xref: /dragonfly/usr.bin/window/wwunframe.c (revision 6e285212)
1 /*
2  * Copyright (c) 1983, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Edward Wang at The University of California, Berkeley.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  * @(#)wwunframe.c	8.1 (Berkeley) 6/6/93
37  * $FreeBSD: src/usr.bin/window/wwunframe.c,v 1.1.1.1.14.1 2001/05/17 09:45:02 obrien Exp $
38  * $DragonFly: src/usr.bin/window/wwunframe.c,v 1.2 2003/06/17 04:29:34 dillon Exp $
39  */
40 
41 #include "ww.h"
42 
43 wwunframe(w)
44 register struct ww *w;
45 {
46 	int i;
47 
48 	for (i = w->ww_i.t; i < w->ww_i.b; i++) {
49 		register j;
50 		register char *win = w->ww_win[i];
51 		register char *fmap = w->ww_fmap ? w->ww_fmap[i] : 0;
52 		register char *smap = wwsmap[i];
53 		register union ww_char *ns = wwns[i];
54 		int nchanged = 0;
55 
56 		for (j = w->ww_i.l; j < w->ww_i.r; j++) {
57 			if (win[j] & WWM_GLS)
58 				continue;
59 			win[j] |= WWM_GLS;
60 			if (fmap != 0)
61 				fmap[j] = 0;
62 			if (smap[j] == w->ww_index) {
63 				smap[j] = WWX_NOBODY;
64 				ns[j].c_w = ' ';
65 				nchanged++;
66 			}
67 		}
68 		if (nchanged > 0)
69 			wwtouched[i] |= WWU_TOUCHED;
70 		w->ww_nvis[i] = 0;
71 	}
72 
73 	if (w->ww_forw != &wwhead)
74 		wwdelete1(w->ww_forw,
75 			w->ww_i.t, w->ww_i.b, w->ww_i.l, w->ww_i.r);
76 }
77