usr.bin/window/wwunframe.c

   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 }