xref: /illumos-gate/usr/src/ucblib/libcurses/box.c (revision 88f8b78a88cbdc6d8c1af5c3e54bc49d25095c98)
1 /*
2  * Copyright 2001 Sun Microsystems, Inc.  All rights reserved.
3  * Use is subject to license terms.
4  */
5 
6 /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
7 /*	  All Rights Reserved  	*/
8 
9 /*
10  * Copyright (c) 1980 Regents of the University of California.
11  * All rights reserved.  The Berkeley software License Agreement
12  * specifies the terms and conditions for redistribution.
13  */
14 
15 #pragma ident	"%Z%%M%	%I%	%E% SMI"
16 
17 /*LINTLIBRARY*/
18 
19 #ifndef lint
20 static char
21 sccsid[] = "@(#)box.c 1.6 88/02/08 SMI"; /* from UCB 5.1 85/06/07 */
22 #endif /* not lint */
23 
24 #include	"curses.ext"
25 
26 /*
27  *	This routine draws a box around the given window with "vert"
28  * as the vertical delimiting char, and "hor", as the horizontal one.
29  */
30 
31 int
32 box(WINDOW *win, char vert, char hor)
33 {
34 	int	i;
35 	int	endy, endx;
36 	char	*fp, *lp;
37 
38 	endx = win->_maxx;
39 	endy = win->_maxy - 1;
40 	fp = win->_y[0];
41 	lp = win->_y[endy];
42 	for (i = 0; i < endx; i++)
43 		fp[i] = lp[i] = hor;
44 	endx--;
45 	for (i = 0; i <= endy; i++)
46 		win->_y[i][0] = (win->_y[i][endx] = vert);
47 	if (!win->_scroll && (win->_flags&_SCROLLWIN))
48 		fp[0] = fp[endx] = lp[0] = lp[endx] = ' ';
49 	(void) touchwin(win);
50 	return (OK);
51 }
52