Root/
1 | /* |
2 | * util.c |
3 | * |
4 | * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) |
5 | * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) |
6 | * |
7 | * This program is free software; you can redistribute it and/or |
8 | * modify it under the terms of the GNU General Public License |
9 | * as published by the Free Software Foundation; either version 2 |
10 | * of the License, or (at your option) any later version. |
11 | * |
12 | * This program is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * GNU General Public License for more details. |
16 | * |
17 | * You should have received a copy of the GNU General Public License |
18 | * along with this program; if not, write to the Free Software |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | */ |
21 | |
22 | #include <stdarg.h> |
23 | |
24 | #include "dialog.h" |
25 | |
26 | struct dialog_info dlg; |
27 | |
28 | static void set_mono_theme(void) |
29 | { |
30 | dlg.screen.atr = A_NORMAL; |
31 | dlg.shadow.atr = A_NORMAL; |
32 | dlg.dialog.atr = A_NORMAL; |
33 | dlg.title.atr = A_BOLD; |
34 | dlg.border.atr = A_NORMAL; |
35 | dlg.button_active.atr = A_REVERSE; |
36 | dlg.button_inactive.atr = A_DIM; |
37 | dlg.button_key_active.atr = A_REVERSE; |
38 | dlg.button_key_inactive.atr = A_BOLD; |
39 | dlg.button_label_active.atr = A_REVERSE; |
40 | dlg.button_label_inactive.atr = A_NORMAL; |
41 | dlg.inputbox.atr = A_NORMAL; |
42 | dlg.inputbox_border.atr = A_NORMAL; |
43 | dlg.searchbox.atr = A_NORMAL; |
44 | dlg.searchbox_title.atr = A_BOLD; |
45 | dlg.searchbox_border.atr = A_NORMAL; |
46 | dlg.position_indicator.atr = A_BOLD; |
47 | dlg.menubox.atr = A_NORMAL; |
48 | dlg.menubox_border.atr = A_NORMAL; |
49 | dlg.item.atr = A_NORMAL; |
50 | dlg.item_selected.atr = A_REVERSE; |
51 | dlg.tag.atr = A_BOLD; |
52 | dlg.tag_selected.atr = A_REVERSE; |
53 | dlg.tag_key.atr = A_BOLD; |
54 | dlg.tag_key_selected.atr = A_REVERSE; |
55 | dlg.check.atr = A_BOLD; |
56 | dlg.check_selected.atr = A_REVERSE; |
57 | dlg.uarrow.atr = A_BOLD; |
58 | dlg.darrow.atr = A_BOLD; |
59 | } |
60 | |
61 | #define DLG_COLOR(dialog, f, b, h) \ |
62 | do { \ |
63 | dlg.dialog.fg = (f); \ |
64 | dlg.dialog.bg = (b); \ |
65 | dlg.dialog.hl = (h); \ |
66 | } while (0) |
67 | |
68 | static void set_classic_theme(void) |
69 | { |
70 | DLG_COLOR(screen, COLOR_CYAN, COLOR_BLUE, true); |
71 | DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, true); |
72 | DLG_COLOR(dialog, COLOR_BLACK, COLOR_WHITE, false); |
73 | DLG_COLOR(title, COLOR_YELLOW, COLOR_WHITE, true); |
74 | DLG_COLOR(border, COLOR_WHITE, COLOR_WHITE, true); |
75 | DLG_COLOR(button_active, COLOR_WHITE, COLOR_BLUE, true); |
76 | DLG_COLOR(button_inactive, COLOR_BLACK, COLOR_WHITE, false); |
77 | DLG_COLOR(button_key_active, COLOR_WHITE, COLOR_BLUE, true); |
78 | DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_WHITE, false); |
79 | DLG_COLOR(button_label_active, COLOR_YELLOW, COLOR_BLUE, true); |
80 | DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_WHITE, true); |
81 | DLG_COLOR(inputbox, COLOR_BLACK, COLOR_WHITE, false); |
82 | DLG_COLOR(inputbox_border, COLOR_BLACK, COLOR_WHITE, false); |
83 | DLG_COLOR(searchbox, COLOR_BLACK, COLOR_WHITE, false); |
84 | DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_WHITE, true); |
85 | DLG_COLOR(searchbox_border, COLOR_WHITE, COLOR_WHITE, true); |
86 | DLG_COLOR(position_indicator, COLOR_YELLOW, COLOR_WHITE, true); |
87 | DLG_COLOR(menubox, COLOR_BLACK, COLOR_WHITE, false); |
88 | DLG_COLOR(menubox_border, COLOR_WHITE, COLOR_WHITE, true); |
89 | DLG_COLOR(item, COLOR_BLACK, COLOR_WHITE, false); |
90 | DLG_COLOR(item_selected, COLOR_WHITE, COLOR_BLUE, true); |
91 | DLG_COLOR(tag, COLOR_YELLOW, COLOR_WHITE, true); |
92 | DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_BLUE, true); |
93 | DLG_COLOR(tag_key, COLOR_YELLOW, COLOR_WHITE, true); |
94 | DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_BLUE, true); |
95 | DLG_COLOR(check, COLOR_BLACK, COLOR_WHITE, false); |
96 | DLG_COLOR(check_selected, COLOR_WHITE, COLOR_BLUE, true); |
97 | DLG_COLOR(uarrow, COLOR_GREEN, COLOR_WHITE, true); |
98 | DLG_COLOR(darrow, COLOR_GREEN, COLOR_WHITE, true); |
99 | } |
100 | |
101 | static void set_blackbg_theme(void) |
102 | { |
103 | DLG_COLOR(screen, COLOR_RED, COLOR_BLACK, true); |
104 | DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, false); |
105 | DLG_COLOR(dialog, COLOR_WHITE, COLOR_BLACK, false); |
106 | DLG_COLOR(title, COLOR_RED, COLOR_BLACK, false); |
107 | DLG_COLOR(border, COLOR_BLACK, COLOR_BLACK, true); |
108 | |
109 | DLG_COLOR(button_active, COLOR_YELLOW, COLOR_RED, false); |
110 | DLG_COLOR(button_inactive, COLOR_YELLOW, COLOR_BLACK, false); |
111 | DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_RED, true); |
112 | DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_BLACK, false); |
113 | DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_RED, false); |
114 | DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_BLACK, true); |
115 | |
116 | DLG_COLOR(inputbox, COLOR_YELLOW, COLOR_BLACK, false); |
117 | DLG_COLOR(inputbox_border, COLOR_YELLOW, COLOR_BLACK, false); |
118 | |
119 | DLG_COLOR(searchbox, COLOR_YELLOW, COLOR_BLACK, false); |
120 | DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_BLACK, true); |
121 | DLG_COLOR(searchbox_border, COLOR_BLACK, COLOR_BLACK, true); |
122 | |
123 | DLG_COLOR(position_indicator, COLOR_RED, COLOR_BLACK, false); |
124 | |
125 | DLG_COLOR(menubox, COLOR_YELLOW, COLOR_BLACK, false); |
126 | DLG_COLOR(menubox_border, COLOR_BLACK, COLOR_BLACK, true); |
127 | |
128 | DLG_COLOR(item, COLOR_WHITE, COLOR_BLACK, false); |
129 | DLG_COLOR(item_selected, COLOR_WHITE, COLOR_RED, false); |
130 | |
131 | DLG_COLOR(tag, COLOR_RED, COLOR_BLACK, false); |
132 | DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_RED, true); |
133 | DLG_COLOR(tag_key, COLOR_RED, COLOR_BLACK, false); |
134 | DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_RED, true); |
135 | |
136 | DLG_COLOR(check, COLOR_YELLOW, COLOR_BLACK, false); |
137 | DLG_COLOR(check_selected, COLOR_YELLOW, COLOR_RED, true); |
138 | |
139 | DLG_COLOR(uarrow, COLOR_RED, COLOR_BLACK, false); |
140 | DLG_COLOR(darrow, COLOR_RED, COLOR_BLACK, false); |
141 | } |
142 | |
143 | static void set_bluetitle_theme(void) |
144 | { |
145 | set_classic_theme(); |
146 | DLG_COLOR(title, COLOR_BLUE, COLOR_WHITE, true); |
147 | DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_BLUE, true); |
148 | DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_BLUE, true); |
149 | DLG_COLOR(searchbox_title, COLOR_BLUE, COLOR_WHITE, true); |
150 | DLG_COLOR(position_indicator, COLOR_BLUE, COLOR_WHITE, true); |
151 | DLG_COLOR(tag, COLOR_BLUE, COLOR_WHITE, true); |
152 | DLG_COLOR(tag_key, COLOR_BLUE, COLOR_WHITE, true); |
153 | |
154 | } |
155 | |
156 | /* |
157 | * Select color theme |
158 | */ |
159 | static int set_theme(const char *theme) |
160 | { |
161 | int use_color = 1; |
162 | if (!theme) |
163 | set_bluetitle_theme(); |
164 | else if (strcmp(theme, "classic") == 0) |
165 | set_classic_theme(); |
166 | else if (strcmp(theme, "bluetitle") == 0) |
167 | set_bluetitle_theme(); |
168 | else if (strcmp(theme, "blackbg") == 0) |
169 | set_blackbg_theme(); |
170 | else if (strcmp(theme, "mono") == 0) |
171 | use_color = 0; |
172 | |
173 | return use_color; |
174 | } |
175 | |
176 | static void init_one_color(struct dialog_color *color) |
177 | { |
178 | static int pair = 0; |
179 | |
180 | pair++; |
181 | init_pair(pair, color->fg, color->bg); |
182 | if (color->hl) |
183 | color->atr = A_BOLD | COLOR_PAIR(pair); |
184 | else |
185 | color->atr = COLOR_PAIR(pair); |
186 | } |
187 | |
188 | static void init_dialog_colors(void) |
189 | { |
190 | init_one_color(&dlg.screen); |
191 | init_one_color(&dlg.shadow); |
192 | init_one_color(&dlg.dialog); |
193 | init_one_color(&dlg.title); |
194 | init_one_color(&dlg.border); |
195 | init_one_color(&dlg.button_active); |
196 | init_one_color(&dlg.button_inactive); |
197 | init_one_color(&dlg.button_key_active); |
198 | init_one_color(&dlg.button_key_inactive); |
199 | init_one_color(&dlg.button_label_active); |
200 | init_one_color(&dlg.button_label_inactive); |
201 | init_one_color(&dlg.inputbox); |
202 | init_one_color(&dlg.inputbox_border); |
203 | init_one_color(&dlg.searchbox); |
204 | init_one_color(&dlg.searchbox_title); |
205 | init_one_color(&dlg.searchbox_border); |
206 | init_one_color(&dlg.position_indicator); |
207 | init_one_color(&dlg.menubox); |
208 | init_one_color(&dlg.menubox_border); |
209 | init_one_color(&dlg.item); |
210 | init_one_color(&dlg.item_selected); |
211 | init_one_color(&dlg.tag); |
212 | init_one_color(&dlg.tag_selected); |
213 | init_one_color(&dlg.tag_key); |
214 | init_one_color(&dlg.tag_key_selected); |
215 | init_one_color(&dlg.check); |
216 | init_one_color(&dlg.check_selected); |
217 | init_one_color(&dlg.uarrow); |
218 | init_one_color(&dlg.darrow); |
219 | } |
220 | |
221 | /* |
222 | * Setup for color display |
223 | */ |
224 | static void color_setup(const char *theme) |
225 | { |
226 | int use_color; |
227 | |
228 | use_color = set_theme(theme); |
229 | if (use_color && has_colors()) { |
230 | start_color(); |
231 | init_dialog_colors(); |
232 | } else |
233 | set_mono_theme(); |
234 | } |
235 | |
236 | /* |
237 | * Set window to attribute 'attr' |
238 | */ |
239 | void attr_clear(WINDOW * win, int height, int width, chtype attr) |
240 | { |
241 | int i, j; |
242 | |
243 | wattrset(win, attr); |
244 | for (i = 0; i < height; i++) { |
245 | wmove(win, i, 0); |
246 | for (j = 0; j < width; j++) |
247 | waddch(win, ' '); |
248 | } |
249 | touchwin(win); |
250 | } |
251 | |
252 | void dialog_clear(void) |
253 | { |
254 | attr_clear(stdscr, LINES, COLS, dlg.screen.atr); |
255 | /* Display background title if it exists ... - SLH */ |
256 | if (dlg.backtitle != NULL) { |
257 | int i; |
258 | |
259 | wattrset(stdscr, dlg.screen.atr); |
260 | mvwaddstr(stdscr, 0, 1, (char *)dlg.backtitle); |
261 | wmove(stdscr, 1, 1); |
262 | for (i = 1; i < COLS - 1; i++) |
263 | waddch(stdscr, ACS_HLINE); |
264 | } |
265 | wnoutrefresh(stdscr); |
266 | } |
267 | |
268 | /* |
269 | * Do some initialization for dialog |
270 | */ |
271 | int init_dialog(const char *backtitle) |
272 | { |
273 | int height, width; |
274 | |
275 | initscr(); /* Init curses */ |
276 | getmaxyx(stdscr, height, width); |
277 | if (height < 19 || width < 80) { |
278 | endwin(); |
279 | return -ERRDISPLAYTOOSMALL; |
280 | } |
281 | |
282 | dlg.backtitle = backtitle; |
283 | color_setup(getenv("MENUCONFIG_COLOR")); |
284 | |
285 | keypad(stdscr, TRUE); |
286 | cbreak(); |
287 | noecho(); |
288 | dialog_clear(); |
289 | |
290 | return 0; |
291 | } |
292 | |
293 | void set_dialog_backtitle(const char *backtitle) |
294 | { |
295 | dlg.backtitle = backtitle; |
296 | } |
297 | |
298 | /* |
299 | * End using dialog functions. |
300 | */ |
301 | void end_dialog(int x, int y) |
302 | { |
303 | /* move cursor back to original position */ |
304 | move(y, x); |
305 | refresh(); |
306 | endwin(); |
307 | } |
308 | |
309 | /* Print the title of the dialog. Center the title and truncate |
310 | * tile if wider than dialog (- 2 chars). |
311 | **/ |
312 | void print_title(WINDOW *dialog, const char *title, int width) |
313 | { |
314 | if (title) { |
315 | int tlen = MIN(width - 2, strlen(title)); |
316 | wattrset(dialog, dlg.title.atr); |
317 | mvwaddch(dialog, 0, (width - tlen) / 2 - 1, ' '); |
318 | mvwaddnstr(dialog, 0, (width - tlen)/2, title, tlen); |
319 | waddch(dialog, ' '); |
320 | } |
321 | } |
322 | |
323 | /* |
324 | * Print a string of text in a window, automatically wrap around to the |
325 | * next line if the string is too long to fit on one line. Newline |
326 | * characters '\n' are replaced by spaces. We start on a new line |
327 | * if there is no room for at least 4 nonblanks following a double-space. |
328 | */ |
329 | void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x) |
330 | { |
331 | int newl, cur_x, cur_y; |
332 | int i, prompt_len, room, wlen; |
333 | char tempstr[MAX_LEN + 1], *word, *sp, *sp2; |
334 | |
335 | strcpy(tempstr, prompt); |
336 | |
337 | prompt_len = strlen(tempstr); |
338 | |
339 | /* |
340 | * Remove newlines |
341 | */ |
342 | for (i = 0; i < prompt_len; i++) { |
343 | if (tempstr[i] == '\n') |
344 | tempstr[i] = ' '; |
345 | } |
346 | |
347 | if (prompt_len <= width - x * 2) { /* If prompt is short */ |
348 | wmove(win, y, (width - prompt_len) / 2); |
349 | waddstr(win, tempstr); |
350 | } else { |
351 | cur_x = x; |
352 | cur_y = y; |
353 | newl = 1; |
354 | word = tempstr; |
355 | while (word && *word) { |
356 | sp = strchr(word, ' '); |
357 | if (sp) |
358 | *sp++ = 0; |
359 | |
360 | /* Wrap to next line if either the word does not fit, |
361 | or it is the first word of a new sentence, and it is |
362 | short, and the next word does not fit. */ |
363 | room = width - cur_x; |
364 | wlen = strlen(word); |
365 | if (wlen > room || |
366 | (newl && wlen < 4 && sp |
367 | && wlen + 1 + strlen(sp) > room |
368 | && (!(sp2 = strchr(sp, ' ')) |
369 | || wlen + 1 + (sp2 - sp) > room))) { |
370 | cur_y++; |
371 | cur_x = x; |
372 | } |
373 | wmove(win, cur_y, cur_x); |
374 | waddstr(win, word); |
375 | getyx(win, cur_y, cur_x); |
376 | cur_x++; |
377 | if (sp && *sp == ' ') { |
378 | cur_x++; /* double space */ |
379 | while (*++sp == ' ') ; |
380 | newl = 1; |
381 | } else |
382 | newl = 0; |
383 | word = sp; |
384 | } |
385 | } |
386 | } |
387 | |
388 | /* |
389 | * Print a button |
390 | */ |
391 | void print_button(WINDOW * win, const char *label, int y, int x, int selected) |
392 | { |
393 | int i, temp; |
394 | |
395 | wmove(win, y, x); |
396 | wattrset(win, selected ? dlg.button_active.atr |
397 | : dlg.button_inactive.atr); |
398 | waddstr(win, "<"); |
399 | temp = strspn(label, " "); |
400 | label += temp; |
401 | wattrset(win, selected ? dlg.button_label_active.atr |
402 | : dlg.button_label_inactive.atr); |
403 | for (i = 0; i < temp; i++) |
404 | waddch(win, ' '); |
405 | wattrset(win, selected ? dlg.button_key_active.atr |
406 | : dlg.button_key_inactive.atr); |
407 | waddch(win, label[0]); |
408 | wattrset(win, selected ? dlg.button_label_active.atr |
409 | : dlg.button_label_inactive.atr); |
410 | waddstr(win, (char *)label + 1); |
411 | wattrset(win, selected ? dlg.button_active.atr |
412 | : dlg.button_inactive.atr); |
413 | waddstr(win, ">"); |
414 | wmove(win, y, x + temp + 1); |
415 | } |
416 | |
417 | /* |
418 | * Draw a rectangular box with line drawing characters |
419 | */ |
420 | void |
421 | draw_box(WINDOW * win, int y, int x, int height, int width, |
422 | chtype box, chtype border) |
423 | { |
424 | int i, j; |
425 | |
426 | wattrset(win, 0); |
427 | for (i = 0; i < height; i++) { |
428 | wmove(win, y + i, x); |
429 | for (j = 0; j < width; j++) |
430 | if (!i && !j) |
431 | waddch(win, border | ACS_ULCORNER); |
432 | else if (i == height - 1 && !j) |
433 | waddch(win, border | ACS_LLCORNER); |
434 | else if (!i && j == width - 1) |
435 | waddch(win, box | ACS_URCORNER); |
436 | else if (i == height - 1 && j == width - 1) |
437 | waddch(win, box | ACS_LRCORNER); |
438 | else if (!i) |
439 | waddch(win, border | ACS_HLINE); |
440 | else if (i == height - 1) |
441 | waddch(win, box | ACS_HLINE); |
442 | else if (!j) |
443 | waddch(win, border | ACS_VLINE); |
444 | else if (j == width - 1) |
445 | waddch(win, box | ACS_VLINE); |
446 | else |
447 | waddch(win, box | ' '); |
448 | } |
449 | } |
450 | |
451 | /* |
452 | * Draw shadows along the right and bottom edge to give a more 3D look |
453 | * to the boxes |
454 | */ |
455 | void draw_shadow(WINDOW * win, int y, int x, int height, int width) |
456 | { |
457 | int i; |
458 | |
459 | if (has_colors()) { /* Whether terminal supports color? */ |
460 | wattrset(win, dlg.shadow.atr); |
461 | wmove(win, y + height, x + 2); |
462 | for (i = 0; i < width; i++) |
463 | waddch(win, winch(win) & A_CHARTEXT); |
464 | for (i = y + 1; i < y + height + 1; i++) { |
465 | wmove(win, i, x + width); |
466 | waddch(win, winch(win) & A_CHARTEXT); |
467 | waddch(win, winch(win) & A_CHARTEXT); |
468 | } |
469 | wnoutrefresh(win); |
470 | } |
471 | } |
472 | |
473 | /* |
474 | * Return the position of the first alphabetic character in a string. |
475 | */ |
476 | int first_alpha(const char *string, const char *exempt) |
477 | { |
478 | int i, in_paren = 0, c; |
479 | |
480 | for (i = 0; i < strlen(string); i++) { |
481 | c = tolower(string[i]); |
482 | |
483 | if (strchr("<[(", c)) |
484 | ++in_paren; |
485 | if (strchr(">])", c) && in_paren > 0) |
486 | --in_paren; |
487 | |
488 | if ((!in_paren) && isalpha(c) && strchr(exempt, c) == 0) |
489 | return i; |
490 | } |
491 | |
492 | return 0; |
493 | } |
494 | |
495 | /* |
496 | * ncurses uses ESC to detect escaped char sequences. This resutl in |
497 | * a small timeout before ESC is actually delivered to the application. |
498 | * lxdialog suggest <ESC> <ESC> which is correctly translated to two |
499 | * times esc. But then we need to ignore the second esc to avoid stepping |
500 | * out one menu too much. Filter away all escaped key sequences since |
501 | * keypad(FALSE) turn off ncurses support for escape sequences - and thats |
502 | * needed to make notimeout() do as expected. |
503 | */ |
504 | int on_key_esc(WINDOW *win) |
505 | { |
506 | int key; |
507 | int key2; |
508 | int key3; |
509 | |
510 | nodelay(win, TRUE); |
511 | keypad(win, FALSE); |
512 | key = wgetch(win); |
513 | key2 = wgetch(win); |
514 | do { |
515 | key3 = wgetch(win); |
516 | } while (key3 != ERR); |
517 | nodelay(win, FALSE); |
518 | keypad(win, TRUE); |
519 | if (key == KEY_ESC && key2 == ERR) |
520 | return KEY_ESC; |
521 | else if (key != ERR && key != KEY_ESC && key2 == ERR) |
522 | ungetch(key); |
523 | |
524 | return -1; |
525 | } |
526 | |
527 | /* redraw screen in new size */ |
528 | int on_key_resize(void) |
529 | { |
530 | dialog_clear(); |
531 | return KEY_RESIZE; |
532 | } |
533 | |
534 | struct dialog_list *item_cur; |
535 | struct dialog_list item_nil; |
536 | struct dialog_list *item_head; |
537 | |
538 | void item_reset(void) |
539 | { |
540 | struct dialog_list *p, *next; |
541 | |
542 | for (p = item_head; p; p = next) { |
543 | next = p->next; |
544 | free(p); |
545 | } |
546 | item_head = NULL; |
547 | item_cur = &item_nil; |
548 | } |
549 | |
550 | void item_make(const char *fmt, ...) |
551 | { |
552 | va_list ap; |
553 | struct dialog_list *p = malloc(sizeof(*p)); |
554 | |
555 | if (item_head) |
556 | item_cur->next = p; |
557 | else |
558 | item_head = p; |
559 | item_cur = p; |
560 | memset(p, 0, sizeof(*p)); |
561 | |
562 | va_start(ap, fmt); |
563 | vsnprintf(item_cur->node.str, sizeof(item_cur->node.str), fmt, ap); |
564 | va_end(ap); |
565 | } |
566 | |
567 | void item_add_str(const char *fmt, ...) |
568 | { |
569 | va_list ap; |
570 | size_t avail; |
571 | |
572 | avail = sizeof(item_cur->node.str) - strlen(item_cur->node.str); |
573 | |
574 | va_start(ap, fmt); |
575 | vsnprintf(item_cur->node.str + strlen(item_cur->node.str), |
576 | avail, fmt, ap); |
577 | item_cur->node.str[sizeof(item_cur->node.str) - 1] = '\0'; |
578 | va_end(ap); |
579 | } |
580 | |
581 | void item_set_tag(char tag) |
582 | { |
583 | item_cur->node.tag = tag; |
584 | } |
585 | void item_set_data(void *ptr) |
586 | { |
587 | item_cur->node.data = ptr; |
588 | } |
589 | |
590 | void item_set_selected(int val) |
591 | { |
592 | item_cur->node.selected = val; |
593 | } |
594 | |
595 | int item_activate_selected(void) |
596 | { |
597 | item_foreach() |
598 | if (item_is_selected()) |
599 | return 1; |
600 | return 0; |
601 | } |
602 | |
603 | void *item_data(void) |
604 | { |
605 | return item_cur->node.data; |
606 | } |
607 | |
608 | char item_tag(void) |
609 | { |
610 | return item_cur->node.tag; |
611 | } |
612 | |
613 | int item_count(void) |
614 | { |
615 | int n = 0; |
616 | struct dialog_list *p; |
617 | |
618 | for (p = item_head; p; p = p->next) |
619 | n++; |
620 | return n; |
621 | } |
622 | |
623 | void item_set(int n) |
624 | { |
625 | int i = 0; |
626 | item_foreach() |
627 | if (i++ == n) |
628 | return; |
629 | } |
630 | |
631 | int item_n(void) |
632 | { |
633 | int n = 0; |
634 | struct dialog_list *p; |
635 | |
636 | for (p = item_head; p; p = p->next) { |
637 | if (p == item_cur) |
638 | return n; |
639 | n++; |
640 | } |
641 | return 0; |
642 | } |
643 | |
644 | const char *item_str(void) |
645 | { |
646 | return item_cur->node.str; |
647 | } |
648 | |
649 | int item_is_selected(void) |
650 | { |
651 | return (item_cur->node.selected != 0); |
652 | } |
653 | |
654 | int item_is_tag(char tag) |
655 | { |
656 | return (item_cur->node.tag == tag); |
657 | } |
658 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
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jz-3.0
jz-3.1
jz-3.11
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jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9