1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 1997 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1988 AT&T	*/
28 /*	  All Rights Reserved	*/
29 
30 /*
31  * University Copyright- Copyright (c) 1982, 1986, 1988
32  * The Regents of the University of California
33  * All Rights Reserved
34  *
35  * University Acknowledgment- Portions of this document are derived from
36  * software developed by the University of California, Berkeley, and its
37  * contributors.
38  */
39 
40 #pragma ident	"%Z%%M%	%I%	%E% SMI"
41 
42 /*LINTLIBRARY*/
43 
44 #include	<sys/types.h>
45 #include	"curses_inc.h"
46 
47 /* Update the soft-label window. */
48 
49 int
slk_refresh(void)50 slk_refresh(void)
51 {
52 	if (_slk_update()) {
53 		return (wrefresh(SP->slk->_win));
54 	}
55 	return (0);
56 }
57 
58 /* Update soft labels. Return TRUE if a window was updated. */
59 
60 int
_slk_update(void)61 _slk_update(void)
62 {
63 	WINDOW	*win;
64 	SLK_MAP	*slk;
65 	int	i;
66 
67 	if ((slk = SP->slk) == NULL || (slk->_changed != TRUE))
68 		return (FALSE);
69 
70 	win = slk->_win;
71 	for (i = 0; i < slk->_num; ++i)
72 		if (slk->_lch[i]) {
73 			if (win)
74 				(void) mvwaddstr(win, 0, slk->_labx[i],
75 				    slk->_ldis[i]);
76 			else
77 				_PUTS(tparm_p2(plab_norm, i + 1,
78 				    (long)slk->_ldis[i]), 1);
79 
80 			slk->_lch[i] = FALSE;
81 		}
82 	if (!win) {
83 		_PUTS(label_on, 1);
84 		/*
85 		 * Added an fflush because if application code calls a
86 		 * slk_refresh or a slk_noutrefresh
87 		 * and a doupdate nothing will get flushed since this
88 		 * information is not being kept in curscr or _virtscr.
89 		 */
90 		(void) fflush(SP->term_file);
91 	}
92 
93 	slk->_changed = FALSE;
94 
95 	return (win ? TRUE : FALSE);
96 }
97