cbbdc95d9c
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7747 a1c6a512-1295-4272-9138-f99709370657
375 lines
9.4 KiB
C
375 lines
9.4 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 Robert E. Hak
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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/*
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2005 Kevin Ferrare :
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- Multi screen support
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- Rewrote/removed a lot of code now useless with the new gui API
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*/
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#include <stdbool.h>
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#include <stdlib.h>
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#include "hwcompat.h"
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#include "lcd.h"
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#include "font.h"
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#include "backlight.h"
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#include "menu.h"
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#include "button.h"
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#include "kernel.h"
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#include "debug.h"
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#include "usb.h"
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#include "panic.h"
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#include "settings.h"
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#include "status.h"
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#include "screens.h"
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#include "talk.h"
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#include "lang.h"
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#include "misc.h"
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#ifdef HAVE_LCD_BITMAP
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#include "icons.h"
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#endif
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/* gui api */
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#include "list.h"
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#include "statusbar.h"
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#include "buttonbar.h"
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struct menu {
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struct menu_item* items;
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int (*callback)(int, int);
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#ifdef HAS_BUTTONBAR
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struct gui_buttonbar buttonbar;
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#endif
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struct gui_synclist synclist;
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};
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#define MAX_MENUS 5
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static struct menu menus[MAX_MENUS];
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static bool inuse[MAX_MENUS] = { false };
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char * menu_get_itemname(int selected_item, void * data, char *buffer)
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{
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struct menu *local_menus=(struct menu *)data;
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(void)buffer;
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return(P2STR(local_menus->items[selected_item].desc));
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}
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int menu_find_free(void)
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{
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int i;
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/* Tries to find an unused slot to put the new menu */
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for ( i=0; i<MAX_MENUS; i++ ) {
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if ( !inuse[i] ) {
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inuse[i] = true;
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break;
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}
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}
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if ( i == MAX_MENUS ) {
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DEBUGF("Out of menus!\n");
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return -1;
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}
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return(i);
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}
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int menu_init(const struct menu_item* mitems, int count, int (*callback)(int, int),
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const char *button1, const char *button2, const char *button3)
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{
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int menu=menu_find_free();
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if(menu==-1)/* Out of menus */
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return -1;
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menus[menu].items = (struct menu_item*)mitems; /* de-const */
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gui_synclist_init(&(menus[menu].synclist),
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NULL, &menu_get_itemname, &menus[menu]);
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gui_synclist_set_nb_items(&(menus[menu].synclist), count);
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menus[menu].callback = callback;
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#ifdef HAS_BUTTONBAR
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gui_buttonbar_init(&(menus[menu].buttonbar));
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gui_buttonbar_set_display(&(menus[menu].buttonbar), &(screens[SCREEN_MAIN]) );
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gui_buttonbar_set(&(menus[menu].buttonbar), button1, button2, button3);
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#else
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(void)button1;
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(void)button2;
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(void)button3;
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#endif
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return menu;
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}
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void menu_exit(int m)
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{
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inuse[m] = false;
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}
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int menu_show(int m)
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{
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#ifdef HAS_BUTTONBAR
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gui_buttonbar_draw(&(menus[m].buttonbar));
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#endif
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bool exit = false;
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int key;
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gui_synclist_draw(&(menus[m].synclist));
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gui_syncstatusbar_draw(&statusbars, true);
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menu_talk_selected(m);
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while (!exit) {
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key = button_get_w_tmo(HZ/2);
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/*
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* "short-circuit" the default keypresses by running the
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* callback function
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* The callback may return a new key value, often this will be
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* BUTTON_NONE or the same key value, but it's perfectly legal
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* to "simulate" key presses by returning another value.
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*/
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if( menus[m].callback != NULL )
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key = menus[m].callback(key, m);
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/* If moved, "say" the entry under the cursor */
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if(gui_synclist_do_button(&(menus[m].synclist), key))
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menu_talk_selected(m);
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switch( key ) {
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case MENU_ENTER:
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#ifdef MENU_ENTER2
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case MENU_ENTER2:
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#endif
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#ifdef MENU_RC_ENTER
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case MENU_RC_ENTER:
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#endif
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#ifdef MENU_RC_ENTER2
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case MENU_RC_ENTER2:
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#endif
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return gui_synclist_get_sel_pos(&(menus[m].synclist));
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case MENU_EXIT:
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#ifdef MENU_EXIT2
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case MENU_EXIT2:
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#endif
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#ifdef MENU_EXIT_MENU
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case MENU_EXIT_MENU:
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#endif
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#ifdef MENU_RC_EXIT
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case MENU_RC_EXIT:
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#endif
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#ifdef MENU_RC_EXIT_MENU
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case MENU_RC_EXIT_MENU:
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#endif
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//lcd_stop_scroll();
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exit = true;
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break;
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default:
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if(default_event_handler(key) == SYS_USB_CONNECTED)
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return MENU_ATTACHED_USB;
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break;
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}
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gui_syncstatusbar_draw(&statusbars, false);
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}
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return MENU_SELECTED_EXIT;
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}
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bool menu_run(int m)
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{
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int selected;
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while (1) {
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switch (selected=menu_show(m))
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{
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case MENU_SELECTED_EXIT:
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return false;
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case MENU_ATTACHED_USB:
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return true;
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default:
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{
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if (menus[m].items[selected].function &&
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menus[m].items[selected].function())
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return true;
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gui_syncstatusbar_draw(&statusbars, true);
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}
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}
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}
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return false;
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}
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/*
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* Property function - return the current cursor for "menu"
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*/
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int menu_cursor(int menu)
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{
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return gui_synclist_get_sel_pos(&(menus[menu].synclist));
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}
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/*
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* Property function - return the "menu" description at "position"
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*/
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char* menu_description(int menu, int position)
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{
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return P2STR(menus[menu].items[position].desc);
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}
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/*
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* Delete the element "position" from the menu items in "menu"
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*/
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void menu_delete(int menu, int position)
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{
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int i;
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int nb_items=gui_synclist_get_nb_items(&(menus[menu].synclist));
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/* copy the menu item from the one below */
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for( i = position; i < nb_items - 1; i++)
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menus[menu].items[i] = menus[menu].items[i + 1];
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gui_synclist_del_item(&(menus[menu].synclist));
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}
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void menu_insert(int menu, int position, char *desc, bool (*function) (void))
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{
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int i;
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int nb_items=gui_synclist_get_nb_items(&(menus[menu].synclist));
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if(position < 0)
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position = nb_items;
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/* Move the items below one position forward */
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for( i = nb_items; i > position; i--)
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menus[menu].items[i] = menus[menu].items[i - 1];
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/* Update the current item */
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menus[menu].items[position].desc = desc;
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menus[menu].items[position].function = function;
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gui_synclist_add_item(&(menus[menu].synclist));
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}
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/*
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* Property function - return the "count" of menu items in "menu"
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*/
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int menu_count(int menu)
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{
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return gui_synclist_get_nb_items(&(menus[menu].synclist));
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}
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/*
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* Allows a menu item at the current cursor position in "menu"
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* to be moved up the list
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*/
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bool menu_moveup(int menu)
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{
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struct menu_item swap;
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int selected=menu_cursor(menu);
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/* can't be the first item ! */
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if( selected == 0)
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return false;
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/* use a temporary variable to do the swap */
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swap = menus[menu].items[selected - 1];
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menus[menu].items[selected - 1] = menus[menu].items[selected];
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menus[menu].items[selected] = swap;
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gui_synclist_select_previous(&(menus[menu].synclist));
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return true;
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}
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/*
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* Allows a menu item at the current cursor position in "menu" to be moved down the list
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*/
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bool menu_movedown(int menu)
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{
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struct menu_item swap;
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int selected=menu_cursor(menu);
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int nb_items=gui_synclist_get_nb_items(&(menus[menu].synclist));
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/* can't be the last item ! */
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if( selected == nb_items - 1)
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return false;
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/* use a temporary variable to do the swap */
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swap = menus[menu].items[selected + 1];
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menus[menu].items[selected + 1] = menus[menu].items[selected];
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menus[menu].items[selected] = swap;
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gui_synclist_select_next(&(menus[menu].synclist));
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return true;
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}
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/*
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* Allows to set the cursor position. Doesn't redraw by itself.
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*/
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void menu_set_cursor(int menu, int position)
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{
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gui_synclist_select_item(&(menus[menu].synclist), position);
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}
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void menu_talk_selected(int m)
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{
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if(global_settings.talk_menu)
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{
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int selected=gui_synclist_get_sel_pos(&(menus[m].synclist));
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int voice_id = P2ID(menus[m].items[selected].desc);
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if (voice_id >= 0) /* valid ID given? */
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talk_id(voice_id, false); /* say it */
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}
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}
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void menu_draw(int m)
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{
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gui_synclist_draw(&(menus[m].synclist));
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}
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/* count in letter positions, NOT pixels */
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void put_cursorxy(int x, int y, bool on)
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{
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#ifdef HAVE_LCD_BITMAP
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int fh, fw;
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int xpos, ypos;
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/* check here instead of at every call (ugly, but cheap) */
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if (global_settings.invert_cursor)
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return;
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lcd_getstringsize("A", &fw, &fh);
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xpos = x*6;
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ypos = y*fh + lcd_getymargin();
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if ( fh > 8 )
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ypos += (fh - 8) / 2;
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#endif
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/* place the cursor */
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if(on) {
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#ifdef HAVE_LCD_BITMAP
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lcd_mono_bitmap(bitmap_icons_6x8[Icon_Cursor], xpos, ypos, 4, 8);
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#else
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lcd_putc(x, y, CURSOR_CHAR);
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#endif
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}
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else {
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#if defined(HAVE_LCD_BITMAP)
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/* I use xy here since it needs to disregard the margins */
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lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
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lcd_fillrect (xpos, ypos, 4, 8);
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lcd_set_drawmode(DRMODE_SOLID);
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#else
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lcd_putc(x, y, ' ');
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#endif
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}
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}
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