1 #include "../util.h"
2 #include <signal.h>
3 #include <stdbool.h>
4 #include <string.h>
5 #include <sys/ttydefaults.h>
6 
7 #include "../cache.h"
8 #include "../debug.h"
9 #include "browser.h"
10 #include "keysyms.h"
11 #include "helpline.h"
12 #include "ui.h"
13 #include "util.h"
14 #include "libslang.h"
15 
ui_browser__argv_write(struct ui_browser * browser,void * entry,int row)16 static void ui_browser__argv_write(struct ui_browser *browser,
17 				   void *entry, int row)
18 {
19 	char **arg = entry;
20 	bool current_entry = ui_browser__is_current_entry(browser, row);
21 
22 	ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
23 						       HE_COLORSET_NORMAL);
24 	slsmg_write_nstring(*arg, browser->width);
25 }
26 
popup_menu__run(struct ui_browser * menu)27 static int popup_menu__run(struct ui_browser *menu)
28 {
29 	int key;
30 
31 	if (ui_browser__show(menu, " ", "ESC: exit, ENTER|->: Select option") < 0)
32 		return -1;
33 
34 	while (1) {
35 		key = ui_browser__run(menu, 0);
36 
37 		switch (key) {
38 		case K_RIGHT:
39 		case K_ENTER:
40 			key = menu->index;
41 			break;
42 		case K_LEFT:
43 		case K_ESC:
44 		case 'q':
45 		case CTRL('c'):
46 			key = -1;
47 			break;
48 		default:
49 			continue;
50 		}
51 
52 		break;
53 	}
54 
55 	ui_browser__hide(menu);
56 	return key;
57 }
58 
ui__popup_menu(int argc,char * const argv[])59 int ui__popup_menu(int argc, char * const argv[])
60 {
61 	struct ui_browser menu = {
62 		.entries    = (void *)argv,
63 		.refresh    = ui_browser__argv_refresh,
64 		.seek	    = ui_browser__argv_seek,
65 		.write	    = ui_browser__argv_write,
66 		.nr_entries = argc,
67 	};
68 
69 	return popup_menu__run(&menu);
70 }
71 
ui__question_window(const char * title,const char * text,const char * exit_msg,int delay_secs)72 int ui__question_window(const char *title, const char *text,
73 			const char *exit_msg, int delay_secs)
74 {
75 	int x, y;
76 	int max_len = 0, nr_lines = 0;
77 	const char *t;
78 
79 	t = text;
80 	while (1) {
81 		const char *sep = strchr(t, '\n');
82 		int len;
83 
84 		if (sep == NULL)
85 			sep = strchr(t, '\0');
86 		len = sep - t;
87 		if (max_len < len)
88 			max_len = len;
89 		++nr_lines;
90 		if (*sep == '\0')
91 			break;
92 		t = sep + 1;
93 	}
94 
95 	max_len += 2;
96 	nr_lines += 4;
97 	y = SLtt_Screen_Rows / 2 - nr_lines / 2,
98 	x = SLtt_Screen_Cols / 2 - max_len / 2;
99 
100 	SLsmg_set_color(0);
101 	SLsmg_draw_box(y, x++, nr_lines, max_len);
102 	if (title) {
103 		SLsmg_gotorc(y, x + 1);
104 		SLsmg_write_string((char *)title);
105 	}
106 	SLsmg_gotorc(++y, x);
107 	nr_lines -= 2;
108 	max_len -= 2;
109 	SLsmg_write_wrapped_string((unsigned char *)text, y, x,
110 				   nr_lines, max_len, 1);
111 	SLsmg_gotorc(y + nr_lines - 2, x);
112 	SLsmg_write_nstring((char *)" ", max_len);
113 	SLsmg_gotorc(y + nr_lines - 1, x);
114 	SLsmg_write_nstring((char *)exit_msg, max_len);
115 	SLsmg_refresh();
116 	return ui__getch(delay_secs);
117 }
118 
ui__help_window(const char * text)119 int ui__help_window(const char *text)
120 {
121 	return ui__question_window("Help", text, "Press any key...", 0);
122 }
123 
ui__dialog_yesno(const char * msg)124 int ui__dialog_yesno(const char *msg)
125 {
126 	return ui__question_window(NULL, msg, "Enter: Yes, ESC: No", 0);
127 }
128 
__ui__warning(const char * title,const char * format,va_list args)129 int __ui__warning(const char *title, const char *format, va_list args)
130 {
131 	char *s;
132 
133 	if (use_browser > 0 && vasprintf(&s, format, args) > 0) {
134 		int key;
135 
136 		pthread_mutex_lock(&ui__lock);
137 		key = ui__question_window(title, s, "Press any key...", 0);
138 		pthread_mutex_unlock(&ui__lock);
139 		free(s);
140 		return key;
141 	}
142 
143 	fprintf(stderr, "%s:\n", title);
144 	vfprintf(stderr, format, args);
145 	return K_ESC;
146 }
147 
ui__warning(const char * format,...)148 int ui__warning(const char *format, ...)
149 {
150 	int key;
151 	va_list args;
152 
153 	va_start(args, format);
154 	key = __ui__warning("Warning", format, args);
155 	va_end(args);
156 	return key;
157 }
158 
ui__error(const char * format,...)159 int ui__error(const char *format, ...)
160 {
161 	int key;
162 	va_list args;
163 
164 	va_start(args, format);
165 	key = __ui__warning("Error", format, args);
166 	va_end(args);
167 	return key;
168 }
169