apps/settings.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by wavey@wavey.org
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #ifndef __SETTINGS_H__
  21 #define __SETTINGS_H__
  22
  23 #include <stdbool.h>
  24 #include "config.h"
  25 #include "file.h"
  26 #include "dircache.h"
  27 #include "timefuncs.h"
  28
  29 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
  30 #include "backlight.h" /* for [MIN|MAX]_BRIGHTNESS_SETTING */
  31 #endif
  32
  33 #define ROCKBOX_DIR "/.rockbox"
  34 #define ROCKBOX_DIR_LEN 9
  35 #define FONT_DIR "/fonts"
  36 #define LANG_DIR "/langs"
  37 #define WPS_DIR ROCKBOX_DIR "/wps"
  38 #define THEME_DIR ROCKBOX_DIR "/themes"
  39 #define PLUGIN_DIR ROCKBOX_DIR"/rocks"
  40 #define BACKDROP_DIR ROCKBOX_DIR"/backdrops"
  41 #define REC_BASE_DIR "/recordings"
  42 #define EQS_DIR ROCKBOX_DIR "/eqs"
  43
  44 #define MAX_FILENAME 20
  45
  46 /* button definitions */
  47 #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
  48   (CONFIG_KEYPAD == IRIVER_H300_PAD)
  49 #define SETTINGS_INC     BUTTON_UP
  50 #define SETTINGS_DEC     BUTTON_DOWN
  51 #define SETTINGS_OK      BUTTON_SELECT
  52 #define SETTINGS_OK2     BUTTON_LEFT
  53 #define SETTINGS_CANCEL  BUTTON_OFF
  54 #define SETTINGS_CANCEL2 BUTTON_MODE
  55 #define SETTINGS_PREV    BUTTON_LEFT
  56 #define SETTINGS_NEXT    BUTTON_RIGHT
  57 #define SETTINGS_ACCEPT  BUTTON_ON
  58
  59 #elif CONFIG_KEYPAD == RECORDER_PAD
  60 #define SETTINGS_INC     BUTTON_UP
  61 #define SETTINGS_DEC     BUTTON_DOWN
  62 #define SETTINGS_OK      BUTTON_PLAY
  63 #define SETTINGS_OK2     BUTTON_LEFT
  64 #define SETTINGS_CANCEL  BUTTON_OFF
  65 #define SETTINGS_CANCEL2 BUTTON_F1
  66 #define SETTINGS_PREV    BUTTON_LEFT
  67 #define SETTINGS_NEXT    BUTTON_RIGHT
  68 #define SETTINGS_ACCEPT  BUTTON_ON
  69
  70 #elif CONFIG_KEYPAD == PLAYER_PAD
  71 #define SETTINGS_INC     BUTTON_RIGHT
  72 #define SETTINGS_DEC     BUTTON_LEFT
  73 #define SETTINGS_OK      BUTTON_PLAY
  74 #define SETTINGS_CANCEL  BUTTON_STOP
  75 #define SETTINGS_CANCEL2 BUTTON_MENU
  76
  77 #elif CONFIG_KEYPAD == ONDIO_PAD
  78 #define SETTINGS_INC     BUTTON_UP
  79 #define SETTINGS_DEC     BUTTON_DOWN
  80 #define SETTINGS_OK      BUTTON_RIGHT
  81 #define SETTINGS_OK2     BUTTON_LEFT
  82 #define SETTINGS_CANCEL  BUTTON_MENU
  83 #define SETTINGS_CANCEL2 BUTTON_OFF
  84
  85 #elif CONFIG_KEYPAD == GMINI100_PAD
  86 #define SETTINGS_INC     BUTTON_UP
  87 #define SETTINGS_DEC     BUTTON_DOWN
  88 #define SETTINGS_OK      BUTTON_PLAY
  89 #define SETTINGS_OK2     BUTTON_LEFT
  90 #define SETTINGS_CANCEL  BUTTON_OFF
  91 #define SETTINGS_CANCEL2 BUTTON_MENU
  92 #define SETTINGS_PREV    BUTTON_LEFT
  93 #define SETTINGS_NEXT    BUTTON_RIGHT
  94 #define SETTINGS_ACCEPT  BUTTON_MENU
  95
  96 #elif (CONFIG_KEYPAD == IPOD_3G_PAD) || (CONFIG_KEYPAD == IPOD_4G_PAD)
  97 #define SETTINGS_INC     BUTTON_SCROLL_FWD
  98 #define SETTINGS_DEC     BUTTON_SCROLL_BACK
  99 #define SETTINGS_OK      BUTTON_SELECT
 100 #define SETTINGS_CANCEL  BUTTON_MENU
 101 #define SETTINGS_PREV    BUTTON_LEFT
 102 #define SETTINGS_NEXT    BUTTON_RIGHT
 103 #define SETTINGS_ACCEPT  BUTTON_PLAY
 104
 105 #elif CONFIG_KEYPAD == IRIVER_IFP7XX_PAD
 106 #define SETTINGS_INC     BUTTON_UP
 107 #define SETTINGS_DEC     BUTTON_DOWN
 108 #define SETTINGS_OK      BUTTON_SELECT
 109 #define SETTINGS_CANCEL  BUTTON_PLAY
 110 #define SETTINGS_PREV    BUTTON_LEFT
 111 #define SETTINGS_NEXT    BUTTON_RIGHT
 112
 113 #elif CONFIG_KEYPAD == IAUDIO_X5_PAD
 114 #define SETTINGS_INC     BUTTON_UP
 115 #define SETTINGS_DEC     BUTTON_DOWN
 116 #define SETTINGS_OK      BUTTON_SELECT
 117 #define SETTINGS_CANCEL  BUTTON_REC
 118 #define SETTINGS_PREV    BUTTON_LEFT
 119 #define SETTINGS_NEXT    BUTTON_RIGHT
 120 #define SETTINGS_ACCEPT  BUTTON_PLAY
 121
 122 #elif CONFIG_KEYPAD == GIGABEAT_PAD
 123 #define SETTINGS_INC     BUTTON_UP
 124 #define SETTINGS_DEC     BUTTON_DOWN
 125 #define SETTINGS_OK      BUTTON_MENU
 126 #define SETTINGS_CANCEL  BUTTON_A
 127 #define SETTINGS_PREV    BUTTON_LEFT
 128 #define SETTINGS_NEXT    BUTTON_RIGHT
 129 #define SETTINGS_ACCEPT  BUTTON_SELECT
 130
 131 #endif
 132
 133 /* data structures */
 134
 135 #define BOOKMARK_NO  0
 136 #define BOOKMARK_YES 1
 137 #define BOOKMARK_ASK 2
 138 #define BOOKMARK_UNIQUE_ONLY 2
 139 #define BOOKMARK_RECENT_ONLY_YES 3
 140 #define BOOKMARK_RECENT_ONLY_ASK 4
 141 #define FF_REWIND_1000   0
 142 #define FF_REWIND_2000   1
 143 #define FF_REWIND_3000   2
 144 #define FF_REWIND_4000   3
 145 #define FF_REWIND_5000   4
 146 #define FF_REWIND_6000   5
 147 #define FF_REWIND_8000   6
 148 #define FF_REWIND_10000  7
 149 #define FF_REWIND_15000  8
 150 #define FF_REWIND_20000  9
 151 #define FF_REWIND_25000 10
 152 #define FF_REWIND_30000 11
 153 #define FF_REWIND_45000 12
 154 #define FF_REWIND_60000 13
 155
 156 #define TRIG_MODE_OFF 0
 157 #define TRIG_MODE_NOREARM 1
 158 #define TRIG_MODE_REARM 2
 159
 160 #define TRIG_DURATION_COUNT 13
 161 extern const char * const trig_durations[TRIG_DURATION_COUNT];
 162
 163 #define CROSSFADE_ENABLE_SHUFFLE  1
 164 #define CROSSFADE_ENABLE_ALWAYS   2
 165
 166 /* These define "virtual pointers", which could either be a literal string,
 167    or a mean a string ID if the pointer is in a certain range.
 168    This helps to save space for menus and options. */
 169
 170 #define VIRT_SIZE 0xFFFF /* more than enough for our string ID range */
 171 #ifdef SIMULATOR
 172 /* a space which is defined in stubs.c */
 173 extern unsigned char vp_dummy[VIRT_SIZE];
 174 #define VIRT_PTR vp_dummy
 175 #else
 176 /* a location where we won't store strings, 0 is the fastest */
 177 #define VIRT_PTR ((unsigned char*)0)
 178 #endif
 179
 180 /* form a "virtual pointer" out of a language ID */
 181 #define ID2P(id) (VIRT_PTR + id)
 182
 183 /* resolve a pointer which could be a virtualized ID or a literal */
 184 #define P2STR(p) (char *)((p>=VIRT_PTR && p<=VIRT_PTR+VIRT_SIZE) ? str(p-VIRT_PTR) : p)
 185
 186 /* get the string ID from a virtual pointer, -1 if not virtual */
 187 #define P2ID(p) ((p>=VIRT_PTR && p<=VIRT_PTR+VIRT_SIZE) ? p-VIRT_PTR : -1)
 188
 189
 190 struct user_settings
 191 {
 192     /* audio settings */
 193
 194     int volume;     /* audio output volume:  0-100 0=off   100=max           */
 195     int balance;    /* stereo balance:       0-100 0=left  50=bal 100=right  */
 196     int bass;       /* bass eq:              0-100 0=off   100=max           */
 197     int treble;     /* treble eq:            0-100 0=low   100=high          */
 198     int loudness;   /* loudness eq:          0-100 0=off   100=max           */
 199     int avc;        /* auto volume correct:  0=off, 1=20ms, 2=2s 3=4s 4=8s   */
 200     int channel_config; /* Stereo, Mono, Custom, Mono left, Mono right, Karaoke */
 201     int stereo_width; /* 0-255% */
 202     int mdb_strength; /* 0-127dB */
 203     int mdb_harmonics; /* 0-100% */
 204     int mdb_center; /* 20-300Hz */
 205     int mdb_shape; /* 50-300Hz */
 206     bool mdb_enable; /* true/false */
 207     bool superbass; /* true/false */
 208
 209 #if CONFIG_CODEC == SWCODEC
 210     int crossfade;     /* Enable crossfade (0=off,1=shuffle,2=always)      */
 211     int crossfade_fade_in_delay;      /* Fade in delay (0-15s)             */
 212     int crossfade_fade_out_delay;     /* Fade out delay (0-15s)            */
 213     int crossfade_fade_in_duration;   /* Fade in duration (0-15s)          */
 214     int crossfade_fade_out_duration;  /* Fade out duration (0-15s)         */
 215     int crossfade_fade_out_mixmode;   /* Fade out mode (0=crossfade,1=mix) */
 216 #endif
 217
 218     int rec_quality;   /* 0-7 */
 219     int rec_source;    /* 0=mic, 1=line, 2=S/PDIF */
 220     int rec_frequency; /* 0 = 44.1kHz
 221                           1 = 48kHz
 222                           2 = 32kHz
 223                           3 = 22.05kHz
 224                           4 = 24kHz
 225                           5 = 16kHz */
 226     int rec_channels;  /* 0=Stereo, 1=Mono */
 227     int rec_mic_gain; /* 0-15 */
 228     int rec_left_gain; /* 0-15 */
 229     int rec_right_gain; /* 0-15 */
 230 #ifdef HAVE_UDA1380
 231     int rec_linein_decimator_left_gain; /* -128 .. 48 */
 232     int rec_linein_decimator_right_gain; /* -128 .. 48 */
 233     int rec_mic_decimator_left_gain; /* -128 .. 48 */
 234     int rec_mic_decimator_right_gain; /* -128 .. 48 */
 235 #endif
 236     bool rec_editable; /* true means that the bit reservoir is off */
 237
 238     /* note: timesplit setting is not saved */
 239     int rec_timesplit; /* 0 = off,
 240                           1 = 00:05, 2 = 00:10, 3 = 00:15, 4 = 00:30
 241                           5 = 01:00, 6 = 02:00, 7 = 04:00, 8 = 06:00
 242                           9 = 08:00, 10= 10:00, 11= 12:00, 12= 18:00,
 243                           13= 24:00 */
 244
 245     int rec_prerecord_time; /* In seconds, 0-30, 0 means OFF */
 246     int rec_directory; /* 0=base dir, 1=current dir */
 247     bool rec_startup; /* true means start Rockbox in recording screen */
 248     int cliplight; /* 0 = off
 249                       1 = main lcd
 250                       2 = main and remote lcd
 251                       3 = remote lcd */
 252
 253     int rec_start_thres;    /* negative: db, positive: % range -87 .. 100 */
 254     int rec_start_duration; /* index of trig_durations */
 255     int rec_stop_thres;     /* negative: db, positive: % */
 256     int rec_stop_postrec;   /* negative: db, positive: % range -87 .. 100 */
 257     int rec_stop_gap;       /* index of trig_durations */
 258     int rec_trigger_mode;   /* see TRIG_MODE_XXX constants */
 259
 260     /* device settings */
 261
 262     int contrast;   /* lcd contrast:          0-63 0=low 63=high            */
 263     bool invert;    /* invert display */
 264     bool invert_cursor; /* invert the current file in dir browser and menu
 265                            instead of using the default cursor */
 266     bool flip_display; /* turn display (and button layout) by 180 degrees */
 267     int poweroff;   /* power off timer */
 268     int backlight_timeout;  /* backlight off timeout:  0-18 0=never,
 269                                1=always,
 270                                then according to timeout_values[] */
 271     int backlight_timeout_plugged;
 272 #if CONFIG_BACKLIGHT == BL_IRIVER_H100
 273     int backlight_fade_in;  /* backlight fade in timing: 0..3 */
 274     int backlight_fade_out; /* backlight fade in timing: 0..7 */
 275 #endif
 276     int battery_capacity; /* in mAh */
 277     int battery_type;  /* for units which can take multiple types (Ondio). */
 278
 279 #ifdef HAVE_SPDIF_POWER
 280     bool spdif_enable; /* S/PDIF power on/off */
 281 #endif
 282
 283     /* resume settings */
 284
 285     bool resume;        /* resume option: 0=off, 1=on */
 286     int resume_index;  /* index in playlist (-1 for no active resume) */
 287     int resume_first_index;  /* index of first track in playlist */
 288     unsigned long resume_offset; /* byte offset in mp3 file */
 289     int resume_seed;   /* shuffle seed (-1=no resume shuffle 0=sorted
 290                           >0=shuffled) */
 291
 292     unsigned char font_file[MAX_FILENAME+1]; /* last font */
 293     unsigned char wps_file[MAX_FILENAME+1];  /* last wps */
 294     unsigned char lang_file[MAX_FILENAME+1]; /* last language */
 295
 296     /* misc options */
 297
 298     int repeat_mode;   /* 0=off 1=repeat all 2=repeat one 3=shuffle 4=ab */
 299     int dirfilter;     /* 0=display all, 1=only supported, 2=only music,
 300                           3=dirs+playlists, 4=ID3 database */
 301     bool sort_case;    /* dir sort order: 0=case insensitive, 1=sensitive */
 302     int volume_type;   /* how volume is displayed: 0=graphic, 1=percent */
 303     int battery_display; /* how battery is displayed: 0=graphic, 1=percent */
 304     int timeformat;    /* time format: 0=24 hour clock, 1=12 hour clock */
 305     int scroll_speed;  /* long texts scrolling speed: 1-30 */
 306     bool playlist_shuffle;
 307     bool play_selected; /* Plays selected file even in shuffle mode */
 308     int ff_rewind_min_step; /* FF/Rewind minimum step size */
 309     int ff_rewind_accel; /* FF/Rewind acceleration (in seconds per doubling) */
 310     int disk_spindown; /* time until disk spindown, in seconds (0=off) */
 311     bool disk_poweroff; /* whether to cut disk power after spindown or not */
 312     int buffer_margin; /* MP3 buffer watermark margin, in seconds */
 313
 314     int peak_meter_release;   /* units per read out */
 315     int peak_meter_hold;      /* hold time for peak meter in 1/100 s */
 316     int peak_meter_clip_hold; /* hold time for clips */
 317     bool peak_meter_dbfs;     /* show linear or dbfs values */
 318     int peak_meter_min; /* range minimum */
 319     int peak_meter_max; /* range maximum */
 320     bool car_adapter_mode; /* 0=off 1=on */
 321
 322     /* show status bar */
 323     bool statusbar;    /* 0=hide, 1=show */
 324
 325     /* show button bar */
 326     bool buttonbar;    /* 0=hide, 1=show */
 327
 328     /* show scroll bar */
 329     bool scrollbar;    /* 0=hide, 1=show */
 330
 331     /* goto current song when exiting WPS */
 332     bool browse_current; /* 1=goto current song,
 333                             0=goto previous location */
 334
 335     int runtime;       /* current runtime since last charge */
 336     int topruntime;    /* top known runtime */
 337
 338     int bidir_limit;   /* bidir scroll length limit */
 339     int scroll_delay;  /* delay (in 1/10s) before starting scroll */
 340     int scroll_step;   /* pixels to advance per update */
 341 #ifdef HAVE_LCD_BITMAP
 342     bool offset_out_of_view;
 343     int screen_scroll_step;
 344 #endif
 345
 346     /* auto bookmark settings */
 347     int autoloadbookmark;   /* auto load option: 0=off, 1=ask, 2=on */
 348     int autocreatebookmark; /* auto create option: 0=off, 1=ask, 2=on */
 349     int usemrb;                 /* use MRB list: 0=No, 1=Yes*/
 350 #ifdef HAVE_LCD_CHARCELLS
 351     int jump_scroll;   /* Fast jump when scrolling */
 352     int jump_scroll_delay; /* Delay between jump scroll screens */
 353 #endif
 354     bool fade_on_stop; /* fade on pause/unpause/stop */
 355     bool caption_backlight; /* turn on backlight at end and start of track */
 356
 357 #ifdef CONFIG_TUNER
 358     int fm_freq_step;    /* Frequency step for manual tuning, in kHz */
 359     bool fm_force_mono;  /* Forces Mono mode if true */
 360     bool fm_full_range;  /* Enables full 10MHz-160MHz range if true, else
 361                             only 88MHz-108MHz */
 362     int last_frequency;  /* Last frequency for resuming, in FREQ_STEP units,
 363                             relative to MIN_FREQ */
 364 #endif
 365
 366     int max_files_in_dir; /* Max entries in directory (file browser) */
 367     int max_files_in_playlist; /* Max entries in playlist */
 368     bool show_icons;   /* 0=hide 1=show */
 369     int recursive_dir_insert; /* should directories be inserted recursively */
 370
 371     bool   line_in;       /* false=off, true=active */
 372
 373     bool id3_v1_first;    /* true = ID3V1 has prio over ID3V2 tag */
 374
 375     /* playlist viewer settings */
 376     bool playlist_viewer_icons; /* display icons on viewer */
 377     bool playlist_viewer_indices; /* display playlist indices on viewer */
 378     int playlist_viewer_track_display; /* how to display tracks in viewer */
 379
 380     /* voice UI settings */
 381     bool talk_menu; /* enable voice UI */
 382     int talk_dir; /* talkbox mode: 0=off 1=number 2=clip@enter 3=clip@hover */
 383     int talk_file; /* voice filename mode: 0=off, 1=number, other t.b.d. */
 384
 385     /* file browser sorting */
 386     int sort_file; /* 0=alpha, 1=date, 2=date (new first), 3=type */
 387     int sort_dir; /* 0=alpha, 1=date (old first), 2=date (new first) */
 388
 389 #ifdef HAVE_REMOTE_LCD
 390     /* remote lcd */
 391     int remote_contrast;   /* lcd contrast:          0-63 0=low 63=high            */
 392     bool remote_invert;    /* invert display */
 393     bool remote_flip_display; /* turn display (and button layout) by 180 degrees */
 394     int remote_backlight_timeout;  /* backlight off timeout:  0-18 0=never,
 395                                1=always,
 396                                then according to timeout_values[] */
 397     int remote_backlight_timeout_plugged;
 398     bool remote_caption_backlight; /* turn on backlight at end and start of track */
 399 #ifdef HAVE_REMOTE_LCD_TICKING
 400     bool remote_reduce_ticking; /* 0=normal operation,
 401                                    1=EMI reduce on with cost more CPU. */
 402 #endif
 403 #endif
 404
 405     bool next_folder; /* move to next folder */
 406     bool runtimedb;   /* runtime database active? */
 407
 408 #if CONFIG_CODEC == SWCODEC
 409     bool replaygain;        /* enable replaygain */
 410     bool replaygain_noclip; /* scale to prevent clips */
 411     int  replaygain_type;   /* 0=track gain, 1=album gain, 2=track gain if
 412                                shuffle is on, album gain otherwise */
 413     int  replaygain_preamp; /* scale replaygained tracks by this */
 414     int  beep;              /* system beep volume when changing tracks etc. */
 415     bool crossfeed;         /* enable crossfeed */
 416 #endif
 417 #ifdef HAVE_DIRCACHE
 418     bool dircache;          /* enable directory cache */
 419     int dircache_size;      /* directory cache structure last size, 22 bits */
 420 #endif
 421     int default_codepage;   /* set default codepage for tag conversion */
 422 #ifdef HAVE_REMOTE_LCD
 423     unsigned char rwps_file[MAX_FILENAME+1];  /* last remote-wps */
 424 #endif
 425 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
 426     int brightness;         /* iriver h300: backlight PWM value: 2..15
 427                                 (0 and 1 are black) */
 428 #endif
 429
 430 #if CONFIG_CODEC == SWCODEC
 431     bool eq_enabled;            /* Enable equalizer */
 432
 433     /* Order is important here, must be cutoff, q, then gain for each band.
 434        See dsp_eq_update_data in dsp.c for why. */
 435
 436     /* Band 0 settings */
 437     int  eq_band0_cutoff;      /* Hz */
 438     int  eq_band0_q;
 439     int  eq_band0_gain;        /* +/- dB */
 440
 441     /* Band 1 settings */
 442     int  eq_band1_cutoff;      /* Hz */
 443     int  eq_band1_q;
 444     int  eq_band1_gain;        /* +/- dB */
 445
 446     /* Band 2 settings */
 447     int  eq_band2_cutoff;      /* Hz */
 448     int  eq_band2_q;
 449     int  eq_band2_gain;        /* +/- dB */
 450
 451     /* Band 3 settings */
 452     int  eq_band3_cutoff;      /* Hz */
 453     int  eq_band3_q;
 454     int  eq_band3_gain;        /* +/- dB */
 455
 456     /* Band 4 settings */
 457     int  eq_band4_cutoff;      /* Hz */
 458     int  eq_band4_q;
 459     int  eq_band4_gain;        /* +/- dB */
 460 #endif
 461
 462 #ifdef HAVE_LCD_COLOR
 463     unsigned char backdrop_file[MAX_FILENAME+1];  /* backdrop bitmap file */
 464 #endif
 465
 466     bool warnon_erase_dynplaylist; /* warn when erasing dynamic playlist */
 467     bool scroll_paginated;   /* 0=dont 1=do */
 468 #ifdef HAVE_LCD_COLOR
 469     int bg_color; /* background color native format */
 470     int fg_color; /* foreground color native format */
 471 #endif
 472 };
 473
 474 enum optiontype { INT, BOOL };
 475
 476 struct opt_items {
 477     unsigned const char* string;
 478     long voice_id;
 479 };
 480
 481 /* prototypes */
 482
 483 void settings_calc_config_sector(void);
 484 int settings_save(void);
 485 void settings_load(int which);
 486 void settings_reset(void);
 487 void sound_settings_apply(void);
 488 void settings_apply(void);
 489 void settings_apply_pm_range(void);
 490 void settings_display(void);
 491
 492 bool settings_load_config(const char* file);
 493 bool settings_save_config(void);
 494 bool set_bool_options(const char* string, bool* variable,
 495                       const char* yes_str, int yes_voice,
 496                       const char* no_str, int no_voice,
 497                       void (*function)(bool));
 498
 499 bool set_bool(const char* string, bool* variable );
 500 bool set_option(const char* string, void* variable, enum optiontype type,
 501                 const struct opt_items* options, int numoptions, void (*function)(int));
 502 bool set_int(const unsigned char* string, const char* unit, int voice_unit,
 503              int* variable,
 504              void (*function)(int), int step, int min, int max,
 505              void (*formatter)(char*, int, int, const char*) );
 506 bool set_time_screen(const char* string, struct tm *tm);
 507 int read_line(int fd, char* buffer, int buffer_size);
 508 void set_file(char* filename, char* setting, int maxlen);
 509
 510 unsigned int rec_timesplit_seconds(void);
 511 void settings_apply_trigger(void);
 512
 513 /* global settings */
 514 extern struct user_settings global_settings;
 515 /* name of directory where configuration, fonts and other data
 516  * files are stored */
 517 extern long lasttime;
 518
 519 /* Recording base directory */
 520 extern const char rec_base_directory[];
 521
 522 /* system defines */
 523
 524 #ifdef HAVE_LCD_CHARCELLS
 525 #define MAX_CONTRAST_SETTING        31
 526 #define DEFAULT_CONTRAST_SETTING    30
 527 #else
 528 #define MAX_CONTRAST_SETTING        63
 529 #define DEFAULT_CONTRAST_SETTING    38
 530 #endif
 531 #define MIN_CONTRAST_SETTING        5
 532
 533
 534 /* argument bits for settings_load() */
 535 #define SETTINGS_RTC 1 /* only the settings from the RTC nonvolatile RAM */
 536 #define SETTINGS_HD  2 /* only the settings fron the disk sector */
 537 #define SETTINGS_ALL 3 /* both */
 538
 539 /* repeat mode options */
 540 enum
 541 {
 542     REPEAT_OFF,
 543     REPEAT_ALL,
 544     REPEAT_ONE,
 545     REPEAT_SHUFFLE,
 546 #if (AB_REPEAT_ENABLE == 1)
 547     REPEAT_AB,
 548 #endif
 549     NUM_REPEAT_MODES
 550 };
 551
 552 /* dir filter options */
 553 /* Note: Any new filter modes need to be added before NUM_FILTER_MODES.
 554  *       Any new rockbox browse filter modes (accessible through the menu)
 555  *       must be added after NUM_FILTER_MODES. */
 556 enum { SHOW_ALL, SHOW_SUPPORTED, SHOW_MUSIC, SHOW_PLAYLIST, SHOW_ID3DB,
 557        NUM_FILTER_MODES,
 558        SHOW_WPS, SHOW_RWPS, SHOW_CFG, SHOW_LNG, SHOW_MOD, SHOW_FONT, SHOW_PLUGINS};
 559
 560 /* recursive dir insert options */
 561 enum { RECURSE_OFF, RECURSE_ON, RECURSE_ASK };
 562
 563 /* replaygain types */
 564 enum { REPLAYGAIN_TRACK = 0, REPLAYGAIN_ALBUM, REPLAYGAIN_SHUFFLE };
 565
 566 #endif /* __SETTINGS_H__ */