xref: /freebsd/contrib/bsddialog/examples_library/theme.c (revision 783d3ff6d7fae619db8a7990b8a6387de0c677b5)
1 /*-
2  * SPDX-License-Identifier: CC0-1.0
3  *
4  * Written in 2021 by Alfonso Sabato Siciliano.
5  * To the extent possible under law, the author has dedicated all copyright
6  * and related and neighboring rights to this software to the public domain
7  * worldwide. This software is distributed without any warranty, see:
8  *   <http://creativecommons.org/publicdomain/zero/1.0/>.
9  */
10 
11 #include <bsddialog.h>
12 #include <bsddialog_theme.h>
13 #include <stdio.h>
14 
15 int main()
16 {
17 	int output, focusitem;
18 	struct bsddialog_conf conf;
19 	enum bsddialog_default_theme theme;
20 	struct bsddialog_menuitem items[4] = {
21 		{"", false, 0, "Flat", "default flat theme",
22 		    "enum bsddialog_default_theme BSDDIALOG_THEME_FLAT" },
23 		{"", false, 0, "3D", "pseudo 3D theme",
24 		    "enum bsddialog_default_theme BSDDIALOG_THEME_3D" },
25 		{"", false, 0, "BlackWhite","black and white theme",
26 		    "enum bsddialog_default_theme BSDDIALOG_THEME_BLACKWHITE" },
27 		{"", false, 0, "Quit", "Exit", "Quit, Cancel or ESC to exit" }
28 	};
29 
30 	if (bsddialog_init() == BSDDIALOG_ERROR) {
31 		printf("Error: %s\n", bsddialog_geterror());
32 		return (1);
33 	}
34 	bsddialog_initconf(&conf);
35 	conf.ascii_lines = true;
36 	bsddialog_backtitle(&conf, "Theme Example");
37 	bsddialog_initconf(&conf);
38 	conf.key.enable_esc = true;
39 	conf.title = " Theme ";
40 	focusitem = -1;
41 	while (true) {
42 		output = bsddialog_menu(&conf, "Choose theme", 15, 45, 4, 4,
43 		    items, &focusitem);
44 
45 		if (output != BSDDIALOG_OK || items[3].on)
46 			break;
47 
48 		if (items[0].on) {
49 			theme = BSDDIALOG_THEME_FLAT;
50 			focusitem = 0;
51 		} else if (items[1].on) {
52 			theme = BSDDIALOG_THEME_3D;
53 			focusitem = 1;
54 		} else if (items[2].on) {
55 			theme = BSDDIALOG_THEME_BLACKWHITE;
56 			focusitem = 2;
57 		}
58 		bsddialog_set_default_theme(theme);
59 	}
60 
61 	bsddialog_end();
62 
63 	return (0);
64 }