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 #include "lang.h"
  29 #include "icons.h"
  30 #include "font.h"
  31 #include "audio.h"
  32 #include "mp3_playback.h"
  33 #include "usb.h"
  34 #include "settings.h"
  35 #include "status.h"
  36 #include "playlist.h"
  37 #include "sprintf.h"
  38 #include "kernel.h"
  39 #include "power.h"
  40 #include "system.h"
  41 #include "powermgmt.h"
  42 #include "talk.h"
  43 #include "misc.h"
  44 #include "metadata.h"
  45 #include "screens.h"
  46 #include "debug.h"
  47 #include "led.h"
  48 #include "sound.h"
  49 #include "splash.h"
  50 #include "statusbar.h"
  51 #include "screen_access.h"
  52 #include "pcmbuf.h"
  53 #include "list.h"
  54 #include "yesno.h"
  55 #include "backdrop.h"
  56 #include "viewport.h"
  57 #include "language.h"
  58
  59 #if CONFIG_CODEC == SWCODEC
  60 #include "dsp.h"
  61 #endif
  62
  63 #if (CONFIG_STORAGE & STORAGE_MMC)
  64 int mmc_remove_request(void)
  65 {
  66     struct queue_event ev;
  67     int i;
  68     FOR_NB_SCREENS(i)
  69         screens[i].clear_display();
  70     splash(0, ID2P(LANG_REMOVE_MMC));
  71
  72     while (1)
  73     {
  74         queue_wait_w_tmo(&button_queue, &ev, HZ/2);
  75         switch (ev.id)
  76         {
  77             case SYS_HOTSWAP_EXTRACTED:
  78                 return SYS_HOTSWAP_EXTRACTED;
  79
  80             case SYS_USB_DISCONNECTED:
  81                 return SYS_USB_DISCONNECTED;
  82         }
  83     }
  84 }
  85 #endif
  86
  87 /* the charging screen is only used for archos targets */
  88 #if CONFIG_CHARGING && !defined(HAVE_POWEROFF_WHILE_CHARGING) && defined(CPU_SH)
  89
  90 #ifdef HAVE_LCD_BITMAP
  91 static void charging_display_info(bool animate)
  92 {
  93     unsigned char charging_logo[36];
  94     const int pox_x = (LCD_WIDTH - sizeof(charging_logo)) / 2;
  95     const int pox_y = 32;
  96     static unsigned phase = 3;
  97     unsigned i;
  98
  99 #ifdef NEED_ATA_POWER_BATT_MEASURE
 100     if (ide_powered()) /* FM and V2 can only measure when ATA power is on */
 101 #endif
 102     {
 103         int battv = battery_voltage();
 104         lcd_putsf(0, 7, "  Batt: %d.%02dV %d%%  ", battv / 1000,
 105                  (battv % 1000) / 10, battery_level());
 106     }
 107
 108 #ifdef ARCHOS_RECORDER
 109     lcd_puts(0, 2, "Charge mode:");
 110
 111     const char *s;
 112     if (charge_state == CHARGING)
 113         s = str(LANG_BATTERY_CHARGE);
 114     else if (charge_state == TOPOFF)
 115         s = str(LANG_BATTERY_TOPOFF_CHARGE);
 116     else if (charge_state == TRICKLE)
 117         s = str(LANG_BATTERY_TRICKLE_CHARGE);
 118     else
 119         s = "not charging";
 120
 121     lcd_puts(0, 3, s);
 122     if (!charger_enabled())
 123         animate = false;
 124 #endif /* ARCHOS_RECORDER */
 125
 126     /* middle part */
 127     memset(charging_logo+3, 0x00, 32);
 128     charging_logo[0] = 0x3C;
 129     charging_logo[1] = 0x24;
 130     charging_logo[2] = charging_logo[35] = 0xFF;
 131
 132     if (!animate)
 133     {   /* draw the outline */
 134         /* middle part */
 135         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 136                         sizeof(charging_logo), 8);
 137         lcd_set_drawmode(DRMODE_FG);
 138         /* upper line */
 139         charging_logo[0] = charging_logo[1] = 0x00;
 140         memset(charging_logo+2, 0x80, 34);
 141         lcd_mono_bitmap(charging_logo, pox_x, pox_y, sizeof(charging_logo), 8);
 142         /* lower line */
 143         memset(charging_logo+2, 0x01, 34);
 144         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 16,
 145                         sizeof(charging_logo), 8);
 146         lcd_set_drawmode(DRMODE_SOLID);
 147     }
 148     else
 149     {   /* animate the middle part */
 150         for (i = 3; i<MIN(sizeof(charging_logo)-1, phase); i++)
 151         {
 152             if ((i-phase) % 8 == 0)
 153             {   /* draw a "bubble" here */
 154                 unsigned bitpos;
 155                 bitpos = (phase + i/8) % 15; /* "bounce" effect */
 156                 if (bitpos > 7)
 157                     bitpos = 14 - bitpos;
 158                 charging_logo[i] = BIT_N(bitpos);
 159             }
 160         }
 161         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 162                         sizeof(charging_logo), 8);
 163         phase++;
 164     }
 165     lcd_update();
 166 }
 167 #else /* not HAVE_LCD_BITMAP */
 168
 169 static unsigned long logo_chars[4];
 170 static const unsigned char logo_pattern[] = {
 171     0x07, 0x04, 0x1c, 0x14, 0x1c, 0x04, 0x07, 0, /* char 1 */
 172     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 2 */
 173     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 3 */
 174     0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1f, 0, /* char 4 */
 175 };
 176
 177 static void logo_lock_patterns(bool on)
 178 {
 179     int i;
 180
 181     if (on)
 182     {
 183         for (i = 0; i < 4; i++)
 184             logo_chars[i] = lcd_get_locked_pattern();
 185     }
 186     else
 187     {
 188         for (i = 0; i < 4; i++)
 189             lcd_unlock_pattern(logo_chars[i]);
 190     }
 191 }
 192
 193 static void charging_display_info(bool animate)
 194 {
 195     int battv;
 196     unsigned i, ypos;
 197     static unsigned phase = 3;
 198     char buf[32];
 199
 200     battv = battery_voltage();
 201     lcd_putsf(4, 1, " %d.%02dV", battv / 1000, (battv % 1000) / 10);
 202
 203     memcpy(buf, logo_pattern, 32); /* copy logo patterns */
 204
 205     if (!animate) /* build the screen */
 206     {
 207         lcd_double_height(false);
 208         lcd_puts(0, 0, "[Charging]");
 209         for (i = 0; i < 4; i++)
 210             lcd_putc(i, 1, logo_chars[i]);
 211     }
 212     else          /* animate the logo */
 213     {
 214         for (i = 3; i < MIN(19, phase); i++)
 215         {
 216             if ((i - phase) % 5 == 0)
 217             {    /* draw a "bubble" here */
 218                 ypos = (phase + i/5) % 9; /* "bounce" effect */
 219                 if (ypos > 4)
 220                     ypos = 8 - ypos;
 221                 buf[5 - ypos + 8 * (i/5)] |= 0x10u >> (i%5);
 222             }
 223         }
 224         phase++;
 225     }
 226
 227     for (i = 0; i < 4; i++)
 228         lcd_define_pattern(logo_chars[i], buf + 8 * i);
 229
 230     lcd_update();
 231 }
 232 #endif /* (not) HAVE_LCD_BITMAP */
 233
 234 /* blocks while charging, returns on event:
 235    1 if charger cable was removed
 236    2 if Off/Stop key was pressed
 237    3 if On key was pressed
 238    4 if USB was connected */
 239
 240 int charging_screen(void)
 241 {
 242     unsigned int button;
 243     int rc = 0;
 244
 245     ide_power_enable(false); /* power down the disk, else would be spinning */
 246
 247     lcd_clear_display();
 248     backlight_set_timeout(global_settings.backlight_timeout);
 249 #ifdef HAVE_REMOTE_LCD
 250     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 251 #endif
 252     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 253
 254 #ifdef HAVE_LCD_CHARCELLS
 255     logo_lock_patterns(true);
 256 #endif
 257     charging_display_info(false);
 258
 259     do
 260     {
 261         gui_syncstatusbar_draw(&statusbars, false);
 262         charging_display_info(true);
 263         button = get_action(CONTEXT_STD,HZ/3);
 264         if (button == ACTION_STD_OK)
 265             rc = 2;
 266         else if (usb_detect() == USB_INSERTED)
 267             rc = 3;
 268         else if (!charger_inserted())
 269             rc = 1;
 270     } while (!rc);
 271
 272 #ifdef HAVE_LCD_CHARCELLS
 273     logo_lock_patterns(false);
 274 #endif
 275     return rc;
 276 }
 277 #endif /* CONFIG_CHARGING && !HAVE_POWEROFF_WHILE_CHARGING && defined(CPU_SH) */
 278
 279 #if CONFIG_CHARGING
 280 void charging_splash(void)
 281 {
 282     splash(2*HZ, str(LANG_BATTERY_CHARGE));
 283     button_clear_queue();
 284 }
 285 #endif
 286
 287
 288 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
 289
 290 /* little helper function for voice output */
 291 static void say_time(int cursorpos, const struct tm *tm)
 292 {
 293     int value = 0;
 294     int unit = 0;
 295
 296     if (!global_settings.talk_menu)
 297         return;
 298
 299     switch(cursorpos)
 300     {
 301     case 0:
 302         value = tm->tm_hour;
 303         unit = UNIT_HOUR;
 304         break;
 305     case 1:
 306         value = tm->tm_min;
 307         unit = UNIT_MIN;
 308         break;
 309     case 2:
 310         value = tm->tm_sec;
 311         unit = UNIT_SEC;
 312         break;
 313     case 3:
 314         value = tm->tm_year + 1900;
 315         break;
 316     case 5:
 317         value = tm->tm_mday;
 318         break;
 319     }
 320
 321     if (cursorpos == 4) /* month */
 322         talk_id(LANG_MONTH_JANUARY + tm->tm_mon, false);
 323     else
 324         talk_value(value, unit, false);
 325 }
 326
 327
 328 #define INDEX_X 0
 329 #define INDEX_Y 1
 330
 331 #define SEPARATOR ":"
 332
 333 #define IDX_HOURS   0
 334 #define IDX_MINUTES 1
 335 #define IDX_SECONDS 2
 336 #define IDX_YEAR    3
 337 #define IDX_MONTH   4
 338 #define IDX_DAY     5
 339
 340 #define OFF_HOURS   0
 341 #define OFF_MINUTES 3
 342 #define OFF_SECONDS 6
 343 #define OFF_YEAR    9
 344 #define OFF_DAY     14
 345
 346 bool set_time_screen(const char* title, struct tm *tm)
 347 {
 348     struct viewport viewports[NB_SCREENS];
 349     bool done = false, usb = false;
 350     int cursorpos = 0;
 351     unsigned int s;
 352     unsigned char offsets_ptr[] =
 353         { OFF_HOURS, OFF_MINUTES, OFF_SECONDS, OFF_YEAR, 0, OFF_DAY };
 354
 355     if (lang_is_rtl())
 356     {
 357         offsets_ptr[IDX_HOURS] = OFF_SECONDS;
 358         offsets_ptr[IDX_SECONDS] = OFF_HOURS;
 359         offsets_ptr[IDX_YEAR] = OFF_DAY;
 360         offsets_ptr[IDX_DAY] = OFF_YEAR;
 361     }
 362
 363     /* speak selection when screen is entered */
 364     say_time(cursorpos, tm);
 365
 366 #ifdef HAVE_TOUCHSCREEN
 367     enum touchscreen_mode old_mode = touchscreen_get_mode();
 368     touchscreen_set_mode(TOUCHSCREEN_BUTTON);
 369 #endif
 370     while (!done) {
 371         int button;
 372         unsigned int i, realyear, min, max;
 373         unsigned char *ptr[6];
 374         unsigned char buffer[20];
 375         int *valptr = NULL;
 376         static unsigned char daysinmonth[] =
 377             {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
 378
 379         /* for easy acess in the drawing loop */
 380         for (i = 0; i < 6; i++)
 381             ptr[i] = buffer + offsets_ptr[i];
 382         ptr[IDX_MONTH] = str(LANG_MONTH_JANUARY + tm->tm_mon); /* month name */
 383
 384         /* calculate the number of days in febuary */
 385         realyear = tm->tm_year + 1900;
 386         if((realyear % 4 == 0 && !(realyear % 100 == 0)) || realyear % 400 == 0)
 387             daysinmonth[1] = 29;
 388         else
 389             daysinmonth[1] = 28;
 390
 391         /* fix day if month or year changed */
 392         if (tm->tm_mday > daysinmonth[tm->tm_mon])
 393             tm->tm_mday = daysinmonth[tm->tm_mon];
 394
 395         /* calculate day of week */
 396         set_day_of_week(tm);
 397
 398         /* put all the numbers we want from the tm struct into
 399            an easily printable buffer */
 400         snprintf(buffer, sizeof(buffer),
 401                  "%02d " "%02d " "%02d " "%04d " "%02d",
 402                  tm->tm_hour, tm->tm_min, tm->tm_sec,
 403                  tm->tm_year+1900, tm->tm_mday);
 404
 405         /* convert spaces in the buffer to '\0' to make it possible to work
 406            directly on the buffer */
 407         for(i=0; i < sizeof(buffer); i++)
 408         {
 409             if(buffer[i] == ' ')
 410                 buffer[i] = '\0';
 411         }
 412
 413         FOR_NB_SCREENS(s)
 414         {
 415             int pos, nb_lines;
 416             unsigned int separator_width, weekday_width;
 417             unsigned int j, width, prev_line_height;
 418             /* 6 possible cursor possitions, 2 values stored for each: x, y */
 419             unsigned int cursor[6][2];
 420             struct viewport *vp = &viewports[s];
 421             struct screen *screen = &screens[s];
 422             static unsigned char rtl_idx[] =
 423                 { IDX_SECONDS, IDX_MINUTES, IDX_HOURS, IDX_DAY, IDX_MONTH, IDX_YEAR };
 424
 425             viewport_set_defaults(vp, s);
 426             screen->set_viewport(vp);
 427             nb_lines = viewport_get_nb_lines(vp);
 428
 429             /* minimum lines needed is 2 + title line */
 430             if (nb_lines < 4)
 431             {
 432                 vp->font = FONT_SYSFIXED;
 433                 nb_lines = viewport_get_nb_lines(vp);
 434             }
 435
 436             /* recalculate the positions and offsets */
 437             if (nb_lines >= 3)
 438                 screen->getstringsize(title, NULL, &prev_line_height);
 439             else
 440                 prev_line_height = 0;
 441
 442             screen->getstringsize(SEPARATOR, &separator_width, NULL);
 443
 444             /* weekday */
 445             screen->getstringsize(str(LANG_WEEKDAY_SUNDAY + tm->tm_wday),
 446                                      &weekday_width, NULL);
 447             screen->getstringsize(" ", &separator_width, NULL);
 448
 449             for(i=0, j=0; i < 6; i++)
 450             {
 451                 if(i==3) /* second row */
 452                 {
 453                     j = weekday_width + separator_width;
 454                     prev_line_height *= 2;
 455                 }
 456                 screen->getstringsize(ptr[i], &width, NULL);
 457                 cursor[i][INDEX_Y] = prev_line_height;
 458                 cursor[i][INDEX_X] = j;
 459                 j += width + separator_width;
 460             }
 461
 462             /* draw the screen */
 463             screen->set_viewport(vp);
 464             screen->clear_viewport();
 465             /* display the screen title */
 466             screen->puts_scroll(0, 0, title);
 467
 468             /* these are not selectable, so we draw them outside the loop */
 469             /* name of the week day */
 470             screen->putsxy(0, cursor[3][INDEX_Y],
 471                               str(LANG_WEEKDAY_SUNDAY + tm->tm_wday));
 472
 473             pos = lang_is_rtl() ? rtl_idx[cursorpos] : cursorpos;
 474             /* draw the selected item with drawmode set to
 475                 DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable
 476                 items with drawmode DRMODE_SOLID */
 477             for(i=0; i<6; i++)
 478             {
 479                 if (pos == (int)i)
 480                     vp->drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID);
 481
 482                 screen->putsxy(cursor[i][INDEX_X],
 483                                   cursor[i][INDEX_Y], ptr[i]);
 484
 485                 vp->drawmode = DRMODE_SOLID;
 486
 487                 screen->putsxy(cursor[i/4 +1][INDEX_X] - separator_width,
 488                                   cursor[0][INDEX_Y], SEPARATOR);
 489             }
 490
 491             /* print help text */
 492             if (nb_lines > 4)
 493                 screen->puts(0, 4, str(LANG_TIME_SET_BUTTON));
 494             if (nb_lines > 5)
 495                 screen->puts(0, 5, str(LANG_TIME_REVERT));
 496             screen->update_viewport();
 497             screen->set_viewport(NULL);
 498         }
 499
 500         /* set the most common numbers */
 501         min = 0;
 502         max = 59;
 503         /* calculate the minimum and maximum for the number under cursor */
 504         switch(cursorpos) {
 505             case 0: /* hour */
 506                 max = 23;
 507                 valptr = &tm->tm_hour;
 508                 break;
 509             case 1: /* minute */
 510                 valptr = &tm->tm_min;
 511                 break;
 512             case 2: /* second */
 513                 valptr = &tm->tm_sec;
 514                 break;
 515             case 3: /* year */
 516                 min = 1;
 517                 max = 200;
 518                 valptr = &tm->tm_year;
 519                 break;
 520             case 4: /* month */
 521                 max = 11;
 522                 valptr = &tm->tm_mon;
 523                 break;
 524             case 5: /* day */
 525                 min = 1;
 526                 max = daysinmonth[tm->tm_mon];
 527                 valptr = &tm->tm_mday;
 528                 break;
 529         }
 530
 531         button = get_action(CONTEXT_SETTINGS_TIME, TIMEOUT_BLOCK);
 532         switch ( button ) {
 533             case ACTION_STD_PREV:
 534                 cursorpos = clamp_value_wrap(--cursorpos, 5, 0);
 535                 say_time(cursorpos, tm);
 536                 break;
 537             case ACTION_STD_NEXT:
 538                 cursorpos = clamp_value_wrap(++cursorpos, 5, 0);
 539                 say_time(cursorpos, tm);
 540                 break;
 541             case ACTION_SETTINGS_INC:
 542             case ACTION_SETTINGS_INCREPEAT:
 543                 *valptr = clamp_value_wrap(++(*valptr), max, min);
 544                 say_time(cursorpos, tm);
 545                 break;
 546             case ACTION_SETTINGS_DEC:
 547             case ACTION_SETTINGS_DECREPEAT:
 548                 *valptr = clamp_value_wrap(--(*valptr), max, min);
 549                 say_time(cursorpos, tm);
 550                 break;
 551
 552             case ACTION_STD_OK:
 553                 done = true;
 554                 break;
 555
 556             case ACTION_STD_CANCEL:
 557                 done = true;
 558                 tm->tm_year = -1;
 559                 break;
 560
 561             default:
 562                 if (default_event_handler(button) == SYS_USB_CONNECTED)
 563                     done = usb = true;
 564                 break;
 565         }
 566     }
 567     FOR_NB_SCREENS(s)
 568         screens[s].scroll_stop(&viewports[s]);
 569 #ifdef HAVE_TOUCHSCREEN
 570     touchscreen_set_mode(old_mode);
 571 #endif
 572     return usb;
 573 }
 574 #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */
 575
 576 #if (CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF)
 577 bool shutdown_screen(void)
 578 {
 579     int button;
 580     bool done = false;
 581     long time_entered = current_tick;
 582
 583     lcd_stop_scroll();
 584
 585     splash(0, str(LANG_CONFIRM_SHUTDOWN));
 586
 587     while(!done && TIME_BEFORE(current_tick,time_entered+HZ*2))
 588     {
 589         button = get_action(CONTEXT_STD,HZ);
 590         switch(button)
 591         {
 592             case ACTION_STD_CANCEL:
 593                 sys_poweroff();
 594                 break;
 595
 596             /* do nothing here, because ACTION_NONE might be caused
 597              * by timeout or button release. In case of timeout the loop
 598              * is terminated by TIME_BEFORE */
 599             case ACTION_NONE:
 600                 break;
 601
 602             default:
 603                 if(default_event_handler(button) == SYS_USB_CONNECTED)
 604                     return true;
 605                 done = true;
 606                 break;
 607         }
 608     }
 609     return false;
 610 }
 611 #endif
 612
 613 static const int id3_headers[]=
 614 {
 615     LANG_ID3_TITLE,
 616     LANG_ID3_ARTIST,
 617     LANG_ID3_ALBUM,
 618     LANG_ID3_ALBUMARTIST,
 619     LANG_ID3_GROUPING,
 620     LANG_ID3_DISCNUM,
 621     LANG_ID3_TRACKNUM,
 622     LANG_ID3_COMMENT,
 623     LANG_ID3_GENRE,
 624     LANG_ID3_YEAR,
 625     LANG_ID3_LENGTH,
 626     LANG_ID3_PLAYLIST,
 627     LANG_ID3_BITRATE,
 628     LANG_ID3_FREQUENCY,
 629 #if CONFIG_CODEC == SWCODEC
 630     LANG_ID3_TRACK_GAIN,
 631     LANG_ID3_ALBUM_GAIN,
 632 #endif
 633     LANG_ID3_PATH,
 634 };
 635
 636 struct id3view_info {
 637     struct mp3entry* id3;
 638     int count;
 639     int info_id[ARRAYLEN(id3_headers)];
 640 };
 641
 642 static const char* id3_get_info(int selected_item, void* data,
 643                                 char *buffer, size_t buffer_len)
 644 {
 645     struct id3view_info *info = (struct id3view_info*)data;
 646     struct mp3entry* id3 =info->id3;
 647     int info_no=selected_item/2;
 648     if(!(selected_item%2))
 649     {/* header */
 650         snprintf(buffer, buffer_len,
 651                  "[%s]", str(id3_headers[info->info_id[info_no]]));
 652         return buffer;
 653     }
 654     else
 655     {/* data */
 656
 657         char * val=NULL;
 658         switch(info->info_id[info_no])
 659         {
 660             case 0:/*LANG_ID3_TITLE*/
 661                 val=id3->title;
 662                 break;
 663             case 1:/*LANG_ID3_ARTIST*/
 664                 val=id3->artist;
 665                 break;
 666             case 2:/*LANG_ID3_ALBUM*/
 667                 val=id3->album;
 668                 break;
 669             case 3:/*LANG_ID3_ALBUMARTIST*/
 670                 val=id3->albumartist;
 671                 break;
 672             case 4:/*LANG_ID3_GROUPING*/
 673                 val=id3->grouping;
 674                 break;
 675             case 5:/*LANG_ID3_DISCNUM*/
 676                 if (id3->disc_string)
 677                     val = id3->disc_string;
 678                 else if (id3->discnum)
 679                 {
 680                     snprintf(buffer, buffer_len, "%d", id3->discnum);
 681                     val = buffer;
 682                 }
 683                 break;
 684             case 6:/*LANG_ID3_TRACKNUM*/
 685                 if (id3->track_string)
 686                     val = id3->track_string;
 687                 else if (id3->tracknum)
 688                 {
 689                     snprintf(buffer, buffer_len, "%d", id3->tracknum);
 690                     val = buffer;
 691                 }
 692                 break;
 693             case 7:/*LANG_ID3_COMMENT*/
 694                 if (!id3->comment)
 695                     return NULL;
 696                 snprintf(buffer, buffer_len, "%s", id3->comment);
 697                 val=buffer;
 698                 break;
 699             case 8:/*LANG_ID3_GENRE*/
 700                 val = id3->genre_string;
 701                 break;
 702             case 9:/*LANG_ID3_YEAR*/
 703                 if (id3->year_string)
 704                     val = id3->year_string;
 705                 else if (id3->year)
 706                 {
 707                     snprintf(buffer, buffer_len, "%d", id3->year);
 708                     val = buffer;
 709                 }
 710                 break;
 711             case 10:/*LANG_ID3_LENGTH*/
 712                 format_time(buffer, buffer_len, id3->length);
 713                 val=buffer;
 714                 break;
 715             case 11:/*LANG_ID3_PLAYLIST*/
 716                 snprintf(buffer, buffer_len, "%d/%d",
 717                          playlist_get_display_index(), playlist_amount());
 718                 val=buffer;
 719                 break;
 720             case 12:/*LANG_ID3_BITRATE*/
 721                 snprintf(buffer, buffer_len, "%d kbps%s", id3->bitrate,
 722             id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) "");
 723                 val=buffer;
 724                 break;
 725             case 13:/*LANG_ID3_FREQUENCY*/
 726                 snprintf(buffer, buffer_len, "%ld Hz", id3->frequency);
 727                 val=buffer;
 728                 break;
 729 #if CONFIG_CODEC == SWCODEC
 730             case 14:/*LANG_ID3_TRACK_GAIN*/
 731                 val=id3->track_gain_string;
 732                 break;
 733             case 15:/*LANG_ID3_ALBUM_GAIN*/
 734                 val=id3->album_gain_string;
 735                 break;
 736             case 16:/*LANG_ID3_PATH*/
 737 #else
 738             case 14:/*LANG_ID3_PATH*/
 739 #endif
 740                 val=id3->path;
 741                 break;
 742         }
 743         return val && *val ? val : NULL;
 744     }
 745 }
 746
 747 bool browse_id3(void)
 748 {
 749     struct gui_synclist id3_lists;
 750     struct mp3entry* id3 = audio_current_track();
 751     int key;
 752     unsigned int i;
 753     struct id3view_info info;
 754     info.count = 0;
 755     info.id3 = id3;
 756     for (i = 0; i < ARRAYLEN(id3_headers); i++)
 757     {
 758         char temp[8];
 759         info.info_id[i] = i;
 760         if (id3_get_info((i*2)+1, &info, temp, 8) != NULL)
 761             info.info_id[info.count++] = i;
 762     }
 763
 764     gui_synclist_init(&id3_lists, &id3_get_info, &info, true, 2, NULL);
 765     gui_synclist_set_nb_items(&id3_lists, info.count*2);
 766     gui_synclist_draw(&id3_lists);
 767     while (true) {
 768         key = get_action(CONTEXT_LIST,HZ/2);
 769         if(key!=ACTION_NONE && key!=ACTION_UNKNOWN
 770         && !gui_synclist_do_button(&id3_lists, &key,LIST_WRAP_UNLESS_HELD))
 771         {
 772             return(default_event_handler(key) == SYS_USB_CONNECTED);
 773         }
 774     }
 775 }
 776
 777 static const char* runtime_get_data(int selected_item, void* data,
 778                                     char* buffer, size_t buffer_len)
 779 {
 780     (void)data;
 781     int t;
 782     switch (selected_item)
 783     {
 784         case 0: return str(LANG_RUNNING_TIME);
 785         case 1: t = global_status.runtime;      break;
 786         case 2: return str(LANG_TOP_TIME);
 787         case 3: t = global_status.topruntime;   break;
 788         default:
 789             return "";
 790     }
 791
 792     snprintf(buffer, buffer_len, "%dh %dm %ds",
 793         t / 3600, (t % 3600) / 60, t % 60);
 794     return buffer;
 795 }
 796
 797 static int runtime_speak_data(int selected_item, void* data)
 798 {
 799     (void) data;
 800     talk_ids(false,
 801              (selected_item < 2) ? LANG_RUNNING_TIME : LANG_TOP_TIME,
 802              TALK_ID((selected_item < 2) ? global_status.runtime
 803                      : global_status.topruntime, UNIT_TIME));
 804     return 0;
 805 }
 806
 807
 808 bool view_runtime(void)
 809 {
 810     static const char *lines[]={ID2P(LANG_CLEAR_TIME)};
 811     static const struct text_message message={lines, 1};
 812
 813     struct gui_synclist lists;
 814     int action;
 815     gui_synclist_init(&lists, runtime_get_data, NULL, false, 2, NULL);
 816 #if !defined(HAVE_LCD_CHARCELLS)
 817     gui_synclist_set_title(&lists, str(LANG_RUNNING_TIME), NOICON);
 818 #else
 819     gui_synclist_set_title(&lists, NULL, NOICON);
 820 #endif
 821     if(global_settings.talk_menu)
 822         gui_synclist_set_voice_callback(&lists, runtime_speak_data);
 823     gui_synclist_set_icon_callback(&lists, NULL);
 824     gui_synclist_set_nb_items(&lists, 4);
 825     gui_synclist_speak_item(&lists);
 826     while(1)
 827     {
 828         global_status.runtime += ((current_tick - lasttime) / HZ);
 829
 830         lasttime = current_tick;
 831         gui_synclist_draw(&lists);
 832         list_do_action(CONTEXT_STD, HZ,
 833                     &lists, &action, LIST_WRAP_UNLESS_HELD);
 834         if(action == ACTION_STD_CANCEL)
 835             break;
 836         if(action == ACTION_STD_OK) {
 837             if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
 838             {
 839                 if (!(gui_synclist_get_sel_pos(&lists)/2))
 840                     global_status.runtime = 0;
 841                 else
 842                     global_status.topruntime = 0;
 843                 gui_synclist_speak_item(&lists);
 844             }
 845         }
 846         if(default_event_handler(action) == SYS_USB_CONNECTED)
 847             return true;
 848     }
 849     return false;
 850 }
 851
 852 #ifdef HAVE_TOUCHSCREEN
 853 static int get_sample(struct touchscreen_calibration *cal, int x, int y, int i,
 854                       struct screen* screen)
 855 {
 856     int action;
 857     short ts_x, ts_y;
 858
 859     /* Draw a cross */
 860     screen->drawline(x - 10, y, x - 2, y);
 861     screen->drawline(x + 2, y, x + 10, y);
 862     screen->drawline(x, y - 10, x, y - 2);
 863     screen->drawline(x, y + 2, x, y + 10);
 864     screen->update();
 865
 866     /* Wait for a touchscreen press */
 867     while(true)
 868     {
 869         action = get_action(CONTEXT_STD, TIMEOUT_BLOCK);
 870         if(action == ACTION_TOUCHSCREEN)
 871         {
 872             if(action_get_touchscreen_press(&ts_x, &ts_y) == BUTTON_REL)
 873                 break;
 874         }
 875         else if(action == ACTION_STD_CANCEL)
 876             return -1;
 877     }
 878
 879     cal->x[i][0] = ts_x;
 880     cal->y[i][0] = ts_y;
 881     cal->x[i][1] = x;
 882     cal->y[i][1] = y;
 883
 884     return 0;
 885 }
 886
 887
 888 int calibrate(void)
 889 {
 890     short points[3][2] = {
 891         {LCD_WIDTH/10, LCD_HEIGHT/10},
 892         {7*LCD_WIDTH/8, LCD_HEIGHT/2},
 893         {LCD_WIDTH/2, 7*LCD_HEIGHT/8}
 894     };
 895     struct screen* screen = &screens[SCREEN_MAIN];
 896     enum touchscreen_mode old_mode = touchscreen_get_mode();
 897     struct touchscreen_calibration cal;
 898     int i, ret = 0;
 899
 900     /* hide the statusbar */
 901     viewportmanager_theme_enable(SCREEN_MAIN, false, NULL);
 902
 903     touchscreen_disable_mapping(); /* set raw mode */
 904     touchscreen_set_mode(TOUCHSCREEN_POINT);
 905
 906     for(i=0; i<3; i++)
 907     {
 908         screen->clear_display();
 909
 910         if(get_sample(&cal, points[i][0], points[i][1], i, screen))
 911         {
 912             ret = -1;
 913             break;
 914         }
 915     }
 916
 917     if(ret == 0)
 918         touchscreen_calibrate(&cal);
 919     else
 920         touchscreen_reset_mapping();
 921
 922     memcpy(&global_settings.ts_calibration_data, &calibration_parameters,
 923         sizeof(struct touchscreen_parameter));
 924
 925     touchscreen_set_mode(old_mode);
 926     viewportmanager_theme_undo(SCREEN_MAIN, false);
 927
 928     settings_save();
 929     return ret;
 930 }
 931
 932 int reset_mapping(void)
 933 {
 934     touchscreen_reset_mapping();
 935
 936     memcpy(&global_settings.ts_calibration_data, &calibration_parameters,
 937         sizeof(struct touchscreen_parameter));
 938
 939     settings_save();
 940     return 0;
 941 }
 942 #endif