strlen(buf) - 3] = '\0';
display_it(1 << n, buf);
}
*ch = wait_here();
if (*ch != 'r') {
put_clear();
}
}
/*
** crum_os(test_list, status, ch)
**
** (cup) test Cursor position on overstrike terminals
*/
static void
crum_os(
struct test_list *t,
int *state,
int *ch)
{
int i;
if (cursor_address && over_strike) {
put_clear();
for (i = 0; i < columns - 2; i++) {
tc_putch('|');
}
for (i = 1; i < lines - 2; i++) {
put_crlf();
tc_putch('_');
}
for (i = 0; i < columns - 2; i++) {
tputs(tparm(cursor_address, 0, i), lines, tc_putch);
tc_putch('+');
}
for (i = 0; i < lines - 2; i++) {
tputs(tparm(cursor_address, i, 0), lines, tc_putch);
tc_putch(']');
tc_putch('_');
}
go_home();
put_newlines(3);
ptext(" All the characters should look the same. ");
generic_done_message(t, state, ch);
put_clear();
}
}