1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright 1997 Sun Microsystems, Inc. All rights reserved.
24*0Sstevel@tonic-gate * Use is subject to license terms.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */
28*0Sstevel@tonic-gate /* All Rights Reserved */
29*0Sstevel@tonic-gate
30*0Sstevel@tonic-gate /*
31*0Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988
32*0Sstevel@tonic-gate * The Regents of the University of California
33*0Sstevel@tonic-gate * All Rights Reserved
34*0Sstevel@tonic-gate *
35*0Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from
36*0Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its
37*0Sstevel@tonic-gate * contributors.
38*0Sstevel@tonic-gate */
39*0Sstevel@tonic-gate
40*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
41*0Sstevel@tonic-gate
42*0Sstevel@tonic-gate /*LINTLIBRARY*/
43*0Sstevel@tonic-gate
44*0Sstevel@tonic-gate #include <sys/types.h>
45*0Sstevel@tonic-gate #include "curses_inc.h"
46*0Sstevel@tonic-gate
47*0Sstevel@tonic-gate /*
48*0Sstevel@tonic-gate * Move a derived window inside its parent window.
49*0Sstevel@tonic-gate * This routine does not change the screen relative
50*0Sstevel@tonic-gate * parameters begx and begy. Thus, it can be used to
51*0Sstevel@tonic-gate * display different parts of the parent window at
52*0Sstevel@tonic-gate * the same screen coordinate.
53*0Sstevel@tonic-gate */
54*0Sstevel@tonic-gate
55*0Sstevel@tonic-gate int
mvderwin(WINDOW * win,int pary,int parx)56*0Sstevel@tonic-gate mvderwin(WINDOW *win, int pary, int parx)
57*0Sstevel@tonic-gate {
58*0Sstevel@tonic-gate int y, maxy;
59*0Sstevel@tonic-gate WINDOW *par;
60*0Sstevel@tonic-gate chtype obkgd, **wc, **pc;
61*0Sstevel@tonic-gate short *begch, *endch, maxx;
62*0Sstevel@tonic-gate
63*0Sstevel@tonic-gate if ((par = win->_parent) == NULL)
64*0Sstevel@tonic-gate goto bad;
65*0Sstevel@tonic-gate if (pary == win->_pary && parx == win->_parx)
66*0Sstevel@tonic-gate return (OK);
67*0Sstevel@tonic-gate
68*0Sstevel@tonic-gate maxy = win->_maxy-1;
69*0Sstevel@tonic-gate maxx = win->_maxx-1;
70*0Sstevel@tonic-gate if ((parx + maxx) >= par->_maxx || (pary + maxy) >= par->_maxy)
71*0Sstevel@tonic-gate bad:
72*0Sstevel@tonic-gate return (ERR);
73*0Sstevel@tonic-gate
74*0Sstevel@tonic-gate /* save all old changes */
75*0Sstevel@tonic-gate wsyncup(win);
76*0Sstevel@tonic-gate
77*0Sstevel@tonic-gate /* rearrange pointers */
78*0Sstevel@tonic-gate /*LINTED*/
79*0Sstevel@tonic-gate win->_parx = (short) parx;
80*0Sstevel@tonic-gate /*LINTED*/
81*0Sstevel@tonic-gate win->_pary = (short) pary;
82*0Sstevel@tonic-gate wc = win->_y;
83*0Sstevel@tonic-gate pc = par->_y + pary;
84*0Sstevel@tonic-gate begch = win->_firstch;
85*0Sstevel@tonic-gate endch = win->_lastch;
86*0Sstevel@tonic-gate for (y = 0; y <= maxy; ++y, ++wc, ++pc, ++begch, ++endch) {
87*0Sstevel@tonic-gate *wc = *pc + parx;
88*0Sstevel@tonic-gate *begch = 0;
89*0Sstevel@tonic-gate *endch = maxx;
90*0Sstevel@tonic-gate }
91*0Sstevel@tonic-gate
92*0Sstevel@tonic-gate /* change background to our own */
93*0Sstevel@tonic-gate obkgd = win->_bkgd;
94*0Sstevel@tonic-gate win->_bkgd = par->_bkgd;
95*0Sstevel@tonic-gate return (wbkgd(win, obkgd));
96*0Sstevel@tonic-gate }
97