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rockbox/apps/root_menu.c
Jonathan Gordon 91e726a1c1 Move all valid menu return codes to a single file (root_menu.h) so we don't need to rely on GO_TO_ROOT == MENU_ATTACHED_USB. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12937 a1c6a512-1295-4272-9138-f99709370657
2007-03-27 06:38:11 +00:00

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: main.c 12101 2007-01-24 02:19:22Z jdgordon $
*
* Copyright (C) 2007 Jonathan Gordon
*
* 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 "config.h"
#include "menu.h"
#include "root_menu.h"
#include "lang.h"
#include "settings.h"
#include "kernel.h"
#include "debug.h"
#include "misc.h"
#include "rolo.h"
#include "powermgmt.h"
#if LCD_DEPTH > 1
#include "backdrop.h"
#endif
#include "talk.h"
#include "audio.h"
/* gui api */
#include "list.h"
#include "statusbar.h"
#include "splash.h"
#include "buttonbar.h"
#include "textarea.h"
#include "action.h"
#include "yesno.h"
#include "main_menu.h"
#include "tree.h"
#if CONFIG_TUNER
#include "radio.h"
#endif
#ifdef HAVE_RECORDING
#include "recording.h"
#endif
#include "gwps-common.h"
#include "bookmark.h"
#include "tagtree.h"
#include "menus/exported_menus.h"
#ifdef HAVE_RTC_ALARM
#include "rtc.h"
#endif
#ifdef HAVE_TAGCACHE
#include "tagcache.h"
#endif
struct root_items {
int (*function)(void* param);
void* param;
};
static int last_screen = GO_TO_ROOT; /* unfortunatly needed so we can resume
or goto current track based on previous
screen */
static int browser(void* param)
{
int ret_val;
#ifdef HAVE_TAGCACHE
struct tree_context* tc = tree_get_context();
#endif
int filter = SHOW_SUPPORTED;
char folder[MAX_PATH] = "/";
/* stuff needed to remember position in file browser */
static char last_folder[MAX_PATH] = "/";
/* and stuff for the database browser */
#ifdef HAVE_TAGCACHE
static int last_db_dirlevel = 0, last_db_selection = 0;
#endif
switch ((intptr_t)param)
{
case GO_TO_FILEBROWSER:
filter = global_settings.dirfilter;
if (global_settings.browse_current &&
last_screen == GO_TO_WPS && audio_status() &&
wps_state.current_track_path[0] != '\0')
{
strcpy(folder, wps_state.current_track_path);
}
else
strcpy(folder, last_folder);
break;
#ifdef HAVE_TAGCACHE
case GO_TO_DBBROWSER:
if (!tagcache_is_usable())
{
bool reinit_attempted = false;
/* Now display progress until it's ready or the user exits */
while(!tagcache_is_usable())
{
gui_syncstatusbar_draw(&statusbars, false);
struct tagcache_stat *stat = tagcache_get_stat();
/* Allow user to exit */
if (action_userabort(HZ/2))
break;
/* Maybe just needs to reboot due to delayed commit */
if (stat->commit_delayed)
{
gui_syncsplash(HZ*2, str(LANG_PLEASE_REBOOT));
break;
}
/* Check if ready status is known */
if (!stat->readyvalid)
{
gui_syncsplash(0, str(LANG_TAGCACHE_BUSY));
continue;
}
/* Re-init if required */
if (!reinit_attempted && !stat->ready &&
stat->processed_entries == 0 && stat->commit_step == 0)
{
/* Prompt the user */
reinit_attempted = true;
char *lines[]={str(LANG_TAGCACHE_BUSY), str(LANG_TAGCACHE_FORCE_UPDATE)};
struct text_message message={lines, 2};
if(gui_syncyesno_run(&message, NULL, NULL) == YESNO_NO)
break;
int i;
FOR_NB_SCREENS(i)
screens[i].clear_display();
/* Start initialisation */
tagcache_rebuild();
}
/* Display building progress */
if (stat->commit_step > 0)
{
gui_syncsplash(0, "%s [%d/%d]",
str(LANG_TAGCACHE_INIT), stat->commit_step,
tagcache_get_max_commit_step());
}
else
{
gui_syncsplash(0, str(LANG_BUILDING_DATABASE),
stat->processed_entries);
}
}
}
if (!tagcache_is_usable())
return GO_TO_PREVIOUS;
filter = SHOW_ID3DB;
tc->dirlevel = last_db_dirlevel;
tc->selected_item = last_db_selection;
break;
#endif
case GO_TO_BROWSEPLUGINS:
filter = SHOW_PLUGINS;
snprintf(folder, MAX_PATH, "%s/", PLUGIN_DIR);
break;
}
ret_val = rockbox_browse(folder, filter);
switch ((intptr_t)param)
{
case GO_TO_FILEBROWSER:
get_current_file(last_folder, MAX_PATH);
break;
#ifdef HAVE_TAGCACHE
case GO_TO_DBBROWSER:
last_db_dirlevel = tc->dirlevel;
last_db_selection = tc->selected_item;
break;
#endif
}
/* hopefully only happens trying to go back into the WPS
from plugins, if music is stopped... */
if ((ret_val == GO_TO_PREVIOUS) && (last_screen == (intptr_t)param))
ret_val = GO_TO_ROOT;
return ret_val;
}
static int menu(void* param)
{
(void)param;
return do_menu(NULL, 0);
}
#ifdef HAVE_RECORDING
static int recscrn(void* param)
{
(void)param;
recording_screen(false);
return GO_TO_ROOT;
}
#endif
static int wpsscrn(void* param)
{
int ret_val = GO_TO_PREVIOUS;
(void)param;
if (audio_status())
{
ret_val = gui_wps_show();
}
else if ( global_status.resume_index != -1 )
{
DEBUGF("Resume index %X offset %lX\n",
global_status.resume_index,
(unsigned long)global_status.resume_offset);
if (playlist_resume() != -1)
{
playlist_start(global_status.resume_index,
global_status.resume_offset);
ret_val = gui_wps_show();
}
}
else
{
gui_syncsplash(HZ*2, str(LANG_NOTHING_TO_RESUME));
if (last_screen == GO_TO_WPS)
ret_val = GO_TO_ROOT;
}
#if LCD_DEPTH > 1
show_main_backdrop();
#endif
return ret_val;
}
#if CONFIG_TUNER
static int radio(void* param)
{
(void)param;
radio_screen();
return GO_TO_ROOT;
}
#endif
static int load_bmarks(void* param)
{
(void)param;
bookmark_mrb_load();
return GO_TO_PREVIOUS;
}
static const struct root_items items[] = {
[GO_TO_FILEBROWSER] = { browser, (void*)GO_TO_FILEBROWSER },
[GO_TO_DBBROWSER] = { browser, (void*)GO_TO_DBBROWSER },
[GO_TO_WPS] = { wpsscrn, NULL },
[GO_TO_MAINMENU] = { menu, NULL },
#ifdef HAVE_RECORDING
[GO_TO_RECSCREEN] = { recscrn, NULL },
#endif
#if CONFIG_TUNER
[GO_TO_FM] = { radio, NULL },
#endif
[GO_TO_RECENTBMARKS] = { load_bmarks, NULL },
[GO_TO_BROWSEPLUGINS] = { browser, (void*)GO_TO_BROWSEPLUGINS },
};
static const int nb_items = sizeof(items)/sizeof(*items);
#ifdef BOOTFILE
extern bool boot_changed; /* from tree.c */
static void check_boot(void)
{
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);
boot_changed = false;
}
}
#else
# define check_boot()
#endif
int item_callback(int action, const struct menu_item_ex *this_item) ;
MENUITEM_RETURNVALUE(file_browser, ID2P(LANG_DIR_BROWSER), GO_TO_FILEBROWSER,
NULL, Icon_file_view_menu);
#ifdef HAVE_TAGCACHE
MENUITEM_RETURNVALUE(db_browser, ID2P(LANG_TAGCACHE), GO_TO_DBBROWSER,
NULL, Icon_Audio);
#endif
MENUITEM_RETURNVALUE(rocks_browser, ID2P(LANG_PLUGINS), GO_TO_BROWSEPLUGINS,
NULL, Icon_Plugin);
char *get_wps_item_name(int selected_item, void * data, char *buffer)
{
(void)selected_item; (void)data; (void)buffer;
if (audio_status())
return ID2P(LANG_NOW_PLAYING);
return ID2P(LANG_RESUME_PLAYBACK);
}
MENUITEM_RETURNVALUE_DYNTEXT(wps_item, GO_TO_WPS, NULL, get_wps_item_name,
NULL, Icon_Playback_menu);
#ifdef HAVE_RECORDING
MENUITEM_RETURNVALUE(rec, ID2P(LANG_RECORDING_MENU), GO_TO_RECSCREEN,
NULL, Icon_Recording);
#endif
#if CONFIG_TUNER
MENUITEM_RETURNVALUE(fm, ID2P(LANG_FM_RADIO), GO_TO_FM,
item_callback, Icon_Radio_screen);
#endif
MENUITEM_RETURNVALUE(menu_, ID2P(LANG_SETTINGS_MENU), GO_TO_MAINMENU,
NULL, Icon_Submenu_Entered);
MENUITEM_RETURNVALUE(bookmarks, ID2P(LANG_BOOKMARK_MENU_RECENT_BOOKMARKS),
GO_TO_RECENTBMARKS, item_callback,
Icon_Bookmark);
#ifdef HAVE_LCD_CHARCELLS
static int do_shutdown(void)
{
sys_poweroff();
return 0;
}
MENUITEM_FUNCTION(do_shutdown_item, 0, ID2P(LANG_SHUTDOWN),
do_shutdown, NULL, NULL, Icon_NOICON);
#endif
MAKE_MENU(root_menu_, ID2P(LANG_ROCKBOX_TITLE),
NULL, Icon_Rockbox,
&bookmarks, &file_browser,
#ifdef HAVE_TAGCACHE
&db_browser,
#endif
&wps_item, &menu_,
#ifdef HAVE_RECORDING
&rec,
#endif
#if CONFIG_TUNER
&fm,
#endif
&playlist_options, &rocks_browser, &info_menu
#ifdef HAVE_LCD_CHARCELLS
,&do_shutdown_item
#endif
);
int item_callback(int action, const struct menu_item_ex *this_item)
{
switch (action)
{
case ACTION_REQUEST_MENUITEM:
#if CONFIG_TUNER
if (this_item == &fm)
{
if (radio_hardware_present() == 0)
return ACTION_EXIT_MENUITEM;
}
else
#endif
if (this_item == &bookmarks)
{
if (global_settings.usemrb == 0)
return ACTION_EXIT_MENUITEM;
}
break;
}
return action;
}
static int get_selection(int last_screen)
{
unsigned int i;
for(i=0; i< sizeof(root_menu__)/sizeof(*root_menu__); i++)
{
if ((root_menu__[i]->flags&MT_RETURN_VALUE) &&
(root_menu__[i]->value == last_screen))
{
return i;
}
}
return 0;
}
void root_menu(void)
{
int previous_browser = GO_TO_FILEBROWSER;
int previous_music = GO_TO_WPS;
int ret_val = GO_TO_ROOT;
int this_screen = GO_TO_ROOT;
int selected = 0;
if (global_settings.start_in_screen == 0)
ret_val = (int)global_status.last_screen;
else ret_val = global_settings.start_in_screen - 2;
#ifdef HAVE_RTC_ALARM
if ( rtc_check_alarm_started(true) )
{
rtc_enable_alarm(false);
ret_val = GO_TO_WPS;
#if CONFIG_TUNER
if (global_settings.alarm_wake_up_screen == ALARM_START_FM)
ret_val = GO_TO_FM;
#endif
#ifdef HAVE_RECORDING
if (global_settings.alarm_wake_up_screen == ALARM_START_REC)
{
recording_start_automatic = true;
ret_val = GO_TO_RECSCREEN;
}
#endif
}
#endif /* HAVE_RTC_ALARM */
#ifdef HAVE_HEADPHONE_DETECTION
if (ret_val == GO_TO_WPS &&
(global_settings.unplug_autoresume && !headphones_inserted() ))
ret_val = GO_TO_ROOT;
#endif
while (true)
{
switch (ret_val)
{
case MENU_ATTACHED_USB:
case MENU_SELECTED_EXIT:
check_boot();
/* fall through */
case GO_TO_ROOT:
if (last_screen != GO_TO_ROOT)
selected = get_selection(last_screen);
ret_val = do_menu(&root_menu_, &selected);
if (ret_val <= GO_TO_ROOT)
{
if (ret_val == GO_TO_PREVIOUS)
{
ret_val = last_screen;
last_screen = GO_TO_ROOT;
}
continue;
}
last_screen = GO_TO_ROOT;
break;
case GO_TO_PREVIOUS:
ret_val = last_screen;
continue;
break;
case GO_TO_PREVIOUS_BROWSER:
ret_val = previous_browser;
break;
case GO_TO_PREVIOUS_MUSIC:
ret_val = previous_music;
break;
}
this_screen = ret_val;
/* set the global_status.last_screen before entering,
if we dont we will always return to the wrong screen on boot */
global_status.last_screen = (char)this_screen;
if (this_screen == GO_TO_FILEBROWSER
#ifdef HAVE_TAGCACHE
|| this_screen == GO_TO_DBBROWSER
#endif
)
previous_browser = this_screen;
if (this_screen == GO_TO_WPS
#ifdef CONFIG_TUNER
|| this_screen == GO_TO_FM
#endif
)
previous_music = this_screen;
status_save();
action_signalscreenchange();
ret_val = items[this_screen].function(items[this_screen].param);
if (ret_val != GO_TO_PREVIOUS)
last_screen = this_screen;
}
return;
}
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