1 /* $NetBSD: move.c,v 1.17 2010/02/23 19:48:26 drochner Exp $ */
2
3 /*
4 * Copyright (c) 1981, 1993, 1994
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33 #ifndef lint
34 #if 0
35 static char sccsid[] = "@(#)move.c 8.2 (Berkeley) 5/4/94";
36 #else
37 __RCSID("$NetBSD: move.c,v 1.17 2010/02/23 19:48:26 drochner Exp $");
38 #endif
39 #endif /* not lint */
40
41 #include "curses.h"
42 #include "curses_private.h"
43
44 #ifndef _CURSES_USE_MACROS
45 /*
46 * move --
47 * Moves the cursor to the given point on stdscr.
48 */
49 int
move(int y,int x)50 move(int y, int x)
51 {
52 return wmove(stdscr, y, x);
53 }
54
55 #endif
56
57 /*
58 * wmove --
59 * Moves the cursor to the given point.
60 */
61 int
wmove(WINDOW * win,int y,int x)62 wmove(WINDOW *win, int y, int x)
63 {
64
65 #ifdef DEBUG
66 __CTRACE(__CTRACE_MISC, "wmove: (%d, %d)\n", y, x);
67 #endif
68 if (x < 0 || y < 0)
69 return (ERR);
70 if (x >= win->maxx || y >= win->maxy)
71 return (ERR);
72 win->curx = x;
73 win->alines[win->cury]->flags &= ~__ISPASTEOL;
74 win->cury = y;
75 win->alines[y]->flags &= ~__ISPASTEOL;
76 return (OK);
77 }
78
79 void
wcursyncup(WINDOW * win)80 wcursyncup(WINDOW *win)
81 {
82
83 while (win->orig) {
84 wmove(win->orig, win->cury + win->begy - win->orig->begy,
85 win->curx + win->begx - win->orig->begx);
86 win = win->orig;
87 }
88 }
89