mvwin.c revision 1.6.2.2 1 1.6.2.2 cgd /*
2 1.6.2.2 cgd * Copyright (c) 1981, 1993, 1994
3 1.6.2.2 cgd * The Regents of the University of California. All rights reserved.
4 1.6.2.2 cgd *
5 1.6.2.2 cgd * Redistribution and use in source and binary forms, with or without
6 1.6.2.2 cgd * modification, are permitted provided that the following conditions
7 1.6.2.2 cgd * are met:
8 1.6.2.2 cgd * 1. Redistributions of source code must retain the above copyright
9 1.6.2.2 cgd * notice, this list of conditions and the following disclaimer.
10 1.6.2.2 cgd * 2. Redistributions in binary form must reproduce the above copyright
11 1.6.2.2 cgd * notice, this list of conditions and the following disclaimer in the
12 1.6.2.2 cgd * documentation and/or other materials provided with the distribution.
13 1.6.2.2 cgd * 3. All advertising materials mentioning features or use of this software
14 1.6.2.2 cgd * must display the following acknowledgement:
15 1.6.2.2 cgd * This product includes software developed by the University of
16 1.6.2.2 cgd * California, Berkeley and its contributors.
17 1.6.2.2 cgd * 4. Neither the name of the University nor the names of its contributors
18 1.6.2.2 cgd * may be used to endorse or promote products derived from this software
19 1.6.2.2 cgd * without specific prior written permission.
20 1.6.2.2 cgd *
21 1.6.2.2 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 1.6.2.2 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 1.6.2.2 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 1.6.2.2 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 1.6.2.2 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 1.6.2.2 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 1.6.2.2 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 1.6.2.2 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 1.6.2.2 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 1.6.2.2 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 1.6.2.2 cgd * SUCH DAMAGE.
32 1.6.2.2 cgd */
33 1.6.2.2 cgd
34 1.6.2.2 cgd #ifndef lint
35 1.6.2.2 cgd static char sccsid[] = "@(#)mvwin.c 8.2 (Berkeley) 5/4/94";
36 1.6.2.2 cgd #endif /* not lint */
37 1.6.2.2 cgd
38 1.6.2.2 cgd #include "curses.h"
39 1.6.2.2 cgd
40 1.6.2.2 cgd /*
41 1.6.2.2 cgd * mvwin --
42 1.6.2.2 cgd * Relocate the starting position of a window.
43 1.6.2.2 cgd */
44 1.6.2.2 cgd int
45 1.6.2.2 cgd mvwin(win, by, bx)
46 1.6.2.2 cgd register WINDOW *win;
47 1.6.2.2 cgd register int by, bx;
48 1.6.2.2 cgd {
49 1.6.2.2 cgd register WINDOW *orig;
50 1.6.2.2 cgd register int dy, dx;
51 1.6.2.2 cgd
52 1.6.2.2 cgd if (by + win->maxy > LINES || bx + win->maxx > COLS)
53 1.6.2.2 cgd return (ERR);
54 1.6.2.2 cgd dy = by - win->begy;
55 1.6.2.2 cgd dx = bx - win->begx;
56 1.6.2.2 cgd orig = win->orig;
57 1.6.2.2 cgd if (orig == NULL) {
58 1.6.2.2 cgd orig = win;
59 1.6.2.2 cgd do {
60 1.6.2.2 cgd win->begy += dy;
61 1.6.2.2 cgd win->begx += dx;
62 1.6.2.2 cgd __swflags(win);
63 1.6.2.2 cgd win = win->nextp;
64 1.6.2.2 cgd } while (win != orig);
65 1.6.2.2 cgd } else {
66 1.6.2.2 cgd if (by < orig->begy || win->maxy + dy > orig->maxy)
67 1.6.2.2 cgd return (ERR);
68 1.6.2.2 cgd if (bx < orig->begx || win->maxx + dx > orig->maxx)
69 1.6.2.2 cgd return (ERR);
70 1.6.2.2 cgd win->begy = by;
71 1.6.2.2 cgd win->begx = bx;
72 1.6.2.2 cgd __swflags(win);
73 1.6.2.2 cgd __set_subwin(orig, win);
74 1.6.2.2 cgd }
75 1.6.2.2 cgd __touchwin(win);
76 1.6.2.2 cgd return (OK);
77 1.6.2.2 cgd }
78