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rockbox/apps/tree.c
Jörg Hohensohn 18e91a729a bugfix for changing position/directory during the talkbox "hover" timeout 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4458 a1c6a512-1295-4272-9138-f99709370657
2004-03-31 07:18:10 +00:00

1719 lines
50 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 "mpeg.h"
#include "playlist.h"
#include "menu.h"
#include "wps.h"
#include "wps-display.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"
#ifdef HAVE_LCD_BITMAP
#include "widgets.h"
#define BOOTFILE "ajbrec.ajz"
#else
#define BOOTFILE "archos.mod"
#endif
/* a table for the know file types */
static struct
{
char* extension; /* extension for which the file type is recognized */
int tree_attr; /* which identifier */
int icon; /* the icon which shall be used for it, -1 if unknown */
/* To have it extendable, there could be more useful stuff in here,
like handler functions, plugin name, etc. */
} filetypes[] = {
{ ".mp3", TREE_ATTR_MPA, File },
{ ".mp2", TREE_ATTR_MPA, File },
{ ".mpa", TREE_ATTR_MPA, File },
{ ".m3u", TREE_ATTR_M3U, Playlist },
{ ".cfg", TREE_ATTR_CFG, Config },
{ ".wps", TREE_ATTR_WPS, Wps, },
{ ".txt", TREE_ATTR_TXT, Text },
{ ".lng", TREE_ATTR_LNG, Language },
{ ".rock",TREE_ATTR_ROCK,Plugin },
#ifdef HAVE_LCD_BITMAP
{ ".fnt", TREE_ATTR_FONT,Font },
{ ".ch8", TREE_ATTR_CH8, Chip8 },
{ ".rvf", TREE_ATTR_RVF, Video },
{ ".bmark",TREE_ATTR_BMARK,Bookmark },
#else
{ ".bmark", TREE_ATTR_BMARK, -1 },
#endif
#ifndef SIMULATOR
#ifdef HAVE_LCD_BITMAP
{ ".ucl", TREE_ATTR_UCL, Flashfile},
{ ".ajz", TREE_ATTR_MOD, Mod_Ajz },
#else
{ ".mod", TREE_ATTR_MOD, Mod_Ajz },
#endif
#endif /* #ifndef SIMULATOR */
};
/* Boot value of global_settings.max_files_in_dir */
static int max_files_in_dir;
static char *name_buffer;
static int name_buffer_size; /* Size of allocated buffer */
static int name_buffer_length; /* Currently used amount */
static struct entry *dircache;
static int dircursor;
static int dirstart;
static int dirlevel;
static int filesindir;
static int dirsindir; /* how many of the dircache entries are directories */
static int dirpos[MAX_DIR_LEVELS];
static int cursorpos[MAX_DIR_LEVELS];
static char lastdir[MAX_PATH];
static char lastfile[MAX_PATH];
static char currdir[MAX_PATH];
static char currdir_save[MAX_PATH];
static bool reload_dir = false;
static int boot_size = 0;
static int boot_cluster;
static bool boot_changed = false;
static bool start_wps = false;
static bool dirbrowse(char *root, int *dirfilter);
void browse_root(void)
{
#ifndef SIMULATOR
dirbrowse("/", &global_settings.dirfilter);
#else
if (!dirbrowse("/", &global_settings.dirfilter)) {
DEBUGF("No filesystem found. Have you forgotten to create it?\n");
}
#endif
}
#ifdef HAVE_LCD_BITMAP
/* pixel margins */
#define MARGIN_X (global_settings.scrollbar && \
filesindir > tree_max_on_screen ? SCROLLBAR_WIDTH : 0) + \
CURSOR_WIDTH + (global_settings.show_icons && ICON_WIDTH > 0 ? ICON_WIDTH :0)
#define MARGIN_Y (global_settings.statusbar ? STATUSBAR_HEIGHT : 0)
/* position the entry-list starts at */
#define LINE_X 0
#define LINE_Y (global_settings.statusbar ? 1 : 0)
#define CURSOR_X (global_settings.scrollbar && \
filesindir > tree_max_on_screen ? 1 : 0)
#define CURSOR_Y 0 /* the cursor is not positioned in regard to
the margins, so this is the amount of lines
we add to the cursor Y position to position
it on a line */
#define CURSOR_WIDTH (global_settings.invert_cursor ? 0 : 4)
#define ICON_WIDTH 6
#define SCROLLBAR_X 0
#define SCROLLBAR_Y lcd_getymargin()
#define SCROLLBAR_WIDTH 6
extern unsigned char bitmap_icons_6x8[LastIcon][6];
#else /* HAVE_LCD_BITMAP */
#define TREE_MAX_ON_SCREEN 2
#define TREE_MAX_LEN_DISPLAY 11 /* max length that fits on screen */
#define LINE_X 2 /* X position the entry-list starts at */
#define LINE_Y 0 /* Y position the entry-list starts at */
#define CURSOR_X 0
#define CURSOR_Y 0 /* not really used for players */
#endif /* HAVE_LCD_BITMAP */
#ifdef HAVE_RECORDER_KEYPAD
#define TREE_NEXT BUTTON_DOWN
#define TREE_PREV BUTTON_UP
#define TREE_EXIT BUTTON_LEFT
#define TREE_ENTER BUTTON_RIGHT
#define TREE_MENU BUTTON_F1
#else
#define TREE_NEXT BUTTON_RIGHT
#define TREE_PREV BUTTON_LEFT
#define TREE_EXIT BUTTON_STOP
#define TREE_ENTER BUTTON_PLAY
#define TREE_MENU BUTTON_MENU
#endif /* HAVE_RECORDER_KEYPAD */
/* talkbox hovering delay, to avoid immediate disk activity */
#define HOVER_DELAY (HZ)
static int build_playlist(int start_index)
{
int i;
int start=start_index;
for(i = 0;i < filesindir;i++)
{
if((dircache[i].attr & TREE_ATTR_MASK) == TREE_ATTR_MPA
&& (strcmp(dircache[i].name, dir_thumbnail_name) != 0))
{
DEBUGF("Adding %s\n", dircache[i].name);
if (playlist_add(dircache[i].name) < 0)
break;
}
else
{
/* Adjust the start index when se skip non-MP3 entries */
if(i < start)
start_index--;
}
}
return start_index;
}
static int play_dirname(int start_index)
{
int fd;
char dirname_mp3_filename[MAX_PATH+1];
if (mpeg_status() & MPEG_STATUS_PLAY)
return 0;
snprintf(dirname_mp3_filename, sizeof(dirname_mp3_filename), "%s/%s/%s",
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;
}
static int compare(const void* p1, const void* p2)
{
struct entry* e1 = (struct entry*)p1;
struct entry* e2 = (struct entry*)p2;
if (( e1->attr & ATTR_DIRECTORY ) == ( e2->attr & ATTR_DIRECTORY ))
if (global_settings.sort_case)
return strncmp(e1->name, e2->name, MAX_PATH);
else
return strncasecmp(e1->name, e2->name, MAX_PATH);
else
return ( e2->attr & ATTR_DIRECTORY ) - ( e1->attr & ATTR_DIRECTORY );
}
static void showfileline(int line, int direntry, bool scroll, int *dirfilter)
{
char* name = dircache[direntry].name;
int xpos = LINE_X;
char* dotpos = NULL;
#ifdef HAVE_LCD_CHARCELLS
if (!global_settings.show_icons)
xpos--;
#endif
/* if any file filter is on, strip the extension */
if (*dirfilter != SHOW_ALL &&
!(dircache[direntry].attr & ATTR_DIRECTORY))
{
dotpos = strrchr(name, '.');
if (dotpos) {
*dotpos = 0;
}
}
if(scroll) {
#ifdef HAVE_LCD_BITMAP
lcd_setfont(FONT_UI);
if (global_settings.invert_cursor)
lcd_puts_scroll_style(xpos, line, name, STYLE_INVERT);
else
#endif
lcd_puts_scroll(xpos, line, name);
} else
lcd_puts(xpos, line, name);
/* Restore the dot before the extension if it was removed */
if (dotpos)
*dotpos = '.';
}
/* load sorted directory into dircache. returns NULL on failure. */
struct entry* load_and_sort_directory(char *dirname, int *dirfilter,
int *num_files, bool *buffer_full)
{
int i;
DIR *dir = opendir(dirname);
if(!dir)
return NULL; /* not a directory */
name_buffer_length = 0;
dirsindir = 0;
*buffer_full = false;
for ( i=0; i < max_files_in_dir; i++ ) {
int len;
struct dirent *entry = readdir(dir);
struct entry* dptr = &dircache[i];
if (!entry)
break;
len = strlen(entry->d_name);
/* skip directories . and .. */
if ((entry->attribute & ATTR_DIRECTORY) &&
(((len == 1) &&
(!strncmp(entry->d_name, ".", 1))) ||
((len == 2) &&
(!strncmp(entry->d_name, "..", 2))))) {
i--;
continue;
}
/* Skip FAT volume ID */
if (entry->attribute & ATTR_VOLUME_ID) {
i--;
continue;
}
/* filter out dotfiles and hidden files */
if (*dirfilter != SHOW_ALL &&
((entry->d_name[0]=='.') ||
(entry->attribute & ATTR_HIDDEN))) {
i--;
continue;
}
dptr->attr = entry->attribute;
/* check for known file types */
if ( !(dptr->attr & ATTR_DIRECTORY) && (len > 4) )
{
unsigned j;
for (j=0; j<sizeof(filetypes)/sizeof(*filetypes); j++)
{
if (!strcasecmp(
&entry->d_name[len-strlen(filetypes[j].extension)],
filetypes[j].extension))
{
dptr->attr |= filetypes[j].tree_attr;
break;
}
}
}
/* memorize/compare details about the boot file */
if ((currdir[1] == 0) && !strcasecmp(entry->d_name, BOOTFILE)) {
if (boot_size) {
if ((entry->size != boot_size) ||
(entry->startcluster != boot_cluster))
boot_changed = true;
}
boot_size = entry->size;
boot_cluster = entry->startcluster;
}
/* filter out non-visible files */
if (!(dptr->attr & ATTR_DIRECTORY) && (
(*dirfilter == SHOW_PLAYLIST &&
(dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_M3U) ||
((*dirfilter == SHOW_MUSIC &&
(dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_MPA) &&
(dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_M3U) ||
(*dirfilter == SHOW_SUPPORTED && !(dptr->attr & TREE_ATTR_MASK)) ||
(*dirfilter == SHOW_WPS && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_WPS) ||
(*dirfilter == SHOW_CFG && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_CFG) ||
(*dirfilter == SHOW_LNG && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_LNG) ||
(*dirfilter == SHOW_MOD && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_MOD) ||
(*dirfilter == SHOW_FONT && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_FONT) ||
(*dirfilter == SHOW_PLUGINS && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_ROCK)))
{
i--;
continue;
}
if (len > name_buffer_size - name_buffer_length - 1) {
/* Tell the world that we ran out of buffer space */
*buffer_full = true;
break;
}
dptr->name = &name_buffer[name_buffer_length];
strcpy(dptr->name,entry->d_name);
name_buffer_length += len + 1;
if (dptr->attr & ATTR_DIRECTORY) /* count the remaining dirs */
dirsindir++;
}
*num_files = i;
closedir(dir);
strncpy(lastdir,dirname,sizeof(lastdir));
lastdir[sizeof(lastdir)-1] = 0;
qsort(dircache,i,sizeof(struct entry),compare);
return dircache;
}
#ifdef HAVE_LCD_BITMAP
static int recalc_screen_height(void)
{
int fw, fh;
int height = LCD_HEIGHT;
lcd_setfont(FONT_UI);
lcd_getstringsize("A", &fw, &fh);
if(global_settings.statusbar)
height -= STATUSBAR_HEIGHT;
if(global_settings.buttonbar)
height -= BUTTONBAR_HEIGHT;
return height / fh;
}
#endif
static int showdir(char *path, int start, int *dirfilter)
{
int icon_type = 0;
int i;
int tree_max_on_screen;
bool dir_buffer_full;
#ifdef HAVE_LCD_BITMAP
int line_height;
int fw, fh;
lcd_setfont(FONT_UI);
lcd_getstringsize("A", &fw, &fh);
tree_max_on_screen = recalc_screen_height();
line_height = fh;
#else
tree_max_on_screen = TREE_MAX_ON_SCREEN;
#endif
/* new dir? cache it */
if (strncmp(path,lastdir,sizeof(lastdir)) || reload_dir) {
if (!load_and_sort_directory(path, dirfilter,
&filesindir, &dir_buffer_full))
return -1;
if ( dir_buffer_full || filesindir == max_files_in_dir ) {
#ifdef HAVE_LCD_CHARCELLS
lcd_double_height(false);
#endif
lcd_clear_display();
lcd_puts(0,0,str(LANG_SHOWDIR_ERROR_BUFFER));
lcd_puts(0,1,str(LANG_SHOWDIR_ERROR_FULL));
lcd_update();
sleep(HZ*2);
lcd_clear_display();
}
}
if (start == -1)
{
int diff_files;
/* use lastfile to determine start (default=0) */
start = 0;
for (i=0; i<filesindir; i++)
{
if (!strcasecmp(dircache[i].name, lastfile))
{
start = i;
break;
}
}
diff_files = filesindir - start;
if (diff_files < tree_max_on_screen)
{
int oldstart = start;
start -= (tree_max_on_screen - diff_files);
if (start < 0)
start = 0;
dircursor = oldstart - start;
}
dirstart = start;
}
/* The cursor might point to an invalid line, for example if someone
deleted the last file in the dir */
if(filesindir)
{
while(start + dircursor >= filesindir)
{
if(start)
start--;
else
if(dircursor)
dircursor--;
}
dirstart = start;
}
#ifdef HAVE_LCD_CHARCELLS
lcd_stop_scroll();
lcd_double_height(false);
#endif
lcd_clear_display();
#ifdef HAVE_LCD_BITMAP
lcd_setmargins(MARGIN_X,MARGIN_Y); /* leave room for cursor and icon */
lcd_setfont(FONT_UI);
#endif
for ( i=start; i < start+tree_max_on_screen; i++ ) {
int len;
unsigned j;
if ( i >= filesindir )
break;
len = strlen(dircache[i].name);
if (dircache[i].attr & ATTR_DIRECTORY)
{
icon_type = Folder;
}
else
{
/* search which icon to use */
icon_type = -1; /* default to none */
for (j=0; j<sizeof(filetypes)/sizeof(*filetypes); j++)
{
if ((dircache[i].attr & TREE_ATTR_MASK) == filetypes[j].tree_attr)
{
icon_type = filetypes[j].icon;
break;
}
}
if (icon_type == -1)
{
#ifdef HAVE_LCD_BITMAP
icon_type = 0;
#else
icon_type = Unknown;
#endif
}
}
if (icon_type && global_settings.show_icons) {
#ifdef HAVE_LCD_BITMAP
int offset=0;
if ( line_height > 8 )
offset = (line_height - 8) / 2;
lcd_bitmap(bitmap_icons_6x8[icon_type],
CURSOR_X * 6 + CURSOR_WIDTH,
MARGIN_Y+(i-start)*line_height + offset,
6, 8, true);
#else
lcd_putc(LINE_X-1, i-start, icon_type);
#endif
}
showfileline(i-start, i, false, dirfilter); /* no scroll */
}
#ifdef HAVE_LCD_BITMAP
if (global_settings.scrollbar && (filesindir > tree_max_on_screen))
scrollbar(SCROLLBAR_X, SCROLLBAR_Y, SCROLLBAR_WIDTH - 1,
tree_max_on_screen * line_height, filesindir, start,
start + tree_max_on_screen, VERTICAL);
if(global_settings.buttonbar) {
buttonbar_set(str(LANG_DIRBROWSE_F1),
str(LANG_DIRBROWSE_F2),
str(LANG_DIRBROWSE_F3));
buttonbar_draw();
}
#endif
status_draw(true);
return filesindir;
}
static bool ask_resume(bool ask_once)
{
bool stop = false;
#ifdef HAVE_LCD_CHARCELLS
lcd_double_height(false);
#endif
if (usb_detect()) {
usb_screen();
return false;
}
/* always resume? */
if ( global_settings.resume == RESUME_ON )
return true;
lcd_clear_display();
lcd_puts(0,0,str(LANG_RESUME_ASK));
#ifdef HAVE_LCD_CHARCELLS
status_draw(false);
lcd_puts(0,1,str(LANG_RESUME_CONFIRM_PLAYER));
#else
lcd_puts(0,1,str(LANG_CONFIRM_WITH_PLAY_RECORDER));
lcd_puts(0,2,str(LANG_CANCEL_WITH_ANY_RECORDER));
#endif
lcd_update();
while (!stop) {
switch (button_get(true)) {
case BUTTON_PLAY:
#ifdef BUTTON_RC_PLAY
case BUTTON_RC_PLAY:
#endif
return true;
#ifdef BUTTON_ON
/* ignore the ON button, since it might
still be pressed since booting */
case BUTTON_ON:
case BUTTON_ON | BUTTON_REL:
case BUTTON_ON | BUTTON_REPEAT:
break;
#endif
case SYS_USB_CONNECTED:
usb_screen();
stop = true;
break;
default:
stop = true;
break;
}
}
if ( global_settings.resume == RESUME_ASK_ONCE && ask_once) {
global_settings.resume_index = -1;
settings_save();
}
return false;
}
/* load tracks from specified directory to resume play */
void resume_directory(char *dir)
{
bool buffer_full;
if (!load_and_sort_directory(dir, &global_settings.dirfilter, &filesindir,
&buffer_full))
return;
lastdir[0] = 0;
build_playlist(0);
}
/* 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 currdir;
else if (size > 0)
{
strncpy(buf, 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 ask_once)
{
if ( global_settings.resume &&
global_settings.resume_index != -1 ) {
DEBUGF("Resume index %X offset %X\n",
global_settings.resume_index,
global_settings.resume_offset);
if (!ask_resume(ask_once))
return;
if (playlist_resume() != -1)
{
playlist_start(global_settings.resume_index,
global_settings.resume_offset);
start_wps = true;
}
else
return;
}
}
void set_current_file(char *path)
{
char *name;
unsigned int i;
/* separate directory from filename */
name = strrchr(path+1,'/');
if (name)
{
*name = 0;
strcpy(currdir, path);
*name = '/';
name++;
}
else
{
strcpy(currdir, "/");
name = path+1;
}
strcpy(lastfile, name);
dircursor = 0;
dirstart = -1;
if (strncmp(currdir,lastdir,sizeof(lastdir)))
{
dirlevel = 0;
dirpos[dirlevel] = -1;
cursorpos[dirlevel] = 0;
/* use '/' to calculate dirlevel */
for (i=1; i<strlen(path)+1; i++)
{
if (path[i] == '/')
{
dirlevel++;
dirpos[dirlevel] = -1;
cursorpos[dirlevel] = 0;
}
}
}
}
#ifdef BUTTON_ON
static bool handle_on(int *ds, int *dc, int numentries, int tree_max_on_screen, int *dirfilter)
{
bool exit = false;
bool used = false;
int dirstart = *ds;
int dircursor = *dc;
char buf[MAX_PATH];
#ifdef HAVE_LCD_BITMAP
int fw, fh;
lcd_getstringsize("A", &fw, &fh);
#endif
while (!exit) {
switch (button_get(true)) {
case TREE_PREV:
#ifdef BUTTON_RC_LEFT
case BUTTON_RC_LEFT:
#endif
#ifdef BUTTON_ON
case BUTTON_ON | TREE_PREV:
case BUTTON_ON | TREE_PREV | BUTTON_REPEAT:
#endif
used = true;
if ( dirstart ) {
dirstart -= tree_max_on_screen;
if ( dirstart < 0 )
dirstart = 0;
}
else
dircursor = 0;
break;
case TREE_NEXT:
#ifdef BUTTON_RC_RIGHT
case BUTTON_RC_RIGHT:
#endif
#ifdef BUTTON_ON
case BUTTON_ON | TREE_NEXT:
case BUTTON_ON | TREE_NEXT | BUTTON_REPEAT:
#endif
used = true;
if ( dirstart < numentries - tree_max_on_screen ) {
dirstart += tree_max_on_screen;
if ( dirstart >
numentries - tree_max_on_screen )
dirstart = numentries - tree_max_on_screen;
}
else
dircursor = numentries - dirstart - 1;
break;
case BUTTON_PLAY:
#ifdef BUTTON_RC_PLAY
case BUTTON_RC_PLAY:
#endif
#ifdef BUTTON_ON
case BUTTON_ON | BUTTON_PLAY:
#endif
{
int onplay_result;
if(!numentries)
onplay_result = onplay(NULL, 0);
else {
if (currdir[1])
snprintf(buf, sizeof buf, "%s/%s",
currdir, dircache[dircursor+dirstart].name);
else
snprintf(buf, sizeof buf, "/%s",
dircache[dircursor+dirstart].name);
onplay_result = onplay(buf,
dircache[dircursor+dirstart].attr);
}
switch (onplay_result)
{
case ONPLAY_OK:
used = true;
break;
case ONPLAY_RELOAD_DIR:
reload_dir = 1;
used = true;
break;
case ONPLAY_START_PLAY:
used = false; /* this will enable the wps */
break;
}
exit = true;
break;
}
#ifdef BUTTON_ON
case BUTTON_ON | BUTTON_REL:
case BUTTON_ON | TREE_PREV | BUTTON_REL:
case BUTTON_ON | TREE_NEXT | BUTTON_REL:
exit = true;
break;
#endif
}
if ( used && !exit ) {
#ifdef HAVE_LCD_BITMAP
int xpos,ypos;
#endif
showdir(currdir, dirstart, dirfilter);
#ifdef HAVE_LCD_BITMAP
if (global_settings.invert_cursor) {
xpos = lcd_getxmargin();
ypos = (CURSOR_Y + dircursor) * fh + lcd_getymargin();
lcd_invertrect(xpos, ypos, LCD_WIDTH-xpos, fh);
}
else
#endif
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
lcd_update();
}
}
*ds = dirstart;
*dc = dircursor;
return used;
}
#endif
static bool dirbrowse(char *root, int *dirfilter)
{
int numentries=0;
char buf[MAX_PATH];
int i;
int lasti=-1;
int button;
int tree_max_on_screen;
bool reload_root = false;
int lastfilter = *dirfilter;
bool lastsortcase = global_settings.sort_case;
int lastdircursor=-1;
bool need_update = true;
bool exit_func = false;
bool enqueue_next = false;
long thumbnail_time = -1; /* for delaying a thumbnail */
bool update_all = false; /* set this to true when the whole file list
has been refreshed on screen */
#ifdef HAVE_LCD_BITMAP
tree_max_on_screen = recalc_screen_height();
#else
tree_max_on_screen = TREE_MAX_ON_SCREEN;
#endif
dircursor=0;
dirstart=0;
dirlevel=0;
memcpy(currdir,root,sizeof(currdir));
if (*dirfilter < NUM_FILTER_MODES)
start_resume(true);
numentries = showdir(currdir, dirstart, dirfilter);
if (numentries == -1)
return false; /* currdir is not a directory */
if (*dirfilter > NUM_FILTER_MODES && numentries==0)
{
splash(HZ*2, true, str(LANG_NO_FILES));
return false; /* No files found for rockbox_browser() */
}
update_all = true;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
while(1) {
struct entry* file = &dircache[dircursor+dirstart];
bool restore = false;
button = button_get_w_tmo(HZ/5);
#ifndef SIMULATOR
if (boot_changed) {
bool stop = false;
lcd_clear_display();
lcd_puts(0,0,str(LANG_BOOT_CHANGED));
lcd_puts(0,1,str(LANG_REBOOT_NOW));
#ifdef HAVE_LCD_BITMAP
lcd_puts(0,3,str(LANG_CONFIRM_WITH_PLAY_RECORDER));
lcd_puts(0,4,str(LANG_CANCEL_WITH_ANY_RECORDER));
lcd_update();
#endif
while (!stop) {
switch (button_get(true)) {
case BUTTON_PLAY:
rolo_load("/" BOOTFILE);
stop = true;
break;
case SYS_USB_CONNECTED:
usb_screen();
stop = true;
break;
default:
stop = true;
break;
}
}
restore = true;
boot_changed = false;
}
#endif
switch ( button ) {
case TREE_EXIT:
#ifdef BUTTON_RC_STOP
case BUTTON_RC_STOP:
#endif
#ifdef HAVE_RECORDER_KEYPAD
case BUTTON_LEFT | BUTTON_REPEAT:
#endif
i=strlen(currdir);
if (i>1) {
while (currdir[i-1]!='/')
i--;
strcpy(buf,&currdir[i]);
if (i==1)
currdir[i]=0;
else
currdir[i-1]=0;
dirlevel--;
if ( dirlevel < MAX_DIR_LEVELS ) {
dirstart = dirpos[dirlevel];
dircursor = cursorpos[dirlevel];
}
else
dirstart = dircursor = 0;
if (dirstart == -1)
strcpy(lastfile, buf);
restore = true;
}
if (*dirfilter > NUM_FILTER_MODES)
exit_func = true;
break;
#ifdef HAVE_RECORDER_KEYPAD
case BUTTON_OFF:
bookmark_autobookmark();
mpeg_stop();
status_set_playmode(STATUS_STOP);
status_draw(false);
restore = true;
break;
case BUTTON_OFF | BUTTON_REL:
#else
case BUTTON_STOP | BUTTON_REL:
#endif
settings_save();
break;
#ifdef HAVE_RECORDER_KEYPAD
case BUTTON_OFF | BUTTON_REPEAT:
#else
case BUTTON_STOP | BUTTON_REPEAT:
#endif
if (charger_inserted()) {
charging_splash();
restore = true;
}
break;
case TREE_ENTER:
case TREE_ENTER | BUTTON_REPEAT:
#ifdef BUTTON_RC_PLAY
case BUTTON_RC_PLAY:
#endif
#ifdef HAVE_RECORDER_KEYPAD
case BUTTON_PLAY:
case BUTTON_PLAY | BUTTON_REPEAT:
#endif
if ( !numentries )
break;
if (currdir[1])
snprintf(buf,sizeof(buf),"%s/%s",currdir, file->name);
else
snprintf(buf,sizeof(buf),"/%s",file->name);
if (file->attr & ATTR_DIRECTORY) {
if (global_settings.talk_dir == 2) /* enter */
{
/* play_dirname */
DEBUGF("Playing directory thumbnail: %s", currdir);
play_dirname(dircursor+dirstart);
/* avoid reading getting cut by next filename */
enqueue_next = true;
}
memcpy(currdir,buf,sizeof(currdir));
if ( dirlevel < MAX_DIR_LEVELS ) {
dirpos[dirlevel] = dirstart;
cursorpos[dirlevel] = dircursor;
}
dirlevel++;
dircursor=0;
dirstart=0;
}
else {
int seed = current_tick;
bool play = false;
int start_index=0;
lcd_stop_scroll();
switch ( file->attr & TREE_ATTR_MASK ) {
case TREE_ATTR_M3U:
if (bookmark_autoload(buf))
{
restore = true;
break;
}
if (playlist_create(currdir, file->name) != -1)
{
if (global_settings.playlist_shuffle)
playlist_shuffle(seed, -1);
start_index = 0;
playlist_start(start_index,0);
play = true;
}
break;
case TREE_ATTR_MPA:
if (bookmark_autoload(currdir))
{
restore = true;
break;
}
if (playlist_create(currdir, NULL) != -1)
{
start_index =
build_playlist(dircursor+dirstart);
if (global_settings.playlist_shuffle)
{
start_index =
playlist_shuffle(seed,start_index);
/* when shuffling dir.: play all files
even if the file selected by user is
not the first one */
if (!global_settings.play_selected)
start_index = 0;
}
playlist_start(start_index, 0);
play = true;
}
break;
/* wps config file */
case TREE_ATTR_WPS:
wps_load(buf,true);
set_file(buf, global_settings.wps_file,
MAX_FILENAME);
restore = true;
break;
case TREE_ATTR_CFG:
if (!settings_load_config(buf))
break;
lcd_clear_display();
lcd_puts(0,0,str(LANG_SETTINGS_LOADED1));
lcd_puts(0,1,str(LANG_SETTINGS_LOADED2));
#ifdef HAVE_LCD_BITMAP
lcd_update();
/* maybe we have a new font */
tree_max_on_screen = recalc_screen_height();
/* make sure cursor is on screen */
while ( dircursor > tree_max_on_screen )
{
dircursor--;
dirstart++;
}
#endif
sleep(HZ/2);
restore = true;
break;
case TREE_ATTR_BMARK:
bookmark_load(buf, false);
restore = true;
reload_dir = true;
break;
case TREE_ATTR_TXT:
plugin_load("/.rockbox/rocks/viewer.rock",buf);
restore = true;
break;
case TREE_ATTR_LNG:
if(!lang_load(buf)) {
set_file(buf, global_settings.lang_file,
MAX_FILENAME);
splash(HZ, true, str(LANG_LANGUAGE_LOADED));
restore = true;
}
break;
#ifdef HAVE_LCD_BITMAP
/* chip-8 game */
case TREE_ATTR_CH8:
plugin_load("/.rockbox/rocks/chip8.rock",buf);
break;
/* "movie" animation */
case TREE_ATTR_RVF:
plugin_load("/.rockbox/rocks/video.rock",buf);
break;
case TREE_ATTR_FONT:
font_load(buf);
set_file(buf, global_settings.font_file,
MAX_FILENAME);
tree_max_on_screen = recalc_screen_height();
/* make sure cursor is on screen */
while ( dircursor > tree_max_on_screen ) {
dircursor--;
dirstart++;
}
restore = true;
break;
#endif
#ifndef SIMULATOR
/* firmware file */
case TREE_ATTR_MOD:
rolo_load(buf);
break;
/* ucl flash file */
case TREE_ATTR_UCL:
plugin_load("/.rockbox/rocks/rockbox_flash.rock",buf);
break;
#endif
/* plugin file */
case TREE_ATTR_ROCK:
if (plugin_load(buf,NULL) == PLUGIN_USB_CONNECTED)
reload_root = true;
else
restore = true;
break;
}
if ( play ) {
if ( global_settings.resume ) {
/* the resume_index must always be the index in the
shuffled list in case shuffle is enabled */
global_settings.resume_index = start_index;
global_settings.resume_offset = 0;
settings_save();
}
start_wps = true;
}
else if (*dirfilter > NUM_FILTER_MODES)
exit_func = true;
}
restore = true;
break;
case TREE_PREV:
case TREE_PREV | BUTTON_REPEAT:
#ifdef BUTTON_RC_LEFT
case BUTTON_RC_LEFT:
#endif
if(filesindir) {
if(dircursor) {
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, false);
dircursor--;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
}
else {
if (dirstart) {
dirstart--;
numentries = showdir(currdir, dirstart, dirfilter);
update_all=true;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
}
else {
if (numentries < tree_max_on_screen) {
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor,
false);
dircursor = numentries - 1;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor,
true);
}
else {
dirstart = numentries - tree_max_on_screen;
dircursor = tree_max_on_screen - 1;
numentries = showdir(currdir, dirstart, dirfilter);
update_all = true;
put_cursorxy(CURSOR_X, CURSOR_Y +
tree_max_on_screen - 1, true);
}
}
}
need_update = true;
}
break;
case TREE_NEXT:
case TREE_NEXT | BUTTON_REPEAT:
#ifdef BUTTON_RC_RIGHT
case BUTTON_RC_RIGHT:
#endif
if(filesindir)
{
if (dircursor + dirstart + 1 < numentries ) {
if(dircursor+1 < tree_max_on_screen) {
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, false);
dircursor++;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
}
else {
dirstart++;
numentries = showdir(currdir, dirstart, dirfilter);
update_all = true;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
}
}
else {
if(numentries < tree_max_on_screen) {
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, false);
dirstart = dircursor = 0;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
}
else {
dirstart = dircursor = 0;
numentries = showdir(currdir, dirstart, dirfilter);
update_all=true;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
}
}
need_update = true;
}
break;
case TREE_MENU:
if (*dirfilter < NUM_FILTER_MODES)
{
lcd_stop_scroll();
if (main_menu())
reload_root = true;
restore = true;
}
break;
#ifdef BUTTON_ON /* I bet the folks without ON-button want this to
work on a different button */
case BUTTON_ON:
if (handle_on(&dirstart, &dircursor, numentries,
tree_max_on_screen, dirfilter))
{
/* start scroll */
restore = true;
}
else
{
if (mpeg_status() & MPEG_STATUS_PLAY)
{
start_wps=true;
}
else
{
start_resume(false);
restore = true;
}
}
break;
#endif
#ifdef HAVE_RECORDER_KEYPAD
case BUTTON_F2:
if (*dirfilter < NUM_FILTER_MODES)
{
if (quick_screen(CONTEXT_TREE, BUTTON_F2))
reload_root = true;
restore = true;
break;
}
case BUTTON_F3:
if (*dirfilter < NUM_FILTER_MODES)
{
if (quick_screen(CONTEXT_TREE, BUTTON_F3))
reload_root = true;
#ifdef HAVE_LCD_BITMAP
tree_max_on_screen = recalc_screen_height();
#endif
restore = true;
}
break;
#endif
case SYS_USB_CONNECTED:
status_set_playmode(STATUS_STOP);
usb_screen();
reload_root = true;
break;
case BUTTON_NONE:
if (thumbnail_time != -1 &&
TIME_AFTER(current_tick, thumbnail_time))
{ /* a delayed hovering thumbnail is due now */
int res;
DEBUGF("Playing directory thumbnail: %s", currdir);
res = 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);
}
thumbnail_time = -1; /* job done */
}
status_draw(false);
break;
}
if ( button )
ata_spin();
if (start_wps)
{
lcd_stop_scroll();
if (wps_show() == SYS_USB_CONNECTED)
reload_root = true;
#ifdef HAVE_LCD_BITMAP
tree_max_on_screen = recalc_screen_height();
#endif
restore = true;
start_wps=false;
}
/* do we need to rescan dir? */
if (reload_dir || reload_root ||
lastfilter != *dirfilter ||
lastsortcase != global_settings.sort_case)
{
if ( reload_root ) {
strcpy(currdir, "/");
dirlevel = 0;
reload_root = false;
}
if (! reload_dir )
{
dircursor = 0;
dirstart = 0;
lastdir[0] = 0;
}
lastfilter = *dirfilter;
lastsortcase = global_settings.sort_case;
restore = true;
while (button_get(false)); /* clear button queue */
}
if (exit_func)
break;
if (restore || reload_dir) {
/* restore display */
#ifdef HAVE_LCD_BITMAP
tree_max_on_screen = recalc_screen_height();
#endif
/* We need to adjust if the number of lines on screen have
changed because of a status bar change */
if(CURSOR_Y+LINE_Y+dircursor>tree_max_on_screen) {
dirstart++;
dircursor--;
}
#ifdef HAVE_LCD_BITMAP
/* the sub-screen might've ruined the margins */
lcd_setmargins(MARGIN_X,MARGIN_Y); /* leave room for cursor and
icon */
lcd_setfont(FONT_UI);
#endif
numentries = showdir(currdir, dirstart, dirfilter);
update_all = true;
put_cursorxy(CURSOR_X, CURSOR_Y + dircursor, true);
need_update = true;
reload_dir = false;
}
if ( numentries && need_update) {
i = dirstart+dircursor;
/* if MP3 filter is on, cut off the extension */
if(lasti!=i || restore) {
lcd_stop_scroll();
/* So if lastdircursor and dircursor differ, and then full
screen was not refreshed, restore the previous line */
if ((lastdircursor != dircursor) && !update_all ) {
showfileline(lastdircursor, lasti, false, dirfilter); /* no scroll */
}
lasti=i;
lastdircursor=dircursor;
thumbnail_time = -1; /* cancel whatever we were about to say */
showfileline(dircursor, i, true, dirfilter); /* scroll please */
need_update = true;
if (dircache[i].attr & ATTR_DIRECTORY) /* directory? */
{
/* play directory thumbnail */
if (global_settings.talk_dir == 3) /* hover */
{ /* "schedule" a thumbnail, to have a little dalay */
thumbnail_time = current_tick + HOVER_DELAY;
}
else if (global_settings.talk_dir == 1) /* dirs as numbers */
{
talk_id(VOICE_DIR, false);
talk_number(i+1, true);
}
}
else if (global_settings.talk_file == 1) /* files as numbers */
{
/* enqueue_next is true if still talking the dir name */
talk_id(VOICE_FILE, enqueue_next);
talk_number(i-dirsindir+1, true);
enqueue_next = false;
}
}
}
if(need_update) {
lcd_update();
need_update = false;
update_all = false;
}
}
return true;
}
static int plsize = 0;
static bool add_dir(char* dirname, int len, int fd)
{
bool abort = false;
DIR* dir;
/* check for user abort */
#ifdef BUTTON_STOP
if (button_get(false) == BUTTON_STOP)
#else
if (button_get(false) == BUTTON_OFF)
#endif
return true;
dir = opendir(dirname);
if(!dir)
return true;
while (true) {
struct dirent *entry;
entry = readdir(dir);
if (!entry)
break;
if (entry->attribute & ATTR_DIRECTORY) {
int dirlen = strlen(dirname);
bool result;
if (!strcmp(entry->d_name, ".") ||
!strcmp(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(entry->d_name);
if ((!strcasecmp(&entry->d_name[x-4], ".mp3")) ||
(!strcasecmp(&entry->d_name[x-4], ".mp2")) ||
(!strcasecmp(&entry->d_name[x-4], ".mpa")))
{
char buf[8];
write(fd, dirname, strlen(dirname));
write(fd, "/", 1);
write(fd, entry->d_name, x);
write(fd, "\n", 1);
plsize++;
snprintf(buf, sizeof buf, "%d", plsize);
#ifdef HAVE_LCD_BITMAP
lcd_puts(0,4,buf);
lcd_update();
#else
x = 10;
if (plsize > 999)
x=7;
else {
if (plsize > 99)
x=8;
else {
if (plsize > 9)
x=9;
}
}
lcd_puts(x,0,buf);
#endif
}
}
}
closedir(dir);
return abort;
}
bool create_playlist(void)
{
int fd;
char filename[MAX_PATH];
snprintf(filename, sizeof filename, "%s.m3u",
currdir[1] ? currdir : "/root");
lcd_clear_display();
lcd_puts(0,0,str(LANG_CREATING));
lcd_puts_scroll(0,1,filename);
lcd_update();
fd = creat(filename,0);
if (fd < 0)
return false;
snprintf(filename, sizeof(filename), "%s", currdir[1] ? currdir : "/");
plsize = 0;
add_dir(filename, sizeof(filename), fd);
close(fd);
sleep(HZ);
return true;
}
bool rockbox_browse(char *root, int dirfilter)
{
bool rc;
int dircursor_save = dircursor;
int dirstart_save = dirstart;
int dirlevel_save = dirlevel;
int dirpos_save = dirpos[0];
int cursorpos_save = cursorpos[0];
memcpy(currdir_save, currdir, sizeof(currdir));
reload_dir = true;
start_wps = false;
rc = dirbrowse(root, &dirfilter);
memcpy(currdir, currdir_save, sizeof(currdir));
reload_dir = true;
dirstart = dirstart_save;
cursorpos[0] = cursorpos_save;
dirlevel = dirlevel_save;
dircursor = dircursor_save;
dirpos[0] = dirpos_save;
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_in_dir = global_settings.max_files_in_dir;
name_buffer_size = AVERAGE_FILENAME_LENGTH * max_files_in_dir;
name_buffer = buffer_alloc(name_buffer_size);
dircache = buffer_alloc(max_files_in_dir * sizeof(struct entry));
}
void bookmark_play(char *resume_file, int index, int offset, int seed)
{
int len=strlen(resume_file);
if (!strcasecmp(&resume_file[len-4], ".m3u"))
{
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
{
lastdir[0]='\0';
if (playlist_create(resume_file, NULL) != -1)
{
resume_directory(resume_file);
if (global_settings.playlist_shuffle)
playlist_shuffle(seed, -1);
playlist_start(index,offset);
}
}
status_set_playmode(STATUS_PLAY);
start_wps=true;
}
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