apps/screens.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Björn Stenberg
  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
  22 #include <stdbool.h>
  23 #include <string.h>
  24 #include <stdio.h>
  25 #include "backlight.h"
  26 #include "action.h"
  27 #include "lcd.h"
  28 #ifdef HAVE_REMOTE_LCD
  29 #include "lcd-remote.h"
  30 #endif
  31 #include "lang.h"
  32 #include "icons.h"
  33 #include "font.h"
  34 #include "audio.h"
  35 #include "mp3_playback.h"
  36 #include "usb.h"
  37 #include "settings.h"
  38 #include "status.h"
  39 #include "playlist.h"
  40 #include "sprintf.h"
  41 #include "kernel.h"
  42 #include "power.h"
  43 #include "system.h"
  44 #include "powermgmt.h"
  45 #include "adc.h"
  46 #include "action.h"
  47 #include "talk.h"
  48 #include "misc.h"
  49 #include "metadata.h"
  50 #include "screens.h"
  51 #include "debug.h"
  52 #include "led.h"
  53 #include "sound.h"
  54 #include "splash.h"
  55 #include "statusbar.h"
  56 #include "screen_access.h"
  57 #include "pcmbuf.h"
  58 #include "list.h"
  59 #include "yesno.h"
  60 #include "backdrop.h"
  61 #include "viewport.h"
  62
  63 #ifdef HAVE_LCD_BITMAP
  64 #include "bitmaps/usblogo.h"
  65 #endif
  66
  67 #ifdef HAVE_REMOTE_LCD
  68 #include "bitmaps/remote_usblogo.h"
  69 #endif
  70
  71 #if (CONFIG_STORAGE & STORAGE_MMC)
  72 #include "ata_mmc.h"
  73 #endif
  74 #if CONFIG_CODEC == SWCODEC
  75 #include "dsp.h"
  76 #endif
  77
  78 #ifdef HAVE_LCD_BITMAP
  79 #define SCROLLBAR_WIDTH  6
  80 #endif
  81
  82 /* only used in set_time screen */
  83 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
  84 static int clamp_value_wrap(int value, int max, int min)
  85 {
  86     if (value > max)
  87         return min;
  88     if (value < min)
  89         return max;
  90     return value;
  91 }
  92 #endif
  93
  94 void usb_screen(void)
  95 {
  96 #ifdef USB_NONE
  97     /* nothing here! */
  98 #else
  99     int i;
 100     bool statusbar = global_settings.statusbar; /* force the statusbar */
 101     global_settings.statusbar = true;
 102 #if LCD_DEPTH > 1
 103     show_main_backdrop();
 104 #endif
 105 #if defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
 106     show_remote_main_backdrop();
 107 #endif
 108     FOR_NB_SCREENS(i)
 109     {
 110         screens[i].backlight_on();
 111         screens[i].clear_display();
 112 #if NB_SCREENS > 1
 113         if (i == SCREEN_REMOTE)
 114         {
 115             screens[i].bitmap(remote_usblogo,
 116                       (LCD_REMOTE_WIDTH-BMPWIDTH_remote_usblogo),
 117                       (LCD_REMOTE_HEIGHT-BMPHEIGHT_remote_usblogo)/2,
 118                       BMPWIDTH_remote_usblogo, BMPHEIGHT_remote_usblogo);
 119         }
 120         else
 121         {
 122 #endif
 123 #ifdef HAVE_LCD_BITMAP
 124             screens[i].transparent_bitmap(usblogo,
 125                         (LCD_WIDTH-BMPWIDTH_usblogo),
 126                         (LCD_HEIGHT-BMPHEIGHT_usblogo)/2,
 127                          BMPWIDTH_usblogo, BMPHEIGHT_usblogo);
 128 #else
 129             screens[i].double_height(false);
 130             screens[i].puts_scroll(0, 0, "[USB Mode]");
 131             status_set_param(false);
 132             status_set_audio(false);
 133             status_set_usb(true);
 134 #endif /* HAVE_LCD_BITMAP */
 135 #if NB_SCREENS > 1
 136         }
 137 #endif
 138         screens[i].update();
 139     }
 140
 141 #ifdef SIMULATOR
 142     while (button_get(true) & BUTTON_REL);
 143 #else
 144     usb_acknowledge(SYS_USB_CONNECTED_ACK);
 145     while(usb_wait_for_disconnect_w_tmo(&button_queue, HZ)) {
 146         if(usb_inserted()) {
 147 #if (CONFIG_STORAGE & STORAGE_MMC) /* USB-MMC bridge can report activity */
 148             led(mmc_usb_active(HZ));
 149 #endif /* STORAGE_MMC */
 150             gui_syncstatusbar_draw(&statusbars, false);
 151         }
 152     }
 153 #endif /* SIMULATOR */
 154 #ifdef HAVE_LCD_CHARCELLS
 155     status_set_usb(false);
 156 #endif /* HAVE_LCD_CHARCELLS */
 157     FOR_NB_SCREENS(i)
 158         screens[i].backlight_on();
 159     global_settings.statusbar = statusbar;
 160 #endif /* USB_NONE */
 161 }
 162
 163 #if (CONFIG_STORAGE & STORAGE_MMC)
 164 int mmc_remove_request(void)
 165 {
 166     struct queue_event ev;
 167     int i;
 168     FOR_NB_SCREENS(i)
 169         screens[i].clear_display();
 170     splash(0, ID2P(LANG_REMOVE_MMC));
 171
 172     while (1)
 173     {
 174         queue_wait_w_tmo(&button_queue, &ev, HZ/2);
 175         switch (ev.id)
 176         {
 177             case SYS_HOTSWAP_EXTRACTED:
 178                 return SYS_HOTSWAP_EXTRACTED;
 179
 180             case SYS_USB_DISCONNECTED:
 181                 return SYS_USB_DISCONNECTED;
 182         }
 183     }
 184 }
 185 #endif
 186
 187 /* the charging screen is only used for archos targets */
 188 #if CONFIG_CHARGING && !defined(HAVE_POWEROFF_WHILE_CHARGING) && defined(CPU_SH)
 189
 190 #ifdef HAVE_LCD_BITMAP
 191 static void charging_display_info(bool animate)
 192 {
 193     unsigned char charging_logo[36];
 194     const int pox_x = (LCD_WIDTH - sizeof(charging_logo)) / 2;
 195     const int pox_y = 32;
 196     static unsigned phase = 3;
 197     unsigned i;
 198     char buf[32];
 199     (void)buf;
 200
 201 #ifdef NEED_ATA_POWER_BATT_MEASURE
 202     if (ide_powered()) /* FM and V2 can only measure when ATA power is on */
 203 #endif
 204     {
 205         int battv = battery_voltage();
 206         snprintf(buf, 32, "  Batt: %d.%02dV %d%%  ", battv / 1000,
 207                  (battv % 1000) / 10, battery_level());
 208         lcd_puts(0, 7, buf);
 209     }
 210
 211 #ifdef ARCHOS_RECORER
 212     snprintf(buf, 32, "Charge mode:");
 213     lcd_puts(0, 2, buf);
 214
 215     if (charge_state == CHARGING)
 216         snprintf(buf, 32, str(LANG_BATTERY_CHARGE));
 217     else if (charge_state == TOPOFF)
 218         snprintf(buf, 32, str(LANG_BATTERY_TOPOFF_CHARGE));
 219     else if (charge_state == TRICKLE)
 220         snprintf(buf, 32, str(LANG_BATTERY_TRICKLE_CHARGE));
 221     else
 222         snprintf(buf, 32, "not charging");
 223
 224     lcd_puts(0, 3, buf);
 225     if (!charger_enabled())
 226         animate = false;
 227 #endif /* ARCHOS_RECORER */
 228
 229     /* middle part */
 230     memset(charging_logo+3, 0x00, 32);
 231     charging_logo[0] = 0x3C;
 232     charging_logo[1] = 0x24;
 233     charging_logo[2] = charging_logo[35] = 0xFF;
 234
 235     if (!animate)
 236     {   /* draw the outline */
 237         /* middle part */
 238         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 239                         sizeof(charging_logo), 8);
 240         lcd_set_drawmode(DRMODE_FG);
 241         /* upper line */
 242         charging_logo[0] = charging_logo[1] = 0x00;
 243         memset(charging_logo+2, 0x80, 34);
 244         lcd_mono_bitmap(charging_logo, pox_x, pox_y, sizeof(charging_logo), 8);
 245         /* lower line */
 246         memset(charging_logo+2, 0x01, 34);
 247         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 16,
 248                         sizeof(charging_logo), 8);
 249         lcd_set_drawmode(DRMODE_SOLID);
 250     }
 251     else
 252     {   /* animate the middle part */
 253         for (i = 3; i<MIN(sizeof(charging_logo)-1, phase); i++)
 254         {
 255             if ((i-phase) % 8 == 0)
 256             {   /* draw a "bubble" here */
 257                 unsigned bitpos;
 258                 bitpos = (phase + i/8) % 15; /* "bounce" effect */
 259                 if (bitpos > 7)
 260                     bitpos = 14 - bitpos;
 261                 charging_logo[i] = 0x01 << bitpos;
 262             }
 263         }
 264         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 265                         sizeof(charging_logo), 8);
 266         phase++;
 267     }
 268     lcd_update();
 269 }
 270 #else /* not HAVE_LCD_BITMAP */
 271
 272 static unsigned long logo_chars[4];
 273 static const unsigned char logo_pattern[] = {
 274     0x07, 0x04, 0x1c, 0x14, 0x1c, 0x04, 0x07, 0, /* char 1 */
 275     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 2 */
 276     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 3 */
 277     0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1f, 0, /* char 4 */
 278 };
 279
 280 static void logo_lock_patterns(bool on)
 281 {
 282     int i;
 283
 284     if (on)
 285     {
 286         for (i = 0; i < 4; i++)
 287             logo_chars[i] = lcd_get_locked_pattern();
 288     }
 289     else
 290     {
 291         for (i = 0; i < 4; i++)
 292             lcd_unlock_pattern(logo_chars[i]);
 293     }
 294 }
 295
 296 static void charging_display_info(bool animate)
 297 {
 298     int battv;
 299     unsigned i, ypos;
 300     static unsigned phase = 3;
 301     char buf[32];
 302
 303     battv = battery_voltage();
 304     snprintf(buf, sizeof(buf), " %d.%02dV", battv / 1000, (battv % 1000) / 10);
 305     lcd_puts(4, 1, buf);
 306
 307     memcpy(buf, logo_pattern, 32); /* copy logo patterns */
 308
 309     if (!animate) /* build the screen */
 310     {
 311         lcd_double_height(false);
 312         lcd_puts(0, 0, "[Charging]");
 313         for (i = 0; i < 4; i++)
 314             lcd_putc(i, 1, logo_chars[i]);
 315     }
 316     else          /* animate the logo */
 317     {
 318         for (i = 3; i < MIN(19, phase); i++)
 319         {
 320             if ((i - phase) % 5 == 0)
 321             {    /* draw a "bubble" here */
 322                 ypos = (phase + i/5) % 9; /* "bounce" effect */
 323                 if (ypos > 4)
 324                     ypos = 8 - ypos;
 325                 buf[5 - ypos + 8 * (i/5)] |= 0x10u >> (i%5);
 326             }
 327         }
 328         phase++;
 329     }
 330
 331     for (i = 0; i < 4; i++)
 332         lcd_define_pattern(logo_chars[i], buf + 8 * i);
 333
 334     lcd_update();
 335 }
 336 #endif /* (not) HAVE_LCD_BITMAP */
 337
 338 /* blocks while charging, returns on event:
 339    1 if charger cable was removed
 340    2 if Off/Stop key was pressed
 341    3 if On key was pressed
 342    4 if USB was connected */
 343
 344 int charging_screen(void)
 345 {
 346     unsigned int button;
 347     int rc = 0;
 348
 349     ide_power_enable(false); /* power down the disk, else would be spinning */
 350
 351     lcd_clear_display();
 352     backlight_set_timeout(global_settings.backlight_timeout);
 353 #ifdef HAVE_REMOTE_LCD
 354     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 355 #endif
 356     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 357
 358 #ifdef HAVE_LCD_CHARCELLS
 359     logo_lock_patterns(true);
 360 #endif
 361     charging_display_info(false);
 362
 363     do
 364     {
 365         gui_syncstatusbar_draw(&statusbars, false);
 366         charging_display_info(true);
 367         button = get_action(CONTEXT_STD,HZ/3);
 368         if (button == ACTION_STD_OK)
 369             rc = 2;
 370         else if (usb_detect() == USB_INSERTED)
 371             rc = 3;
 372         else if (!charger_inserted())
 373             rc = 1;
 374     } while (!rc);
 375
 376 #ifdef HAVE_LCD_CHARCELLS
 377     logo_lock_patterns(false);
 378 #endif
 379     return rc;
 380 }
 381 #endif /* CONFIG_CHARGING && !HAVE_POWEROFF_WHILE_CHARGING && defined(CPU_SH) */
 382
 383 #if CONFIG_CHARGING
 384 void charging_splash(void)
 385 {
 386     splash(2*HZ, str(LANG_BATTERY_CHARGE));
 387     button_clear_queue();
 388 }
 389 #endif
 390
 391
 392 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
 393
 394 /* little helper function for voice output */
 395 static void say_time(int cursorpos, const struct tm *tm)
 396 {
 397     int value = 0;
 398     int unit = 0;
 399
 400     if (!global_settings.talk_menu)
 401         return;
 402
 403     switch(cursorpos)
 404     {
 405     case 0:
 406         value = tm->tm_hour;
 407         unit = UNIT_HOUR;
 408         break;
 409     case 1:
 410         value = tm->tm_min;
 411         unit = UNIT_MIN;
 412         break;
 413     case 2:
 414         value = tm->tm_sec;
 415         unit = UNIT_SEC;
 416         break;
 417     case 3:
 418         value = tm->tm_year + 1900;
 419         break;
 420     case 5:
 421         value = tm->tm_mday;
 422         break;
 423     }
 424
 425     if (cursorpos == 4) /* month */
 426         talk_id(LANG_MONTH_JANUARY + tm->tm_mon, false);
 427     else
 428         talk_value(value, unit, false);
 429 }
 430
 431
 432 #define INDEX_X 0
 433 #define INDEX_Y 1
 434
 435 #define SEPARATOR ":"
 436 bool set_time_screen(const char* title, struct tm *tm)
 437 {
 438     bool done = false;
 439     int button;
 440     unsigned int i, j, s;
 441     int cursorpos = 0;
 442     unsigned int julianday;
 443     unsigned int realyear;
 444     unsigned int width;
 445     unsigned int min, max;
 446     unsigned int statusbar_height = 0;
 447     unsigned int separator_width, weekday_width;
 448     unsigned int prev_line_height;
 449     int daysinmonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
 450     unsigned char buffer[20];
 451     struct viewport vp[NB_SCREENS];
 452     int nb_lines;
 453
 454     /* 6 possible cursor possitions, 2 values stored for each: x, y */
 455     unsigned int cursor[6][2];
 456
 457     int *valptr = NULL;
 458     unsigned char *ptr[6];
 459
 460     if(global_settings.statusbar)
 461         statusbar_height = STATUSBAR_HEIGHT;
 462
 463     /* speak selection when screen is entered */
 464     say_time(cursorpos, tm);
 465
 466     while (!done) {
 467         /* for easy acess in the drawing loop */
 468         ptr[0] = buffer;                     /* hours */
 469         ptr[1] = buffer + 3;                 /* minutes */
 470         ptr[2] = buffer + 6;                 /* seconds */
 471         ptr[3] = buffer + 9;                 /* year */
 472         ptr[4] = str(LANG_MONTH_JANUARY + tm->tm_mon); /* monthname */
 473         ptr[5] = buffer + 14;                /* day of month */
 474
 475         /* calculate the number of days in febuary */
 476         realyear = tm->tm_year + 1900;
 477         if((realyear % 4 == 0 && !(realyear % 100 == 0)) || realyear % 400 == 0)
 478             daysinmonth[1] = 29;
 479         else
 480             daysinmonth[1] = 28;
 481
 482         /* fix day if month or year changed */
 483         if (tm->tm_mday > daysinmonth[tm->tm_mon])
 484             tm->tm_mday = daysinmonth[tm->tm_mon];
 485
 486         /* calculate day of week */
 487         julianday = tm->tm_mday;
 488         for(i = 0; (int)i < tm->tm_mon; i++) {
 489            julianday += daysinmonth[i];
 490         }
 491
 492         tm->tm_wday = (realyear + julianday + (realyear - 1) / 4 -
 493                        (realyear - 1) / 100 + (realyear - 1) / 400 + 7 - 1) % 7;
 494
 495         /* put all the numbers we want from the tm struct into
 496            an easily printable buffer */
 497         snprintf(buffer, sizeof(buffer),
 498                  "%02d " "%02d " "%02d " "%04d " "%02d",
 499                  tm->tm_hour, tm->tm_min, tm->tm_sec,
 500                  tm->tm_year+1900, tm->tm_mday);
 501
 502         /* convert spaces in the buffer to '\0' to make it possible to work
 503            directly on the buffer */
 504         for(i=0; i < sizeof(buffer); i++)
 505         {
 506             if(buffer[i] == ' ')
 507                 buffer[i] = '\0';
 508         }
 509
 510         FOR_NB_SCREENS(s)
 511         {
 512             viewport_set_defaults(&vp[s], s);
 513             screens[s].set_viewport(&vp[s]);
 514             nb_lines = viewport_get_nb_lines(&vp[s]);
 515
 516             /* minimum lines needed is 2 + title line */
 517             if (nb_lines < 4)
 518             {
 519                 vp[s].font = FONT_SYSFIXED;
 520                 nb_lines = viewport_get_nb_lines(&vp[s]);
 521             }
 522
 523             /* recalculate the positions and offsets */
 524             if (nb_lines >= 3)
 525                 screens[s].getstringsize(title, NULL, &prev_line_height);
 526             else
 527                 prev_line_height = 0;
 528
 529             screens[s].getstringsize(SEPARATOR, &separator_width, NULL);
 530
 531             /* weekday */
 532             screens[s].getstringsize(str(LANG_WEEKDAY_SUNDAY + tm->tm_wday),
 533                                      &weekday_width, NULL);
 534             screens[s].getstringsize(" ", &separator_width, NULL);
 535
 536             for(i=0, j=0; i < 6; i++)
 537             {
 538                 if(i==3) /* second row */
 539                 {
 540                     j = weekday_width + separator_width;;
 541                     prev_line_height *= 2;
 542                 }
 543                 screens[s].getstringsize(ptr[i], &width, NULL);
 544                 cursor[i][INDEX_Y] = prev_line_height + statusbar_height;
 545                 cursor[i][INDEX_X] = j;
 546                 j += width + separator_width;
 547             }
 548
 549             /* draw the screen */
 550             screens[s].set_viewport(&vp[s]);
 551             screens[s].clear_viewport();
 552             /* display the screen title */
 553             screens[s].puts_scroll(0, 0, title);
 554
 555             /* these are not selectable, so we draw them outside the loop */
 556             /* name of the week day */
 557             screens[s].putsxy(0, cursor[3][INDEX_Y],
 558                               str(LANG_WEEKDAY_SUNDAY + tm->tm_wday));
 559
 560             /* draw the selected item with drawmode set to
 561                 DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable
 562                 items with drawmode DRMODE_SOLID */
 563             for(i=0; i<6; i++)
 564             {
 565                 if (cursorpos == (int)i)
 566                     vp[s].drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID);
 567
 568                 screens[s].putsxy(cursor[i][INDEX_X],
 569                                   cursor[i][INDEX_Y], ptr[i]);
 570
 571                 vp[s].drawmode = DRMODE_SOLID;
 572
 573                 screens[s].putsxy(cursor[i/4 +1][INDEX_X] - separator_width,
 574                                   cursor[0][INDEX_Y], SEPARATOR);
 575             }
 576
 577             /* print help text */
 578             if (nb_lines > 4)
 579                 screens[s].puts(0, 4, str(LANG_TIME_SET_BUTTON));
 580             if (nb_lines > 5)
 581                 screens[s].puts(0, 5, str(LANG_TIME_REVERT));
 582             screens[s].update_viewport();
 583             screens[s].set_viewport(NULL);
 584         }
 585
 586         /* set the most common numbers */
 587         min = 0;
 588         max = 59;
 589         /* calculate the minimum and maximum for the number under cursor */
 590         switch(cursorpos) {
 591             case 0: /* hour */
 592                 max = 23;
 593                 valptr = &tm->tm_hour;
 594                 break;
 595             case 1: /* minute */
 596                 valptr = &tm->tm_min;
 597                 break;
 598             case 2: /* second */
 599                 valptr = &tm->tm_sec;
 600                 break;
 601             case 3: /* year */
 602                 min = 1;
 603                 max = 200;
 604                 valptr = &tm->tm_year;
 605                 break;
 606             case 4: /* month */
 607                 max = 11;
 608                 valptr = &tm->tm_mon;
 609                 break;
 610             case 5: /* day */
 611                 min = 1;
 612                 max = daysinmonth[tm->tm_mon];
 613                 valptr = &tm->tm_mday;
 614                 break;
 615         }
 616
 617         button = get_action(CONTEXT_SETTINGS_TIME, TIMEOUT_BLOCK);
 618         switch ( button ) {
 619             case ACTION_STD_PREV:
 620                 cursorpos = clamp_value_wrap(--cursorpos, 5, 0);
 621                 say_time(cursorpos, tm);
 622                 break;
 623             case ACTION_STD_NEXT:
 624                 cursorpos = clamp_value_wrap(++cursorpos, 5, 0);
 625                 say_time(cursorpos, tm);
 626                 break;
 627             case ACTION_SETTINGS_INC:
 628             case ACTION_SETTINGS_INCREPEAT:
 629                 *valptr = clamp_value_wrap(++(*valptr), max, min);
 630                 say_time(cursorpos, tm);
 631                 break;
 632             case ACTION_SETTINGS_DEC:
 633             case ACTION_SETTINGS_DECREPEAT:
 634                 *valptr = clamp_value_wrap(--(*valptr), max, min);
 635                 say_time(cursorpos, tm);
 636                 break;
 637
 638             case ACTION_STD_OK:
 639                 done = true;
 640                 break;
 641
 642             case ACTION_STD_CANCEL:
 643                 done = true;
 644                 tm->tm_year = -1;
 645                 break;
 646
 647             default:
 648                 if (default_event_handler(button) == SYS_USB_CONNECTED)
 649                     return true;
 650                 break;
 651         }
 652     }
 653     return false;
 654 }
 655 #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */
 656
 657 #if (CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF)
 658 bool shutdown_screen(void)
 659 {
 660     int button;
 661     bool done = false;
 662     long time_entered = current_tick;
 663
 664     lcd_stop_scroll();
 665
 666     splash(0, str(LANG_CONFIRM_SHUTDOWN));
 667
 668     while(!done && TIME_BEFORE(current_tick,time_entered+HZ*2))
 669     {
 670         button = get_action(CONTEXT_STD,HZ);
 671         switch(button)
 672         {
 673             case ACTION_STD_CANCEL:
 674                 sys_poweroff();
 675                 break;
 676
 677             /* do nothing here, because ACTION_NONE might be caused
 678              * by timeout or button release. In case of timeout the loop
 679              * is terminated by TIME_BEFORE */
 680             case ACTION_NONE:
 681                 break;
 682
 683             default:
 684                 if(default_event_handler(button) == SYS_USB_CONNECTED)
 685                     return true;
 686                 done = true;
 687                 break;
 688         }
 689     }
 690     return false;
 691 }
 692 #endif
 693
 694 static const int id3_headers[]=
 695 {
 696     LANG_ID3_TITLE,
 697     LANG_ID3_ARTIST,
 698     LANG_ID3_ALBUM,
 699     LANG_ID3_ALBUMARTIST,
 700     LANG_ID3_GROUPING,
 701     LANG_ID3_DISCNUM,
 702     LANG_ID3_TRACKNUM,
 703     LANG_ID3_COMMENT,
 704     LANG_ID3_GENRE,
 705     LANG_ID3_YEAR,
 706     LANG_ID3_LENGTH,
 707     LANG_ID3_PLAYLIST,
 708     LANG_ID3_BITRATE,
 709     LANG_ID3_FREQUENCY,
 710 #if CONFIG_CODEC == SWCODEC
 711     LANG_ID3_TRACK_GAIN,
 712     LANG_ID3_ALBUM_GAIN,
 713 #endif
 714     LANG_ID3_PATH,
 715 };
 716 struct id3view_info {
 717     struct mp3entry* id3;
 718     int count;
 719     int info_id[sizeof(id3_headers)/sizeof(id3_headers[0])];
 720 };
 721 static char * id3_get_info(int selected_item, void* data,
 722                            char *buffer, size_t buffer_len)
 723 {
 724     struct id3view_info *info = (struct id3view_info*)data;
 725     struct mp3entry* id3 =info->id3;
 726     int info_no=selected_item/2;
 727     if(!(selected_item%2))
 728     {/* header */
 729         return( str(id3_headers[info->info_id[info_no]]));
 730     }
 731     else
 732     {/* data */
 733
 734         char * val=NULL;
 735         switch(info->info_id[info_no])
 736         {
 737             case 0:/*LANG_ID3_TITLE*/
 738                 val=id3->title;
 739                 break;
 740             case 1:/*LANG_ID3_ARTIST*/
 741                 val=id3->artist;
 742                 break;
 743             case 2:/*LANG_ID3_ALBUM*/
 744                 val=id3->album;
 745                 break;
 746             case 3:/*LANG_ID3_ALBUMARTIST*/
 747                 val=id3->albumartist;
 748                 break;
 749             case 4:/*LANG_ID3_GROUPING*/
 750                 val=id3->grouping;
 751                 break;
 752             case 5:/*LANG_ID3_DISCNUM*/
 753                 if (id3->disc_string)
 754                     val = id3->disc_string;
 755                 else if (id3->discnum)
 756                 {
 757                     snprintf(buffer, buffer_len, "%d", id3->discnum);
 758                     val = buffer;
 759                 }
 760                 break;
 761             case 6:/*LANG_ID3_TRACKNUM*/
 762                 if (id3->track_string)
 763                     val = id3->track_string;
 764                 else if (id3->tracknum)
 765                 {
 766                     snprintf(buffer, buffer_len, "%d", id3->tracknum);
 767                     val = buffer;
 768                 }
 769                 break;
 770             case 7:/*LANG_ID3_COMMENT*/
 771                 val=id3->comment;
 772                 break;
 773             case 8:/*LANG_ID3_GENRE*/
 774                 val = id3->genre_string;
 775                 break;
 776             case 9:/*LANG_ID3_YEAR*/
 777                 if (id3->year_string)
 778                     val = id3->year_string;
 779                 else if (id3->year)
 780                 {
 781                     snprintf(buffer, buffer_len, "%d", id3->year);
 782                     val = buffer;
 783                 }
 784                 break;
 785             case 10:/*LANG_ID3_LENGTH*/
 786                 format_time(buffer, buffer_len, id3->length);
 787                 val=buffer;
 788                 break;
 789             case 11:/*LANG_ID3_PLAYLIST*/
 790                 snprintf(buffer, buffer_len, "%d/%d",
 791                          playlist_get_display_index(), playlist_amount());
 792                 val=buffer;
 793                 break;
 794             case 12:/*LANG_ID3_BITRATE*/
 795                 snprintf(buffer, buffer_len, "%d kbps%s", id3->bitrate,
 796             id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) "");
 797                 val=buffer;
 798                 break;
 799             case 13:/*LANG_ID3_FREQUENCY*/
 800                 snprintf(buffer, buffer_len, "%ld Hz", id3->frequency);
 801                 val=buffer;
 802                 break;
 803 #if CONFIG_CODEC == SWCODEC
 804             case 14:/*LANG_ID3_TRACK_GAIN*/
 805                 val=id3->track_gain_string;
 806                 break;
 807             case 15:/*LANG_ID3_ALBUM_GAIN*/
 808                 val=id3->album_gain_string;
 809                 break;
 810             case 16:/*LANG_ID3_PATH*/
 811 #else
 812             case 14:/*LANG_ID3_PATH*/
 813 #endif
 814                 val=id3->path;
 815                 break;
 816         }
 817         return val && *val ? val : NULL;
 818     }
 819 }
 820
 821 bool browse_id3(void)
 822 {
 823     struct gui_synclist id3_lists;
 824     struct mp3entry* id3 = audio_current_track();
 825     int key;
 826     unsigned int i;
 827     struct id3view_info info;
 828     info.count = 0;
 829     info.id3 = id3;
 830     for (i=0; i<sizeof(id3_headers)/sizeof(id3_headers[0]); i++)
 831     {
 832         char temp[8];
 833         info.info_id[i] = i;
 834         if (id3_get_info((i*2)+1, &info, temp, 8) != NULL)
 835             info.info_id[info.count++] = i;
 836     }
 837
 838     gui_synclist_init(&id3_lists, &id3_get_info, &info, true, 2, NULL);
 839     gui_synclist_set_nb_items(&id3_lists, info.count*2);
 840     gui_synclist_draw(&id3_lists);
 841     while (true) {
 842         key = get_action(CONTEXT_LIST,HZ/2);
 843         if(key!=ACTION_NONE && key!=ACTION_UNKNOWN
 844         && !gui_synclist_do_button(&id3_lists, &key,LIST_WRAP_UNLESS_HELD))
 845         {
 846             return(default_event_handler(key) == SYS_USB_CONNECTED);
 847         }
 848     }
 849 }
 850
 851 static char* runtime_get_data(int selected_item, void* data,
 852                               char* buffer, size_t buffer_len)
 853 {
 854     (void)data;
 855     int t;
 856     switch (selected_item)
 857     {
 858         case 0: return str(LANG_RUNNING_TIME);
 859         case 1: t = global_status.runtime;      break;
 860         case 2: return str(LANG_TOP_TIME);
 861         case 3: t = global_status.topruntime;   break;
 862         default:
 863             return "";
 864     }
 865
 866     snprintf(buffer, buffer_len, "%dh %dm %ds",
 867         t / 3600, (t % 3600) / 60, t % 60);
 868     return buffer;
 869 }
 870
 871 static int runtime_speak_data(int selected_item, void* data)
 872 {
 873     (void) data;
 874     talk_ids(false,
 875              (selected_item < 2) ? LANG_RUNNING_TIME : LANG_TOP_TIME,
 876              TALK_ID((selected_item < 2) ? global_status.runtime
 877                      : global_status.topruntime, UNIT_TIME));
 878     return 0;
 879 }
 880
 881
 882 bool view_runtime(void)
 883 {
 884     static const char *lines[]={ID2P(LANG_CLEAR_TIME)};
 885     static const struct text_message message={lines, 1};
 886
 887     struct gui_synclist lists;
 888     int action;
 889     gui_synclist_init(&lists, runtime_get_data, NULL, false, 2, NULL);
 890 #if !defined(HAVE_LCD_CHARCELLS)
 891     gui_synclist_set_title(&lists, str(LANG_RUNNING_TIME), NOICON);
 892 #else
 893     gui_synclist_set_title(&lists, NULL, NOICON);
 894 #endif
 895     if(global_settings.talk_menu)
 896         gui_synclist_set_voice_callback(&lists, runtime_speak_data);
 897     gui_synclist_set_icon_callback(&lists, NULL);
 898     gui_synclist_set_nb_items(&lists, 4);
 899     gui_synclist_speak_item(&lists);
 900     while(1)
 901     {
 902 #if CONFIG_CHARGING
 903         if (charger_inserted())
 904         {
 905             global_status.runtime = 0;
 906         }
 907         else
 908 #endif
 909         {
 910             global_status.runtime += ((current_tick - lasttime) / HZ);
 911         }
 912         lasttime = current_tick;
 913         gui_synclist_draw(&lists);
 914         list_do_action(CONTEXT_STD, HZ,
 915                     &lists, &action, LIST_WRAP_UNLESS_HELD);
 916         if(action == ACTION_STD_CANCEL)
 917             break;
 918         if(action == ACTION_STD_OK) {
 919             if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
 920             {
 921                 if (!(gui_synclist_get_sel_pos(&lists)/2))
 922                     global_status.runtime = 0;
 923                 else
 924                     global_status.topruntime = 0;
 925                 gui_synclist_speak_item(&lists);
 926             }
 927         }
 928         if(default_event_handler(action) == SYS_USB_CONNECTED)
 929             return true;
 930     }
 931     return false;
 932 }