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|
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Robert E. Hak
*
* 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.
*
****************************************************************************/
/*
2005 Kevin Ferrare :
- Multi screen support
- Rewrote/removed a lot of code now useless with the new gui API
*/
#include <stdbool.h>
#include <stdlib.h>
#include "config.h"
#include "system.h"
#include "appevents.h"
#include "lcd.h"
#include "font.h"
#include "file.h"
#include "menu.h"
#include "button.h"
#include "kernel.h"
#include "debug.h"
#include "usb.h"
#include "panic.h"
#include "settings.h"
#include "settings_list.h"
#include "option_select.h"
#include "screens.h"
#include "talk.h"
#include "lang.h"
#include "misc.h"
#include "action.h"
#include "menus/exported_menus.h"
#include "string.h"
#include "root_menu.h"
#include "audio.h"
#include "viewport.h"
#include "quickscreen.h"
#include "shortcuts.h"
#include "icons.h"
/* gui api */
#include "list.h"
#define MAX_MENUS 8
/* used to allow for dynamic menus */
#define MAX_MENU_SUBITEMS 64
static struct menu_item_ex *current_submenus_menu;
static int current_subitems[MAX_MENU_SUBITEMS];
static int current_subitems_count = 0;
static int talk_menu_item(int selected_item, void *data);
struct menu_data_t
{
const struct menu_item_ex *menu;
int selected;
};
static int empty_menu_callback(int action, const struct menu_item_ex *this_item, struct gui_synclist *this_list)
{
return action;
(void)this_item;
(void)this_list;
}
static void get_menu_callback(const struct menu_item_ex *m,
menu_callback_type *menu_callback)
{
if (m->flags&(MENU_HAS_DESC|MENU_DYNAMIC_DESC))
*menu_callback= m->callback_and_desc->menu_callback;
else
*menu_callback = m->menu_callback;
if (!*menu_callback)
*menu_callback = &empty_menu_callback;
}
static bool query_audio_status(int *old_audio_status)
{
bool redraw_list = false;
/* query audio status to see if it changed */
int new_audio_status = audio_status();
if (*old_audio_status != new_audio_status)
{ /* force a redraw if anything changed the audio status from outside */
*old_audio_status = new_audio_status;
redraw_list = true;
}
return redraw_list;
}
static int get_menu_selection(int selected_item, const struct menu_item_ex *menu)
{
int type = (menu->flags&MENU_TYPE_MASK);
if ((type == MT_MENU || type == MT_RETURN_ID)
&& (selected_item<current_subitems_count))
return current_subitems[selected_item];
return selected_item;
}
static int find_menu_selection(int selected)
{
int i;
for (i=0; i< current_subitems_count; i++)
if (current_subitems[i] == selected)
return i;
return 0;
}
static const char* get_menu_item_name(int selected_item,
void * data,
char *buffer,
size_t buffer_len)
{
const char *name;
const struct menu_item_ex *menu = (const struct menu_item_ex *)data;
int type = (menu->flags&MENU_TYPE_MASK);
selected_item = get_menu_selection(selected_item, menu);
/* only MT_MENU or MT_RETURN_ID is allowed in here */
if (type == MT_RETURN_ID)
{
if (menu->flags&MENU_DYNAMIC_DESC)
{
name = menu->menu_get_name_and_icon->list_get_name(selected_item,
menu->menu_get_name_and_icon->list_get_name_data, buffer, buffer_len);
}
else
name = menu->strings[selected_item];
if (P2ID((unsigned char *)name) > VOICEONLY_DELIMITER)
name = "";
return name;
}
if (type == MT_MENU)
menu = menu->submenus[selected_item];
if ((menu->flags&MENU_DYNAMIC_DESC) && (type != MT_SETTING_W_TEXT))
return menu->menu_get_name_and_icon->list_get_name(selected_item,
menu->menu_get_name_and_icon->list_get_name_data, buffer, buffer_len);
type = (menu->flags&MENU_TYPE_MASK);
if ((type == MT_SETTING) || (type == MT_SETTING_W_TEXT))
{
const struct settings_list *v = find_setting(menu->variable);
if (v)
return str(v->lang_id);
else return "Not Done yet!";
}
return P2STR(menu->callback_and_desc->desc);
}
static enum themable_icons menu_get_icon(int selected_item, void * data)
{
const struct menu_item_ex *menu = (const struct menu_item_ex *)data;
int menu_icon = Icon_NOICON;
int type = (menu->flags&MENU_TYPE_MASK);
selected_item = get_menu_selection(selected_item, menu);
if (type == MT_RETURN_ID)
{
return Icon_Menu_functioncall;
}
if (type == MT_MENU)
menu = menu->submenus[selected_item];
if (menu->flags&MENU_HAS_DESC)
menu_icon = menu->callback_and_desc->icon_id;
else if (menu->flags&MENU_DYNAMIC_DESC)
menu_icon = menu->menu_get_name_and_icon->icon_id;
if (menu_icon == Icon_NOICON)
{
unsigned int flags = (menu->flags&MENU_TYPE_MASK);
if(flags == MT_MENU)
menu_icon = Icon_Submenu;
else if (flags == MT_SETTING || flags == MT_SETTING_W_TEXT)
menu_icon = Icon_Menu_setting;
else if (flags == MT_FUNCTION_CALL || flags == MT_RETURN_VALUE)
menu_icon = Icon_Menu_functioncall;
}
return menu_icon;
}
static int init_menu_lists(const struct menu_item_ex *menu,
struct gui_synclist *lists, int selected, bool callback,
struct viewport parent[NB_SCREENS])
{
if (!menu || !lists)
{
panicf("init_menu_lists, NULL pointer");
return 0;
}
int i;
int start_action = ACTION_ENTER_MENUITEM;
int count = MIN(MENU_GET_COUNT(menu->flags), MAX_MENU_SUBITEMS);
int type = (menu->flags&MENU_TYPE_MASK);
menu_callback_type menu_callback = &empty_menu_callback;
int icon;
char * title;
current_subitems_count = 0;
if (type == MT_RETURN_ID)
get_menu_callback(menu, &menu_callback);
for (i=0; i<count; i++)
{
if (type != MT_RETURN_ID)
get_menu_callback(menu->submenus[i],&menu_callback);
if (menu_callback(ACTION_REQUEST_MENUITEM,
type==MT_RETURN_ID ? (void*)(intptr_t)i: menu->submenus[i], lists)
!= ACTION_EXIT_MENUITEM)
{
current_subitems[current_subitems_count] = i;
current_subitems_count++;
}
}
current_submenus_menu = (struct menu_item_ex *)menu;
gui_synclist_init(lists,get_menu_item_name,(void*)menu,false,1, parent);
if (menu->flags&MENU_HAS_DESC)
{
icon = menu->callback_and_desc->icon_id;
title = P2STR(menu->callback_and_desc->desc);
}
else if (menu->flags&MENU_DYNAMIC_DESC)
{
char buffer[80];
icon = menu->menu_get_name_and_icon->icon_id;
title = menu->menu_get_name_and_icon->
list_get_name(-1, menu->menu_get_name_and_icon->
list_get_name_data, buffer, sizeof(buffer));
}
else
{
icon = Icon_NOICON;
title = "";
}
if (icon == Icon_NOICON)
icon = Icon_Submenu_Entered;
gui_synclist_set_title(lists, title, icon);
gui_synclist_set_icon_callback(lists, global_settings.show_icons?menu_get_icon:NULL);
if(global_settings.talk_menu)
gui_synclist_set_voice_callback(lists, talk_menu_item);
gui_synclist_set_nb_items(lists,current_subitems_count);
gui_synclist_select_item(lists, find_menu_selection(selected));
get_menu_callback(menu,&menu_callback);
if (callback)
start_action = menu_callback(start_action, menu, lists);
return start_action;
}
static int talk_menu_item(int selected_item, void *data)
{
const struct menu_item_ex *menu = (const struct menu_item_ex *)data;
int id = -1;
int type;
unsigned char *str;
int sel = get_menu_selection(selected_item, menu);
if ((menu->flags&MENU_TYPE_MASK) == MT_MENU)
{
type = menu->submenus[sel]->flags&MENU_TYPE_MASK;
if ((type == MT_SETTING) || (type == MT_SETTING_W_TEXT))
talk_setting(menu->submenus[sel]->variable);
else
{
if (menu->submenus[sel]->flags&(MENU_DYNAMIC_DESC))
{
int (*list_speak_item)(int selected_item, void * data)
= menu->submenus[sel]->menu_get_name_and_icon->
list_speak_item;
if(list_speak_item)
list_speak_item(sel, menu->submenus[sel]->
menu_get_name_and_icon->
list_get_name_data);
else
{
char buffer[80];
str = menu->submenus[sel]->menu_get_name_and_icon->
list_get_name(sel, menu->submenus[sel]->
menu_get_name_and_icon->
list_get_name_data, buffer, sizeof(buffer));
id = P2ID(str);
}
}
else
id = P2ID(menu->submenus[sel]->callback_and_desc->desc);
if (id != -1)
talk_id(id,false);
}
}
else if(((menu->flags&MENU_TYPE_MASK) == MT_RETURN_ID))
{
if ((menu->flags&MENU_DYNAMIC_DESC) == 0)
{
unsigned char *s = (unsigned char *)menu->strings[sel];
/* string list, try to talk it if ID2P was used */
id = P2ID(s);
if (id != -1)
talk_id(id,false);
}
}
return 0;
}
void do_setting_screen(const struct settings_list *setting, const char * title,
struct viewport parent[NB_SCREENS])
{
char padded_title[MAX_PATH];
/* Pad the title string by repeating it. This is needed
so the scroll settings title can actually be used to
test the setting */
if (setting->flags&F_PADTITLE)
{
int i = 0, len;
title = P2STR((unsigned char*)title);
len = strlen(title);
while (i < MAX_PATH-1)
{
int padlen = MIN(len, MAX_PATH-1-i);
memcpy(&padded_title[i], title, padlen);
i += padlen;
if (i<MAX_PATH-1)
padded_title[i++] = ' ';
}
padded_title[i] = '\0';
title = padded_title;
}
option_screen((struct settings_list *)setting, parent,
setting->flags&F_TEMPVAR, (char*)title);
}
void do_setting_from_menu(const struct menu_item_ex *temp,
struct viewport parent[NB_SCREENS])
{
char *title;
if (!temp)
{
panicf("do_setting_from_menu, NULL pointer");
return;
}
const struct settings_list *setting = find_setting(temp->variable);
if ((temp->flags&MENU_TYPE_MASK) == MT_SETTING_W_TEXT)
title = temp->callback_and_desc->desc;
else
title = ID2P(setting->lang_id);
do_setting_screen(setting, title, parent);
}
/* display a menu */
int do_menu(const struct menu_item_ex *start_menu, int *start_selected,
struct viewport parent[NB_SCREENS], bool hide_theme)
{
int selected = start_selected? *start_selected : 0;
int ret = 0;
int action;
int start_action;
struct gui_synclist lists;
const struct menu_item_ex *temp = NULL;
const struct menu_item_ex *menu = start_menu;
bool in_stringlist, done = false;
bool redraw_lists;
int old_audio_status = audio_status();
#ifdef HAVE_TOUCHSCREEN
/* plugins possibly have grid mode active. force global settings in lists */
enum touchscreen_mode tsm = touchscreen_get_mode();
enum touchscreen_mode old_global_mode = global_settings.touch_mode;
touchscreen_set_mode(global_settings.touch_mode);
#endif
FOR_NB_SCREENS(i)
viewportmanager_theme_enable(i, !hide_theme, NULL);
struct menu_data_t mstack[MAX_MENUS]; /* menu, selected */
int stack_top = 0;
struct viewport *vps = NULL;
menu_callback_type menu_callback = &empty_menu_callback;
/* if hide_theme is true, assume parent has been fixed before passed into
* this function, e.g. with viewport_set_defaults(parent, screen)
* start_action allows an action to be processed
* by menu logic by bypassing get_action on the initial run */
start_action = init_menu_lists(menu, &lists, selected, true, parent);
vps = *(lists.parent);
in_stringlist = ((menu->flags&MENU_TYPE_MASK) == MT_RETURN_ID);
/* load the callback, and only reload it if menu changes */
get_menu_callback(menu, &menu_callback);
gui_synclist_draw(&lists);
gui_synclist_speak_item(&lists);
while (!done)
{
keyclick_set_callback(gui_synclist_keyclick_callback, &lists);
if (UNLIKELY(start_action != ACTION_ENTER_MENUITEM))
{
action = start_action;
start_action = ACTION_ENTER_MENUITEM;
}
else
action = get_action(CONTEXT_MAINMENU|ALLOW_SOFTLOCK,
list_do_action_timeout(&lists, HZ));
/* HZ so the status bar redraws corectly */
/* query audio status to see if it changed */
redraw_lists = query_audio_status(&old_audio_status);
#ifdef HAVE_TOUCHSCREEN
/* need to translate touch actions *first* so the menu callback has
* a chance to intercept before it hits the list's do_button. */
if (action == ACTION_TOUCHSCREEN)
action = gui_synclist_do_touchscreen(&lists);
#endif
int new_action = menu_callback(action, menu, &lists);
if (new_action == ACTION_EXIT_AFTER_THIS_MENUITEM)
ret = MENU_SELECTED_EXIT; /* exit after return from selection */
else if (new_action == ACTION_REDRAW)
redraw_lists = true;
else
action = new_action;
if (LIKELY(gui_synclist_do_button(&lists, &action)))
continue;
#ifdef HAVE_QUICKSCREEN
else if (action == ACTION_STD_QUICKSCREEN)
{
if (global_settings.shortcuts_replaces_qs ||
quick_screen_quick(action) == QUICKSCREEN_GOTO_SHORTCUTS_MENU)
{
int last_screen = global_status.last_screen;
global_status.last_screen = GO_TO_SHORTCUTMENU;
int shortcut_ret = do_shortcut_menu(NULL);
if (shortcut_ret == GO_TO_PREVIOUS)
global_status.last_screen = last_screen;
else
{
ret = shortcut_ret;
done = true;
}
}
if (!done)
init_menu_lists(menu, &lists, lists.selected_item, false, vps);
redraw_lists = true;
}
#endif
#ifdef HAVE_RECORDING
else if (action == ACTION_STD_REC)
{
ret = GO_TO_RECSCREEN;
done = true;
}
#endif
else if (action == ACTION_TREE_WPS)
{
ret = GO_TO_PREVIOUS_MUSIC;
done = true;
}
else if (action == ACTION_TREE_STOP)
{
redraw_lists = list_stop_handler();
}
else if (action == ACTION_STD_CONTEXT)
{
if (menu == &root_menu_)
{
ret = GO_TO_ROOTITEM_CONTEXT;
done = true;
}
else if (!in_stringlist)
{
int type = (menu->flags&MENU_TYPE_MASK);
selected = get_menu_selection(gui_synclist_get_sel_pos(&lists),menu);
if (type == MT_MENU)
{
temp = menu->submenus[selected];
type = (temp->flags&MENU_TYPE_MASK);
}
else
type = -1;
if (type == MT_SETTING_W_TEXT || type == MT_SETTING)
{
#ifdef HAVE_QUICKSCREEN
MENUITEM_STRINGLIST(quickscreen_able_option,
ID2P(LANG_ONPLAY_MENU_TITLE), NULL,
ID2P(LANG_RESET_SETTING),
ID2P(LANG_TOP_QS_ITEM),
ID2P(LANG_LEFT_QS_ITEM),
ID2P(LANG_BOTTOM_QS_ITEM),
ID2P(LANG_RIGHT_QS_ITEM),
ID2P(LANG_ADD_TO_FAVES));
#endif
MENUITEM_STRINGLIST(notquickscreen_able_option,
ID2P(LANG_ONPLAY_MENU_TITLE), NULL,
ID2P(LANG_RESET_SETTING));
const struct menu_item_ex *context_menu;
const struct settings_list *setting =
find_setting(temp->variable);
#ifdef HAVE_QUICKSCREEN
if (is_setting_quickscreenable(setting))
context_menu = &quickscreen_able_option;
else
#endif
context_menu = ¬quickscreen_able_option;
int msel = do_menu(context_menu, NULL, NULL, false);
switch (msel)
{
case GO_TO_PREVIOUS:
break;
case 0: /* reset setting */
reset_setting(setting, setting->setting);
settings_save();
settings_apply(false);
break;
#ifdef HAVE_QUICKSCREEN
case 1: /* set as top QS item */
global_settings.qs_items[QUICKSCREEN_TOP] = setting;
break;
case 2: /* set as left QS item */
global_settings.qs_items[QUICKSCREEN_LEFT] = setting;
break;
case 3: /* set as bottom QS item */
global_settings.qs_items[QUICKSCREEN_BOTTOM] = setting;
break;
case 4: /* set as right QS item */
global_settings.qs_items[QUICKSCREEN_RIGHT] = setting;
break;
case 5: /* Add to faves. Same limitation on which can be
added to the shortcuts menu as the quickscreen */
shortcuts_add(SHORTCUT_SETTING, (void*)setting);
break;
#endif
} /* swicth(do_menu()) */
redraw_lists = true;
}
} /* else if (!in_stringlist) */
}
else if (action == ACTION_STD_MENU)
{
if (menu != &root_menu_)
ret = GO_TO_ROOT;
else
ret = GO_TO_PREVIOUS;
done = true;
}
else if (action == ACTION_STD_CANCEL)
{
/* might be leaving list, so stop scrolling */
gui_synclist_scroll_stop(&lists);
bool exiting_menu = false;
in_stringlist = false;
menu_callback(ACTION_EXIT_MENUITEM, menu, &lists);
if (menu->flags&MENU_EXITAFTERTHISMENU)
done = true;
else if ((menu->flags&MENU_TYPE_MASK) == MT_MENU)
exiting_menu = true;
if (stack_top > 0)
{
stack_top--;
menu = mstack[stack_top].menu;
int msel = mstack[stack_top].selected;
if (!exiting_menu && (menu->flags&MENU_EXITAFTERTHISMENU))
done = true;
else
init_menu_lists(menu, &lists, msel, false, vps);
redraw_lists = true;
/* new menu, so reload the callback */
get_menu_callback(menu, &menu_callback);
}
else if (menu != &root_menu_)
{
ret = GO_TO_PREVIOUS;
done = true;
}
}
else if (action == ACTION_STD_OK)
{
/* entering an item that may not be a list, so stop scrolling */
gui_synclist_scroll_stop(&lists);
redraw_lists = true;
int type = (menu->flags&MENU_TYPE_MASK);
selected = get_menu_selection(gui_synclist_get_sel_pos(&lists), menu);
if (type == MT_MENU)
temp = menu->submenus[selected];
else if (!in_stringlist)
type = -1;
if (!in_stringlist && temp)
{
type = (temp->flags&MENU_TYPE_MASK);
get_menu_callback(temp, &menu_callback);
action = menu_callback(ACTION_ENTER_MENUITEM, temp, &lists);
if (action == ACTION_EXIT_MENUITEM)
break;
}
switch (type)
{
case MT_MENU:
if (stack_top < MAX_MENUS)
{
mstack[stack_top].menu = menu;
mstack[stack_top].selected = selected;
stack_top++;
menu = temp;
init_menu_lists(menu, &lists, 0, true, vps);
}
break;
case MT_FUNCTION_CALL_W_PARAM:
case MT_FUNCTION_CALL:
{
int return_value;
if (type == MT_FUNCTION_CALL_W_PARAM)
{
return_value = temp->function_param->function_w_param(
temp->function_param->param);
}
else
{
return_value = temp->function->function();
}
if (!(menu->flags&MENU_EXITAFTERTHISMENU) ||
(temp->flags&MENU_EXITAFTERTHISMENU))
{
/* Reload menu but don't run the calback again FS#8117 */
init_menu_lists(menu, &lists, selected, false, vps);
}
if (temp->flags&MENU_FUNC_CHECK_RETVAL)
{
if (return_value != 0)
{
done = true;
ret = return_value;
}
}
break;
}
case MT_SETTING:
case MT_SETTING_W_TEXT:
{
do_setting_from_menu(temp, vps);
init_menu_lists(menu, &lists, selected, false, vps);
redraw_lists = true;
break;
}
case MT_RETURN_ID:
if (in_stringlist)
{
done = true;
ret = selected;
}
else if (stack_top < MAX_MENUS)
{
mstack[stack_top].menu = menu;
mstack[stack_top].selected = selected;
stack_top++;
menu = temp;
init_menu_lists(menu,&lists,0,false, vps);
in_stringlist = true;
}
break;
case MT_RETURN_VALUE:
ret = temp->value;
done = true;
break;
default:
ret = GO_TO_PREVIOUS;
done = true;
break;
}
if (type != MT_MENU)
{
menu_callback(ACTION_EXIT_MENUITEM, temp, &lists);
}
if (current_submenus_menu != menu)
init_menu_lists(menu,&lists,selected,true,vps);
/* callback was changed, so reload the menu's callback */
get_menu_callback(menu, &menu_callback);
if ((menu->flags&MENU_EXITAFTERTHISMENU) &&
!(temp->flags&MENU_EXITAFTERTHISMENU))
{
done = true;
break;
}
}
else
{
if (action == SYS_USB_CONNECTED)
gui_synclist_scroll_stop(&lists);
switch(default_event_handler(action))
{
case SYS_USB_CONNECTED:
ret = MENU_ATTACHED_USB;
done = true;
break;
case SYS_CALL_HUNG_UP:
case BUTTON_MULTIMEDIA_PLAYPAUSE:
/* remove splash from playlist_resume() */
redraw_lists = true;
break;
}
}
if (redraw_lists && !done)
{
if (menu_callback(ACTION_REDRAW, menu, &lists) != ACTION_REDRAW)
continue;
gui_synclist_set_title(&lists, lists.title, lists.title_icon);
gui_synclist_draw(&lists);
gui_synclist_speak_item(&lists);
}
}
if (start_selected)
{
/* make sure the start_selected variable is set to
the selected item from the menu do_menu() was called from */
if (stack_top > 0)
{
menu = mstack[0].menu;
init_menu_lists(menu,&lists,mstack[0].selected,true, vps);
}
*start_selected = get_menu_selection(
gui_synclist_get_sel_pos(&lists), menu);
}
FOR_NB_SCREENS(i)
viewportmanager_theme_undo(i, false);
#ifdef HAVE_TOUCHSCREEN
/* This is needed because this function runs the settings menu and we do
* not want to switch back to the old mode if the user intentionally went
* to a different one. This is a very hacky way to do this... */
if(!(global_settings.touch_mode != (int)old_global_mode &&
tsm == old_global_mode))
touchscreen_set_mode(tsm);
#endif
return ret;
}
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