usr.bin/window/wwunframe.c

   1 /*      $NetBSD: wwunframe.c,v 1.7 2003/08/07 11:17:46 agc Exp $        */
   2
   3 /*
   4  * Copyright (c) 1983, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * This code is derived from software contributed to Berkeley by
   8  * Edward Wang at The University of California, Berkeley.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  * 3. Neither the name of the University nor the names of its contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #include <sys/cdefs.h>
  36 #ifndef lint
  37 #if 0
  38 static char sccsid[] = "@(#)wwunframe.c 8.1 (Berkeley) 6/6/93";
  39 #else
  40 __RCSID("$NetBSD: wwunframe.c,v 1.7 2003/08/07 11:17:46 agc Exp $");
  41 #endif
  42 #endif /* not lint */
  43
  44 #include "ww.h"
  45
  46 void
  47 wwunframe(struct ww *w)
  48 {
  49         int i;
  50
  51         for (i = w->ww_i.t; i < w->ww_i.b; i++) {
  52                 int j;
  53                 char *win = w->ww_win[i];
  54                 char *fmap = w->ww_fmap ? w->ww_fmap[i] : 0;
  55                 unsigned char *smap = wwsmap[i];
  56                 union ww_char *ns = wwns[i];
  57                 int nchanged = 0;
  58
  59                 for (j = w->ww_i.l; j < w->ww_i.r; j++) {
  60                         if (win[j] & WWM_GLS)
  61                                 continue;
  62                         win[j] |= WWM_GLS;
  63                         if (fmap != 0)
  64                                 fmap[j] = 0;
  65                         if (smap[j] == w->ww_index) {
  66                                 smap[j] = WWX_NOBODY;
  67                                 ns[j].c_w = ' ';
  68                                 nchanged++;
  69                         }
  70                 }
  71                 if (nchanged > 0)
  72                         wwtouched[i] |= WWU_TOUCHED;
  73                 w->ww_nvis[i] = 0;
  74         }
  75
  76         if (w->ww_forw != &wwhead)
  77                 wwdelete1(w->ww_forw,
  78                         w->ww_i.t, w->ww_i.b, w->ww_i.l, w->ww_i.r);
  79 }