15589c42fa
Mostly this is intended to resolve the trace() badness once and for all. Obtained from: ftp://dickey.his.com/ncurses/
427 lines
8.8 KiB
C
427 lines
8.8 KiB
C
/*
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** Copyright (C) 1991, 1997 Free Software Foundation, Inc.
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**
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** This file is part of TACK.
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**
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** TACK is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2, or (at your option)
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** any later version.
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**
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** TACK is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with TACK; see the file COPYING. If not, write to
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** the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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** Boston, MA 02111-1307, USA.
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*/
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#include <tack.h>
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MODULE_ID("$Id: crum.c,v 1.3 2000/03/04 21:09:18 tom Exp $")
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/*
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* Test cursor movement.
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*/
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static void crum_clear(struct test_list *t, int *state, int *ch);
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static void crum_home(struct test_list *t, int *state, int *ch);
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static void crum_ll(struct test_list *t, int *state, int *ch);
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static void crum_move(struct test_list *t, int *state, int *ch);
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static void crum_os(struct test_list *t, int *state, int *ch);
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static char crum_text[5][80];
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struct test_list crum_test_list[] = {
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{0, 0, 0, 0, "e) edit terminfo", 0, &edit_menu},
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{MENU_NEXT, 0, "clear", 0, 0, crum_clear, 0},
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{MENU_NEXT, 0, "home", 0, 0, crum_home, 0},
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{MENU_NEXT, 0, "ll", 0, 0, crum_ll, 0},
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{MENU_NEXT, 0, crum_text[0], "home cuu1", 0, crum_move, 0},
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{MENU_NEXT + 1, 0, crum_text[1], "cub1 cud1 cuf1 cuu1", 0, crum_move, 0},
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{MENU_NEXT + 2, 0, crum_text[2], "cub cud cuf cuu", 0, crum_move, 0},
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{MENU_NEXT + 3, 0, crum_text[3], "vpa hpa", 0, crum_move, 0},
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{MENU_NEXT + 4, 0, crum_text[4], "cup", 0, crum_move, 0},
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{MENU_NEXT, 0, "cup", "os", 0, crum_os, 0},
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{MENU_LAST, 0, 0, 0, 0, 0, 0}
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};
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/*
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** move_to(from-row, from-column, to-row, to-column, selection)
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**
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** move the cursor from (rf, cf) to (rt, ct) using sel
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*/
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static void
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move_to(
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int rf,
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int cf,
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int rt,
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int ct,
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int sel)
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{
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char *s;
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if (sel & 16) { /* use (cup) */
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s = tparm(cursor_address, rt, ct);
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tputs(s, lines, tc_putch);
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return;
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}
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if (sel & 8) { /* use (hpa) (vpa) */
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if (column_address) {
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s = tparm(column_address, ct);
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tputs(s, 1, tc_putch);
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cf = ct;
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}
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if (row_address) {
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s = tparm(row_address, rt);
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tputs(s, 1, tc_putch);
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rf = rt;
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}
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}
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if (sel & 4) { /* parameterized relative cursor movement */
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if (parm_right_cursor)
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if (cf < ct) {
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s = tparm(parm_right_cursor, ct - cf);
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tputs(s, ct - cf, tc_putch);
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cf = ct;
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}
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if (parm_left_cursor)
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if (cf > ct) {
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s = tparm(parm_left_cursor, cf - ct);
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tputs(s, cf - ct, tc_putch);
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cf = ct;
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}
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if (parm_down_cursor)
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if (rf < rt) {
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s = tparm(parm_down_cursor, rt - rf);
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tputs(s, rt - rf, tc_putch);
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rf = rt;
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}
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if (parm_up_cursor)
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if (rf > rt) {
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s = tparm(parm_up_cursor, rf - rt);
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tputs(s, rf - rt, tc_putch);
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rf = rt;
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}
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}
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if (sel & 2) {
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if (cursor_left)
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while (cf > ct) {
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tc_putp(cursor_left);
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cf--;
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}
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/*
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do vertical motion next. Just in case cursor_down has a
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side effect of changing the column. This could happen if
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the tty handler translates NL to CRNL.
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*/
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if (cursor_down)
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while (rf < rt) {
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tc_putp(cursor_down);
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rf++;
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}
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if (cursor_up)
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while (rf > rt) {
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tc_putp(cursor_up);
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rf--;
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}
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if (cursor_right)
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while (cf < ct) {
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tc_putp(cursor_right);
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cf++;
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}
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}
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/* last chance */
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if (rf > rt) {
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if (can_go_home) { /* a bit drastic but ... */
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go_home();
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cf = 0;
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rf = 0;
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} else if (cursor_up) {
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while (rf > rt) {
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tc_putp(cursor_up);
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rf--;
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}
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}
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}
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if (ct == 0 && rt > rf) {
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put_crlf();
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cf = 0;
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rf++;
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}
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if (ct == 0 && cf != 0) {
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put_cr();
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cf = 0;
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}
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while (rf < rt) {
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put_lf();
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rf++;
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}
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while (cf > ct) {
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put_str("\b");
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cf--;
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}
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if (cursor_right) {
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while (cf < ct) {
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tc_putp(cursor_right);
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cf++;
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}
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} else {
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/* go ahead and trash my display */
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while (cf < ct) {
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putchp(' ');
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cf++;
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}
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}
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}
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/*
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** display_it(selection, text)
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**
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** print the display using sel
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*/
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static void
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display_it(
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int sel,
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char *txt)
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{
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int i, done_line;
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put_clear();
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go_home();
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put_newlines(2);
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ptextln(" The top line should be alternating <'s and >'s");
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ptextln(" The left side should be alternating A's and V's");
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ptext(" Testing ");
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ptext(txt);
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put_cr();
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/* horizontal */
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move_to(done_line = line_count, 0, 0, 2, sel);
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for (i = 4; i < columns - 2; i += 2) {
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putchp('>');
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move_to(0, i - 1, 0, i, sel);
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}
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putchp('>');
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i -= 2;
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move_to(0, i + 1, 0, i - 1, sel);
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for (; i > 2; i -= 2) {
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putchp('<');
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move_to(0, i, 0, i - 3, sel);
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}
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putchp('<');
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/* vertical */
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move_to(0, 2, 0, 0, sel);
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for (i = 2; i < lines - 1; i += 2) {
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putchp('V');
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move_to(i - 2, 1, i, 0, sel);
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}
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putchp('V');
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i -= 2;
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move_to(i, 1, i + 1, 0, sel);
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for (; i > 0; i -= 2) {
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putchp('A');
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move_to(i + 1, 1, i - 1, 0, sel);
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}
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putchp('A');
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move_to(i + 1, 1, 0, 0, sel); /* go home first */
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move_to(0, 0, done_line + 1, 3, sel);
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put_str(txt);
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put_str(" Done. ");
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}
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/*
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** crum_clear(test_list, status, ch)
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**
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** (clear) test Clear screen
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*/
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static void
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crum_clear(
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struct test_list *t,
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int *state,
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int *ch)
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{
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int i;
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if (clear_screen) {
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for (i = lines; i > 1; i--) {
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putln("garbage");
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}
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put_clear();
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ptextln("This line should start in the home position.");
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ptext("The rest of the screen should be clear. ");
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} else {
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ptextln("(clear) Clear screen is not defined. ");
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}
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generic_done_message(t, state, ch);
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}
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/*
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** crum_home(test_list, status, ch)
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**
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** (home) test Home cursor
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*/
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static void
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crum_home(
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struct test_list *t,
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int *state,
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int *ch)
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{
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if (cursor_home) {
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put_clear();
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put_newlines(lines / 2);
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go_home();
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put_crlf();
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ptext("The bottom line should have text.");
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go_home();
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put_newlines(lines - 1);
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ptext("This line is on the bottom.");
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go_home();
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ptextln("This line starts in the home position.");
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put_crlf();
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} else {
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ptextln("(home) Home cursor is not defined. ");
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}
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generic_done_message(t, state, ch);
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}
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/*
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** crum_ll(test_list, status, ch)
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**
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** (ll) test Last line
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*/
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static void
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crum_ll(
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struct test_list *t,
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int *state,
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int *ch)
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{
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/*
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(ll) may be simulated with (cup). Don't complain if (cup) is present.
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*/
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if (cursor_to_ll) {
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put_clear();
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put_str("This line could be anywhere.");
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tc_putp(cursor_to_ll);
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ptext("This line should be on the bottom");
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go_home();
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put_crlf();
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} else
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if (cursor_address) {
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return;
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} else {
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ptextln("(ll) Move to last line is not defined. ");
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}
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generic_done_message(t, state, ch);
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}
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/*
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** crum_move(test_list, status, ch)
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**
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** (*) test all cursor move commands
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*/
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static void
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crum_move(
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struct test_list *t,
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int *state,
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int *ch)
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{
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char buf[80];
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int n;
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switch (n = (t->flags & 15)) {
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case 0:
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sprintf(buf, " (cr) (nel) (cub1)%s",
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cursor_home ? " (home)" : (cursor_up ? " (cuu1)" : ""));
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break;
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case 1:
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sprintf(buf, "%s%s%s%s", cursor_left ? " (cub1)" : "",
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cursor_down ? " (cud1)" : "", cursor_right ? " (cuf1)" : "",
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cursor_up ? " (cuu1)" : "");
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if (buf[0] == '\0') {
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ptext(" (cub1) (cud1) (cuf1) (cuu1) not defined.");
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}
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break;
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case 2:
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sprintf(buf, "%s%s%s%s", parm_left_cursor ? " (cub)" : "",
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parm_down_cursor ? " (cud)" : "",
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parm_right_cursor ? " (cuf)" : "",
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parm_up_cursor ? " (cuu)" : "");
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if (buf[0] == '\0') {
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ptext(" (cub) (cud) (cuf) (cuu) not defined.");
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}
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break;
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case 3:
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sprintf(buf, "%s%s", row_address ? " (vpa)" : "",
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column_address ? " (hpa)" : "");
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if (buf[0] == '\0') {
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ptext(" (vpa) (hpa) not defined.");
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}
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break;
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case 4:
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if (!cursor_address) {
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ptext(" (cup) not defined. ");
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generic_done_message(t, state, ch);
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return;
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}
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strcpy(buf, " (cup)");
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break;
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}
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if (buf[0] == '\0') {
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put_str(" Done. ");
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} else {
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can_test(buf, FLAG_TESTED);
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strcpy(crum_text[n], &buf[2]);
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crum_text[n][strlen(buf) - 3] = '\0';
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display_it(1 << n, buf);
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}
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*ch = wait_here();
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if (*ch != 'r') {
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put_clear();
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}
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}
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/*
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** crum_os(test_list, status, ch)
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**
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** (cup) test Cursor position on overstrike terminals
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*/
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static void
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crum_os(
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struct test_list *t,
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int *state,
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int *ch)
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{
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int i;
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if (cursor_address && over_strike) {
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put_clear();
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for (i = 0; i < columns - 2; i++) {
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tc_putch('|');
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}
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for (i = 1; i < lines - 2; i++) {
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put_crlf();
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tc_putch('_');
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}
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for (i = 0; i < columns - 2; i++) {
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tputs(tparm(cursor_address, 0, i), lines, tc_putch);
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tc_putch('+');
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}
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for (i = 0; i < lines - 2; i++) {
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tputs(tparm(cursor_address, i, 0), lines, tc_putch);
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tc_putch(']');
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tc_putch('_');
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}
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go_home();
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put_newlines(3);
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ptext(" All the characters should look the same. ");
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generic_done_message(t, state, ch);
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put_clear();
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}
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}
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