settings.c

编译后直接运行的ＭＰ３播放器全部Ｃ语言源代码 一个包含FAT文件系统、系统引导 Boot、FLASH Driver等内容的

            set_cfg_option(&global_settings.rec_source, value, options, 3); 
        }
        else if (!strcasecmp(name, "rec frequency")) {
            static char* options[] = {"44", "48", "32", "22", "24", "16"};
            set_cfg_option(&global_settings.rec_frequency, value, options, 6);
        }
        else if (!strcasecmp(name, "rec channels")) {
            static char* options[] = {"stereo", "mono"};
            set_cfg_option(&global_settings.rec_channels, value, options, 2);
        }
        else if (!strcasecmp(name, "editable recordings")) {
            set_cfg_bool(&global_settings.rec_editable, value);
        }
        else if (!strcasecmp(name, "prerecording time")) {
            set_cfg_int(&global_settings.rec_prerecord_time, value, 0, 30);
        }
        else if (!strcasecmp(name, "rec directory")) {
            static char* options[] = {rec_base_directory, "current"};
            set_cfg_option(&global_settings.rec_directory, value, options, 2);
        }
#endif
        else if (!strcasecmp(name, "idle poweroff")) {
            static char* options[] = {"off","1","2","3","4","5","6","7","8",
                                      "9","10","15","30","45","60"};
            set_cfg_option(&global_settings.poweroff, value, options, 15);
        }
#ifdef HAVE_MAS3507D
        else if (!strcasecmp(name, "line in")){
            set_cfg_bool(&global_settings.line_in, value);
	    dac_line_in(global_settings.line_in);
	}
#endif
        else if (!strcasecmp(name, "battery capacity"))
            set_cfg_int(&global_settings.battery_capacity, value,
                        1500, BATTERY_CAPACITY_MAX);
#ifdef HAVE_CHARGE_CTRL
        else if (!strcasecmp(name, "deep discharge"))
            set_cfg_bool(&global_settings.discharge, value);
        else if (!strcasecmp(name, "trickle charge"))
            set_cfg_bool(&global_settings.trickle_charge, value);
#endif
        else if (!strcasecmp(name, "volume fade"))
            set_cfg_bool(&global_settings.fade_on_stop, value);
        else if (!strcasecmp(name, "max files in dir"))
            set_cfg_int(&global_settings.max_files_in_dir, value,
                        50, 10000);
        else if (!strcasecmp(name, "max files in playlist"))
            set_cfg_int(&global_settings.max_files_in_playlist, value,
                        1000, 20000);
        else if (!strcasecmp(name, "car adapter mode"))
            set_cfg_bool(&global_settings.car_adapter_mode, value);
        else if (!strcasecmp(name, "recursive directory insert")) {
            static char* options[] = {"off", "on", "ask"};
            set_cfg_option(&global_settings.recursive_dir_insert, value,
                options, 3);
        }
        else if (!strcasecmp(name, "autoload bookmarks"))
        {
            static char* options[] = {"off", "on", "ask"};
            set_cfg_option(&global_settings.autoloadbookmark, value, options, 3);
        }
        else if (!strcasecmp(name, "autocreate bookmarks"))
        {
            static char* options[] = {"off", "on", "ask","recent only - yes","recent only - ask"};
            set_cfg_option(&global_settings.autocreatebookmark, value, options, 5);
        }
        else if (!strcasecmp(name, "use most-recent-bookmarks"))
        {
            static char* options[] = {"off", "on", "unique only"};
            set_cfg_option(&global_settings.usemrb, value, options, 3);
        }
        else if (!strcasecmp(name, "playlist viewer icons"))
            set_cfg_bool(&global_settings.playlist_viewer_icons, value);
        else if (!strcasecmp(name, "playlist viewer indices"))
            set_cfg_bool(&global_settings.playlist_viewer_indices, value);
        else if (!strcasecmp(name, "playlist viewer track display"))
        {
            static char* options[] = {"track name", "full path"};
            set_cfg_option(&global_settings.playlist_viewer_track_display,
                value, options, 2);
        }
    }

    close(fd);
    settings_apply();
    settings_save();
    return true;
}


bool settings_save_config(void)
{
    bool done = false;
    int fd, i, value;
    char filename[MAX_PATH];
    char* boolopt[] = {"off","on"};
    char* triopt[] = {"off","on","ask"};

    /* find unused filename */
    for (i=0; ; i++) {
        snprintf(filename, sizeof filename, ROCKBOX_DIR "/config%02d.cfg", i);
        fd = open(filename, O_RDONLY);
        if (fd < 0)
            break;
        close(fd);
    }

    /* allow user to modify filename */
    while (!done) {
        if (!kbd_input(filename, sizeof filename)) {
            fd = creat(filename,0);
            if (fd < 0) {
                lcd_clear_display();
                lcd_puts(0,0,str(LANG_FAILED));
                lcd_update();
                sleep(HZ);
            }
            else
                done = true;
        }
        else
            break;
    }

    /* abort if file couldn't be created */
    if (!done) {
        lcd_clear_display();
        lcd_puts(0,0,str(LANG_RESET_DONE_CANCEL));
        lcd_update();
        sleep(HZ);
        return false;
    }

    fprintf(fd, "# >>> .cfg file created by rockbox %s <<<\r\n", appsversion);
    fprintf(fd, "# >>>    http://rockbox.haxx.se    <<<\r\n#\r\n");
    fprintf(fd, "#\r\n# wps / language / font \r\n#\r\n");

    if (global_settings.wps_file[0] != 0)
        fprintf(fd, "wps: %s/%s.wps\r\n", ROCKBOX_DIR,
                global_settings.wps_file);

    if (global_settings.lang_file[0] != 0)
        fprintf(fd, "lang: %s/%s.lng\r\n", ROCKBOX_DIR LANG_DIR, 
                global_settings.lang_file);

#ifdef HAVE_LCD_BITMAP
    if (global_settings.font_file[0] != 0)
        fprintf(fd, "font: %s/%s.fnt\r\n", ROCKBOX_DIR FONT_DIR,
                global_settings.font_file);
#endif

    fprintf(fd, "#\r\n# Sound settings\r\n#\r\n");

    value = mpeg_val2phys(SOUND_VOLUME, global_settings.volume);
    fprintf(fd, "volume: %d\r\n", value);

    value = mpeg_val2phys(SOUND_BASS, global_settings.bass);
    fprintf(fd, "bass: %d\r\n", value);

    value = mpeg_val2phys(SOUND_TREBLE, global_settings.treble);
    fprintf(fd, "treble: %d\r\n", value);

    value = mpeg_val2phys(SOUND_BALANCE, global_settings.balance);
    fprintf(fd, "balance: %d\r\n", value);

    {
        static char* options[] =
        {"stereo","stereo narrow","mono","mono left",
         "mono right","karaoke","stereo wide"};
        fprintf(fd, "channels: %s\r\n",
                options[global_settings.channel_config]);
    }

#ifdef HAVE_MAS3587F
    value = mpeg_val2phys(SOUND_LOUDNESS, global_settings.loudness);
    fprintf(fd, "loudness: %d\r\n", value);

    value = mpeg_val2phys(SOUND_SUPERBASS, global_settings.bass_boost);
    fprintf(fd, "bass boost: %d\r\n", value);

    {
        static char* options[] = {"off", "2", "4", "8" };
        fprintf(fd, "auto volume: %s\r\n", options[global_settings.avc]);
    }
#endif

    fprintf(fd, "#\r\n# Playback\r\n#\r\n");
    fprintf(fd, "shuffle: %s\r\n", boolopt[global_settings.playlist_shuffle]);

    {
        static char* options[] = {"off", "all", "one"};
        fprintf(fd, "repeat: %s\r\n", options[global_settings.repeat_mode]);
    }

    fprintf(fd, "play selected: %s\r\n",
            boolopt[global_settings.play_selected]);

    {
        static char* options[] = {"off", "ask", "ask once", "on"};
        fprintf(fd, "resume: %s\r\n", options[global_settings.resume]);
    }

    {
        static char* options[] =
        {"1","2","3","4","5","6","8","10",
         "15","20","25","30","45","60"};
        fprintf(fd, "scan min step: %s\r\n",
                options[global_settings.ff_rewind_min_step]);
    }

    fprintf(fd, "scan accel: %d\r\nantiskip: %d\r\n",
            global_settings.ff_rewind_accel,
            global_settings.buffer_margin);
    fprintf(fd, "volume fade: %s\r\n", boolopt[global_settings.fade_on_stop]);
    fprintf(fd, "#\r\n# File View\r\n#\r\n");
    fprintf(fd, "sort case: %s\r\n", boolopt[global_settings.sort_case]);

    {
        static char* options[] = {"all", "supported","music", "playlists"};
        fprintf(fd, "show files: %s\r\n", options[global_settings.dirfilter]);
    }

    fprintf(fd, "follow playlist: %s\r\n",
            boolopt[global_settings.browse_current]);

    fprintf(fd, "#\r\n# Display\r\n#\r\n");
    
#ifdef HAVE_LCD_BITMAP
    fprintf(fd, "statusbar: %s\r\nscrollbar: %s\r\n",
            boolopt[global_settings.statusbar],
            boolopt[global_settings.scrollbar]);

    {
        static char* options[] = {"graphic", "numeric"};
        fprintf(fd, "volume display: %s\r\nbattery display: %s\r\n",
                options[global_settings.volume_type],
                options[global_settings.battery_type]);
    }
#endif

    fprintf(fd, "scroll speed: %d\r\nscroll delay: %d\r\n",
             global_settings.scroll_speed,
             global_settings.scroll_delay);

#ifdef HAVE_LCD_BITMAP
    fprintf(fd, "scroll step: %d\r\n", global_settings.scroll_step);
#else
    fprintf(fd, "jump scroll: %d\r\n", global_settings.jump_scroll);
    fprintf(fd, "jump scroll delay: %d\r\n", global_settings.jump_scroll_delay);
#endif

    fprintf(fd, "bidir limit: %d\r\n", global_settings.bidir_limit);

    {
        static char* options[] =
        {"off","on","1","2","3","4","5","6","7","8","9",
         "10","15","20","25","30","45","60","90"};
        fprintf(fd, "backlight timeout: %s\r\n",
                 options[global_settings.backlight_timeout]);
    }

    fprintf(fd, "backlight when plugged: %s\r\n",
            boolopt[global_settings.backlight_on_when_charging]);

    fprintf(fd, "caption backlight: %s\r\n",
            boolopt[global_settings.caption_backlight]);
    fprintf(fd, "contrast: %d\r\n", global_settings.contrast);

#ifdef HAVE_LCD_BITMAP
    fprintf(fd, "invert: %s\r\n", boolopt[global_settings.invert]);
    
    fprintf(fd, "flip display: %s\r\n", boolopt[global_settings.flip_display]);

    fprintf(fd, "invert cursor: %s\r\n",
            boolopt[global_settings.invert_cursor]);

    fprintf(fd, "show icons: %s\r\n",
            boolopt[global_settings.show_icons]);

    fprintf(fd, "peak meter release: %d\r\n",
            global_settings.peak_meter_release);

    {
        static char* options[] =
        {"off","200ms","300ms","500ms","1","2","3","4","5",
         "6","7","8","9","10","15","20","30","1min"};
        fprintf(fd, "peak meter hold: %s\r\n",
                options[global_settings.peak_meter_hold]);
    }

    {
        static char* options[] =
        {"on","1","2","3","4","5","6","7","8","9","10","15","20","25","30",
         "45","60","90","2min","3min","5min","10min","20min","45min","90min"};
        fprintf(fd, "peak meter clip hold: %s\r\n",
                options[global_settings.peak_meter_clip_hold]);
    }

    fprintf(fd, "peak meter busy: %s\r\npeak meter dbfs: %s\r\n",
            boolopt[global_settings.peak_meter_performance],
            boolopt[global_settings.peak_meter_dbfs]);

    fprintf(fd, "peak meter min: %d\r\npeak meter max: %d\r\n",
            global_settings.peak_meter_min,
            global_settings.peak_meter_max);
#endif

    fprintf(fd, "#\r\n# System\r\n#\r\ndisk spindown: %d\r\n",
             global_settings.disk_spindown);

#ifdef HAVE_ATA_POWER_OFF
    fprintf(fd, "disk poweroff: %s\r\n",
            boolopt[global_settings.disk_poweroff]);
#endif

    fprintf(fd, "battery capacity: %d\r\n", global_settings.battery_capacity);

#ifdef HAVE_CHARGE_CTRL
    fprintf(fd, "deep discharge: %s\r\ntrickle charge: %s\r\n",
            boolopt[global_settings.discharge],
            boolopt[global_settings.trickle_charge]);
#endif

#ifdef HAVE_LCD_BITMAP
    {
        static char* options[] = {"24hour", "12hour"};
        fprintf(fd, "time format: %s\r\n",
                options[global_settings.timeformat]);
    }
#endif

    {
        static char* options[] =
        {"off","1","2","3","4","5","6","7","8",
         "9","10","15","30","45","60"};
        fprintf(fd, "idle poweroff: %s\r\n",
                options[global_settings.poweroff]);
    }

    fprintf(fd, "car adapter mode: %s\r\n",
            boolopt[global_settings.car_adapter_mode]);

#ifdef HAVE_MAS3507D
    fprintf(fd, "line in: %s\r\n", boolopt[global_settings.line_in]);
#endif

    fprintf(fd, "max files in dir: %d\r\n", global_settings.max_files_in_dir);
    fprintf(fd, "max files in playlist: %d\r\n",
            global_settings.max_files_in_playlist);
    
#ifdef HAVE_MAS3587F
    fprintf(fd, "#\r\n# Recording\r\n#\r\n");
    fprintf(fd, "rec quality: %d\r\n", global_settings.rec_quality);
    
    {
        static char* options[] = {"44", "48", "32", "22", "24", "16"};
        fprintf(fd, "rec frequency: %s\r\n",
                options[global_settings.rec_frequency]);
    }

    {
        static char* options[] = {"mic", "line", "spdif"};
        fprintf(fd, "rec source: %s\r\n", options[global_settings.rec_source]);
    }

    {
        static char* options[] = {"stereo", "mono"};
        fprintf(fd, "rec channels: %s\r\n",