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