2 * Copyright (C) 2009 Sony Computer Entertainment Inc.
3 * Copyright 2009 Sony Corp.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #if !defined(_PB_NC_MENU_H)
26 #include "pb-protocol/pb-protocol.h"
32 * struct pmenu_item - Hold the state of a single menu item.
33 * @i_sig: Signature for callback type checking, should be pmenu_item_sig.
34 * @nci: The ncurses menu item instance for this item.
42 int (*on_edit)(struct pmenu_item *item);
43 int (*on_execute)(struct pmenu_item *item);
46 struct pmenu_item *pmenu_item_alloc(struct pmenu *menu);
47 struct pmenu_item *pmenu_item_setup(struct pmenu *menu, struct pmenu_item *i,
48 unsigned int index, const char *name);
49 int pmenu_item_replace(struct pmenu_item *i, const char *name);
50 void pmenu_item_delete(struct pmenu_item *item);
52 static inline struct pmenu_item *pmenu_item_from_arg(void *arg)
54 struct pmenu_item *item = (struct pmenu_item *)arg;
56 assert(item->i_sig == pb_item_sig);
60 static inline struct pmenu_item *pmenu_item_init(struct pmenu *menu,
61 unsigned int index, const char *name)
63 return pmenu_item_setup(menu, pmenu_item_alloc(menu), index, name);
67 * struct pmenu - Data structure defining complete menu.
68 * @insert_pt: Index in nc item array.
69 * @ncm: The ncurses menu instance for this menu.
76 unsigned int item_count;
77 unsigned int insert_pt;
78 int (*hot_key)(struct pmenu *menu, struct pmenu_item *item, int c);
79 void (*on_exit)(struct pmenu *menu);
80 void (*on_open)(struct pmenu *menu);
83 struct pmenu *pmenu_init(void *ui_ctx, unsigned int item_count,
84 void (*on_exit)(struct pmenu *));
85 int pmenu_setup(struct pmenu *menu);
86 void pmenu_delete(struct pmenu *menu);
87 unsigned int pmenu_grow(struct pmenu *menu, unsigned int count);
88 int pmenu_remove(struct pmenu *menu, struct pmenu_item *item);
89 struct pmenu_item *pmenu_find_selected(struct pmenu *menu);
91 /* convenience routines */
93 int pmenu_exit_cb(struct pmenu_item *item);
95 static inline struct pmenu *pmenu_from_scr(struct nc_scr *scr)
99 assert(scr->sig == pb_pmenu_sig);
100 pmenu = (struct pmenu *)((char *)scr
101 - (size_t)&((struct pmenu *)0)->scr);
102 assert(pmenu->scr.sig == pb_pmenu_sig);
115 static inline void pmenu_dump_item(const ITEM *item)
118 pb_log("%p %s\n", item, (item ? item->name.str : "(null)"));
121 static inline void pmenu_dump_items(ITEM *const *items, unsigned int count)
126 for (i = 0; i < count; i++)
127 pb_log("%u: %p %s\n", i, items[i],
128 (items[i] ? items[i]->name.str : "(null)"));