1*86d7f5d3SJohn Marino /* @(#)wwcursor.c 8.1 (Berkeley) 6/6/93 */
2*86d7f5d3SJohn Marino /* $NetBSD: wwcursor.c,v 1.7 2003/08/07 11:17:37 agc Exp $ */
3*86d7f5d3SJohn Marino
4*86d7f5d3SJohn Marino /*
5*86d7f5d3SJohn Marino * Copyright (c) 1983, 1993
6*86d7f5d3SJohn Marino * The Regents of the University of California. All rights reserved.
7*86d7f5d3SJohn Marino *
8*86d7f5d3SJohn Marino * This code is derived from software contributed to Berkeley by
9*86d7f5d3SJohn Marino * Edward Wang at The University of California, Berkeley.
10*86d7f5d3SJohn Marino *
11*86d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without
12*86d7f5d3SJohn Marino * modification, are permitted provided that the following conditions
13*86d7f5d3SJohn Marino * are met:
14*86d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright
15*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer.
16*86d7f5d3SJohn Marino * 2. Redistributions in binary form must reproduce the above copyright
17*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer in the
18*86d7f5d3SJohn Marino * documentation and/or other materials provided with the distribution.
19*86d7f5d3SJohn Marino * 3. Neither the name of the University nor the names of its contributors
20*86d7f5d3SJohn Marino * may be used to endorse or promote products derived from this software
21*86d7f5d3SJohn Marino * without specific prior written permission.
22*86d7f5d3SJohn Marino *
23*86d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24*86d7f5d3SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*86d7f5d3SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*86d7f5d3SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27*86d7f5d3SJohn Marino * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28*86d7f5d3SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29*86d7f5d3SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30*86d7f5d3SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31*86d7f5d3SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32*86d7f5d3SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33*86d7f5d3SJohn Marino * SUCH DAMAGE.
34*86d7f5d3SJohn Marino */
35*86d7f5d3SJohn Marino
36*86d7f5d3SJohn Marino #include "ww.h"
37*86d7f5d3SJohn Marino
38*86d7f5d3SJohn Marino void
wwcursor(struct ww * w,int on)39*86d7f5d3SJohn Marino wwcursor(struct ww *w, int on)
40*86d7f5d3SJohn Marino {
41*86d7f5d3SJohn Marino char *win;
42*86d7f5d3SJohn Marino
43*86d7f5d3SJohn Marino if (on) {
44*86d7f5d3SJohn Marino if (ISSET(w->ww_wflags, WWW_HASCURSOR))
45*86d7f5d3SJohn Marino return;
46*86d7f5d3SJohn Marino SET(w->ww_wflags, WWW_HASCURSOR);
47*86d7f5d3SJohn Marino } else {
48*86d7f5d3SJohn Marino if (!ISSET(w->ww_wflags, WWW_HASCURSOR))
49*86d7f5d3SJohn Marino return;
50*86d7f5d3SJohn Marino CLR(w->ww_wflags, WWW_HASCURSOR);
51*86d7f5d3SJohn Marino }
52*86d7f5d3SJohn Marino if (wwcursormodes != 0) {
53*86d7f5d3SJohn Marino win = &w->ww_win[w->ww_cur.r][w->ww_cur.c];
54*86d7f5d3SJohn Marino *win ^= wwcursormodes;
55*86d7f5d3SJohn Marino if (w->ww_cur.r < w->ww_i.t || w->ww_cur.r >= w->ww_i.b
56*86d7f5d3SJohn Marino || w->ww_cur.c < w->ww_i.l || w->ww_cur.c >= w->ww_i.r)
57*86d7f5d3SJohn Marino return;
58*86d7f5d3SJohn Marino if (wwsmap[w->ww_cur.r][w->ww_cur.c] == w->ww_index) {
59*86d7f5d3SJohn Marino if (*win == 0)
60*86d7f5d3SJohn Marino w->ww_nvis[w->ww_cur.r]++;
61*86d7f5d3SJohn Marino else if (*win == wwcursormodes)
62*86d7f5d3SJohn Marino w->ww_nvis[w->ww_cur.r]--;
63*86d7f5d3SJohn Marino wwns[w->ww_cur.r][w->ww_cur.c].c_m ^= wwcursormodes;
64*86d7f5d3SJohn Marino wwtouched[w->ww_cur.r] |= WWU_TOUCHED;
65*86d7f5d3SJohn Marino }
66*86d7f5d3SJohn Marino }
67*86d7f5d3SJohn Marino }
68*86d7f5d3SJohn Marino
69*86d7f5d3SJohn Marino void
wwsetcursormodes(int new)70*86d7f5d3SJohn Marino wwsetcursormodes(int new)
71*86d7f5d3SJohn Marino {
72*86d7f5d3SJohn Marino int i;
73*86d7f5d3SJohn Marino struct ww *w;
74*86d7f5d3SJohn Marino int old = wwcursormodes;
75*86d7f5d3SJohn Marino
76*86d7f5d3SJohn Marino new &= wwavailmodes;
77*86d7f5d3SJohn Marino if (new == wwcursormodes)
78*86d7f5d3SJohn Marino return;
79*86d7f5d3SJohn Marino for (i = 0; i < NWW; i++)
80*86d7f5d3SJohn Marino if (wwindex[i] != 0 &&
81*86d7f5d3SJohn Marino ISSET((w = wwindex[i])->ww_wflags, WWW_HASCURSOR)) {
82*86d7f5d3SJohn Marino wwcursor(w, 0);
83*86d7f5d3SJohn Marino wwcursormodes = new;
84*86d7f5d3SJohn Marino wwcursor(w, 1);
85*86d7f5d3SJohn Marino wwcursormodes = old;
86*86d7f5d3SJohn Marino }
87*86d7f5d3SJohn Marino wwcursormodes = new;
88*86d7f5d3SJohn Marino }
89