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rockbox/apps/tree.c
Magnus Holmgren 3bd4b0be39 Fix problem with loading bookmarks from the root folder (causing the simulator to crash). 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9836 a1c6a512-1295-4272-9138-f99709370657
2006-04-30 08:20:18 +00:00

1379 lines
40 KiB
C
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Daniel Stenberg
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdbool.h>
#include "applimits.h"
#include "dir.h"
#include "file.h"
#include "lcd.h"
#include "font.h"
#include "backlight.h"
#include "button.h"
#include "kernel.h"
#include "usb.h"
#include "tree.h"
#include "main_menu.h"
#include "sprintf.h"
#include "audio.h"
#include "playlist.h"
#include "menu.h"
#include "gwps.h"
#include "settings.h"
#include "status.h"
#include "debug.h"
#include "ata.h"
#include "rolo.h"
#include "icons.h"
#include "lang.h"
#include "language.h"
#include "screens.h"
#include "keyboard.h"
#include "bookmark.h"
#include "onplay.h"
#include "buffer.h"
#include "plugin.h"
#include "power.h"
#include "action.h"
#include "talk.h"
#include "filetypes.h"
#include "misc.h"
#include "filetree.h"
#include "tagtree.h"
#include "recorder/recording.h"
#include "rtc.h"
#include "dircache.h"
#include "tagcache.h"
#include "yesno.h"
/* gui api */
#include "list.h"
#include "statusbar.h"
#include "splash.h"
#include "buttonbar.h"
#include "textarea.h"
#ifdef HAVE_LCD_BITMAP
#include "widgets.h"
#endif
/* a table for the know file types */
const struct filetype filetypes[] = {
{ "mp3", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "mp2", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "mpa", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
#if CONFIG_CODEC == SWCODEC
/* Temporary hack to allow playlist creation */
{ "mp1", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "ogg", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "wma", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "wav", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "flac",TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "ac3", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "a52", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "mpc", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "wv", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "m4a", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "mp4", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "shn", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "aif", TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
{ "aiff",TREE_ATTR_MPA, Icon_Audio, VOICE_EXT_MPA },
#endif
{ "m3u", TREE_ATTR_M3U, Icon_Playlist, LANG_PLAYLIST },
{ "cfg", TREE_ATTR_CFG, Icon_Config, VOICE_EXT_CFG },
{ "wps", TREE_ATTR_WPS, Icon_Wps, VOICE_EXT_WPS },
#ifdef HAVE_REMOTE_LCD
{ "rwps", TREE_ATTR_RWPS, Icon_Wps, VOICE_EXT_RWPS },
#endif
#ifdef HAVE_LCD_COLOR
{ "bmp", TREE_ATTR_BMP, Icon_Wps, VOICE_EXT_WPS },
#endif
#ifdef CONFIG_TUNER
{ "fmr", TREE_ATTR_FMR, Icon_Preset, LANG_FMR },
#endif
{ "lng", TREE_ATTR_LNG, Icon_Language, LANG_LANGUAGE },
{ "rock",TREE_ATTR_ROCK,Icon_Plugin, VOICE_EXT_ROCK },
#ifdef HAVE_LCD_BITMAP
{ "fnt", TREE_ATTR_FONT,Icon_Font, VOICE_EXT_FONT },
{ "kbd", TREE_ATTR_KBD, Icon_Keyboard, VOICE_EXT_KBD },
#endif
{ "bmark",TREE_ATTR_BMARK, Icon_Bookmark, VOICE_EXT_BMARK },
#ifdef BOOTFILE_EXT
{ BOOTFILE_EXT, TREE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
#endif /* #ifndef SIMULATOR */
};
struct gui_synclist tree_lists;
/* I put it here because other files doesn't use it yet,
* but should be elsewhere since it will be used mostly everywhere */
#ifdef HAS_BUTTONBAR
struct gui_buttonbar tree_buttonbar;
#endif
static struct tree_context tc;
bool boot_changed = false;
char lastfile[MAX_PATH];
static char lastdir[MAX_PATH];
static int lasttable, lastextra, lastfirstpos;
static int max_files = 0;
static bool reload_dir = false;
static bool start_wps = false;
static bool dirbrowse(void);
static int curr_context = false;/* id3db or tree*/
/*
* removes the extension of filename (if it doesn't start with a .)
* puts the result in buffer
*/
char * strip_extension(char * filename, char * buffer)
{
int dotpos;
char * dot=strrchr(filename, '.');
if(dot!=0 && filename[0]!='.')
{
dotpos = dot-filename;
strncpy(buffer, filename, dotpos);
buffer[dotpos]='\0';
return(buffer);
}
else
return(filename);
}
char * tree_get_filename(int selected_item, void * data, char *buffer)
{
struct tree_context * local_tc=(struct tree_context *)data;
char *name;
int attr=0;
bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
if (id3db)
{
return tagtree_get_entry(&tc, selected_item)->name;
}
else
{
struct entry* dc = local_tc->dircache;
struct entry* e = &dc[selected_item];
name = e->name;
attr = e->attr;
}
/* if any file filter is on, and if it's not a directory,
* strip the extension */
if ( (*(local_tc->dirfilter) != SHOW_ID3DB) && !(attr & ATTR_DIRECTORY)
&& (*(local_tc->dirfilter) != SHOW_ALL) )
{
return(strip_extension(name, buffer));
}
return(name);
}
void tree_get_fileicon(int selected_item, void * data, ICON * icon)
{
struct tree_context * local_tc=(struct tree_context *)data;
bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
if (id3db) {
*icon = (ICON)tagtree_get_icon(&tc);
}
else {
struct entry* dc = local_tc->dircache;
struct entry* e = &dc[selected_item];
*icon = (ICON)filetype_get_icon(e->attr);
}
}
bool check_rockboxdir(void)
{
DIR *dir = opendir(ROCKBOX_DIR);
if(!dir)
{ /* No need to localise this message.
If .rockbox is missing, it wouldn't work anyway */
int i;
FOR_NB_SCREENS(i)
screens[i].clear_display();
gui_syncsplash(HZ*2, true, "No .rockbox directory");
FOR_NB_SCREENS(i)
screens[i].clear_display();
gui_syncsplash(HZ*2, true, "Installation incomplete");
return false;
}
closedir(dir);
return true;
}
void browse_root(void)
{
gui_sync_wps_screen_init();
filetype_init();
check_rockboxdir();
strcpy(tc.currdir, "/");
#ifdef HAVE_LCD_CHARCELLS
int i;
FOR_NB_SCREENS(i)
screens[i].double_height(false);
#endif
#ifdef HAS_BUTTONBAR
gui_buttonbar_init(&tree_buttonbar);
/* since archos only have one screen, no need to create more than that */
gui_buttonbar_set_display(&tree_buttonbar, &(screens[SCREEN_MAIN]) );
#endif
gui_synclist_init(&tree_lists, &tree_get_filename, &tc);
gui_synclist_set_icon_callback(&tree_lists,
global_settings.show_icons?&tree_get_fileicon:NULL);
#ifndef SIMULATOR
dirbrowse();
#else
if (!dirbrowse()) {
DEBUGF("No filesystem found. Have you forgotten to create it?\n");
}
#endif
}
void tree_get_filetypes(const struct filetype** types, int* count)
{
*types = filetypes;
*count = sizeof(filetypes) / sizeof(*filetypes);
}
struct tree_context* tree_get_context(void)
{
return &tc;
}
/* talkbox hovering delay, to avoid immediate disk activity */
#define HOVER_DELAY (HZ/2)
/*
* Returns the position of a given file in the current directory
* returns -1 if not found
*/
int tree_get_file_position(char * filename)
{
int i;
/* use lastfile to determine the selected item (default=0) */
for (i=0; i < tc.filesindir; i++)
{
struct entry* dc = tc.dircache;
struct entry* e = &dc[i];
if (!strcasecmp(e->name, filename))
return(i);
}
return(-1);/* no file can match, returns undefined */
}
/*
* Called when a new dir is loaded (for example when returning from other apps ...)
* also completely redraws the tree
*/
static int update_dir(void)
{
bool id3db = *tc.dirfilter == SHOW_ID3DB;
bool changed = false;
/* Checks for changes */
if (id3db) {
if (tc.currtable != lasttable ||
tc.currextra != lastextra ||
tc.firstpos != lastfirstpos)
{
if (tagtree_load(&tc) < 0)
return -1;
lasttable = tc.currtable;
lastextra = tc.currextra;
lastfirstpos = tc.firstpos;
changed = true;
}
}
else {
/* if the tc.currdir has been changed, reload it ...*/
if (strncmp(tc.currdir, lastdir, sizeof(lastdir)) || reload_dir) {
if (ft_load(&tc, NULL) < 0)
return -1;
strcpy(lastdir, tc.currdir);
changed = true;
}
}
/* if selected item is undefined */
if (tc.selected_item == -1)
{
/* use lastfile to determine the selected item */
tc.selected_item = tree_get_file_position(lastfile);
/* If the file doesn't exists, select the first one (default) */
if(tc.selected_item < 0)
tc.selected_item = 0;
changed = true;
}
if (changed)
{
if(!id3db && (tc.dirfull ||
tc.filesindir == global_settings.max_files_in_dir) )
{
gui_syncsplash(HZ, true, str(LANG_SHOWDIR_BUFFER_FULL));
}
}
gui_synclist_set_nb_items(&tree_lists, tc.filesindir);
gui_synclist_set_icon_callback(&tree_lists,
global_settings.show_icons?&tree_get_fileicon:NULL);
if( tc.selected_item >= tc.filesindir)
tc.selected_item=tc.filesindir-1;
gui_synclist_select_item(&tree_lists, tc.selected_item);
gui_synclist_draw(&tree_lists);
gui_syncstatusbar_draw(&statusbars, true);
#ifdef HAS_BUTTONBAR
if (global_settings.buttonbar) {
if (*tc.dirfilter < NUM_FILTER_MODES)
gui_buttonbar_set(&tree_buttonbar, str(LANG_DIRBROWSE_F1),
str(LANG_DIRBROWSE_F2),
str(LANG_DIRBROWSE_F3));
else
gui_buttonbar_set(&tree_buttonbar, "<<<", "", "");
gui_buttonbar_draw(&tree_buttonbar);
}
#endif
return tc.filesindir;
}
/* load tracks from specified directory to resume play */
void resume_directory(const char *dir)
{
bool id3db = *tc.dirfilter == SHOW_ID3DB;
if (ft_load(&tc, dir) < 0)
return;
lastdir[0] = 0;
ft_build_playlist(&tc, 0);
if (id3db)
tagtree_load(&tc);
}
/* Returns the current working directory and also writes cwd to buf if
non-NULL. In case of error, returns NULL. */
char *getcwd(char *buf, int size)
{
if (!buf)
return tc.currdir;
else if (size > 0)
{
strncpy(buf, tc.currdir, size);
return buf;
}
else
return NULL;
}
/* Force a reload of the directory next time directory browser is called */
void reload_directory(void)
{
reload_dir = true;
}
static void start_resume(bool just_powered_on)
{
bool do_resume = false;
if ( global_settings.resume_index != -1 ) {
DEBUGF("Resume index %X offset %X\n",
global_settings.resume_index,
global_settings.resume_offset);
#ifdef HAVE_ALARM_MOD
if ( rtc_check_alarm_started(true) ) {
rtc_enable_alarm(false);
do_resume = true;
}
#endif
/* always resume? */
if ( global_settings.resume || ! just_powered_on)
do_resume = true;
if (! do_resume) return;
if (playlist_resume() != -1)
{
playlist_start(global_settings.resume_index,
global_settings.resume_offset);
start_wps = true;
}
else return;
}
else if (! just_powered_on) {
gui_syncsplash(HZ*2, true, str(LANG_NOTHING_TO_RESUME));
}
}
/* Selects a file and update tree context properly */
void set_current_file(char *path)
{
char *name;
int i;
/* in ID3DB mode it is a bad idea to call this function */
/* (only happens with `follow playlist') */
if( *tc.dirfilter == SHOW_ID3DB )
return;
/* separate directory from filename */
/* gets the directory's name and put it into tc.currdir */
name = strrchr(path+1,'/');
if (name)
{
*name = 0;
strcpy(tc.currdir, path);
*name = '/';
name++;
}
else
{
strcpy(tc.currdir, "/");
name = path+1;
}
strcpy(lastfile, name);
/* undefined item selected */
tc.selected_item = -1;
/* If we changed dir we must recalculate the dirlevel
and adjust the selected history properly */
if (strncmp(tc.currdir,lastdir,sizeof(lastdir)))
{
tc.dirlevel = 0;
tc.selected_item_history[tc.dirlevel] = -1;
/* use '/' to calculate dirlevel */
/* FIXME : strlen(path) : crazy oO better to store it at
the beginning */
int path_len = strlen(path) + 1;
for (i = 1; i < path_len; i++)
{
if (path[i] == '/')
{
tc.dirlevel++;
tc.selected_item_history[tc.dirlevel] = -1;
}
}
}
}
static bool check_changed_id3mode(bool currmode)
{
if (currmode != (global_settings.dirfilter == SHOW_ID3DB)) {
currmode = global_settings.dirfilter == SHOW_ID3DB;
if (currmode) {
curr_context=CONTEXT_ID3DB;
tagtree_load(&tc);
}
else
{
curr_context=CONTEXT_TREE;
ft_load(&tc, NULL);
}
}
return currmode;
}
/* main loop, handles key events */
static bool dirbrowse(void)
{
int numentries=0;
char buf[MAX_PATH];
int lasti = -1;
unsigned button;
bool reload_root = false;
int lastfilter = *tc.dirfilter;
bool lastsortcase = global_settings.sort_case;
bool need_update = true;
bool exit_func = false;
long thumbnail_time = -1; /* for delaying a thumbnail */
unsigned lastbutton = 0;
char* currdir = tc.currdir; /* just a shortcut */
bool id3db = *tc.dirfilter == SHOW_ID3DB;
if (id3db)
curr_context=CONTEXT_ID3DB;
else
curr_context=CONTEXT_TREE;
tc.selected_item = 0;
tc.dirlevel=0;
tc.firstpos=0;
lasttable = -1;
lastextra = -1;
lastfirstpos = 0;
if (*tc.dirfilter < NUM_FILTER_MODES) {
#ifdef HAVE_RECORDING
#ifndef SIMULATOR
if (global_settings.rec_startup) {
/* We fake being in the menu structure by calling
the appropriate parent when we drop out of each screen */
recording_screen();
rec_menu();
main_menu();
}
else
#endif
#endif
start_resume(true);
}
/* If we don't need to show the wps, draw the dir */
if (!start_wps) {
numentries = update_dir();
if (numentries == -1)
return false; /* currdir is not a directory */
if (*tc.dirfilter > NUM_FILTER_MODES && numentries==0)
{
gui_syncsplash(HZ*2, true, str(LANG_NO_FILES));
return false; /* No files found for rockbox_browser() */
}
}
while(1) {
struct entry *dircache = tc.dircache;
bool restore = false;
#ifdef BOOTFILE
if (boot_changed) {
char *lines[]={str(LANG_BOOT_CHANGED), str(LANG_REBOOT_NOW)};
struct text_message message={lines, 2};
if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
rolo_load("/" BOOTFILE);
restore = true;
boot_changed = false;
}
#endif
button = button_get_w_tmo(HZ/5);
need_update = gui_synclist_do_button(&tree_lists, button);
switch ( button ) {
#ifdef TREE_ENTER
case TREE_ENTER:
case TREE_ENTER | BUTTON_REPEAT:
#endif
#ifdef TREE_RC_RUN
case TREE_RC_RUN:
#endif
case TREE_RUN:
#ifdef TREE_RUN_PRE
if (((button == TREE_RUN)
#ifdef TREE_RC_RUN_PRE
|| (button == TREE_RC_RUN))
&& ((lastbutton != TREE_RC_RUN_PRE)
#endif
&& (lastbutton != TREE_RUN_PRE)))
break;
#endif
/* nothing to do if no files to display */
if ( numentries == 0 )
break;
switch (id3db?tagtree_enter(&tc):ft_enter(&tc))
{
case 1: reload_dir = true; break;
case 2: start_wps = true; break;
case 3: exit_func = true; break;
default: break;
}
restore = true;
break;
case TREE_EXIT:
case TREE_EXIT | BUTTON_REPEAT:
#ifdef TREE_RC_EXIT
case TREE_RC_EXIT:
#endif
if (*tc.dirfilter > NUM_FILTER_MODES && tc.dirlevel < 1) {
exit_func = true;
break;
}
/* if we are in /, nothing to do */
if (tc.dirlevel == 0)
break;
if (id3db)
tagtree_exit(&tc);
else
if (ft_exit(&tc) == 3)
exit_func = true;
restore = true;
break;
#ifdef TREE_OFF
case TREE_OFF:
if (*tc.dirfilter < NUM_FILTER_MODES)
{
/* Stop the music if it is playing */
if(audio_status()) {
if (!global_settings.party_mode)
audio_stop();
}
#if defined(HAVE_CHARGING) && \
(CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF)
else {
if (!charger_inserted()) {
if(shutdown_screen())
reload_dir = true;
} else {
charging_splash();
}
restore = true;
}
#endif
}
break;
#if defined(HAVE_CHARGING) && !defined(HAVE_POWEROFF_WHILE_CHARGING)
case TREE_OFF | BUTTON_REPEAT:
if (charger_inserted()) {
charging_splash();
restore = true;
}
break;
#endif
#endif /* TREE_OFF */
case TREE_MENU:
#ifdef TREE_RC_MENU
case TREE_RC_MENU:
#endif
#ifdef TREE_MENU_PRE
if (lastbutton != TREE_MENU_PRE
#ifdef TREE_RC_MENU_PRE
&& lastbutton != TREE_RC_MENU_PRE
#endif
)
break;
#endif
/* don't enter menu from plugin browser */
if (*tc.dirfilter < NUM_FILTER_MODES)
{
int i;
FOR_NB_SCREENS(i)
screens[i].stop_scroll();
if (main_menu())
reload_dir = true;
restore = true;
id3db = check_changed_id3mode(id3db);
if(id3db)
reload_dir = true;
}
else /* use it as a quick exit instead */
exit_func = true;
break;
case TREE_WPS:
#ifdef TREE_RC_WPS
case TREE_RC_WPS:
#endif
#ifdef TREE_WPS_PRE
if ((lastbutton != TREE_WPS_PRE)
#ifdef TREE_RC_WPS
&& (lastbutton != TREE_RC_WPS_PRE)
#endif
)
break;
#endif
/* don't enter wps from plugin browser etc */
if (*tc.dirfilter < NUM_FILTER_MODES)
{
if (audio_status() & AUDIO_STATUS_PLAY)
{
start_wps=true;
}
else
{
start_resume(false);
restore = true;
}
}
break;
#ifdef HAVE_QUICKSCREEN
case TREE_QUICK:
#ifdef TREE_RC_QUICK
case TREE_RC_QUICK:
#endif
/* don't enter f2 from plugin browser */
if (*tc.dirfilter < NUM_FILTER_MODES)
{
if (quick_screen_quick(button))
reload_dir = true;
restore = true;
id3db = check_changed_id3mode(id3db);
reload_dir = true;
}
break;
#endif
#ifdef BUTTON_F3
case BUTTON_F3:
/* don't enter f3 from plugin browser */
if (*tc.dirfilter < NUM_FILTER_MODES)
{
if (quick_screen_f3(button))
reload_dir = true;
restore = true;
}
break;
#endif
case TREE_CONTEXT:
#ifdef TREE_RC_CONTEXT
case TREE_RC_CONTEXT:
#endif
#ifdef TREE_CONTEXT2
case TREE_CONTEXT2:
#endif
{
int onplay_result;
int attr = 0;
if(!numentries)
onplay_result = onplay(NULL, 0, curr_context);
else {
if (id3db)
{
switch (tc.currtable)
{
case navibrowse:
if (tc.currextra != tag_title)
break;
attr=TREE_ATTR_MPA;
tagtree_get_filename(&tc, buf, sizeof(buf));
break;
}
}
else
{
attr = dircache[tc.selected_item].attr;
if (currdir[1]) /* Not in / */
snprintf(buf, sizeof buf, "%s/%s",
currdir,
dircache[tc.selected_item].name);
else /* In / */
snprintf(buf, sizeof buf, "/%s",
dircache[tc.selected_item].name);
}
onplay_result = onplay(buf, attr, curr_context);
}
switch (onplay_result)
{
case ONPLAY_OK:
restore = true;
break;
case ONPLAY_RELOAD_DIR:
reload_dir = true;
break;
case ONPLAY_START_PLAY:
start_wps = true;
break;
}
break;
}
case BUTTON_NONE:
if (thumbnail_time != -1 &&
TIME_AFTER(current_tick, thumbnail_time))
{ /* a delayed hovering thumbnail is due now */
int res;
if (dircache[lasti].attr & ATTR_DIRECTORY)
{
DEBUGF("Playing directory thumbnail: %s", currdir);
res = ft_play_dirname(lasti);
if (res < 0) /* failed, not existing */
{ /* say the number instead, as a fallback */
talk_id(VOICE_DIR, false);
talk_number(lasti+1, true);
}
}
else
{
DEBUGF("Playing file thumbnail: %s/%s%s\n",
currdir, dircache[lasti].name,
file_thumbnail_ext);
/* no fallback necessary, we knew in advance
that the file exists */
ft_play_filename(currdir, dircache[lasti].name);
}
thumbnail_time = -1; /* job done */
}
gui_syncstatusbar_draw(&statusbars, false);
break;
#ifdef HAVE_HOTSWAP
case SYS_FS_CHANGED:
if (!id3db)
reload_dir = true;
/* The 'dir no longer valid' situation will be caught later
* by checking the showdir() result. */
break;
#endif
default:
if (default_event_handler(button) == SYS_USB_CONNECTED)
{
if(*tc.dirfilter > NUM_FILTER_MODES)
/* leave sub-browsers after usb, doing otherwise
might be confusing to the user */
exit_func = true;
else
reload_dir = true;
}
break;
}
if ( button )
{
ata_spin();
lastbutton = button;
}
if (start_wps && audio_status() )
{
int i;
#ifdef HAVE_LCD_COLOR
fb_data* old_backdrop;
#endif
FOR_NB_SCREENS(i)
screens[i].stop_scroll();
#ifdef HAVE_LCD_COLOR
old_backdrop = lcd_get_backdrop();
#endif
if (gui_wps_show() == SYS_USB_CONNECTED)
reload_dir = true;
#ifdef HAVE_LCD_COLOR
lcd_set_backdrop(old_backdrop);
#endif
#ifdef HAVE_HOTSWAP
else
if (!id3db) /* Try reload to catch 'no longer valid' case. */
reload_dir = true;
#endif
id3db = check_changed_id3mode(id3db);
restore = true;
start_wps=false;
}
check_rescan:
/* do we need to rescan dir? */
if (reload_dir || reload_root ||
lastfilter != *tc.dirfilter ||
lastsortcase != global_settings.sort_case)
{
if ( reload_root ) {
strcpy(currdir, "/");
tc.dirlevel = 0;
tc.currtable = 0;
tc.currextra = 0;
lasttable = -1;
lastextra = -1;
reload_root = false;
}
if (! reload_dir )
{
gui_synclist_select_item(&tree_lists, 0);
gui_synclist_draw(&tree_lists);
tc.selected_item = 0;
lastdir[0] = 0;
}
lastfilter = *tc.dirfilter;
lastsortcase = global_settings.sort_case;
restore = true;
button_clear_queue(); /* clear button queue */
}
if (exit_func)
break;
if (restore || reload_dir) {
/* restore display */
numentries = update_dir();
if (currdir[1] && (numentries < 0))
{ /* not in root and reload failed */
reload_root = true; /* try root */
reload_dir = false;
goto check_rescan;
}
need_update = true;
reload_dir = false;
}
if(need_update) {
tc.selected_item = gui_synclist_get_sel_pos(&tree_lists);
need_update=false;
if ( numentries > 0 ) {
/* Voice the file if changed */
if(lasti != tc.selected_item || restore) {
lasti = tc.selected_item;
thumbnail_time = -1; /* Cancel whatever we were
about to say */
/* Directory? */
if (dircache[tc.selected_item].attr & ATTR_DIRECTORY)
{
/* play directory thumbnail */
switch (global_settings.talk_dir) {
case 1: /* dirs as numbers */
talk_id(VOICE_DIR, false);
talk_number(tc.selected_item+1, true);
break;
case 2: /* dirs spelled */
talk_spell(dircache[tc.selected_item].name,
false);
break;
case 3: /* thumbnail clip */
/* "schedule" a thumbnail, to have a little
delay */
thumbnail_time = current_tick + HOVER_DELAY;
break;
default:
break;
}
}
else /* file */
{
switch (global_settings.talk_file) {
case 1: /* files as numbers */
ft_play_filenumber(
tc.selected_item-tc.dirsindir+1,
dircache[tc.selected_item].attr &
TREE_ATTR_MASK);
break;
case 2: /* files spelled */
talk_spell(dircache[tc.selected_item].name,
false);
break;
case 3: /* thumbnail clip */
/* "schedule" a thumbnail, to have a little
delay */
if (dircache[tc.selected_item].attr &
TREE_ATTR_THUMBNAIL)
thumbnail_time = current_tick + HOVER_DELAY;
else
/* spell the number as fallback */
talk_spell(dircache[tc.selected_item].name,
false);
break;
default:
break;
}
}
}
}
}
}
return true;
}
static int plsize = 0;
static long pltick;
static bool add_dir(char* dirname, int len, int fd)
{
bool abort = false;
DIRCACHED* dir;
/* check for user abort */
if (button_get(false) == TREE_ABORT)
return true;
dir = opendir_cached(dirname);
if(!dir)
return true;
while (true) {
struct dircache_entry *entry;
entry = readdir_cached(dir);
if (!entry)
break;
if (entry->attribute & ATTR_DIRECTORY) {
int dirlen = strlen(dirname);
bool result;
if (!strcmp((char *)entry->d_name, ".") ||
!strcmp((char *)entry->d_name, ".."))
continue;
if (dirname[1])
snprintf(dirname+dirlen, len-dirlen, "/%s", entry->d_name);
else
snprintf(dirname, len, "/%s", entry->d_name);
result = add_dir(dirname, len, fd);
dirname[dirlen] = '\0';
if (result) {
abort = true;
break;
}
}
else {
int x = strlen((char *)entry->d_name);
unsigned int i;
char *cp = strrchr((char *)entry->d_name,'.');
if (cp) {
cp++;
/* add all supported audio files to playlists */
for (i=0; i < sizeof(filetypes)/sizeof(struct filetype); i++) {
if (filetypes[i].tree_attr == TREE_ATTR_MPA) {
if (!strcasecmp(cp, filetypes[i].extension)) {
char buf[8];
int i;
write(fd, dirname, strlen(dirname));
write(fd, "/", 1);
write(fd, entry->d_name, x);
write(fd, "\n", 1);
plsize++;
if(TIME_AFTER(current_tick, pltick+HZ/4)) {
pltick = current_tick;
snprintf(buf, sizeof buf, "%d", plsize);
#ifdef HAVE_LCD_BITMAP
FOR_NB_SCREENS(i)
{
screens[i].puts(0, 4, (unsigned char *)buf);
gui_textarea_update(&screens[i]);
}
#else
x = 10;
if (plsize > 999)
x=7;
else {
if (plsize > 99)
x=8;
else {
if (plsize > 9)
x=9;
}
}
FOR_NB_SCREENS(i) {
screens[i].puts(x,0,buf);
}
#endif
}
break;
}
}
}
}
}
}
closedir_cached(dir);
return abort;
}
bool create_playlist(void)
{
int fd;
int i;
char filename[MAX_PATH];
pltick = current_tick;
snprintf(filename, sizeof filename, "%s.m3u",
tc.currdir[1] ? tc.currdir : "/root");
FOR_NB_SCREENS(i)
{
gui_textarea_clear(&screens[i]);
screens[i].puts(0, 0, str(LANG_CREATING));
screens[i].puts_scroll(0, 1, (unsigned char *)filename);
#if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR)
gui_textarea_update(&screens[i]);
#endif
}
fd = creat(filename,0);
if (fd < 0)
return false;
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
cpu_boost(true);
#endif
snprintf(filename, sizeof(filename), "%s",
tc.currdir[1] ? tc.currdir : "/");
plsize = 0;
add_dir(filename, sizeof(filename), fd);
close(fd);
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
cpu_boost(false);
#endif
sleep(HZ);
return true;
}
bool rockbox_browse(const char *root, int dirfilter)
{
static struct tree_context backup;
backup = tc;
reload_dir = true;
memcpy(tc.currdir, root, sizeof(tc.currdir));
start_wps = false;
tc.dirfilter = &dirfilter;
dirbrowse();
tc = backup;
return false;
}
void tree_init(void)
{
/* We copy the settings value in case it is changed by the user. We can't
use it until the next reboot. */
max_files = global_settings.max_files_in_dir;
/* initialize tree context struct */
memset(&tc, 0, sizeof(tc));
tc.dirfilter = &global_settings.dirfilter;
tc.name_buffer_size = AVERAGE_FILENAME_LENGTH * max_files;
tc.name_buffer = buffer_alloc(tc.name_buffer_size);
tc.dircache_size = max_files * sizeof(struct entry);
tc.dircache = buffer_alloc(tc.dircache_size);
}
void bookmark_play(char *resume_file, int index, int offset, int seed,
char *filename)
{
int i;
int len=strlen(resume_file);
if (!strcasecmp(&resume_file[len-4], ".m3u"))
{
/* Playlist playback */
char* slash;
/* check that the file exists */
int fd = open(resume_file, O_RDONLY);
if(fd<0)
return;
close(fd);
slash = strrchr(resume_file,'/');
if (slash)
{
char* cp;
*slash=0;
cp=resume_file;
if (!cp[0])
cp="/";
if (playlist_create(cp, slash+1) != -1)
{
if (global_settings.playlist_shuffle)
playlist_shuffle(seed, -1);
playlist_start(index,offset);
}
*slash='/';
}
}
else
{
/* Directory playback */
lastdir[0]='\0';
if (playlist_create(resume_file, NULL) != -1)
{
resume_directory(resume_file);
if (global_settings.playlist_shuffle)
playlist_shuffle(seed, -1);
/* Check if the file is at the same spot in the directory,
else search for it */
if ((strcmp(strrchr(playlist_peek(index),'/') + 1,
filename)))
{
for ( i=0; i < playlist_amount(); i++ )
{
if ((strcmp(strrchr(playlist_peek(i),'/') + 1,
filename)) == 0)
break;
}
if (i < playlist_amount())
index = i;
else
return;
}
playlist_start(index,offset);
}
}
start_wps=true;
}
int ft_play_filenumber(int pos, int attr)
{
/* try to find a voice ID for the extension, if known */
unsigned int j;
int ext_id = -1; /* default to none */
for (j=0; j<sizeof(filetypes)/sizeof(*filetypes); j++)
{
if (attr == filetypes[j].tree_attr)
{
ext_id = filetypes[j].voiceclip;
break;
}
}
talk_id(VOICE_FILE, false);
talk_number(pos, true);
talk_id(ext_id, true);
return 1;
}
int ft_play_dirname(int start_index)
{
int fd;
char dirname_mp3_filename[MAX_PATH+1];
struct entry *dircache = tc.dircache;
if (audio_status() & AUDIO_STATUS_PLAY)
return 0;
snprintf(dirname_mp3_filename, sizeof(dirname_mp3_filename), "%s/%s/%s",
tc.currdir[1] ? tc.currdir : "" , dircache[start_index].name,
dir_thumbnail_name);
DEBUGF("Checking for %s\n", dirname_mp3_filename);
fd = open(dirname_mp3_filename, O_RDONLY);
if (fd < 0)
{
DEBUGF("Failed to find: %s\n", dirname_mp3_filename);
return -1;
}
close(fd);
DEBUGF("Found: %s\n", dirname_mp3_filename);
talk_file(dirname_mp3_filename, false);
return 1;
}
void ft_play_filename(char *dir, char *file)
{
char name_mp3_filename[MAX_PATH+1];
if (audio_status() & AUDIO_STATUS_PLAY)
return;
if (strcasecmp(&file[strlen(file) - strlen(file_thumbnail_ext)],
file_thumbnail_ext))
{ /* file has no .talk extension */
snprintf(name_mp3_filename, sizeof(name_mp3_filename),
"%s/%s%s", dir, file, file_thumbnail_ext);
talk_file(name_mp3_filename, false);
}
else
{ /* it already is a .talk file, play this directly */
snprintf(name_mp3_filename, sizeof(name_mp3_filename),
"%s/%s", dir, file);
talk_id(LANG_VOICE_DIR_HOVER, false); /* prefix it */
talk_file(name_mp3_filename, true);
}
}
/* These two functions are called by the USB and shutdown handlers */
void tree_flush(void)
{
tagcache_stop_scan();
playlist_shutdown();
#ifdef HAVE_DIRCACHE
if (global_settings.dircache)
{
if (dircache_is_enabled())
global_settings.dircache_size = dircache_get_cache_size();
dircache_disable();
}
else
{
global_settings.dircache_size = 0;
}
settings_save();
#endif
}
void tree_restore(void)
{
#ifdef HAVE_DIRCACHE
if (global_settings.dircache)
{
/* Print "Scanning disk..." to the display. */
int i;
FOR_NB_SCREENS(i)
{
screens[i].putsxy((LCD_WIDTH/2) -
((strlen(str(LANG_DIRCACHE_BUILDING)) *
screens[i].char_width)/2),
LCD_HEIGHT-screens[i].char_height*3,
str(LANG_DIRCACHE_BUILDING));
gui_textarea_update(&screens[i]);
}
dircache_build(global_settings.dircache_size);
/* Clean the text when we are done. */
FOR_NB_SCREENS(i)
{
gui_textarea_clear(&screens[i]);
}
}
tagcache_start_scan();
#endif
}
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