1/*   $NetBSD: add_wch.c,v 1.2 2007/05/28 15:01:53 blymn 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: add_wch.c,v 1.2 2007/05/28 15:01:53 blymn Exp $");
40#endif /* not lint */
41
42#include <stdlib.h>
43#include "curses.h"
44#include "curses_private.h"
45#ifdef DEBUG
46#include <assert.h>
47#endif
48
49/*
50 * add_wch --
51 *	Add the wide character to the current position in stdscr.
52 *
53 */
54int
55add_wch(const cchar_t *wch)
56{
57#ifndef HAVE_WCHAR
58	return ERR;
59#else
60	return wadd_wch(stdscr, wch);
61#endif /* HAVE_WCHAR */
62}
63
64
65/*
66 * mvadd_wch --
67 *      Add the wide character to stdscr at the given location.
68 */
69int
70mvadd_wch(int y, int x, const cchar_t *wch)
71{
72#ifndef HAVE_WCHAR
73	return ERR;
74#else
75	return mvwadd_wch(stdscr, y, x, wch);
76#endif /* HAVE_WCHAR */
77}
78
79
80/*
81 * mvwadd_wch --
82 *      Add the character to the given window at the given location.
83 */
84int
85mvwadd_wch(WINDOW *win, int y, int x, const cchar_t *wch)
86{
87#ifndef HAVE_WCHAR
88	return ERR;
89#else
90	if (wmove(win, y, x) == ERR)
91		return ERR;
92
93	return wadd_wch(win, wch);
94#endif /* HAVE_WCHAR */
95}
96
97
98/*
99 * wadd_wch --
100 *	Add the wide character to the current position in the
101 *	given window.
102 *
103 */
104int
105wadd_wch(WINDOW *win, const cchar_t *wch)
106{
107#ifndef HAVE_WCHAR
108	return ERR;
109#else
110	int x = win->curx, y = win->cury;
111	__LINE *lnp = NULL;
112
113#ifdef DEBUG
114	int i;
115
116	for (i = 0; i < win->maxy; i++) {
117		assert(win->alines[i]->sentinel == SENTINEL_VALUE);
118	}
119	__CTRACE(__CTRACE_INPUT, "wadd_wch: win(%p)", win);
120#endif
121	lnp = win->alines[y];
122	return _cursesi_addwchar(win, &lnp, &y, &x, wch);
123#endif /* HAVE_WCHAR */
124}
125