blob: b9794d6185afb5dddecce00015938979e52281dd [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001// SPDX-License-Identifier: GPL-2.0
Namhyung Kimba47a142012-05-29 13:22:58 +09002#include "../../util/util.h"
3#include <signal.h>
4#include <stdbool.h>
5#include <string.h>
6#include <sys/ttydefaults.h>
7
8#include "../../util/cache.h"
9#include "../../util/debug.h"
10#include "../browser.h"
11#include "../keysyms.h"
12#include "../helpline.h"
13#include "../ui.h"
14#include "../util.h"
15#include "../libslang.h"
16
17static void ui_browser__argv_write(struct ui_browser *browser,
18 void *entry, int row)
19{
20 char **arg = entry;
21 bool current_entry = ui_browser__is_current_entry(browser, row);
22
23 ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
24 HE_COLORSET_NORMAL);
Arnaldo Carvalho de Melo26270a02015-08-11 12:24:27 -030025 ui_browser__write_nstring(browser, *arg, browser->width);
Namhyung Kimba47a142012-05-29 13:22:58 +090026}
27
28static int popup_menu__run(struct ui_browser *menu)
29{
30 int key;
31
32 if (ui_browser__show(menu, " ", "ESC: exit, ENTER|->: Select option") < 0)
33 return -1;
34
35 while (1) {
36 key = ui_browser__run(menu, 0);
37
38 switch (key) {
39 case K_RIGHT:
40 case K_ENTER:
41 key = menu->index;
42 break;
43 case K_LEFT:
44 case K_ESC:
45 case 'q':
46 case CTRL('c'):
47 key = -1;
48 break;
49 default:
50 continue;
51 }
52
53 break;
54 }
55
56 ui_browser__hide(menu);
57 return key;
58}
59
60int ui__popup_menu(int argc, char * const argv[])
61{
62 struct ui_browser menu = {
63 .entries = (void *)argv,
64 .refresh = ui_browser__argv_refresh,
65 .seek = ui_browser__argv_seek,
66 .write = ui_browser__argv_write,
67 .nr_entries = argc,
68 };
69
70 return popup_menu__run(&menu);
71}
72
73int ui_browser__input_window(const char *title, const char *text, char *input,
74 const char *exit_msg, int delay_secs)
75{
76 int x, y, len, key;
77 int max_len = 60, nr_lines = 0;
78 static char buf[50];
79 const char *t;
80
81 t = text;
82 while (1) {
83 const char *sep = strchr(t, '\n');
84
85 if (sep == NULL)
86 sep = strchr(t, '\0');
87 len = sep - t;
88 if (max_len < len)
89 max_len = len;
90 ++nr_lines;
91 if (*sep == '\0')
92 break;
93 t = sep + 1;
94 }
95
Namhyung Kim5c743cf2013-12-26 14:37:57 +090096 pthread_mutex_lock(&ui__lock);
97
Namhyung Kimba47a142012-05-29 13:22:58 +090098 max_len += 2;
99 nr_lines += 8;
100 y = SLtt_Screen_Rows / 2 - nr_lines / 2;
101 x = SLtt_Screen_Cols / 2 - max_len / 2;
102
103 SLsmg_set_color(0);
104 SLsmg_draw_box(y, x++, nr_lines, max_len);
105 if (title) {
106 SLsmg_gotorc(y, x + 1);
107 SLsmg_write_string((char *)title);
108 }
109 SLsmg_gotorc(++y, x);
110 nr_lines -= 7;
111 max_len -= 2;
112 SLsmg_write_wrapped_string((unsigned char *)text, y, x,
113 nr_lines, max_len, 1);
114 y += nr_lines;
115 len = 5;
116 while (len--) {
117 SLsmg_gotorc(y + len - 1, x);
118 SLsmg_write_nstring((char *)" ", max_len);
119 }
120 SLsmg_draw_box(y++, x + 1, 3, max_len - 2);
121
122 SLsmg_gotorc(y + 3, x);
123 SLsmg_write_nstring((char *)exit_msg, max_len);
124 SLsmg_refresh();
125
Namhyung Kim5c743cf2013-12-26 14:37:57 +0900126 pthread_mutex_unlock(&ui__lock);
127
Namhyung Kimba47a142012-05-29 13:22:58 +0900128 x += 2;
129 len = 0;
130 key = ui__getch(delay_secs);
131 while (key != K_TIMER && key != K_ENTER && key != K_ESC) {
Namhyung Kim5c743cf2013-12-26 14:37:57 +0900132 pthread_mutex_lock(&ui__lock);
133
Namhyung Kimba47a142012-05-29 13:22:58 +0900134 if (key == K_BKSPC) {
Namhyung Kim5c743cf2013-12-26 14:37:57 +0900135 if (len == 0) {
136 pthread_mutex_unlock(&ui__lock);
Namhyung Kimba47a142012-05-29 13:22:58 +0900137 goto next_key;
Namhyung Kim5c743cf2013-12-26 14:37:57 +0900138 }
Namhyung Kimba47a142012-05-29 13:22:58 +0900139 SLsmg_gotorc(y, x + --len);
140 SLsmg_write_char(' ');
141 } else {
142 buf[len] = key;
143 SLsmg_gotorc(y, x + len++);
144 SLsmg_write_char(key);
145 }
146 SLsmg_refresh();
147
Namhyung Kim5c743cf2013-12-26 14:37:57 +0900148 pthread_mutex_unlock(&ui__lock);
149
Namhyung Kimba47a142012-05-29 13:22:58 +0900150 /* XXX more graceful overflow handling needed */
151 if (len == sizeof(buf) - 1) {
152 ui_helpline__push("maximum size of symbol name reached!");
153 key = K_ENTER;
154 break;
155 }
156next_key:
157 key = ui__getch(delay_secs);
158 }
159
160 buf[len] = '\0';
161 strncpy(input, buf, len+1);
162 return key;
163}
164
165int ui__question_window(const char *title, const char *text,
166 const char *exit_msg, int delay_secs)
167{
168 int x, y;
169 int max_len = 0, nr_lines = 0;
170 const char *t;
171
172 t = text;
173 while (1) {
174 const char *sep = strchr(t, '\n');
175 int len;
176
177 if (sep == NULL)
178 sep = strchr(t, '\0');
179 len = sep - t;
180 if (max_len < len)
181 max_len = len;
182 ++nr_lines;
183 if (*sep == '\0')
184 break;
185 t = sep + 1;
186 }
187
Namhyung Kim5c743cf2013-12-26 14:37:57 +0900188 pthread_mutex_lock(&ui__lock);
189
Namhyung Kimba47a142012-05-29 13:22:58 +0900190 max_len += 2;
191 nr_lines += 4;
192 y = SLtt_Screen_Rows / 2 - nr_lines / 2,
193 x = SLtt_Screen_Cols / 2 - max_len / 2;
194
195 SLsmg_set_color(0);
196 SLsmg_draw_box(y, x++, nr_lines, max_len);
197 if (title) {
198 SLsmg_gotorc(y, x + 1);
199 SLsmg_write_string((char *)title);
200 }
201 SLsmg_gotorc(++y, x);
202 nr_lines -= 2;
203 max_len -= 2;
204 SLsmg_write_wrapped_string((unsigned char *)text, y, x,
205 nr_lines, max_len, 1);
206 SLsmg_gotorc(y + nr_lines - 2, x);
207 SLsmg_write_nstring((char *)" ", max_len);
208 SLsmg_gotorc(y + nr_lines - 1, x);
209 SLsmg_write_nstring((char *)exit_msg, max_len);
210 SLsmg_refresh();
Namhyung Kim5c743cf2013-12-26 14:37:57 +0900211
212 pthread_mutex_unlock(&ui__lock);
213
Namhyung Kimba47a142012-05-29 13:22:58 +0900214 return ui__getch(delay_secs);
215}
216
217int ui__help_window(const char *text)
218{
219 return ui__question_window("Help", text, "Press any key...", 0);
220}
221
222int ui__dialog_yesno(const char *msg)
223{
224 return ui__question_window(NULL, msg, "Enter: Yes, ESC: No", 0);
225}
226
227static int __ui__warning(const char *title, const char *format, va_list args)
228{
229 char *s;
230
231 if (vasprintf(&s, format, args) > 0) {
232 int key;
233
Namhyung Kimba47a142012-05-29 13:22:58 +0900234 key = ui__question_window(title, s, "Press any key...", 0);
Namhyung Kimba47a142012-05-29 13:22:58 +0900235 free(s);
236 return key;
237 }
238
239 fprintf(stderr, "%s\n", title);
240 vfprintf(stderr, format, args);
241 return K_ESC;
242}
243
244static int perf_tui__error(const char *format, va_list args)
245{
246 return __ui__warning("Error:", format, args);
247}
248
249static int perf_tui__warning(const char *format, va_list args)
250{
251 return __ui__warning("Warning:", format, args);
252}
253
254struct perf_error_ops perf_tui_eops = {
255 .error = perf_tui__error,
256 .warning = perf_tui__warning,
257};