1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
/* $NetBSD: attributes.c,v 1.8 2000/05/11 22:44:45 jdc Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Julian Coleman.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: attributes.c,v 1.8 2000/05/11 22:44:45 jdc Exp $");
#endif /* not lint */
#include "curses.h"
#include "curses_private.h"
#ifndef _CURSES_USE_MACROS
/*
* attron --
* Test and set attributes on stdscr
*/
int
attron(int attr)
{
return wattron(stdscr, attr);
}
/*
* attroff --
* Test and unset attributes on stdscr.
*/
int
attroff(int attr)
{
return wattroff(stdscr, attr);
}
/*
* attrset --
* Set specific attribute modes.
* Unset others. On stdscr.
*/
int
attrset(int attr)
{
return wattrset(stdscr, attr);
}
#endif
/*
* wattron --
* Test and set attributes.
*
* Modes are blinking, bold (extra bright), dim (half-bright),
* blanking (invisible), protected and reverse video
*/
int
wattron(WINDOW *win, int attr)
{
#ifdef DEBUG
__CTRACE ("wattron: win %0.2o, attr %08x\n", win, attr);
#endif
/* If can enter modes, set the relevent attribute bits. */
if (ME != NULL) {
if ((attr_t) attr & __BLINK && MB != NULL)
win->wattr |= __BLINK;
if ((attr_t) attr & __BOLD && MD != NULL)
win->wattr |= __BOLD;
if ((attr_t) attr & __DIM && MH != NULL)
win->wattr |= __DIM;
if ((attr_t) attr & __BLANK && MK != NULL)
win->wattr |= __BLANK;
if ((attr_t) attr & __PROTECT && MP != NULL)
win->wattr |= __PROTECT;
if ((attr_t) attr & __REVERSE && MR != NULL)
win->wattr |= __REVERSE;
}
if ((attr_t) attr & __STANDOUT)
wstandout(win);
if ((attr_t) attr & __UNDERSCORE)
wunderscore(win);
/* Check for conflict with color. */
if (win->wattr & __nca)
win->wattr &= ~__COLOR;
if ((attr_t) attr & __COLOR) {
/* If another color pair is set, turn that off first. */
win->wattr &= ~__COLOR;
/* If can do color video, set the color pair bits. */
if (cO != NULL) {
win->wattr |= attr & __COLOR;
win->wattr &= ~__nca;
}
}
return (OK);
}
/*
* wattroff --
* Test and unset attributes.
*
* Note that the 'me' sequence unsets all attributes. We handle
* which attributes should really be set in refresh.c:makech().
*/
int
wattroff(WINDOW *win, int attr)
{
#ifdef DEBUG
__CTRACE ("wattroff: win %0.2o, attr %08x\n", win, attr);
#endif
/* If can do exit modes, unset the relevent attribute bits. */
if (ME != NULL) {
if ((attr_t) attr & __BLINK)
win->wattr &= ~__BLINK;
if ((attr_t) attr & __BOLD)
win->wattr &= ~__BOLD;
if ((attr_t) attr & __DIM)
win->wattr &= ~__DIM;
if ((attr_t) attr & __BLANK)
win->wattr &= ~__BLANK;
if ((attr_t) attr & __PROTECT)
win->wattr &= ~__PROTECT;
if ((attr_t) attr & __REVERSE)
win->wattr &= ~__REVERSE;
}
if ((attr_t) attr & __STANDOUT)
wstandend(win);
if ((attr_t) attr & __UNDERSCORE)
wunderend(win);
if ((attr_t) attr & __COLOR) {
if (cO != NULL)
win->wattr &= ~__COLOR;
}
return (OK);
}
/*
* wattrset --
* Set specific attribute modes.
* Unset others.
*/
int
wattrset(WINDOW *win, int attr)
{
#ifdef DEBUG
__CTRACE ("wattrset: win %0.2o, attr %08x\n", win, attr);
#endif
wattron(win, attr);
wattroff(win, (~attr & ~__COLOR) | ((attr & __COLOR) ? 0 : __COLOR));
return (OK);
}
/*
* getattrs --
* Get window attributes.
*/
chtype
getattrs(WINDOW *win)
{
#ifdef DEBUG
__CTRACE ("getattrs: win %0.2o\n", win);
#endif
return((chtype) win->wattr);
}
|