xref: /netbsd/lib/libcurses/standout.c (revision bf9ec67e)
1 /*	$NetBSD: standout.c,v 1.12 2000/12/19 21:34:24 jdc Exp $	*/
2 
3 /*
4  * Copyright (c) 1981, 1993, 1994
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include <sys/cdefs.h>
37 #ifndef lint
38 #if 0
39 static char sccsid[] = "@(#)standout.c	8.3 (Berkeley) 8/10/94";
40 #else
41 __RCSID("$NetBSD: standout.c,v 1.12 2000/12/19 21:34:24 jdc Exp $");
42 #endif
43 #endif				/* not lint */
44 
45 #include "curses.h"
46 #include "curses_private.h"
47 
48 #ifndef _CURSES_USE_MACROS
49 
50 /*
51  * standout
52  *	Enter standout mode on stdscr.
53  */
54 int
55 standout(void)
56 {
57 	return wstandout(stdscr);
58 }
59 
60 /*
61  * standend --
62  *	Exit standout mode on stdscr.
63  */
64 int
65 standend(void)
66 {
67 	return wstandend(stdscr);
68 }
69 
70 #endif
71 
72 /*
73  * standout
74  *	Enter standout mode.
75  */
76 int
77 wstandout(WINDOW *win)
78 {
79 	/*
80 	 * If standout/standend strings, or can underline, set the
81 	 * screen standout bit.
82 	 */
83 	if ((__tc_so != NULL && __tc_se != NULL) || __tc_uc != NULL) {
84 		win->wattr |= __STANDOUT;
85 		if ((win->wattr & __COLOR) && (__nca & __STANDOUT)) {
86 #ifdef DEBUG
87 			__CTRACE("wstandout: !COLOR\n");
88 #endif
89 			win->wattr &= ~__COLOR;
90 		}
91 	}
92 	return (1);
93 }
94 
95 /*
96  * wstandend --
97  *	Exit standout mode.
98  */
99 int
100 wstandend(WINDOW *win)
101 {
102 	win->wattr &= ~__STANDOUT;
103 	return (1);
104 }
105