1 /****************************************************************************
2 * Copyright (c) 1998 Free Software Foundation, Inc. *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
25 * sale, use or other dealings in this Software without prior written *
27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 *
31 ****************************************************************************/
43 typedef int Menu_Options;
44 typedef int Item_Options;
47 #define O_ONEVALUE (0x01)
48 #define O_SHOWDESC (0x02)
49 #define O_ROWMAJOR (0x04)
50 #define O_IGNORECASE (0x08)
51 #define O_SHOWMATCH (0x10)
52 #define O_NONCYCLIC (0x20)
55 #define O_SELECTABLE (0x01)
60 unsigned short length;
63 typedef struct tagITEM
65 TEXT name; /* name of menu item */
66 TEXT description; /* description of item, optional in display */
67 struct tagMENU *imenu; /* Pointer to parent menu */
68 void *userptr; /* Pointer to user defined per item data */
69 Item_Options opt; /* Item options */
70 short index; /* Item number if connected to a menu */
71 short y; /* y and x location of item in menu */
73 bool value; /* Selection value */
75 struct tagITEM *left; /* neighbour items */
76 struct tagITEM *right;
82 typedef void (*Menu_Hook)(struct tagMENU *);
84 typedef struct tagMENU
86 short height; /* Nr. of chars high */
87 short width; /* Nr. of chars wide */
88 short rows; /* Nr. of items high */
89 short cols; /* Nr. of items wide */
90 short frows; /* Nr. of formatted items high */
91 short fcols; /* Nr. of formatted items wide */
92 short arows; /* Nr. of items high (actual) */
93 short namelen; /* Max. name length */
94 short desclen; /* Max. description length */
95 short marklen; /* Length of mark, if any */
96 short itemlen; /* Length of one item */
97 short spc_desc; /* Spacing for descriptor */
98 short spc_cols; /* Spacing for columns */
99 short spc_rows; /* Spacing for rows */
100 char *pattern; /* Buffer to store match chars */
101 short pindex; /* Index into pattern buffer */
102 WINDOW *win; /* Window containing menu */
103 WINDOW *sub; /* Subwindow for menu display */
104 WINDOW *userwin; /* User's window */
105 WINDOW *usersub; /* User's subwindow */
106 ITEM **items; /* array of items */
107 short nitems; /* Nr. of items in menu */
108 ITEM *curitem; /* Current item */
109 short toprow; /* Top row of menu */
110 chtype fore; /* Selection attribute */
111 chtype back; /* Nonselection attribute */
112 chtype grey; /* Inactive attribute */
113 unsigned char pad; /* Pad character */
115 Menu_Hook menuinit; /* User hooks */
120 void *userptr; /* Pointer to menus user data */
121 char *mark; /* Pointer to marker string */
123 Menu_Options opt; /* Menu options */
124 unsigned short status; /* Internal state of menu */
131 #define REQ_LEFT_ITEM (KEY_MAX + 1)
132 #define REQ_RIGHT_ITEM (KEY_MAX + 2)
133 #define REQ_UP_ITEM (KEY_MAX + 3)
134 #define REQ_DOWN_ITEM (KEY_MAX + 4)
135 #define REQ_SCR_ULINE (KEY_MAX + 5)
136 #define REQ_SCR_DLINE (KEY_MAX + 6)
137 #define REQ_SCR_DPAGE (KEY_MAX + 7)
138 #define REQ_SCR_UPAGE (KEY_MAX + 8)
139 #define REQ_FIRST_ITEM (KEY_MAX + 9)
140 #define REQ_LAST_ITEM (KEY_MAX + 10)
141 #define REQ_NEXT_ITEM (KEY_MAX + 11)
142 #define REQ_PREV_ITEM (KEY_MAX + 12)
143 #define REQ_TOGGLE_ITEM (KEY_MAX + 13)
144 #define REQ_CLEAR_PATTERN (KEY_MAX + 14)
145 #define REQ_BACK_PATTERN (KEY_MAX + 15)
146 #define REQ_NEXT_MATCH (KEY_MAX + 16)
147 #define REQ_PREV_MATCH (KEY_MAX + 17)
149 #define MIN_MENU_COMMAND (KEY_MAX + 1)
150 #define MAX_MENU_COMMAND (KEY_MAX + 17)
153 * Some AT&T code expects MAX_COMMAND to be out-of-band not
154 * just for menu commands but for forms ones as well.
156 #if defined(MAX_COMMAND)
157 # if (MAX_MENU_COMMAND > MAX_COMMAND)
158 # error Something is wrong -- MAX_MENU_COMMAND is greater than MAX_COMMAND
159 # elif (MAX_COMMAND != (KEY_MAX + 128))
160 # error Something is wrong -- MAX_COMMAND is already inconsistently defined.
163 # define MAX_COMMAND (KEY_MAX + 128)
167 /* --------- prototypes for libmenu functions ----------------------------- */
169 extern ITEM **menu_items(const MENU *),
170 *current_item(const MENU *),
171 *new_item(const char *,const char *);
173 extern MENU *new_menu(ITEM **);
175 extern Item_Options item_opts(const ITEM *);
176 extern Menu_Options menu_opts(const MENU *);
178 Menu_Hook item_init(const MENU *),
179 item_term(const MENU *),
180 menu_init(const MENU *),
181 menu_term(const MENU *);
183 extern WINDOW *menu_sub(const MENU *),
184 *menu_win(const MENU *);
186 extern const char *item_description(const ITEM *),
187 *item_name(const ITEM *),
188 *menu_mark(const MENU *),
189 *menu_request_name(int);
191 extern char *menu_pattern(const MENU *);
193 extern void *menu_userptr(const MENU *),
194 *item_userptr(const ITEM *);
196 extern chtype menu_back(const MENU *),
197 menu_fore(const MENU *),
198 menu_grey(const MENU *);
200 extern int free_item(ITEM *),
202 item_count(const MENU *),
203 item_index(const ITEM *),
204 item_opts_off(ITEM *,Item_Options),
205 item_opts_on(ITEM *,Item_Options),
206 menu_driver(MENU *,int),
207 menu_opts_off(MENU *,Menu_Options),
208 menu_opts_on(MENU *,Menu_Options),
209 menu_pad(const MENU *),
210 pos_menu_cursor(const MENU *),
212 scale_menu(const MENU *,int *,int *),
213 set_current_item(MENU *menu,ITEM *item),
214 set_item_init(MENU *,void(*)(MENU *)),
215 set_item_opts(ITEM *,Item_Options),
216 set_item_term(MENU *,void(*)(MENU *)),
217 set_item_userptr(ITEM *, void *),
218 set_item_value(ITEM *,bool),
219 set_menu_back(MENU *,chtype),
220 set_menu_fore(MENU *,chtype),
221 set_menu_format(MENU *,int,int),
222 set_menu_grey(MENU *,chtype),
223 set_menu_init(MENU *,void(*)(MENU *)),
224 set_menu_items(MENU *,ITEM **),
225 set_menu_mark(MENU *, const char *),
226 set_menu_opts(MENU *,Menu_Options),
227 set_menu_pad(MENU *,int),
228 set_menu_pattern(MENU *,const char *),
229 set_menu_sub(MENU *,WINDOW *),
230 set_menu_term(MENU *,void(*)(MENU *)),
231 set_menu_userptr(MENU *,void *),
232 set_menu_win(MENU *,WINDOW *),
233 set_top_row(MENU *,int),
234 top_row(const MENU *),
236 menu_request_by_name(const char *),
237 set_menu_spacing(MENU *,int,int,int),
238 menu_spacing(const MENU *,int *,int *,int *);
241 extern bool item_value(const ITEM *),
242 item_visible(const ITEM *);
244 void menu_format(const MENU *,int *,int *);
250 #endif /* ETI_MENU */