1 /****************************************************************************
2 * Copyright 2020,2020,2022 Thomas E. Dickey *
3 * Copyright 2003-2012,2014 Free Software Foundation, Inc. *
4 * *
5 * Permission is hereby granted, free of charge, to any person obtaining a *
6 * copy of this software and associated documentation files (the *
7 * "Software"), to deal in the Software without restriction, including *
8 * without limitation the rights to use, copy, modify, merge, publish, *
9 * distribute, distribute with modifications, sublicense, and/or sell *
10 * copies of the Software, and to permit persons to whom the Software is *
11 * furnished to do so, subject to the following conditions: *
12 * *
13 * The above copyright notice and this permission notice shall be included *
14 * in all copies or substantial portions of the Software. *
15 * *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * *
24 * Except as contained in this notice, the name(s) of the above copyright *
25 * holders shall not be used in advertising or otherwise to promote the *
26 * sale, use or other dealings in this Software without prior written *
27 * authorization. *
28 ****************************************************************************/
29 /*
30 * $Id: color_set.c,v 1.12 2022/12/10 23:36:59 tom Exp $
31 */
32
33 #include <test.priv.h>
34
35 #if HAVE_COLOR_SET
36
37 #define SHOW(n) ((n) == ERR ? "ERR" : "OK")
38
39 static void
usage(int ok)40 usage(int ok)
41 {
42 static const char *msg[] =
43 {
44 "Usage: color_set [options]"
45 ,""
46 ,USAGE_COMMON
47 };
48 size_t n;
49
50 for (n = 0; n < SIZEOF(msg); n++)
51 fprintf(stderr, "%s\n", msg[n]);
52
53 ExitProgram(ok ? EXIT_SUCCESS : EXIT_FAILURE);
54 }
55 /* *INDENT-OFF* */
VERSION_COMMON()56 VERSION_COMMON()
57 /* *INDENT-ON* */
58
59 int
60 main(int argc, char *argv[])
61 {
62 NCURSES_COLOR_T f, b;
63 int ch;
64
65 while ((ch = getopt(argc, argv, OPTS_COMMON)) != -1) {
66 switch (ch) {
67 case OPTS_VERSION:
68 show_version(argv);
69 ExitProgram(EXIT_SUCCESS);
70 default:
71 usage(ch == OPTS_USAGE);
72 /* NOTREACHED */
73 }
74 }
75 if (optind < argc)
76 usage(FALSE);
77
78 setlocale(LC_ALL, "");
79 initscr();
80 cbreak();
81 noecho();
82
83 if (has_colors()) {
84 int i;
85
86 start_color();
87
88 (void) pair_content(0, &f, &b);
89 printw("pair 0 contains (%d,%d)\n", (int) f, (int) b);
90 getch();
91
92 printw("Initializing pair 1 to red/black\n");
93 init_pair(1, COLOR_RED, COLOR_BLACK);
94 i = color_set(1, NULL);
95 printw("RED/BLACK (%s)\n", SHOW(i));
96 getch();
97
98 printw("Initializing pair 2 to white/blue\n");
99 init_pair(2, COLOR_WHITE, COLOR_BLUE);
100 i = color_set(2, NULL);
101 printw("WHITE/BLUE (%s)\n", SHOW(i));
102 getch();
103
104 printw("Resetting colors to pair 0\n");
105 i = color_set(0, NULL);
106 printw("Default Colors (%s)\n", SHOW(i));
107 getch();
108
109 printw("Resetting colors to pair 1\n");
110 i = color_set(1, NULL);
111 printw("RED/BLACK (%s)\n", SHOW(i));
112 getch();
113
114 } else {
115 printw("This demo requires a color terminal");
116 getch();
117 }
118 endwin();
119
120 ExitProgram(EXIT_SUCCESS);
121 }
122 #else
123 int
main(void)124 main(void)
125 {
126 printf("This program requires the curses color_set function\n");
127 ExitProgram(EXIT_FAILURE);
128 }
129 #endif
130