apps/root_menu.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2007 Jonathan Gordon
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19 #include <stdio.h>
  20 #include <string.h>
  21 #include <stdlib.h>
  22 #include <stdbool.h>
  23 #include "config.h"
  24 #include "menu.h"
  25 #include "root_menu.h"
  26 #include "lang.h"
  27 #include "settings.h"
  28 #include "screens.h"
  29 #include "kernel.h"
  30 #include "debug.h"
  31 #include "misc.h"
  32 #include "rolo.h"
  33 #include "powermgmt.h"
  34 #include "power.h"
  35 #include "talk.h"
  36 #include "audio.h"
  37 #include "hotswap.h"
  38
  39 #if (LCD_DEPTH > 1) || (defined(HAVE_LCD_REMOTE) && (LCD_REMOTE_DEPTH > 1))
  40 #include "backdrop.h"
  41 #endif
  42
  43
  44 /* gui api */
  45 #include "list.h"
  46 #include "statusbar.h"
  47 #include "splash.h"
  48 #include "buttonbar.h"
  49 #include "textarea.h"
  50 #include "action.h"
  51 #include "yesno.h"
  52
  53 #include "tree.h"
  54 #if CONFIG_TUNER
  55 #include "radio.h"
  56 #endif
  57 #ifdef HAVE_RECORDING
  58 #include "recording.h"
  59 #endif
  60 #include "gwps-common.h"
  61 #include "bookmark.h"
  62 #include "tagtree.h"
  63 #include "menus/exported_menus.h"
  64 #ifdef HAVE_RTC_ALARM
  65 #include "rtc.h"
  66 #endif
  67 #ifdef HAVE_TAGCACHE
  68 #include "tagcache.h"
  69 #endif
  70
  71 struct root_items {
  72     int (*function)(void* param);
  73     void* param;
  74     const struct menu_item_ex *context_menu;
  75 };
  76 static int last_screen = GO_TO_ROOT; /* unfortunatly needed so we can resume
  77                                         or goto current track based on previous
  78                                         screen */
  79 static int browser(void* param)
  80 {
  81     int ret_val;
  82 #ifdef HAVE_TAGCACHE
  83     struct tree_context* tc = tree_get_context();
  84 #endif
  85     int filter = SHOW_SUPPORTED;
  86     char folder[MAX_PATH] = "/";
  87     /* stuff needed to remember position in file browser */
  88     static char last_folder[MAX_PATH] = "/";
  89     /* and stuff for the database browser */
  90 #ifdef HAVE_TAGCACHE
  91     static int last_db_dirlevel = 0, last_db_selection = 0;
  92 #endif
  93
  94     switch ((intptr_t)param)
  95     {
  96         case GO_TO_FILEBROWSER:
  97             filter = global_settings.dirfilter;
  98             if (global_settings.browse_current &&
  99                     last_screen == GO_TO_WPS && audio_status() &&
 100                     wps_state.current_track_path[0] != '\0')
 101             {
 102                 strcpy(folder, wps_state.current_track_path);
 103             }
 104 #ifdef HAVE_HOTSWAP /* quick hack to stop crashing if you try entering
 105                      the browser from the menu when you were in the card
 106                      and it was removed */
 107             else if (strchr(last_folder, '<') && (card_detect() == false))
 108                 strcpy(folder, "/");
 109 #endif
 110             else
 111                 strcpy(folder, last_folder);
 112         break;
 113 #ifdef HAVE_TAGCACHE
 114         case GO_TO_DBBROWSER:
 115             if (!tagcache_is_usable())
 116             {
 117                 bool reinit_attempted = false;
 118
 119                 /* Now display progress until it's ready or the user exits */
 120                 while(!tagcache_is_usable())
 121                 {
 122                     gui_syncstatusbar_draw(&statusbars, false);
 123                     struct tagcache_stat *stat = tagcache_get_stat();
 124
 125                     /* Allow user to exit */
 126                     if (action_userabort(HZ/2))
 127                         break;
 128
 129                     /* Maybe just needs to reboot due to delayed commit */
 130                     if (stat->commit_delayed)
 131                     {
 132                         gui_syncsplash(HZ*2, str(LANG_PLEASE_REBOOT));
 133                         break;
 134                     }
 135
 136                     /* Check if ready status is known */
 137                     if (!stat->readyvalid)
 138                     {
 139                         gui_syncsplash(0, str(LANG_TAGCACHE_BUSY));
 140                         continue;
 141                     }
 142
 143                     /* Re-init if required */
 144                     if (!reinit_attempted && !stat->ready &&
 145                         stat->processed_entries == 0 && stat->commit_step == 0)
 146                     {
 147                         /* Prompt the user */
 148                         reinit_attempted = true;
 149                         char *lines[]={str(LANG_TAGCACHE_BUSY), str(LANG_TAGCACHE_FORCE_UPDATE)};
 150                         struct text_message message={lines, 2};
 151                         if(gui_syncyesno_run(&message, NULL, NULL) == YESNO_NO)
 152                             break;
 153                         int i;
 154                         FOR_NB_SCREENS(i)
 155                             screens[i].clear_display();
 156
 157                         /* Start initialisation */
 158                         tagcache_rebuild();
 159                     }
 160
 161                     /* Display building progress */
 162                     if (stat->commit_step > 0)
 163                     {
 164                         gui_syncsplash(0, "%s [%d/%d]",
 165                             str(LANG_TAGCACHE_INIT), stat->commit_step,
 166                             tagcache_get_max_commit_step());
 167                     }
 168                     else
 169                     {
 170                         gui_syncsplash(0, str(LANG_BUILDING_DATABASE),
 171                             stat->processed_entries);
 172                     }
 173                 }
 174             }
 175             if (!tagcache_is_usable())
 176                 return GO_TO_PREVIOUS;
 177             filter = SHOW_ID3DB;
 178             tc->dirlevel = last_db_dirlevel;
 179             tc->selected_item = last_db_selection;
 180         break;
 181 #endif
 182         case GO_TO_BROWSEPLUGINS:
 183             filter = SHOW_PLUGINS;
 184             snprintf(folder, MAX_PATH, "%s/", PLUGIN_DIR);
 185         break;
 186     }
 187     ret_val = rockbox_browse(folder, filter);
 188     switch ((intptr_t)param)
 189     {
 190         case GO_TO_FILEBROWSER:
 191             get_current_file(last_folder, MAX_PATH);
 192         break;
 193 #ifdef HAVE_TAGCACHE
 194         case GO_TO_DBBROWSER:
 195             last_db_dirlevel = tc->dirlevel;
 196             last_db_selection = tc->selected_item;
 197         break;
 198 #endif
 199     }
 200     return ret_val;
 201 }
 202
 203 static int menu(void* param)
 204 {
 205     (void)param;
 206     return do_menu(NULL, 0);
 207
 208 }
 209 #ifdef HAVE_RECORDING
 210 static int recscrn(void* param)
 211 {
 212     (void)param;
 213     recording_screen(false);
 214     return GO_TO_ROOT;
 215 }
 216 #endif
 217 static int wpsscrn(void* param)
 218 {
 219     int ret_val = GO_TO_PREVIOUS;
 220     (void)param;
 221     if (audio_status())
 222     {
 223         ret_val = gui_wps_show();
 224     }
 225     else if ( global_status.resume_index != -1 )
 226     {
 227         DEBUGF("Resume index %X offset %lX\n",
 228                global_status.resume_index,
 229                (unsigned long)global_status.resume_offset);
 230         if (playlist_resume() != -1)
 231         {
 232             playlist_start(global_status.resume_index,
 233                 global_status.resume_offset);
 234             ret_val = gui_wps_show();
 235         }
 236     }
 237     else
 238     {
 239         gui_syncsplash(HZ*2, str(LANG_NOTHING_TO_RESUME));
 240     }
 241 #if LCD_DEPTH > 1
 242     show_main_backdrop();
 243 #endif
 244 #if defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
 245     show_remote_main_backdrop();
 246 #endif
 247     return ret_val;
 248 }
 249 #if CONFIG_TUNER
 250 static int radio(void* param)
 251 {
 252     (void)param;
 253     radio_screen();
 254     return GO_TO_ROOT;
 255 }
 256 #endif
 257
 258 static int load_bmarks(void* param)
 259 {
 260     (void)param;
 261     bookmark_mrb_load();
 262     return GO_TO_PREVIOUS;
 263 }
 264 /* These are all static const'd from apps/menus/ *.c
 265    so little hack so we can use them */
 266 extern struct menu_item_ex
 267         file_menu,
 268 #ifdef HAVE_TAGCACHE
 269         tagcache_menu,
 270 #endif
 271         manage_settings,
 272         recording_settings_menu,
 273         radio_settings_menu,
 274         bookmark_settings_menu,
 275         system_menu;
 276 static const struct root_items items[] = {
 277     [GO_TO_FILEBROWSER] =   { browser, (void*)GO_TO_FILEBROWSER, &file_menu},
 278 #ifdef HAVE_TAGCACHE
 279     [GO_TO_DBBROWSER] =     { browser, (void*)GO_TO_DBBROWSER, &tagcache_menu },
 280 #endif
 281     [GO_TO_WPS] =           { wpsscrn, NULL, &playback_menu_item },
 282     [GO_TO_MAINMENU] =      { menu, NULL, &manage_settings },
 283
 284 #ifdef HAVE_RECORDING
 285     [GO_TO_RECSCREEN] =     {  recscrn, NULL, &recording_settings_menu },
 286 #endif
 287
 288 #if CONFIG_TUNER
 289     [GO_TO_FM] =            { radio, NULL, &radio_settings_menu },
 290 #endif
 291
 292     [GO_TO_RECENTBMARKS] =  { load_bmarks, NULL, &bookmark_settings_menu },
 293     [GO_TO_BROWSEPLUGINS] = { browser, (void*)GO_TO_BROWSEPLUGINS, NULL },
 294
 295 };
 296 static const int nb_items = sizeof(items)/sizeof(*items);
 297
 298 int item_callback(int action, const struct menu_item_ex *this_item) ;
 299
 300 MENUITEM_RETURNVALUE(file_browser, ID2P(LANG_DIR_BROWSER), GO_TO_FILEBROWSER,
 301                         NULL, Icon_file_view_menu);
 302 #ifdef HAVE_TAGCACHE
 303 MENUITEM_RETURNVALUE(db_browser, ID2P(LANG_TAGCACHE), GO_TO_DBBROWSER,
 304                         NULL, Icon_Audio);
 305 #endif
 306 MENUITEM_RETURNVALUE(rocks_browser, ID2P(LANG_PLUGINS), GO_TO_BROWSEPLUGINS,
 307                         NULL, Icon_Plugin);
 308 char *get_wps_item_name(int selected_item, void * data, char *buffer)
 309 {
 310     (void)selected_item; (void)data; (void)buffer;
 311     if (audio_status())
 312         return ID2P(LANG_NOW_PLAYING);
 313     return ID2P(LANG_RESUME_PLAYBACK);
 314 }
 315 MENUITEM_RETURNVALUE_DYNTEXT(wps_item, GO_TO_WPS, NULL, get_wps_item_name,
 316                                 NULL, Icon_Playback_menu);
 317 #ifdef HAVE_RECORDING
 318 MENUITEM_RETURNVALUE(rec, ID2P(LANG_RECORDING_MENU), GO_TO_RECSCREEN,
 319                         NULL, Icon_Recording);
 320 #endif
 321 #if CONFIG_TUNER
 322 MENUITEM_RETURNVALUE(fm, ID2P(LANG_FM_RADIO), GO_TO_FM,
 323                         item_callback, Icon_Radio_screen);
 324 #endif
 325 MENUITEM_RETURNVALUE(menu_, ID2P(LANG_SETTINGS_MENU), GO_TO_MAINMENU,
 326                         NULL, Icon_Submenu_Entered);
 327 MENUITEM_RETURNVALUE(bookmarks, ID2P(LANG_BOOKMARK_MENU_RECENT_BOOKMARKS),
 328                         GO_TO_RECENTBMARKS,  item_callback,
 329                         Icon_Bookmark);
 330 #ifdef HAVE_LCD_CHARCELLS
 331 static int do_shutdown(void)
 332 {
 333 #if CONFIG_CHARGING
 334     if (charger_inserted())
 335         charging_splash();
 336     else
 337 #endif
 338         sys_poweroff();
 339     return 0;
 340 }
 341 MENUITEM_FUNCTION(do_shutdown_item, 0, ID2P(LANG_SHUTDOWN),
 342                   do_shutdown, NULL, NULL, Icon_NOICON);
 343 #endif
 344 MAKE_MENU(root_menu_, ID2P(LANG_ROCKBOX_TITLE),
 345             NULL, Icon_Rockbox,
 346             &bookmarks, &file_browser,
 347 #ifdef HAVE_TAGCACHE
 348             &db_browser,
 349 #endif
 350             &wps_item, &menu_,
 351 #ifdef HAVE_RECORDING
 352             &rec,
 353 #endif
 354 #if CONFIG_TUNER
 355             &fm,
 356 #endif
 357             &playlist_options, &rocks_browser,  &info_menu
 358
 359 #ifdef HAVE_LCD_CHARCELLS
 360             ,&do_shutdown_item
 361 #endif
 362         );
 363
 364 int item_callback(int action, const struct menu_item_ex *this_item)
 365 {
 366     switch (action)
 367     {
 368         case ACTION_REQUEST_MENUITEM:
 369 #if CONFIG_TUNER
 370             if (this_item == &fm)
 371             {
 372                 if (radio_hardware_present() == 0)
 373                     return ACTION_EXIT_MENUITEM;
 374             }
 375             else
 376 #endif
 377                 if (this_item == &bookmarks)
 378             {
 379                 if (global_settings.usemrb == 0)
 380                     return ACTION_EXIT_MENUITEM;
 381             }
 382         break;
 383     }
 384     return action;
 385 }
 386 static int get_selection(int last_screen)
 387 {
 388     unsigned int i;
 389     for(i=0; i< sizeof(root_menu__)/sizeof(*root_menu__); i++)
 390     {
 391         if (((root_menu__[i]->flags&MENU_TYPE_MASK) == MT_RETURN_VALUE) &&
 392             (root_menu__[i]->value == last_screen))
 393         {
 394             return i;
 395         }
 396     }
 397     return 0;
 398 }
 399
 400 static inline int load_screen(int screen)
 401 {
 402     /* set the global_status.last_screen before entering,
 403         if we dont we will always return to the wrong screen on boot */
 404     int old_previous = last_screen;
 405     int ret_val;
 406     if (screen <= GO_TO_ROOT)
 407         return screen;
 408     if (screen == old_previous)
 409         old_previous = GO_TO_ROOT;
 410     global_status.last_screen = (char)screen;
 411     status_save();
 412     action_signalscreenchange();
 413     ret_val = items[screen].function(items[screen].param);
 414     last_screen = screen;
 415     if (ret_val == GO_TO_PREVIOUS)
 416         last_screen = old_previous;
 417     return ret_val;
 418 }
 419 static int load_context_screen(int selection)
 420 {
 421     const struct menu_item_ex *context_menu = NULL;
 422     if ((root_menu__[selection]->flags&MENU_TYPE_MASK) == MT_RETURN_VALUE)
 423     {
 424         int item = root_menu__[selection]->value;
 425         context_menu = items[item].context_menu;
 426     }
 427     /* special cases */
 428     else if (root_menu__[selection] == &info_menu)
 429     {
 430         context_menu = &system_menu;
 431     }
 432
 433     if (context_menu)
 434         return do_menu(context_menu, NULL);
 435     else
 436         return GO_TO_PREVIOUS;
 437 }
 438 void root_menu(void)
 439 {
 440     int previous_browser = GO_TO_FILEBROWSER;
 441     int previous_music = GO_TO_WPS;
 442     int next_screen = GO_TO_ROOT;
 443     int selected = 0;
 444
 445     if (global_settings.start_in_screen == 0)
 446         next_screen = (int)global_status.last_screen;
 447     else next_screen = global_settings.start_in_screen - 2;
 448
 449 #ifdef HAVE_RTC_ALARM
 450     if ( rtc_check_alarm_started(true) )
 451     {
 452         rtc_enable_alarm(false);
 453         next_screen = GO_TO_WPS;
 454 #if CONFIG_TUNER
 455         if (global_settings.alarm_wake_up_screen == ALARM_START_FM)
 456             next_screen = GO_TO_FM;
 457 #endif
 458 #ifdef HAVE_RECORDING
 459         if (global_settings.alarm_wake_up_screen == ALARM_START_REC)
 460         {
 461             recording_start_automatic = true;
 462             next_screen = GO_TO_RECSCREEN;
 463         }
 464 #endif
 465     }
 466 #endif /* HAVE_RTC_ALARM */
 467
 468 #ifdef HAVE_HEADPHONE_DETECTION
 469     if (next_screen == GO_TO_WPS &&
 470         (global_settings.unplug_autoresume && !headphones_inserted() ))
 471             next_screen = GO_TO_ROOT;
 472 #endif
 473
 474     while (true)
 475     {
 476         switch (next_screen)
 477         {
 478             case MENU_ATTACHED_USB:
 479             case MENU_SELECTED_EXIT:
 480                 /* fall through */
 481             case GO_TO_ROOT:
 482                 if (last_screen != GO_TO_ROOT)
 483                     selected = get_selection(last_screen);
 484                 next_screen = do_menu(&root_menu_, &selected);
 485                 if (next_screen != GO_TO_PREVIOUS)
 486                     last_screen = GO_TO_ROOT;
 487                 break;
 488
 489             case GO_TO_PREVIOUS:
 490                 next_screen = last_screen;
 491                 break;
 492
 493             case GO_TO_PREVIOUS_BROWSER:
 494                 next_screen = previous_browser;
 495                 break;
 496
 497             case GO_TO_PREVIOUS_MUSIC:
 498                 next_screen = previous_music;
 499                 break;
 500             case GO_TO_ROOTITEM_CONTEXT:
 501                 next_screen = load_context_screen(selected);
 502                 break;
 503             default:
 504                 if (next_screen == GO_TO_FILEBROWSER
 505 #ifdef HAVE_TAGCACHE
 506                     || next_screen == GO_TO_DBBROWSER
 507 #endif
 508                    )
 509                     previous_browser = next_screen;
 510                 if (next_screen == GO_TO_WPS
 511 #if CONFIG_TUNER
 512                     || next_screen == GO_TO_FM
 513 #endif
 514                    )
 515                     previous_music = next_screen;
 516                 next_screen = load_screen(next_screen);
 517                 break;
 518         } /* switch() */
 519     }
 520     return;
 521 }