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rockbox/apps/root_menu.c
Jonathan Gordon 6bb473d291 Always try to select the last screen when enetering the Rockbox Menu 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12623 a1c6a512-1295-4272-9138-f99709370657
2007-03-05 13:36:00 +00:00

384 lines
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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
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;
struct tree_context* tc = tree_get_context();
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 */
static int last_db_dirlevel = 0;
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')
{
snprintf(folder, MAX_PATH, "%s", wps_state.current_track_path);
}
else
snprintf(folder, MAX_PATH, "%s/", last_folder);
break;
case GO_TO_DBBROWSER:
if ((last_screen != GO_TO_ROOT) && !tagcache_is_usable())
{
gui_syncsplash(HZ, true, str(LANG_TAGCACHE_BUSY));
return GO_TO_PREVIOUS;
}
filter = SHOW_ID3DB;
tc->dirlevel = last_db_dirlevel;
break;
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:
strcpy(last_folder, tc->currdir);
break;
case GO_TO_DBBROWSER:
last_db_dirlevel = tc->dirlevel;
break;
}
return ret_val;
}
static int menu(void* param)
{
(void)param;
return main_menu();
}
#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 %X\n",
global_status.resume_index,
global_status.resume_offset);
#ifdef HAVE_RTC_ALARM
if ( rtc_check_alarm_started(true) ) {
rtc_enable_alarm(false);
}
#endif
if (playlist_resume() != -1)
{
playlist_start(global_status.resume_index,
global_status.resume_offset);
ret_val = gui_wps_show();
}
}
else
{
gui_syncsplash(HZ*2, true, str(LANG_NOTHING_TO_RESUME));
}
#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);
MENUITEM_RETURNVALUE(db_browser, ID2P(LANG_TAGCACHE), GO_TO_DBBROWSER,
NULL, Icon_Audio);
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, ID2P(LANG_SHUTDOWN), do_shutdown, NULL, Icon_NOICON);
#endif
MAKE_MENU(root_menu_, ID2P(LANG_ROCKBOX_TITLE),
NULL, Icon_Rockbox,
&bookmarks, &file_browser, &db_browser,
&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;
while (true)
{
switch (ret_val)
{
case GO_TO_ROOT:
selected = get_selection(last_screen);
ret_val = do_menu(&root_menu_, &selected);
/* As long as MENU_ATTACHED_USB == GO_TO_ROOT this works */
if (ret_val == MENU_ATTACHED_USB)
{
check_boot();
continue;
}
if (ret_val == GO_TO_PREVIOUS_MUSIC)
ret_val = previous_music;
last_screen = GO_TO_ROOT;
break;
case GO_TO_PREVIOUS:
ret_val = last_screen;
if (last_screen == GO_TO_ROOT)
continue;
break;
case GO_TO_PREVIOUS_BROWSER:
if ((previous_browser == GO_TO_DBBROWSER) &&
!tagcache_is_usable())
ret_val = GO_TO_FILEBROWSER;
else
ret_val = previous_browser;
break;
case GO_TO_PREVIOUS_MUSIC:
ret_val = previous_music;
break;
}
this_screen = ret_val;
if (this_screen == GO_TO_FILEBROWSER)
previous_browser = GO_TO_FILEBROWSER;
else if (this_screen == GO_TO_DBBROWSER)
previous_browser = GO_TO_DBBROWSER;
else if (this_screen == GO_TO_WPS)
previous_music = GO_TO_WPS;
#if CONFIG_TUNER
else if (this_screen == GO_TO_FM)
previous_music = GO_TO_FM;
#endif
/* 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;
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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