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