xref: /netbsd-src/lib/libcurses/echo_wchar.c (revision b717da4cab43200f0ddc6f31aaf62d2e72f1e846)
1 /*   $NetBSD: echo_wchar.c,v 1.3 2018/11/22 22:16:45 uwe Exp $ */
2 
3 /*
4  * Copyright (c) 2005 The NetBSD Foundation Inc.
5  * All rights reserved.
6  *
7  * This code is derived from code donated to the NetBSD Foundation
8  * by Ruibiao Qiu <ruibiao@arl.wustl.edu,ruibiao@gmail.com>.
9  *
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *	notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *	notice, this list of conditions and the following disclaimer in the
18  *	documentation and/or other materials provided with the distribution.
19  * 3. Neither the name of the NetBSD Foundation nor the names of its
20  *	contributors may be used to endorse or promote products derived
21  *	from this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
24  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
25  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  */
36 
37 #include <sys/cdefs.h>
38 #ifndef lint
39 __RCSID("$NetBSD: echo_wchar.c,v 1.3 2018/11/22 22:16:45 uwe Exp $");
40 #endif						  /* not lint */
41 
42 #include "curses.h"
43 #include "curses_private.h"
44 
45 /*
46  * echo_wchar --
47  *	Echo wide character and attributes on stdscr and refresh stdscr.
48  */
49 int
echo_wchar(const cchar_t * wch)50 echo_wchar(const cchar_t *wch)
51 {
52 	return wecho_wchar(stdscr, wch);
53 }
54 
55 /*
56  * echo_wchar --
57  *	Echo wide character and attributes on "win" and refresh "win".
58  */
59 int
wecho_wchar(WINDOW * win,const cchar_t * wch)60 wecho_wchar(WINDOW *win, const cchar_t *wch)
61 {
62 	int retval;
63 
64 	retval = wadd_wch(win, wch);
65 	if (retval == OK)
66 		 retval = wrefresh(win);
67 	return retval;
68 }
69 
70 /*
71  * pecho_wchar --
72  *	Echo character and attributes on "pad" and refresh "pad" at
73  *	its previous position on the screen.
74  */
75 int
pecho_wchar(WINDOW * pad,const cchar_t * wch)76 pecho_wchar(WINDOW *pad, const cchar_t *wch)
77 {
78 	int retval;
79 
80 	retval = wadd_wch(pad, wch);
81 	if (retval == OK)
82 		 retval = prefresh(pad, pad->pbegy, pad->pbegx,
83 			pad->sbegy, pad->sbegx, pad->smaxy, pad->smaxx);
84 	return retval;
85 }
86