lbbs/include/menu.h

/***************************************************************************
                                                  menu.h  -  description
                                                         -------------------
        Copyright            : (C) 2004-2025 by Leaflet
        Email                : leaflet@leafok.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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 3 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef _MENU_H_
#define _MENU_H_

#include "common.h"
#include "trie_dict.h"
#include "bbs_cmd.h"
#include <stdint.h>
#include <sys/shm.h>

#define MAX_MENUITEM_LENGTH 50
#define MAX_ITEMS_PER_MENU 30
#define MAX_MENUNAME_LENGTH 256
#define MAX_MENUACTION_LENGTH 20
#define MAX_MENUTITLE_LENGTH 50
#define MAX_MENU_SCR_NAME_LENGTH 20
#define MAX_MENU_SCR_BUF_LENGTH 2000
#define MAX_MENUS 256
#define MAX_MENUITEMS 5120
#define MAX_MENU_DEPTH 50

typedef uint64_t MENU_ID;
typedef uint64_t MENU_ITEM_ID;
typedef uint64_t MENU_SCREEN_ID;

struct menu_item_t
{
        int16_t row, col;
        char action[MAX_MENUACTION_LENGTH];
        MENU_ID action_menu_id;
        bbs_cmd_handler action_cmd_handler;
        int8_t submenu;
        int priv, level;
        char name[MAX_MENUNAME_LENGTH];
        char text[MAX_MENUITEM_LENGTH];
};
typedef struct menu_item_t MENU_ITEM;

struct menu_title_t
{
        int16_t row, col;
        int8_t show;
        char text[MAX_MENUTITLE_LENGTH];
};
typedef struct menu_title_t MENU_TITLE;

struct menu_screen_t
{
        char name[MAX_MENU_SCR_NAME_LENGTH];
        int64_t buf_offset;
        int64_t buf_length;
};
typedef struct menu_screen_t MENU_SCREEN;

struct menu_t
{
        char name[MAX_MENUNAME_LENGTH];
        MENU_TITLE title;
        MENU_SCREEN_ID screen_id;
        int8_t screen_show;
        int16_t screen_row, screen_col;
        MENU_ITEM_ID items[MAX_ITEMS_PER_MENU];
        int16_t item_count;
};
typedef struct menu_t MENU;

struct menu_set_t
{
        int shmid;
        void *p_reserved;
        void *p_menu_pool;
        void *p_menu_item_pool;
        void *p_menu_screen_pool;
        char *p_menu_screen_buf;
        char *p_menu_screen_buf_free;
        int16_t menu_count;
        int16_t menu_item_count;
        int16_t menu_screen_count;
        TRIE_NODE *p_menu_name_dict;
        TRIE_NODE *p_menu_screen_dict;
        MENU_ID menu_id_path[MAX_MENU_DEPTH];
        int16_t menu_item_pos[MAX_MENU_DEPTH];
        int16_t choose_step;
        int8_t menu_item_display[MAX_ITEMS_PER_MENU];
        int16_t menu_item_r_row[MAX_ITEMS_PER_MENU];
        int16_t menu_item_r_col[MAX_ITEMS_PER_MENU];
};
typedef struct menu_set_t MENU_SET;

extern MENU_SET *p_bbs_menu;

extern int load_menu(MENU_SET *p_menu_set, const char *conf_file);
extern int unload_menu(MENU_SET *p_menu_set);

extern int load_menu_shm(MENU_SET *p_menu_set);
extern int unload_menu_shm(MENU_SET *p_menu_set);

extern int menu_control(MENU_SET *p_menu_set, int key);
extern int display_menu(MENU_SET *p_menu_set);

inline MENU *get_menu(MENU_SET *p_menu_set, const char *menu_name)
{
        MENU *value = NULL;

        trie_dict_get(p_menu_set->p_menu_name_dict, menu_name, (int64_t *)&value);

        return ((MENU *)value);
}

inline MENU *get_menu_by_id(MENU_SET *p_menu_set, MENU_ID menu_id)
{
        if (menu_id < 0 || menu_id >= p_menu_set->menu_count)
        {
                return NULL;
        }

        return (p_menu_set->p_menu_pool + sizeof(MENU) * menu_id);
}

inline MENU_ITEM *get_menu_item_by_id(MENU_SET *p_menu_set, MENU_ITEM_ID menu_item_id)
{
        if (menu_item_id < 0 || menu_item_id >= p_menu_set->menu_item_count)
        {
                return NULL;
        }

        return (p_menu_set->p_menu_item_pool + sizeof(MENU_ITEM) * menu_item_id);
}

inline MENU_SCREEN *get_menu_screen_by_id(MENU_SET *p_menu_set, MENU_SCREEN_ID menu_screen_id)
{
        if (menu_screen_id < 0 || menu_screen_id >= p_menu_set->menu_screen_count)
        {
                return NULL;
        }

        return (p_menu_set->p_menu_screen_pool + sizeof(MENU_ITEM) * menu_screen_id);
}

#endif //_MENU_H_
1	sysadm	1.1	/***************************************************************************
2	sysadm	1.9	menu.h - description
3			-------------------
4	sysadm	1.12	Copyright : (C) 2004-2025 by Leaflet
5			Email : leaflet@leafok.com
6	sysadm	1.1	***************************************************************************/
7
8			/***************************************************************************
9			* *
10			* This program is free software; you can redistribute it and/or modify *
11			* it under the terms of the GNU General Public License as published by *
12	sysadm	1.12	* the Free Software Foundation; either version 3 of the License, or *
13	sysadm	1.1	* (at your option) any later version. *
14			* *
15			***************************************************************************/
16
17	sysadm	1.7	#ifndef _MENU_H_
18			#define _MENU_H_
19
20	sysadm	1.11	#include "common.h"
21	sysadm	1.15	#include "trie_dict.h"
22	sysadm	1.18	#include "bbs_cmd.h"
23	sysadm	1.16	#include <stdint.h>
24			#include <sys/shm.h>
25	sysadm	1.11
26	sysadm	1.9	#define MAX_MENUITEM_LENGTH 50
27	sysadm	1.16	#define MAX_ITEMS_PER_MENU 30
28	sysadm	1.9	#define MAX_MENUNAME_LENGTH 256
29			#define MAX_MENUACTION_LENGTH 20
30			#define MAX_MENUTITLE_LENGTH 50
31	sysadm	1.16	#define MAX_MENU_SCR_NAME_LENGTH 20
32			#define MAX_MENU_SCR_BUF_LENGTH 2000
33	sysadm	1.9	#define MAX_MENUS 256
34	sysadm	1.16	#define MAX_MENUITEMS 5120
35	sysadm	1.9	#define MAX_MENU_DEPTH 50
36	sysadm	1.1
37	sysadm	1.16	typedef uint64_t MENU_ID;
38			typedef uint64_t MENU_ITEM_ID;
39			typedef uint64_t MENU_SCREEN_ID;
40
41	sysadm	1.14	struct menu_item_t
42	sysadm	1.5	{
43	sysadm	1.17	int16_t row, col;
44	sysadm	1.9	char action[MAX_MENUACTION_LENGTH];
45	sysadm	1.16	MENU_ID action_menu_id;
46	sysadm	1.18	bbs_cmd_handler action_cmd_handler;
47	sysadm	1.17	int8_t submenu;
48	sysadm	1.16	int priv, level;
49	sysadm	1.9	char name[MAX_MENUNAME_LENGTH];
50			char text[MAX_MENUITEM_LENGTH];
51	sysadm	1.1	};
52	sysadm	1.14	typedef struct menu_item_t MENU_ITEM;
53	sysadm	1.2
54	sysadm	1.14	struct menu_title_t
55	sysadm	1.5	{
56	sysadm	1.16	int16_t row, col;
57			int8_t show;
58	sysadm	1.9	char text[MAX_MENUTITLE_LENGTH];
59	sysadm	1.2	};
60	sysadm	1.14	typedef struct menu_title_t MENU_TITLE;
61	sysadm	1.2
62	sysadm	1.14	struct menu_screen_t
63	sysadm	1.5	{
64	sysadm	1.16	char name[MAX_MENU_SCR_NAME_LENGTH];
65			int64_t buf_offset;
66			int64_t buf_length;
67	sysadm	1.2	};
68	sysadm	1.14	typedef struct menu_screen_t MENU_SCREEN;
69	sysadm	1.1
70	sysadm	1.14	struct menu_t
71	sysadm	1.5	{
72	sysadm	1.9	char name[MAX_MENUNAME_LENGTH];
73			MENU_TITLE title;
74	sysadm	1.16	MENU_SCREEN_ID screen_id;
75			int8_t screen_show;
76			int16_t screen_row, screen_col;
77			MENU_ITEM_ID items[MAX_ITEMS_PER_MENU];
78			int16_t item_count;
79	sysadm	1.1	};
80	sysadm	1.14	typedef struct menu_t MENU;
81	sysadm	1.1
82	sysadm	1.14	struct menu_set_t
83	sysadm	1.5	{
84	sysadm	1.16	int shmid;
85			void *p_reserved;
86			void *p_menu_pool;
87			void *p_menu_item_pool;
88			void *p_menu_screen_pool;
89			char *p_menu_screen_buf;
90			char *p_menu_screen_buf_free;
91			int16_t menu_count;
92			int16_t menu_item_count;
93			int16_t menu_screen_count;
94	sysadm	1.15	TRIE_NODE *p_menu_name_dict;
95	sysadm	1.16	TRIE_NODE *p_menu_screen_dict;
96			MENU_ID menu_id_path[MAX_MENU_DEPTH];
97			int16_t menu_item_pos[MAX_MENU_DEPTH];
98			int16_t choose_step;
99	sysadm	1.17	int8_t menu_item_display[MAX_ITEMS_PER_MENU];
100			int16_t menu_item_r_row[MAX_ITEMS_PER_MENU];
101			int16_t menu_item_r_col[MAX_ITEMS_PER_MENU];
102	sysadm	1.2	};
103	sysadm	1.14	typedef struct menu_set_t MENU_SET;
104	sysadm	1.5
105	sysadm	1.16	extern MENU_SET *p_bbs_menu;
106	sysadm	1.4
107	sysadm	1.9	extern int load_menu(MENU_SET p_menu_set, const char conf_file);
108	sysadm	1.16	extern int unload_menu(MENU_SET *p_menu_set);
109
110			extern int load_menu_shm(MENU_SET *p_menu_set);
111			extern int unload_menu_shm(MENU_SET *p_menu_set);
112
113			extern int menu_control(MENU_SET *p_menu_set, int key);
114			extern int display_menu(MENU_SET *p_menu_set);
115
116			inline MENU get_menu(MENU_SET p_menu_set, const char *menu_name)
117			{
118			MENU *value = NULL;
119	sysadm	1.10
120	sysadm	1.16	trie_dict_get(p_menu_set->p_menu_name_dict, menu_name, (int64_t *)&value);
121	sysadm	1.10
122	sysadm	1.16	return ((MENU *)value);
123			}
124	sysadm	1.10
125	sysadm	1.16	inline MENU get_menu_by_id(MENU_SET p_menu_set, MENU_ID menu_id)
126			{
127			if (menu_id < 0 \|\| menu_id >= p_menu_set->menu_count)
128			{
129			return NULL;
130			}
131
132			return (p_menu_set->p_menu_pool + sizeof(MENU) * menu_id);
133			}
134
135			inline MENU_ITEM get_menu_item_by_id(MENU_SET p_menu_set, MENU_ITEM_ID menu_item_id)
136			{
137			if (menu_item_id < 0 \|\| menu_item_id >= p_menu_set->menu_item_count)
138			{
139			return NULL;
140			}
141	sysadm	1.10
142	sysadm	1.16	return (p_menu_set->p_menu_item_pool + sizeof(MENU_ITEM) * menu_item_id);
143			}
144	sysadm	1.10
145	sysadm	1.16	inline MENU_SCREEN get_menu_screen_by_id(MENU_SET p_menu_set, MENU_SCREEN_ID menu_screen_id)
146			{
147			if (menu_screen_id < 0 \|\| menu_screen_id >= p_menu_set->menu_screen_count)
148			{
149			return NULL;
150			}
151	sysadm	1.10
152	sysadm	1.16	return (p_menu_set->p_menu_screen_pool + sizeof(MENU_ITEM) * menu_screen_id);
153			}
154	sysadm	1.4
155	sysadm	1.7	#endif //_MENU_H_
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