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rockbox/apps/tree.c
Steve Bavin b08222caec Minor const police raid. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25879 a1c6a512-1295-4272-9138-f99709370657
2010-05-07 16:35:37 +00:00

1223 lines
34 KiB
C
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Daniel Stenberg
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include "string-extra.h"
#include "applimits.h"
#include "dir.h"
#include "file.h"
#include "lcd.h"
#include "font.h"
#include "button.h"
#include "kernel.h"
#include "usb.h"
#include "tree.h"
#include "audio.h"
#include "playlist.h"
#include "menu.h"
#include "skin_engine/skin_engine.h"
#include "settings.h"
#include "debug.h"
#include "storage.h"
#include "rolo.h"
#include "icons.h"
#include "lang.h"
#include "screens.h"
#include "keyboard.h"
#include "bookmark.h"
#include "onplay.h"
#include "buffer.h"
#include "power.h"
#include "action.h"
#include "talk.h"
#include "filetypes.h"
#include "misc.h"
#include "filetree.h"
#include "tagtree.h"
#ifdef HAVE_RECORDING
#include "recorder/recording.h"
#endif
#include "rtc.h"
#include "dircache.h"
#ifdef HAVE_TAGCACHE
#include "tagcache.h"
#endif
#include "yesno.h"
#include "eeprom_settings.h"
#include "playlist_catalog.h"
/* gui api */
#include "list.h"
#include "splash.h"
#include "buttonbar.h"
#include "quickscreen.h"
#include "appevents.h"
#include "root_menu.h"
static const struct filetype *filetypes;
static int filetypes_count;
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 HAVE_BUTTONBAR
static struct gui_buttonbar tree_buttonbar;
#endif
static struct tree_context tc;
bool boot_changed = false;
char lastfile[MAX_PATH];
static char lastdir[MAX_PATH];
#ifdef HAVE_TAGCACHE
static int lasttable, lastextra, lastfirstpos;
#endif
static int max_files = 0;
static bool reload_dir = false;
static bool start_wps = false;
static int curr_context = false;/* id3db or tree*/
static int dirbrowse(void);
static int ft_play_dirname(char* name);
static void ft_play_filename(char *dir, char *file);
static void say_filetype(int attr);
static const char* tree_get_filename(int selected_item, void *data,
char *buffer, size_t buffer_len)
{
struct tree_context * local_tc=(struct tree_context *)data;
char *name;
int attr=0;
bool stripit = false;
#ifdef HAVE_TAGCACHE
bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
if (id3db)
{
return tagtree_get_entry(&tc, selected_item)->name;
}
else
#endif
{
struct entry* dc = local_tc->dircache;
struct entry* e = &dc[selected_item];
name = e->name;
attr = e->attr;
}
if(!(attr & ATTR_DIRECTORY))
{
switch(global_settings.show_filename_ext)
{
case 0:
/* show file extension: off */
stripit = true;
break;
case 1:
/* show file extension: on */
break;
case 2:
/* show file extension: only unknown types */
stripit = filetype_supported(attr);
break;
case 3:
default:
/* show file extension: only when viewing all */
stripit = (*(local_tc->dirfilter) != SHOW_ID3DB) &&
(*(local_tc->dirfilter) != SHOW_ALL);
break;
}
}
if(stripit)
{
return(strip_extension(buffer, buffer_len, name));
}
return(name);
}
#ifdef HAVE_LCD_COLOR
static int tree_get_filecolor(int selected_item, void * data)
{
if (*tc.dirfilter == SHOW_ID3DB)
return -1;
struct tree_context * local_tc=(struct tree_context *)data;
struct entry* dc = local_tc->dircache;
struct entry* e = &dc[selected_item];
return filetype_get_color(e->name, e->attr);
}
#endif
static enum themable_icons tree_get_fileicon(int selected_item, void * data)
{
struct tree_context * local_tc=(struct tree_context *)data;
#ifdef HAVE_TAGCACHE
bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
if (id3db) {
return tagtree_get_icon(&tc);
}
else
#endif
{
struct entry* dc = local_tc->dircache;
struct entry* e = &dc[selected_item];
return filetype_get_icon(e->attr);
}
}
static int tree_voice_cb(int selected_item, void * data)
{
struct tree_context * local_tc=(struct tree_context *)data;
char *name;
int attr=0;
#ifdef HAVE_TAGCACHE
bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
if (id3db)
{
attr = tagtree_get_attr(local_tc);
name = tagtree_get_entry(local_tc, selected_item)->name;
}
else
#endif
{
struct entry* dc = local_tc->dircache;
struct entry* e = &dc[selected_item];
name = e->name;
attr = e->attr;
}
bool is_dir = (attr & ATTR_DIRECTORY);
bool did_clip = false;
/* First the .talk clip case */
if(is_dir)
{
if(global_settings.talk_dir_clip)
{
did_clip = true;
if(ft_play_dirname(name) <0)
/* failed, not existing */
did_clip = false;
}
} else { /* it's a file */
if (global_settings.talk_file_clip && (attr & FILE_ATTR_THUMBNAIL))
{
did_clip = true;
ft_play_filename(local_tc->currdir, name);
}
}
if(!did_clip)
{
/* say the number or spell if required or as a fallback */
switch (is_dir ? global_settings.talk_dir : global_settings.talk_file)
{
case 1: /* as numbers */
talk_id(is_dir ? VOICE_DIR : VOICE_FILE, false);
talk_number(selected_item+1 - (is_dir ? 0 : local_tc->dirsindir),
true);
if(global_settings.talk_filetype
&& !is_dir && *local_tc->dirfilter < NUM_FILTER_MODES)
say_filetype(attr);
break;
case 2: /* spelled */
talk_shutup();
if(global_settings.talk_filetype)
{
if(is_dir)
talk_id(VOICE_DIR, true);
else if(*local_tc->dirfilter < NUM_FILTER_MODES)
say_filetype(attr);
}
talk_spell(name, true);
break;
}
}
return 0;
}
bool check_rockboxdir(void)
{
if(!dir_exists(ROCKBOX_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();
splash(HZ*2, "No .rockbox directory");
FOR_NB_SCREENS(i)
screens[i].clear_display();
splash(HZ*2, "Installation incomplete");
return false;
}
return true;
}
/* do this really late in the init sequence */
void tree_gui_init(void)
{
check_rockboxdir();
strcpy(tc.currdir, "/");
#ifdef HAVE_LCD_CHARCELLS
int i;
FOR_NB_SCREENS(i)
screens[i].double_height(false);
#endif
#ifdef HAVE_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, false, 1, NULL);
gui_synclist_set_voice_callback(&tree_lists, tree_voice_cb);
gui_synclist_set_icon_callback(&tree_lists,
global_settings.show_icons?&tree_get_fileicon:NULL);
#ifdef HAVE_LCD_COLOR
gui_synclist_set_color_callback(&tree_lists, &tree_get_filecolor);
#endif
}
/* drawer function for the GUI_EVENT_REDRAW callback */
void tree_drawlists(void)
{
/* band-aid to fix the bar/list redrawing properly after leaving a plugin */
send_event(GUI_EVENT_THEME_CHANGED, NULL);
/* end bandaid */
gui_synclist_draw(&tree_lists);
}
struct tree_context* tree_get_context(void)
{
return &tc;
}
/*
* Returns the position of a given file in the current directory
* returns -1 if not found
*/
static 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 changed = false;
#ifdef HAVE_TAGCACHE
bool id3db = *tc.dirfilter == SHOW_ID3DB;
/* Checks for changes */
if (id3db) {
if (tc.currtable != lasttable ||
tc.currextra != lastextra ||
tc.firstpos != lastfirstpos ||
reload_dir)
{
if (tagtree_load(&tc) < 0)
return -1;
lasttable = tc.currtable;
lastextra = tc.currextra;
lastfirstpos = tc.firstpos;
changed = true;
}
}
else
#endif
{
/* 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(
#ifdef HAVE_TAGCACHE
!id3db &&
#endif
(tc.dirfull || tc.filesindir == global_settings.max_files_in_dir) )
{
splash(HZ, ID2P(LANG_SHOWDIR_BUFFER_FULL));
}
}
#ifdef HAVE_TAGCACHE
if (id3db)
{
#ifdef HAVE_LCD_BITMAP
if (global_settings.show_path_in_browser == SHOW_PATH_FULL
|| global_settings.show_path_in_browser == SHOW_PATH_CURRENT)
{
gui_synclist_set_title(&tree_lists, tagtree_get_title(&tc),
filetype_get_icon(ATTR_DIRECTORY));
}
else
{
/* Must clear the title as the list is reused */
gui_synclist_set_title(&tree_lists, NULL, NOICON);
}
#endif
}
else
#endif
{
#ifdef HAVE_LCD_BITMAP
if (global_settings.show_path_in_browser &&
*(tc.dirfilter) == SHOW_PLUGINS)
{
char *title;
if (!strcmp(tc.currdir, PLUGIN_GAMES_DIR))
title = str(LANG_PLUGIN_GAMES);
else if (!strcmp(tc.currdir, PLUGIN_APPS_DIR))
title = str(LANG_PLUGIN_APPS);
else if (!strcmp(tc.currdir, PLUGIN_DEMOS_DIR))
title = str(LANG_PLUGIN_DEMOS);
else title = str(LANG_PLUGINS);
gui_synclist_set_title(&tree_lists, title, Icon_Plugin);
}
else if (global_settings.show_path_in_browser == SHOW_PATH_FULL)
{
gui_synclist_set_title(&tree_lists, tc.currdir,
filetype_get_icon(ATTR_DIRECTORY));
}
else if (global_settings.show_path_in_browser == SHOW_PATH_CURRENT)
{
char *title = strrchr(tc.currdir, '/') + 1;
if (*title == '\0')
{
/* Display "Files" for the root dir */
gui_synclist_set_title(&tree_lists, str(LANG_DIR_BROWSER),
filetype_get_icon(ATTR_DIRECTORY));
}
else
gui_synclist_set_title(&tree_lists, title,
filetype_get_icon(ATTR_DIRECTORY));
}
else
{
/* Must clear the title as the list is reused */
gui_synclist_set_title(&tree_lists, NULL, NOICON);
}
#endif
}
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);
#ifdef HAVE_BUTTONBAR
if (global_settings.buttonbar) {
if (*tc.dirfilter < NUM_FILTER_MODES)
gui_buttonbar_set(&tree_buttonbar, str(LANG_SYSFONT_DIRBROWSE_F1),
str(LANG_SYSFONT_DIRBROWSE_F2),
str(LANG_SYSFONT_DIRBROWSE_F3));
else
gui_buttonbar_set(&tree_buttonbar, "<<<", "", "");
gui_buttonbar_draw(&tree_buttonbar);
}
#endif
gui_synclist_draw(&tree_lists);
gui_synclist_speak_item(&tree_lists);
return tc.filesindir;
}
/* load tracks from specified directory to resume play */
void resume_directory(const char *dir)
{
int dirfilter = *tc.dirfilter;
int ret;
#ifdef HAVE_TAGCACHE
bool id3db = *tc.dirfilter == SHOW_ID3DB;
#endif
/* make sure the dirfilter is sane. The only time it should be possible
* thats its not is when resume playlist is called from a plugin
*/
#ifdef HAVE_TAGCACHE
if (!id3db)
#endif
*tc.dirfilter = global_settings.dirfilter;
ret = ft_load(&tc, dir);
*tc.dirfilter = dirfilter;
if (ret < 0)
return;
lastdir[0] = 0;
ft_build_playlist(&tc, 0);
#ifdef HAVE_TAGCACHE
if (id3db)
tagtree_load(&tc);
#endif
}
/* 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)
{
strlcpy(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;
}
void get_current_file(char* buffer, int buffer_len)
{
#ifdef HAVE_TAGCACHE
/* in ID3DB mode it is a bad idea to call this function */
/* (only happens with `follow playlist') */
if( *tc.dirfilter == SHOW_ID3DB )
return;
#endif
struct entry* dc = tc.dircache;
struct entry* e = &dc[tc.selected_item];
snprintf(buffer, buffer_len, "%s/%s", getcwd(NULL,0),
tc.dirlength ? e->name : "");
}
/* Allow apps to change our dirfilter directly (required for sub browsers)
if they're suddenly going to become a file browser for example */
void set_dirfilter(int l_dirfilter)
{
*tc.dirfilter = l_dirfilter;
}
/* Selects a file and update tree context properly */
void set_current_file(char *path)
{
char *name;
int i;
#ifdef HAVE_TAGCACHE
/* in ID3DB mode it is a bad idea to call this function */
/* (only happens with `follow playlist') */
if( *tc.dirfilter == SHOW_ID3DB )
return;
#endif
/* 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);
/* 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 */
for (i = 1; path[i] != '\0'; i++)
{
if (path[i] == '/')
{
tc.dirlevel++;
tc.selected_item_history[tc.dirlevel] = -1;
}
}
}
if (ft_load(&tc, NULL) >= 0)
{
tc.selected_item = tree_get_file_position(lastfile);
}
}
/* main loop, handles key events */
static int dirbrowse()
{
int numentries=0;
char buf[MAX_PATH];
int button, oldbutton;
bool reload_root = false;
int lastfilter = *tc.dirfilter;
bool lastsortcase = global_settings.sort_case;
bool exit_func = false;
char* currdir = tc.currdir; /* just a shortcut */
#ifdef HAVE_TAGCACHE
bool id3db = *tc.dirfilter == SHOW_ID3DB;
if (id3db)
curr_context=CONTEXT_ID3DB;
else
#endif
curr_context=CONTEXT_TREE;
if (tc.selected_item < 0)
tc.selected_item = 0;
#ifdef HAVE_TAGCACHE
tc.firstpos = 0;
lasttable = -1;
lastextra = -1;
lastfirstpos = 0;
#endif
start_wps = false;
numentries = update_dir();
reload_dir = false;
if (numentries == -1)
return GO_TO_PREVIOUS; /* currdir is not a directory */
if (*tc.dirfilter > NUM_FILTER_MODES && numentries==0)
{
splash(HZ*2, ID2P(LANG_NO_FILES));
return GO_TO_PREVIOUS; /* No files found for rockbox_browser() */
}
gui_synclist_draw(&tree_lists);
while(1) {
struct entry *dircache = tc.dircache;
bool restore = false;
if (tc.dirlevel < 0)
tc.dirlevel = 0; /* shouldnt be needed.. this code needs work! */
#ifdef BOOTFILE
if (boot_changed) {
static const char *lines[]={ID2P(LANG_BOOT_CHANGED), ID2P(LANG_REBOOT_NOW)};
static const 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 = get_action(CONTEXT_TREE,
list_do_action_timeout(&tree_lists, HZ/2));
oldbutton = button;
gui_synclist_do_button(&tree_lists, &button,LIST_WRAP_UNLESS_HELD);
tc.selected_item = gui_synclist_get_sel_pos(&tree_lists);
switch ( button ) {
case ACTION_STD_OK:
/* nothing to do if no files to display */
if ( numentries == 0 )
break;
#ifdef HAVE_TAGCACHE
switch (id3db?tagtree_enter(&tc):ft_enter(&tc))
#else
switch (ft_enter(&tc))
#endif
{
case 1: reload_dir = true; break;
case 2: start_wps = true; break;
case 3: exit_func = true; break;
default: break;
}
restore = true;
break;
case ACTION_STD_CANCEL:
if (*tc.dirfilter > NUM_FILTER_MODES && tc.dirlevel < 1) {
exit_func = true;
break;
}
if ((*tc.dirfilter == SHOW_ID3DB && tc.dirlevel == 0) ||
((*tc.dirfilter != SHOW_ID3DB && !strcmp(currdir,"/"))))
{
#ifdef HAVE_LCD_BITMAP /* charcell doesnt have ACTION_TREE_PGLEFT so this isnt needed */
if (oldbutton == ACTION_TREE_PGLEFT)
break;
else
#endif
return GO_TO_ROOT;
}
#ifdef HAVE_TAGCACHE
if (id3db)
tagtree_exit(&tc);
else
#endif
if (ft_exit(&tc) == 3)
exit_func = true;
restore = true;
break;
case ACTION_TREE_STOP:
if (list_stop_handler())
restore = true;
break;
case ACTION_STD_MENU:
return GO_TO_ROOT;
break;
#ifdef HAVE_RECORDING
case ACTION_STD_REC:
return GO_TO_RECSCREEN;
#endif
case ACTION_TREE_WPS:
return GO_TO_PREVIOUS_MUSIC;
break;
#ifdef HAVE_QUICKSCREEN
case ACTION_STD_QUICKSCREEN:
/* don't enter f2 from plugin browser */
if (*tc.dirfilter < NUM_FILTER_MODES)
{
if (quick_screen_quick(button))
reload_dir = true;
restore = true;
}
break;
#endif
#ifdef BUTTON_F3
case ACTION_F3:
/* don't enter f3 from plugin browser */
if (*tc.dirfilter < NUM_FILTER_MODES)
{
if (quick_screen_f3(ACTION_F3))
reload_dir = true;
restore = true;
}
break;
#endif
case ACTION_STD_CONTEXT:
case ACTION_TREE_HOTKEY:
{
bool hotkey = button == ACTION_TREE_HOTKEY;
int onplay_result;
int attr = 0;
if(!numentries)
onplay_result = onplay(NULL, 0, curr_context, hotkey);
else {
#ifdef HAVE_TAGCACHE
if (id3db)
{
if (tagtree_get_attr(&tc) == FILE_ATTR_AUDIO)
{
attr = FILE_ATTR_AUDIO;
tagtree_get_filename(&tc, buf, sizeof(buf));
}
else
attr = ATTR_DIRECTORY;
}
else
#endif
{
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, hotkey);
}
switch (onplay_result)
{
case ONPLAY_MAINMENU:
return GO_TO_ROOT;
case ONPLAY_OK:
restore = true;
break;
case ONPLAY_RELOAD_DIR:
reload_dir = true;
break;
case ONPLAY_START_PLAY:
return GO_TO_WPS;
break;
}
break;
}
#ifdef HAVE_HOTSWAP
case SYS_FS_CHANGED:
#ifdef HAVE_TAGCACHE
if (!id3db)
#endif
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 (start_wps)
return GO_TO_WPS;
if (button && !IS_SYSEVENT(button))
{
storage_spin();
}
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;
#ifdef HAVE_TAGCACHE
tc.currtable = 0;
tc.currextra = 0;
lasttable = -1;
lastextra = -1;
#endif
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;
}
if (exit_func)
return GO_TO_PREVIOUS;
if (restore || reload_dir) {
/* restore display */
numentries = update_dir();
reload_dir = false;
if (currdir[1] && (numentries < 0))
{ /* not in root and reload failed */
reload_root = true; /* try root */
goto check_rescan;
}
}
}
return true;
}
bool create_playlist(void)
{
char filename[MAX_PATH];
snprintf(filename, sizeof filename, "%s.m3u8",
tc.currdir[1] ? tc.currdir : "/root");
splashf(0, "%s %s", str(LANG_CREATING), filename);
trigger_cpu_boost();
catalog_add_to_a_playlist(tc.currdir, ATTR_DIRECTORY, true, filename);
cancel_cpu_boost();
return true;
}
int rockbox_browse(const char *root, int dirfilter)
{
int ret_val = 0;
int *last_filter = tc.dirfilter;
tc.dirfilter = &dirfilter;
tc.sort_dir = global_settings.sort_dir;
reload_dir = true;
if (dirfilter >= NUM_FILTER_MODES)
{
static struct tree_context backup;
char current[MAX_PATH];
int last_context;
backup = tc;
tc.selected_item = 0;
tc.dirlevel = 0;
memcpy(tc.currdir, root, sizeof(tc.currdir));
start_wps = false;
last_context = curr_context;
/* Center on the currently loaded language when browsing languages. */
if (dirfilter == SHOW_LNG)
{
if (global_settings.lang_file[0])
{
snprintf(current, sizeof(current), LANG_DIR "/%s.lng",
global_settings.lang_file);
}
else
{
strlcpy(current, LANG_DIR "/english.lng", sizeof(current));
}
}
/* Center on currently loaded WPS */
else if (dirfilter == SHOW_WPS)
{
snprintf(current, sizeof(current), WPS_DIR "/%s.wps",
global_settings.wps_file);
}
#ifdef HAVE_REMOTE_LCD
/* Center on currently loaded RWPS */
else if (dirfilter == SHOW_RWPS)
{
snprintf(current, sizeof(current), WPS_DIR "/%s.rwps",
global_settings.rwps_file);
}
else if (dirfilter == SHOW_RSBS)
{
snprintf(current, sizeof(current), SBS_DIR "/%s.rsbs",
global_settings.rsbs_file);
}
#endif
#ifdef HAVE_LCD_BITMAP
/* Center on the currently loaded font when browsing fonts */
else if (dirfilter == SHOW_FONT)
{
snprintf(current, sizeof(current), FONT_DIR "/%s.fnt",
global_settings.font_file);
}
else if (dirfilter == SHOW_SBS)
{
snprintf(current, sizeof(current), SBS_DIR "/%s.sbs",
global_settings.sbs_file);
}
#endif
#if CONFIG_TUNER
/* Center on the currently loaded FM preset when browsing those */
else if (dirfilter == SHOW_FMR)
{
snprintf(current, sizeof(current), FMPRESET_PATH "/%s.fmr",
global_settings.fmr_file);
}
#endif
else /* reset current[] */
current[0] = '\0';
/* If we've found a file to center on, do it */
if (current[0] == '/')
{
set_current_file(current);
/* set_current_file changes dirlevel, change it back */
tc.dirlevel = 0;
}
ret_val = dirbrowse();
tc = backup;
curr_context = last_context;
}
else
{
static char buf[MAX_PATH];
if (dirfilter != SHOW_ID3DB)
tc.dirfilter = &global_settings.dirfilter;
strcpy(buf,root);
set_current_file(buf);
ret_val = dirbrowse();
}
tc.dirfilter = last_filter;
return ret_val;
}
void tree_mem_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.sort_dir = global_settings.sort_dir;
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);
tree_get_filetypes(&filetypes, &filetypes_count);
}
bool bookmark_play(char *resume_file, int index, int offset, int seed,
char *filename)
{
int i;
char* suffix = strrchr(resume_file, '.');
bool started = false;
if (suffix != NULL &&
(!strcasecmp(suffix, ".m3u") || !strcasecmp(suffix, ".m3u8")))
{
/* Playlist playback */
char* slash;
/* check that the file exists */
if(!file_exists(resume_file))
return false;
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);
started = true;
}
*slash='/';
}
}
else
{
/* Directory playback */
lastdir[0]='\0';
if (playlist_create(resume_file, NULL) != -1)
{
const char* peek_filename;
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 */
peek_filename = playlist_peek(index);
if (peek_filename == NULL)
{
/* playlist has shrunk, search from the top */
index = 0;
peek_filename = playlist_peek(index);
if (peek_filename == NULL)
return false;
}
if (strcmp(strrchr(peek_filename, '/') + 1, filename))
{
for ( i=0; i < playlist_amount(); i++ )
{
peek_filename = playlist_peek(i);
if (peek_filename == NULL)
return false;
if (!strcmp(strrchr(peek_filename, '/') + 1, filename))
break;
}
if (i < playlist_amount())
index = i;
else
return false;
}
playlist_start(index,offset);
started = true;
}
}
if (started)
start_wps = true;
return started;
}
static void say_filetype(int attr)
{
/* try to find a voice ID for the extension, if known */
int j;
attr &= FILE_ATTR_MASK; /* file type */
for (j=0; j<filetypes_count; j++)
if (attr == filetypes[j].tree_attr)
{
talk_id(filetypes[j].voiceclip, true);
return;
}
}
static int ft_play_dirname(char* name)
{
#if CONFIG_CODEC != SWCODEC
if (audio_status() & AUDIO_STATUS_PLAY)
return 0;
#endif
if(talk_file(tc.currdir, name, dir_thumbnail_name, NULL,
NULL, false))
{
if(global_settings.talk_filetype)
talk_id(VOICE_DIR, true);
return 1;
}
else
return -1;
}
static void ft_play_filename(char *dir, char *file)
{
#if CONFIG_CODEC != SWCODEC
if (audio_status() & AUDIO_STATUS_PLAY)
return;
#endif
if (strlen(file) >= strlen(file_thumbnail_ext)
&& strcasecmp(&file[strlen(file) - strlen(file_thumbnail_ext)],
file_thumbnail_ext))
/* file has no .talk extension */
talk_file(dir, NULL, file, file_thumbnail_ext,
NULL, false);
else
/* it already is a .talk file, play this directly, but prefix it. */
talk_file(dir, NULL, file, NULL,
TALK_IDARRAY(LANG_VOICE_DIR_HOVER), false);
}
/* These two functions are called by the USB and shutdown handlers */
void tree_flush(void)
{
#ifdef HAVE_TAGCACHE
tagcache_shutdown();
#endif
#ifdef HAVE_TC_RAMCACHE
tagcache_unload_ramcache();
#endif
#ifdef HAVE_DIRCACHE
{
int old_val = global_status.dircache_size;
if (global_settings.dircache)
{
if (!dircache_is_initializing())
global_status.dircache_size = dircache_get_cache_size();
# ifdef HAVE_EEPROM_SETTINGS
if (firmware_settings.initialized)
dircache_save();
# endif
dircache_disable();
}
else
{
global_status.dircache_size = 0;
}
if (old_val != global_status.dircache_size)
status_save();
}
#endif
}
void tree_restore(void)
{
#ifdef HAVE_EEPROM_SETTINGS
firmware_settings.disk_clean = false;
#endif
#ifdef HAVE_TC_RAMCACHE
remove(TAGCACHE_STATEFILE);
#endif
#ifdef HAVE_DIRCACHE
remove(DIRCACHE_FILE);
if (global_settings.dircache)
{
/* Print "Scanning disk..." to the display. */
splash(0, str(LANG_SCANNING_DISK));
dircache_build(global_status.dircache_size);
}
#endif
#ifdef HAVE_TAGCACHE
tagcache_start_scan();
#endif
}
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