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  * 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 <stdio.h>
  22 #include <stdlib.h>
  23 #include <stdbool.h>
  24 #include "string-extra.h"
  25 #include "config.h"
  26 #include "appevents.h"
  27 #include "menu.h"
  28 #include "root_menu.h"
  29 #include "lang.h"
  30 #include "settings.h"
  31 #include "screens.h"
  32 #include "kernel.h"
  33 #include "debug.h"
  34 #include "misc.h"
  35 #include "rolo.h"
  36 #include "powermgmt.h"
  37 #include "power.h"
  38 #include "talk.h"
  39 #include "audio.h"
  40
  41 #ifdef HAVE_HOTSWAP
  42 #include "storage.h"
  43 #include "hotswap.h"
  44 #include "dir.h"
  45 #endif
  46 /* gui api */
  47 #include "list.h"
  48 #include "splash.h"
  49 #include "action.h"
  50 #include "yesno.h"
  51 #include "viewport.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 "wps.h"
  61 #include "bookmark.h"
  62 #include "playlist.h"
  63 #include "playlist_viewer.h"
  64 #include "menus/exported_menus.h"
  65 #ifdef HAVE_RTC_ALARM
  66 #include "rtc.h"
  67 #endif
  68 #ifdef HAVE_TAGCACHE
  69 #include "tagcache.h"
  70 #endif
  71 #include "language.h"
  72
  73 struct root_items {
  74     int (*function)(void* param);
  75     void* param;
  76     const struct menu_item_ex *context_menu;
  77 };
  78 static int next_screen = GO_TO_ROOT; /* holding info about the upcoming screen
  79                                         * which is the current screen for the
  80                                         * rest of the code after load_screen
  81                                         * is called */
  82 static int last_screen = GO_TO_ROOT; /* unfortunatly needed so we can resume
  83                                         or goto current track based on previous
  84                                         screen */
  85
  86
  87 static char current_track_path[MAX_PATH];
  88 static void rootmenu_track_changed_callback(void* param)
  89 {
  90     struct mp3entry *id3 = (struct mp3entry *)param;
  91     strlcpy(current_track_path, id3->path, MAX_PATH);
  92 }
  93 static int browser(void* param)
  94 {
  95     int ret_val;
  96 #ifdef HAVE_TAGCACHE
  97     struct tree_context* tc = tree_get_context();
  98 #endif
  99     int filter = SHOW_SUPPORTED;
 100     char folder[MAX_PATH] = "/";
 101     /* stuff needed to remember position in file browser */
 102     static char last_folder[MAX_PATH] = "/";
 103     /* and stuff for the database browser */
 104 #ifdef HAVE_TAGCACHE
 105     static int last_db_dirlevel = 0, last_db_selection = 0;
 106 #endif
 107
 108     switch ((intptr_t)param)
 109     {
 110         case GO_TO_FILEBROWSER:
 111             filter = global_settings.dirfilter;
 112             if (global_settings.browse_current &&
 113                     last_screen == GO_TO_WPS &&
 114                     current_track_path[0])
 115             {
 116                 strcpy(folder, current_track_path);
 117             }
 118             else
 119             {
 120 #ifdef HAVE_HOTSWAP
 121                 bool in_hotswap = false;
 122                 /* handle entering an ejected drive */
 123                 int i;
 124                 for (i = 0; i < NUM_VOLUMES; i++)
 125                 {
 126                     char vol_string[VOL_ENUM_POS + 8];
 127                     if (!storage_removable(i))
 128                         continue;
 129                     /* VOL_NAMES contains a %d */
 130                     snprintf(vol_string, sizeof(vol_string), "/"VOL_NAMES, i);
 131                     /* test whether we would browse the external card */
 132                     if (!storage_present(i) &&
 133                             (strstr(last_folder, vol_string)
 134 #ifdef HAVE_HOTSWAP_STORAGE_AS_MAIN
 135                                                                 || (i == 0)
 136 #endif
 137                                                                 ))
 138                     {   /* leave folder as "/" to avoid crash when trying
 139                          * to access an ejected drive */
 140                         strcpy(folder, "/");
 141                         in_hotswap = true;
 142                         break;
 143                     }
 144                 }
 145             if (!in_hotswap)
 146 #endif
 147                 strcpy(folder, last_folder);
 148             }
 149         break;
 150 #ifdef HAVE_TAGCACHE
 151         case GO_TO_DBBROWSER:
 152             if (!tagcache_is_usable())
 153             {
 154                 bool reinit_attempted = false;
 155
 156                 /* Now display progress until it's ready or the user exits */
 157                 while(!tagcache_is_usable())
 158                 {
 159                     struct tagcache_stat *stat = tagcache_get_stat();
 160
 161                     /* Allow user to exit */
 162                     if (action_userabort(HZ/2))
 163                         break;
 164
 165                     /* Maybe just needs to reboot due to delayed commit */
 166                     if (stat->commit_delayed)
 167                     {
 168                         splash(HZ*2, ID2P(LANG_PLEASE_REBOOT));
 169                         break;
 170                     }
 171
 172                     /* Check if ready status is known */
 173                     if (!stat->readyvalid)
 174                     {
 175                         splash(0, str(LANG_TAGCACHE_BUSY));
 176                         continue;
 177                     }
 178
 179                     /* Re-init if required */
 180                     if (!reinit_attempted && !stat->ready &&
 181                         stat->processed_entries == 0 && stat->commit_step == 0)
 182                     {
 183                         /* Prompt the user */
 184                         reinit_attempted = true;
 185                         static const char *lines[]={
 186                             ID2P(LANG_TAGCACHE_BUSY), ID2P(LANG_TAGCACHE_FORCE_UPDATE)};
 187                         static const struct text_message message={lines, 2};
 188                         if(gui_syncyesno_run(&message, NULL, NULL) == YESNO_NO)
 189                             break;
 190                         int i;
 191                         FOR_NB_SCREENS(i)
 192                             screens[i].clear_display();
 193
 194                         /* Start initialisation */
 195                         tagcache_rebuild();
 196                     }
 197
 198                     /* Display building progress */
 199                     static long talked_tick = 0;
 200                     if(global_settings.talk_menu &&
 201                        (talked_tick == 0
 202                         || TIME_AFTER(current_tick, talked_tick+7*HZ)))
 203                     {
 204                         talked_tick = current_tick;
 205                         if (stat->commit_step > 0)
 206                         {
 207                             talk_id(LANG_TAGCACHE_INIT, false);
 208                             talk_number(stat->commit_step, true);
 209                             talk_id(VOICE_OF, true);
 210                             talk_number(tagcache_get_max_commit_step(), true);
 211                         } else if(stat->processed_entries)
 212                         {
 213                             talk_number(stat->processed_entries, false);
 214                             talk_id(LANG_BUILDING_DATABASE, true);
 215                         }
 216                     }
 217                     if (stat->commit_step > 0)
 218                     {
 219                         if (lang_is_rtl())
 220                         {
 221                             splashf(0, "[%d/%d] %s", stat->commit_step,
 222                                 tagcache_get_max_commit_step(),
 223                                 str(LANG_TAGCACHE_INIT));
 224                         }
 225                         else
 226                         {
 227                             splashf(0, "%s [%d/%d]", str(LANG_TAGCACHE_INIT),
 228                                 stat->commit_step,
 229                                 tagcache_get_max_commit_step());
 230                         }
 231                     }
 232                     else
 233                     {
 234                         splashf(0, str(LANG_BUILDING_DATABASE),
 235                                    stat->processed_entries);
 236                     }
 237                 }
 238             }
 239             if (!tagcache_is_usable())
 240                 return GO_TO_PREVIOUS;
 241             filter = SHOW_ID3DB;
 242             tc->dirlevel = last_db_dirlevel;
 243             tc->selected_item = last_db_selection;
 244         break;
 245 #endif
 246         case GO_TO_BROWSEPLUGINS:
 247             filter = SHOW_PLUGINS;
 248             strlcpy(folder, PLUGIN_DIR, MAX_PATH);
 249         break;
 250     }
 251     ret_val = rockbox_browse(folder, filter);
 252     switch ((intptr_t)param)
 253     {
 254         case GO_TO_FILEBROWSER:
 255             get_current_file(last_folder, MAX_PATH);
 256         break;
 257 #ifdef HAVE_TAGCACHE
 258         case GO_TO_DBBROWSER:
 259             last_db_dirlevel = tc->dirlevel;
 260             last_db_selection = tc->selected_item;
 261         break;
 262 #endif
 263     }
 264     return ret_val;
 265 }
 266
 267 static int menu(void* param)
 268 {
 269     (void)param;
 270     return do_menu(NULL, 0, NULL, false);
 271
 272 }
 273 #ifdef HAVE_RECORDING
 274 static int recscrn(void* param)
 275 {
 276     (void)param;
 277     recording_screen(false);
 278     return GO_TO_ROOT;
 279 }
 280 #endif
 281 static int wpsscrn(void* param)
 282 {
 283     int ret_val = GO_TO_PREVIOUS;
 284     (void)param;
 285     if (audio_status())
 286     {
 287         talk_shutup();
 288         ret_val = gui_wps_show();
 289     }
 290     else if ( global_status.resume_index != -1 )
 291     {
 292         DEBUGF("Resume index %X offset %lX\n",
 293                global_status.resume_index,
 294                (unsigned long)global_status.resume_offset);
 295         if (playlist_resume() != -1)
 296         {
 297             playlist_start(global_status.resume_index,
 298                 global_status.resume_offset);
 299             ret_val = gui_wps_show();
 300         }
 301     }
 302     else
 303     {
 304         splash(HZ*2, ID2P(LANG_NOTHING_TO_RESUME));
 305     }
 306     return ret_val;
 307 }
 308 #if CONFIG_TUNER
 309 static int radio(void* param)
 310 {
 311     (void)param;
 312     radio_screen();
 313     return GO_TO_ROOT;
 314 }
 315 #endif
 316
 317 static int playlist_view(void * param)
 318 {
 319     (void)param;
 320     switch (playlist_viewer())
 321     {
 322         case PLAYLIST_VIEWER_MAINMENU:
 323         case PLAYLIST_VIEWER_USB:
 324             return GO_TO_ROOT;
 325         case PLAYLIST_VIEWER_OK:
 326             return GO_TO_PREVIOUS;
 327     }
 328     return GO_TO_PREVIOUS;
 329 }
 330
 331 static int load_bmarks(void* param)
 332 {
 333     (void)param;
 334     if(bookmark_mrb_load())
 335         return GO_TO_WPS;
 336     return GO_TO_PREVIOUS;
 337 }
 338 static int plugins_menu(void* param)
 339 {
 340     (void)param;
 341     MENUITEM_STRINGLIST(plugins_menu_items, ID2P(LANG_PLUGINS), NULL,
 342                         ID2P(LANG_PLUGIN_GAMES),
 343                         ID2P(LANG_PLUGIN_APPS), ID2P(LANG_PLUGIN_DEMOS));
 344     char *folder;
 345     int retval = GO_TO_PREVIOUS;
 346     int selection = 0, current = 0;
 347     while (retval == GO_TO_PREVIOUS)
 348     {
 349         selection = do_menu(&plugins_menu_items, &current, NULL, false);
 350         switch (selection)
 351         {
 352             case 0:
 353                 folder = PLUGIN_GAMES_DIR;
 354                 break;
 355             case 1:
 356                 folder = PLUGIN_APPS_DIR;
 357                 break;
 358             case 2:
 359                 folder = PLUGIN_DEMOS_DIR;
 360                 break;
 361             default:
 362                 return selection;
 363         }
 364         retval = rockbox_browse(folder, SHOW_PLUGINS);
 365     }
 366     return retval;
 367 }
 368 int time_screen(void* ignored);
 369
 370 /* These are all static const'd from apps/menus/ *.c
 371    so little hack so we can use them */
 372 extern struct menu_item_ex
 373         file_menu,
 374 #ifdef HAVE_TAGCACHE
 375         tagcache_menu,
 376 #endif
 377         manage_settings,
 378         recording_settings_menu,
 379         radio_settings_menu,
 380         bookmark_settings_menu,
 381         system_menu;
 382 static const struct root_items items[] = {
 383     [GO_TO_FILEBROWSER] =   { browser, (void*)GO_TO_FILEBROWSER, &file_menu},
 384 #ifdef HAVE_TAGCACHE
 385     [GO_TO_DBBROWSER] =     { browser, (void*)GO_TO_DBBROWSER, &tagcache_menu },
 386 #endif
 387     [GO_TO_WPS] =           { wpsscrn, NULL, &playback_settings },
 388     [GO_TO_MAINMENU] =      { menu, NULL, &manage_settings },
 389
 390 #ifdef HAVE_RECORDING
 391     [GO_TO_RECSCREEN] =     {  recscrn, NULL, &recording_settings_menu },
 392 #endif
 393
 394 #if CONFIG_TUNER
 395     [GO_TO_FM] =            { radio, NULL, &radio_settings_menu },
 396 #endif
 397
 398     [GO_TO_RECENTBMARKS] =  { load_bmarks, NULL, &bookmark_settings_menu },
 399     [GO_TO_BROWSEPLUGINS] = { plugins_menu, NULL, NULL },
 400     [GO_TO_PLAYLIST_VIEWER] = { playlist_view, NULL, NULL },
 401
 402 };
 403 static const int nb_items = sizeof(items)/sizeof(*items);
 404
 405 static int item_callback(int action, const struct menu_item_ex *this_item) ;
 406
 407 MENUITEM_RETURNVALUE(file_browser, ID2P(LANG_DIR_BROWSER), GO_TO_FILEBROWSER,
 408                         NULL, Icon_file_view_menu);
 409 #ifdef HAVE_TAGCACHE
 410 MENUITEM_RETURNVALUE(db_browser, ID2P(LANG_TAGCACHE), GO_TO_DBBROWSER,
 411                         NULL, Icon_Audio);
 412 #endif
 413 MENUITEM_RETURNVALUE(rocks_browser, ID2P(LANG_PLUGINS), GO_TO_BROWSEPLUGINS,
 414                         NULL, Icon_Plugin);
 415 static char *get_wps_item_name(int selected_item, void * data, char *buffer)
 416 {
 417     (void)selected_item; (void)data; (void)buffer;
 418     if (audio_status())
 419         return ID2P(LANG_NOW_PLAYING);
 420     return ID2P(LANG_RESUME_PLAYBACK);
 421 }
 422 MENUITEM_RETURNVALUE_DYNTEXT(wps_item, GO_TO_WPS, NULL, get_wps_item_name,
 423                                 NULL, NULL, Icon_Playback_menu);
 424 #ifdef HAVE_RECORDING
 425 MENUITEM_RETURNVALUE(rec, ID2P(LANG_RECORDING), GO_TO_RECSCREEN,
 426                         NULL, Icon_Recording);
 427 #endif
 428 #if CONFIG_TUNER
 429 MENUITEM_RETURNVALUE(fm, ID2P(LANG_FM_RADIO), GO_TO_FM,
 430                         item_callback, Icon_Radio_screen);
 431 #endif
 432 MENUITEM_RETURNVALUE(menu_, ID2P(LANG_SETTINGS), GO_TO_MAINMENU,
 433                         NULL, Icon_Submenu_Entered);
 434 MENUITEM_RETURNVALUE(bookmarks, ID2P(LANG_BOOKMARK_MENU_RECENT_BOOKMARKS),
 435                         GO_TO_RECENTBMARKS,  item_callback,
 436                         Icon_Bookmark);
 437 #ifdef HAVE_LCD_CHARCELLS
 438 static int do_shutdown(void)
 439 {
 440 #if CONFIG_CHARGING
 441     if (charger_inserted())
 442         charging_splash();
 443     else
 444 #endif
 445         sys_poweroff();
 446     return 0;
 447 }
 448 MENUITEM_FUNCTION(do_shutdown_item, 0, ID2P(LANG_SHUTDOWN),
 449                   do_shutdown, NULL, NULL, Icon_NOICON);
 450 #endif
 451 MAKE_MENU(root_menu_, ID2P(LANG_ROCKBOX_TITLE),
 452             item_callback, Icon_Rockbox,
 453             &bookmarks, &file_browser,
 454 #ifdef HAVE_TAGCACHE
 455             &db_browser,
 456 #endif
 457             &wps_item, &menu_,
 458 #ifdef HAVE_RECORDING
 459             &rec,
 460 #endif
 461 #if CONFIG_TUNER
 462             &fm,
 463 #endif
 464             &playlist_options, &rocks_browser,  &info_menu
 465
 466 #ifdef HAVE_LCD_CHARCELLS
 467             ,&do_shutdown_item
 468 #endif
 469         );
 470
 471 static int item_callback(int action, const struct menu_item_ex *this_item)
 472 {
 473     switch (action)
 474     {
 475         case ACTION_TREE_STOP:
 476             return ACTION_REDRAW;
 477         case ACTION_REQUEST_MENUITEM:
 478 #if CONFIG_TUNER
 479             if (this_item == &fm)
 480             {
 481                 if (radio_hardware_present() == 0)
 482                     return ACTION_EXIT_MENUITEM;
 483             }
 484             else
 485 #endif
 486                 if (this_item == &bookmarks)
 487             {
 488                 if (global_settings.usemrb == 0)
 489                     return ACTION_EXIT_MENUITEM;
 490             }
 491         break;
 492     }
 493     return action;
 494 }
 495 static int get_selection(int last_screen)
 496 {
 497     int i;
 498     int len = ARRAYLEN(root_menu__);
 499     for(i=0; i < len; i++)
 500     {
 501         if (((root_menu__[i]->flags&MENU_TYPE_MASK) == MT_RETURN_VALUE) &&
 502             (root_menu__[i]->value == last_screen))
 503         {
 504             return i;
 505         }
 506     }
 507     return 0;
 508 }
 509
 510 static inline int load_screen(int screen)
 511 {
 512     /* set the global_status.last_screen before entering,
 513         if we dont we will always return to the wrong screen on boot */
 514     int old_previous = last_screen;
 515     int ret_val;
 516     if (screen <= GO_TO_ROOT)
 517         return screen;
 518     if (screen == old_previous)
 519         old_previous = GO_TO_ROOT;
 520     global_status.last_screen = (char)screen;
 521     status_save();
 522     ret_val = items[screen].function(items[screen].param);
 523     last_screen = screen;
 524     if (ret_val == GO_TO_PREVIOUS)
 525         last_screen = old_previous;
 526     return ret_val;
 527 }
 528 static int load_context_screen(int selection)
 529 {
 530     const struct menu_item_ex *context_menu = NULL;
 531     if ((root_menu__[selection]->flags&MENU_TYPE_MASK) == MT_RETURN_VALUE)
 532     {
 533         int item = root_menu__[selection]->value;
 534         context_menu = items[item].context_menu;
 535     }
 536     /* special cases */
 537     else if (root_menu__[selection] == &info_menu)
 538     {
 539         context_menu = &system_menu;
 540     }
 541
 542     if (context_menu)
 543         return do_menu(context_menu, NULL, NULL, false);
 544     else
 545         return GO_TO_PREVIOUS;
 546 }
 547
 548 static int previous_music = GO_TO_WPS;
 549
 550 void previous_music_is_wps(void)
 551 {
 552     previous_music = GO_TO_WPS;
 553 }
 554
 555 int current_screen(void)
 556 {
 557     return next_screen;
 558 }
 559
 560 void root_menu(void)
 561 {
 562     int previous_browser = GO_TO_FILEBROWSER;
 563     int selected = 0;
 564
 565     if (global_settings.start_in_screen == 0)
 566         next_screen = (int)global_status.last_screen;
 567     else next_screen = global_settings.start_in_screen - 2;
 568     add_event(PLAYBACK_EVENT_TRACK_CHANGE, false, rootmenu_track_changed_callback);
 569 #ifdef HAVE_RTC_ALARM
 570     if ( rtc_check_alarm_started(true) )
 571     {
 572         rtc_enable_alarm(false);
 573         next_screen = GO_TO_WPS;
 574 #if CONFIG_TUNER
 575         if (global_settings.alarm_wake_up_screen == ALARM_START_FM)
 576             next_screen = GO_TO_FM;
 577 #endif
 578 #ifdef HAVE_RECORDING
 579         if (global_settings.alarm_wake_up_screen == ALARM_START_REC)
 580         {
 581             recording_start_automatic = true;
 582             next_screen = GO_TO_RECSCREEN;
 583         }
 584 #endif
 585     }
 586 #endif /* HAVE_RTC_ALARM */
 587
 588 #ifdef HAVE_HEADPHONE_DETECTION
 589     if (next_screen == GO_TO_WPS &&
 590         (global_settings.unplug_autoresume && !headphones_inserted() ))
 591             next_screen = GO_TO_ROOT;
 592 #endif
 593
 594     while (true)
 595     {
 596         switch (next_screen)
 597         {
 598             case MENU_ATTACHED_USB:
 599             case MENU_SELECTED_EXIT:
 600                 /* fall through */
 601             case GO_TO_ROOT:
 602                 if (last_screen != GO_TO_ROOT)
 603                     selected = get_selection(last_screen);
 604                 next_screen = do_menu(&root_menu_, &selected, NULL, false);
 605                 if (next_screen != GO_TO_PREVIOUS)
 606                     last_screen = GO_TO_ROOT;
 607                 break;
 608
 609             case GO_TO_PREVIOUS:
 610                 next_screen = last_screen;
 611                 break;
 612
 613             case GO_TO_PREVIOUS_BROWSER:
 614                 next_screen = previous_browser;
 615                 break;
 616
 617             case GO_TO_PREVIOUS_MUSIC:
 618                 next_screen = previous_music;
 619                 break;
 620             case GO_TO_ROOTITEM_CONTEXT:
 621                 next_screen = load_context_screen(selected);
 622                 break;
 623             default:
 624                 if (next_screen == GO_TO_FILEBROWSER
 625 #ifdef HAVE_TAGCACHE
 626                     || next_screen == GO_TO_DBBROWSER
 627 #endif
 628                    )
 629                     previous_browser = next_screen;
 630                 if (next_screen == GO_TO_WPS
 631 #if CONFIG_TUNER
 632                     || next_screen == GO_TO_FM
 633 #endif
 634                    )
 635                     previous_music = next_screen;
 636                 next_screen = load_screen(next_screen);
 637                 break;
 638         } /* switch() */
 639     }
 640 }