1 /*
2 * Copyright (c) 1981, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #ifndef lint
31 static char sccsid[] = "@(#)box.c 8.2 (Berkeley) 5/4/94";
32 #endif /* not lint */
33
34 #include "curses.h"
35
36 /*
37 * box --
38 * Draw a box around the given window with "vert" as the vertical
39 * delimiting char, and "hor", as the horizontal one.
40 */
41 int
box(win,vert,hor)42 box(win, vert, hor)
43 register WINDOW *win;
44 int vert, hor;
45 {
46 register int endy, endx, i;
47 register __LDATA *fp, *lp;
48
49 endx = win->maxx;
50 endy = win->maxy - 1;
51 fp = win->lines[0]->line;
52 lp = win->lines[endy]->line;
53 for (i = 0; i < endx; i++) {
54 fp[i].ch = lp[i].ch = hor;
55 fp[i].attr &= ~__STANDOUT;
56 lp[i].attr &= ~__STANDOUT;
57 }
58 endx--;
59 for (i = 0; i <= endy; i++) {
60 win->lines[i]->line[0].ch = vert;
61 win->lines[i]->line[endx].ch = vert;
62 win->lines[i]->line[0].attr &= ~__STANDOUT;
63 win->lines[i]->line[endx].attr &= ~__STANDOUT;
64 }
65 if (!(win->flags & __SCROLLOK) && (win->flags & __SCROLLWIN)) {
66 fp[0].ch = fp[endx].ch = lp[0].ch = lp[endx].ch = ' ';
67 fp[0].attr &= ~__STANDOUT;
68 fp[endx].attr &= ~__STANDOUT;
69 lp[0].attr &= ~__STANDOUT;
70 lp[endx].attr &= ~__STANDOUT;
71 }
72 __touchwin(win);
73 return (OK);
74 }
75