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author | Nils Wallménius <nils@rockbox.org> | 2010-08-18 09:10:37 +0000 |
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committer | Nils Wallménius <nils@rockbox.org> | 2010-08-18 09:10:37 +0000 |
commit | 4461b0498d2402e14ade33da3d9986de531ab8d6 (patch) | |
tree | 4193629f3fe340a6d6e8729a25a1bfad69e9367f /apps/plugins/shopper.c | |
parent | aa0973ded2c9b880f0aea677e072599ed495c357 (diff) | |
download | rockbox-4461b0498d2402e14ade33da3d9986de531ab8d6.tar.gz rockbox-4461b0498d2402e14ade33da3d9986de531ab8d6.zip |
FS10820 - Shopper, a shopping list plugin by Daniel Rigby.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27842 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/shopper.c')
-rw-r--r-- | apps/plugins/shopper.c | 482 |
1 files changed, 482 insertions, 0 deletions
diff --git a/apps/plugins/shopper.c b/apps/plugins/shopper.c new file mode 100644 index 0000000000..2ca7e112f6 --- /dev/null +++ b/apps/plugins/shopper.c | |||
@@ -0,0 +1,482 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id: | ||
9 | * | ||
10 | * Copyright (C) 2010 Daniel Rigby | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | #include "plugin.h" | ||
22 | #include "lib/playback_control.h" | ||
23 | |||
24 | PLUGIN_HEADER | ||
25 | |||
26 | #define MAX_LIST_SIZE 400 | ||
27 | #define DESC_SIZE 40 | ||
28 | #define MAX_LINE_LEN (DESC_SIZE + 1) | ||
29 | |||
30 | enum flag_type { | ||
31 | FL_CLEARED = 0, | ||
32 | FL_SET, | ||
33 | FL_CATEGORY | ||
34 | }; | ||
35 | |||
36 | enum view_type { | ||
37 | EDIT_SHOPPING_LIST = 0, | ||
38 | VIEW_SHOPPING_LIST | ||
39 | }; | ||
40 | |||
41 | #define VIEW_TYPE_SIZE VIEW_SHOPPING_LIST + 1 | ||
42 | |||
43 | struct items_list_s { | ||
44 | unsigned int id; | ||
45 | enum flag_type flag; | ||
46 | char desc[DESC_SIZE]; | ||
47 | }; | ||
48 | |||
49 | static struct items_list_s items_list[MAX_LIST_SIZE]; | ||
50 | static int total_item_count = 0; | ||
51 | static int view_id_list[MAX_LIST_SIZE]; | ||
52 | static int view_item_count; | ||
53 | static enum view_type view = EDIT_SHOPPING_LIST; | ||
54 | static char filename[MAX_PATH]; | ||
55 | static bool changed = false; | ||
56 | static bool show_categories = true; | ||
57 | static char category_string[] = "Hide categories"; | ||
58 | |||
59 | static const char *list_get_name_cb(int selected_item, void* data, | ||
60 | char* buf, size_t buf_len) | ||
61 | { | ||
62 | (void)data; | ||
63 | rb->strlcpy(buf, items_list[view_id_list[selected_item]].desc, buf_len); | ||
64 | return buf; | ||
65 | } | ||
66 | |||
67 | static enum themable_icons list_get_icon_cb(int selected_item, void *data) | ||
68 | { | ||
69 | (void)data; | ||
70 | if (items_list[view_id_list[selected_item]].flag == FL_CATEGORY) | ||
71 | return Icon_Rockbox; | ||
72 | else if (items_list[view_id_list[selected_item]].flag == FL_SET) | ||
73 | return Icon_Cursor; | ||
74 | else | ||
75 | return Icon_NOICON; | ||
76 | } | ||
77 | |||
78 | bool save_changes(void) | ||
79 | { | ||
80 | int fd; | ||
81 | int i; | ||
82 | |||
83 | fd = rb->open(filename,O_WRONLY|O_CREAT|O_TRUNC); | ||
84 | if (fd < 0) | ||
85 | { | ||
86 | rb->splash(HZ*2, "Changes NOT saved"); | ||
87 | return false; | ||
88 | } | ||
89 | |||
90 | rb->lcd_clear_display(); | ||
91 | #ifdef HAVE_ADJUSTABLE_CPU_FREQ | ||
92 | rb->cpu_boost(1); | ||
93 | #endif | ||
94 | for (i = 0;i < total_item_count; i++) | ||
95 | { | ||
96 | switch (items_list[i].flag) | ||
97 | { | ||
98 | case FL_CATEGORY: | ||
99 | { | ||
100 | rb->fdprintf(fd,"#%s\n",items_list[i].desc); | ||
101 | break; | ||
102 | } | ||
103 | case FL_SET: | ||
104 | { | ||
105 | rb->fdprintf(fd,"!%s\n",items_list[i].desc); | ||
106 | break; | ||
107 | } | ||
108 | case FL_CLEARED: | ||
109 | { | ||
110 | rb->fdprintf(fd," %s\n",items_list[i].desc); | ||
111 | break; | ||
112 | } | ||
113 | } | ||
114 | } | ||
115 | /* save current view */ | ||
116 | rb->fdprintf(fd,"$%d%d\n",view, show_categories); | ||
117 | |||
118 | #ifdef HAVE_ADJUSTABLE_CPU_FREQ | ||
119 | rb->cpu_boost(0); | ||
120 | #endif | ||
121 | rb->close(fd); | ||
122 | |||
123 | return true; | ||
124 | } | ||
125 | |||
126 | void create_view(struct gui_synclist *lists) | ||
127 | { | ||
128 | unsigned int cnt = 0; | ||
129 | int i, j; | ||
130 | |||
131 | switch (view) | ||
132 | { | ||
133 | case EDIT_SHOPPING_LIST: | ||
134 | { | ||
135 | for (i = 0; i < total_item_count; i++) | ||
136 | { | ||
137 | if (show_categories || (items_list[i].flag != FL_CATEGORY)) | ||
138 | view_id_list[cnt++] = i; | ||
139 | } | ||
140 | view_item_count = cnt; | ||
141 | rb->gui_synclist_set_title(lists,"Select items",Icon_Playlist); | ||
142 | break; | ||
143 | } | ||
144 | case VIEW_SHOPPING_LIST: | ||
145 | { | ||
146 | for (i = 0; i < total_item_count; i++) | ||
147 | { | ||
148 | if ((items_list[i].flag == FL_CATEGORY) && show_categories) | ||
149 | { | ||
150 | for (j = i+1; j < total_item_count; j++) | ||
151 | { | ||
152 | if (items_list[j].flag == FL_SET) | ||
153 | { | ||
154 | view_id_list[cnt++] = i; | ||
155 | break; | ||
156 | } | ||
157 | if (items_list[j].flag == FL_CATEGORY) | ||
158 | break; | ||
159 | } | ||
160 | } | ||
161 | else if (items_list[i].flag == FL_SET) | ||
162 | view_id_list[cnt++] = i; | ||
163 | } | ||
164 | view_item_count = cnt; | ||
165 | rb->gui_synclist_set_title(lists,"Shopping list",Icon_Playlist); | ||
166 | break; | ||
167 | } | ||
168 | } | ||
169 | } | ||
170 | |||
171 | bool toggle(int selected_item) | ||
172 | { | ||
173 | if (items_list[view_id_list[selected_item]].flag == FL_CATEGORY) | ||
174 | return false; | ||
175 | else if (items_list[view_id_list[selected_item]].flag == FL_SET) | ||
176 | items_list[view_id_list[selected_item]].flag = FL_CLEARED; | ||
177 | else | ||
178 | items_list[view_id_list[selected_item]].flag = FL_SET; | ||
179 | return true; | ||
180 | } | ||
181 | |||
182 | void update_category_string(void) | ||
183 | { | ||
184 | if (show_categories) | ||
185 | rb->strcpy(category_string,"Hide categories"); | ||
186 | else | ||
187 | rb->strcpy(category_string,"Show categories"); | ||
188 | } | ||
189 | |||
190 | enum plugin_status load_file(void) | ||
191 | { | ||
192 | int fd; | ||
193 | static char temp_line[DESC_SIZE]; | ||
194 | static struct items_list_s new_item; | ||
195 | static int count = 0; | ||
196 | int linelen; | ||
197 | total_item_count = 0; | ||
198 | |||
199 | fd = rb->open(filename,O_RDONLY); | ||
200 | if (fd < 0) | ||
201 | { | ||
202 | rb->splashf(HZ*2,"Couldn't open file: %s",filename); | ||
203 | return PLUGIN_ERROR; | ||
204 | } | ||
205 | |||
206 | /* read in the file */ | ||
207 | while (rb->read_line(fd,temp_line,MAX_LINE_LEN)) | ||
208 | { | ||
209 | if (rb->strncmp(temp_line, "$", 1) == 0) | ||
210 | { | ||
211 | /* read view preferences */ | ||
212 | linelen = rb->strlen(temp_line); | ||
213 | if (linelen >= 2) | ||
214 | { | ||
215 | unsigned int val = temp_line[1] - '0'; | ||
216 | if (val < VIEW_TYPE_SIZE) | ||
217 | { | ||
218 | view = val; | ||
219 | } | ||
220 | } | ||
221 | if (linelen >= 3) | ||
222 | { | ||
223 | unsigned int val = temp_line[2] - '0'; | ||
224 | if (val <= 2) | ||
225 | { | ||
226 | show_categories = val; | ||
227 | update_category_string(); | ||
228 | } | ||
229 | } | ||
230 | } | ||
231 | else | ||
232 | { | ||
233 | new_item.id = count; | ||
234 | if (rb->strncmp(temp_line, " ", 1) == 0) | ||
235 | { | ||
236 | /* read description, flag = cleared */ | ||
237 | new_item.flag = FL_CLEARED; | ||
238 | rb->memcpy(new_item.desc, &temp_line[1], DESC_SIZE); | ||
239 | } | ||
240 | else if (rb->strncmp(temp_line, "!", 1) == 0) | ||
241 | { | ||
242 | /* read description, flag = set */ | ||
243 | new_item.flag = FL_SET; | ||
244 | rb->memcpy(new_item.desc, &temp_line[1], DESC_SIZE); | ||
245 | } | ||
246 | else if (rb->strncmp(temp_line, "#", 1) == 0) | ||
247 | { | ||
248 | /* read description, flag = category */ | ||
249 | new_item.flag = FL_CATEGORY; | ||
250 | rb->memcpy(new_item.desc, &temp_line[1], DESC_SIZE); | ||
251 | } | ||
252 | else | ||
253 | { | ||
254 | /* read description, flag = cleared */ | ||
255 | new_item.flag = FL_CLEARED; | ||
256 | rb->memcpy(new_item.desc, temp_line, DESC_SIZE); | ||
257 | } | ||
258 | items_list[total_item_count] = new_item; | ||
259 | total_item_count++; | ||
260 | if (total_item_count == MAX_LIST_SIZE) | ||
261 | { | ||
262 | total_item_count = MAX_LIST_SIZE - 1; | ||
263 | rb->splashf(HZ*2, "Truncating shopping list to %d items", | ||
264 | MAX_LIST_SIZE - 1); | ||
265 | changed = true; | ||
266 | rb->close(fd); | ||
267 | return PLUGIN_OK; | ||
268 | } | ||
269 | } | ||
270 | } | ||
271 | rb->close(fd); | ||
272 | changed = false; | ||
273 | return PLUGIN_OK; | ||
274 | } | ||
275 | |||
276 | /* this is the plugin entry point */ | ||
277 | enum plugin_status plugin_start(const void* parameter) | ||
278 | { | ||
279 | struct gui_synclist lists; | ||
280 | bool exit = false; | ||
281 | int button; | ||
282 | int cur_sel = 0; | ||
283 | |||
284 | #if LCD_DEPTH > 1 | ||
285 | rb->lcd_set_backdrop(NULL); | ||
286 | #endif | ||
287 | |||
288 | #ifdef HAVE_ADJUSTABLE_CPU_FREQ | ||
289 | rb->cpu_boost(1); | ||
290 | #endif | ||
291 | if (parameter) | ||
292 | { | ||
293 | rb->strcpy(filename,(char*)parameter); | ||
294 | |||
295 | if (load_file() == PLUGIN_ERROR) | ||
296 | return PLUGIN_ERROR; | ||
297 | } | ||
298 | else | ||
299 | return PLUGIN_ERROR; | ||
300 | |||
301 | #ifdef HAVE_ADJUSTABLE_CPU_FREQ | ||
302 | rb->cpu_boost(0); | ||
303 | #endif | ||
304 | /* now dump it in the list */ | ||
305 | rb->gui_synclist_init(&lists,list_get_name_cb,0, false, 1, NULL); | ||
306 | rb->gui_synclist_set_icon_callback(&lists, list_get_icon_cb); | ||
307 | rb->gui_synclist_limit_scroll(&lists,true); | ||
308 | create_view(&lists); | ||
309 | rb->gui_synclist_set_nb_items(&lists,view_item_count); | ||
310 | rb->gui_synclist_select_item(&lists, 0); | ||
311 | rb->gui_synclist_draw(&lists); | ||
312 | rb->lcd_update(); | ||
313 | |||
314 | while (!exit) | ||
315 | { | ||
316 | rb->gui_synclist_draw(&lists); | ||
317 | cur_sel = rb->gui_synclist_get_sel_pos(&lists); | ||
318 | button = rb->get_action(CONTEXT_LIST,TIMEOUT_BLOCK); | ||
319 | if (rb->gui_synclist_do_button(&lists,&button,LIST_WRAP_UNLESS_HELD)) | ||
320 | continue; | ||
321 | switch (button) | ||
322 | { | ||
323 | case ACTION_STD_CONTEXT: | ||
324 | case ACTION_STD_OK: | ||
325 | { | ||
326 | changed |= toggle(cur_sel); | ||
327 | break; | ||
328 | } | ||
329 | case ACTION_STD_MENU: | ||
330 | { | ||
331 | switch(view) | ||
332 | { | ||
333 | case EDIT_SHOPPING_LIST: | ||
334 | { | ||
335 | MENUITEM_STRINGLIST(menu, "Options", NULL, | ||
336 | "View shopping list", | ||
337 | "Clear all items", | ||
338 | "Mark all items", | ||
339 | category_string, | ||
340 | "Revert to saved", | ||
341 | "Show Playback Menu",); | ||
342 | |||
343 | switch (rb->do_menu(&menu, NULL, NULL, false)) | ||
344 | { | ||
345 | case 0: | ||
346 | { | ||
347 | /* view shopping list */ | ||
348 | view = VIEW_SHOPPING_LIST; | ||
349 | changed = true; | ||
350 | break; | ||
351 | } | ||
352 | case 1: | ||
353 | { | ||
354 | /* clear all items */ | ||
355 | int i; | ||
356 | for (i = 0; i < total_item_count; i++) | ||
357 | { | ||
358 | if (items_list[i].flag == FL_SET) | ||
359 | items_list[i].flag = FL_CLEARED; | ||
360 | } | ||
361 | changed = true; | ||
362 | break; | ||
363 | } | ||
364 | case 2: | ||
365 | { | ||
366 | /* mark all items */ | ||
367 | int i; | ||
368 | for (i = 0; i < total_item_count; i++) | ||
369 | { | ||
370 | if (items_list[i].flag == FL_CLEARED) | ||
371 | items_list[i].flag = FL_SET; | ||
372 | } | ||
373 | changed = true; | ||
374 | break; | ||
375 | } | ||
376 | case 3: | ||
377 | { | ||
378 | /* toggle categories */ | ||
379 | show_categories ^= true; | ||
380 | update_category_string(); | ||
381 | changed = true; | ||
382 | break; | ||
383 | } | ||
384 | case 4: | ||
385 | { | ||
386 | /* revert to saved */ | ||
387 | if (load_file() == PLUGIN_ERROR) | ||
388 | return PLUGIN_ERROR; | ||
389 | break; | ||
390 | } | ||
391 | case 5: | ||
392 | { | ||
393 | /* playback menu */ | ||
394 | playback_control(NULL); | ||
395 | break; | ||
396 | } | ||
397 | default: | ||
398 | { | ||
399 | break; | ||
400 | } | ||
401 | } | ||
402 | break; | ||
403 | } | ||
404 | |||
405 | case VIEW_SHOPPING_LIST: | ||
406 | { | ||
407 | MENUITEM_STRINGLIST(menu, "Options", NULL, | ||
408 | "Edit list", | ||
409 | "Reset list", | ||
410 | category_string, | ||
411 | "Revert to saved", | ||
412 | "Show Playback Menu",); | ||
413 | |||
414 | switch (rb->do_menu(&menu, NULL, NULL, false)) | ||
415 | { | ||
416 | case 0: | ||
417 | { | ||
418 | /* edit list */ | ||
419 | view = EDIT_SHOPPING_LIST; | ||
420 | changed = true; | ||
421 | break; | ||
422 | } | ||
423 | case 1: | ||
424 | { | ||
425 | /* reset list */ | ||
426 | int i; | ||
427 | for (i = 0; i < total_item_count; i++) | ||
428 | { | ||
429 | if (items_list[i].flag == FL_SET) | ||
430 | items_list[i].flag = FL_CLEARED; | ||
431 | } | ||
432 | view = EDIT_SHOPPING_LIST; | ||
433 | changed = true; | ||
434 | break; | ||
435 | } | ||
436 | case 2: | ||
437 | { | ||
438 | /* toggle categories */ | ||
439 | show_categories ^= true; | ||
440 | update_category_string(); | ||
441 | changed = true; | ||
442 | break; | ||
443 | } | ||
444 | case 3: | ||
445 | { | ||
446 | /* revert to saved */ | ||
447 | if (load_file() == PLUGIN_ERROR) | ||
448 | return PLUGIN_ERROR; | ||
449 | break; | ||
450 | } | ||
451 | case 4: | ||
452 | { | ||
453 | /* playback menu */ | ||
454 | playback_control(NULL); | ||
455 | break; | ||
456 | } | ||
457 | default: | ||
458 | { | ||
459 | break; | ||
460 | } | ||
461 | } | ||
462 | break; | ||
463 | } | ||
464 | } | ||
465 | break; | ||
466 | } | ||
467 | case ACTION_STD_CANCEL: | ||
468 | { | ||
469 | if (changed) | ||
470 | save_changes(); | ||
471 | exit = 1; | ||
472 | break; | ||
473 | } | ||
474 | } | ||
475 | |||
476 | create_view(&lists); | ||
477 | rb->gui_synclist_set_nb_items(&lists,view_item_count); | ||
478 | if (view_item_count > 0 && view_item_count <= cur_sel) | ||
479 | rb->gui_synclist_select_item(&lists,view_item_count-1); | ||
480 | } | ||
481 | return PLUGIN_OK; | ||
482 | } | ||