xref: /illumos-gate/usr/src/lib/libxcurses/src/libc/xcurses/wclear.c (revision f012ee0c3db17469b492c2cf757226f3d7b1ebbc)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1995, by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * wclear.c
31  *
32  * XCurses Library
33  *
34  * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
35  *
36  */
37 
38 #if M_RCSID
39 #ifndef lint
40 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/wclear.c 1.2 1995/07/21 12:58:52 ant Exp $";
41 #endif
42 #endif
43 
44 #include <private.h>
45 
46 /*
47  * Erase window and clear screen next update.
48  */
49 int
50 (wclear)(w)
51 WINDOW *w;
52 {
53 	int value;
54 
55 #ifdef M_CURSES_TRACE
56 	__m_trace("wclear(%p)", w);
57 #endif
58 
59 	w->_flags |= W_CLEAR_WINDOW;
60 	value = werase(w);
61 
62 	return __m_return_code("wclear", value == 0 ? OK : ERR);
63 }
64 
65 /*
66  * Erase window.
67  */
68 int
69 (werase)(w)
70 WINDOW *w;
71 {
72 	int value;
73 
74 #ifdef M_CURSES_TRACE
75 	__m_trace("werase(%p)", w);
76 #endif
77 
78 	w->_cury = 0;
79 	w->_curx = 0;
80 	value = __m_cc_erase(w, 0, 0, w->_maxy-1, w->_maxx-1);
81 
82 	return __m_return_code("werase", value == 0 ? OK : ERR);
83 }
84 
85