xref: /illumos-gate/usr/src/ucblib/libcurses/box.c (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
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 /*LINTLIBRARY*/
16 
17 #ifndef lint
18 static char
19 sccsid[] = "@(#)box.c 1.6 88/02/08 SMI"; /* from UCB 5.1 85/06/07 */
20 #endif /* not lint */
21 
22 #include	"curses.ext"
23 
24 /*
25  *	This routine draws a box around the given window with "vert"
26  * as the vertical delimiting char, and "hor", as the horizontal one.
27  */
28 
29 int
30 box(WINDOW *win, char vert, char hor)
31 {
32 	int	i;
33 	int	endy, endx;
34 	char	*fp, *lp;
35 
36 	endx = win->_maxx;
37 	endy = win->_maxy - 1;
38 	fp = win->_y[0];
39 	lp = win->_y[endy];
40 	for (i = 0; i < endx; i++)
41 		fp[i] = lp[i] = hor;
42 	endx--;
43 	for (i = 0; i <= endy; i++)
44 		win->_y[i][0] = (win->_y[i][endx] = vert);
45 	if (!win->_scroll && (win->_flags&_SCROLLWIN))
46 		fp[0] = fp[endx] = lp[0] = lp[endx] = ' ';
47 	(void) touchwin(win);
48 	return (OK);
49 }
50