1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate *
4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate * with the License.
8*7c478bd9Sstevel@tonic-gate *
9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate *
14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate *
20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate * Copyright (c) 1995-1998 by Sun Microsystems, Inc.
24*7c478bd9Sstevel@tonic-gate * All rights reserved.
25*7c478bd9Sstevel@tonic-gate */
26*7c478bd9Sstevel@tonic-gate
27*7c478bd9Sstevel@tonic-gate /* LINTLIBRARY */
28*7c478bd9Sstevel@tonic-gate
29*7c478bd9Sstevel@tonic-gate /*
30*7c478bd9Sstevel@tonic-gate * dupwin.c
31*7c478bd9Sstevel@tonic-gate *
32*7c478bd9Sstevel@tonic-gate * XCurses Library
33*7c478bd9Sstevel@tonic-gate *
34*7c478bd9Sstevel@tonic-gate * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved.
35*7c478bd9Sstevel@tonic-gate *
36*7c478bd9Sstevel@tonic-gate */
37*7c478bd9Sstevel@tonic-gate
38*7c478bd9Sstevel@tonic-gate #ifdef M_RCSID
39*7c478bd9Sstevel@tonic-gate #ifndef lint
40*7c478bd9Sstevel@tonic-gate static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/dupwin.c 1.1 "
41*7c478bd9Sstevel@tonic-gate "1995/05/26 18:41:41 ant Exp $";
42*7c478bd9Sstevel@tonic-gate #endif
43*7c478bd9Sstevel@tonic-gate #endif
44*7c478bd9Sstevel@tonic-gate
45*7c478bd9Sstevel@tonic-gate #include <private.h>
46*7c478bd9Sstevel@tonic-gate #include <stdlib.h>
47*7c478bd9Sstevel@tonic-gate #include <string.h>
48*7c478bd9Sstevel@tonic-gate
49*7c478bd9Sstevel@tonic-gate /*
50*7c478bd9Sstevel@tonic-gate * Make an exact duplicate of the window.
51*7c478bd9Sstevel@tonic-gate */
52*7c478bd9Sstevel@tonic-gate WINDOW *
dupwin(WINDOW * w)53*7c478bd9Sstevel@tonic-gate dupwin(WINDOW *w)
54*7c478bd9Sstevel@tonic-gate {
55*7c478bd9Sstevel@tonic-gate int i;
56*7c478bd9Sstevel@tonic-gate WINDOW *v;
57*7c478bd9Sstevel@tonic-gate
58*7c478bd9Sstevel@tonic-gate /* Create (sub)window with same dimensions. */
59*7c478bd9Sstevel@tonic-gate v = __m_newwin(w->_parent, w->_maxy, w->_maxx, w->_begy, w->_begx);
60*7c478bd9Sstevel@tonic-gate if (v == NULL)
61*7c478bd9Sstevel@tonic-gate return (NULL);
62*7c478bd9Sstevel@tonic-gate
63*7c478bd9Sstevel@tonic-gate /* Same software scroll region. */
64*7c478bd9Sstevel@tonic-gate v->_top = w->_top;
65*7c478bd9Sstevel@tonic-gate v->_bottom = w->_bottom;
66*7c478bd9Sstevel@tonic-gate
67*7c478bd9Sstevel@tonic-gate /* Same window input settings. */
68*7c478bd9Sstevel@tonic-gate v->_vmin = w->_vmin;
69*7c478bd9Sstevel@tonic-gate v->_vtime = w->_vtime;
70*7c478bd9Sstevel@tonic-gate
71*7c478bd9Sstevel@tonic-gate /* Same window flags. */
72*7c478bd9Sstevel@tonic-gate v->_flags = w->_flags;
73*7c478bd9Sstevel@tonic-gate
74*7c478bd9Sstevel@tonic-gate /* Copy dirty region markers. */
75*7c478bd9Sstevel@tonic-gate (void) memcpy(v->_first, w->_first,
76*7c478bd9Sstevel@tonic-gate (v->_maxy + v->_maxy) * sizeof (*v->_first));
77*7c478bd9Sstevel@tonic-gate
78*7c478bd9Sstevel@tonic-gate if (v->_parent == NULL) {
79*7c478bd9Sstevel@tonic-gate /*
80*7c478bd9Sstevel@tonic-gate * For a regular window, copy source window lines in the
81*7c478bd9Sstevel@tonic-gate * correct order, because the pointers in _line[] may have
82*7c478bd9Sstevel@tonic-gate * been shuffled. A subwindow is not subject to this,
83*7c478bd9Sstevel@tonic-gate * because it shares its data with its parent window.
84*7c478bd9Sstevel@tonic-gate */
85*7c478bd9Sstevel@tonic-gate for (i = 0; i < w->_maxy; ++i) {
86*7c478bd9Sstevel@tonic-gate (void) memcpy(v->_line[i], w->_line[i],
87*7c478bd9Sstevel@tonic-gate v->_maxx * sizeof (**v->_line));
88*7c478bd9Sstevel@tonic-gate }
89*7c478bd9Sstevel@tonic-gate }
90*7c478bd9Sstevel@tonic-gate
91*7c478bd9Sstevel@tonic-gate return (v);
92*7c478bd9Sstevel@tonic-gate }
93