kolibrios/contrib/media/updf/include/menu.h

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/****************************************************************************
* Copyright (c) 1998 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> 1995,1997 *
****************************************************************************/
#ifndef ETI_MENU
#define ETI_MENU
#include <curses.h>
#include <eti.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef int Menu_Options;
typedef int Item_Options;
/* Menu options: */
#define O_ONEVALUE (0x01)
#define O_SHOWDESC (0x02)
#define O_ROWMAJOR (0x04)
#define O_IGNORECASE (0x08)
#define O_SHOWMATCH (0x10)
#define O_NONCYCLIC (0x20)
/* Item options: */
#define O_SELECTABLE (0x01)
typedef struct
{
const char* str;
unsigned short length;
} TEXT;
typedef struct tagITEM
{
TEXT name; /* name of menu item */
TEXT description; /* description of item, optional in display */
struct tagMENU *imenu; /* Pointer to parent menu */
void *userptr; /* Pointer to user defined per item data */
Item_Options opt; /* Item options */
short index; /* Item number if connected to a menu */
short y; /* y and x location of item in menu */
short x;
bool value; /* Selection value */
struct tagITEM *left; /* neighbour items */
struct tagITEM *right;
struct tagITEM *up;
struct tagITEM *down;
} ITEM;
typedef void (*Menu_Hook)(struct tagMENU *);
typedef struct tagMENU
{
short height; /* Nr. of chars high */
short width; /* Nr. of chars wide */
short rows; /* Nr. of items high */
short cols; /* Nr. of items wide */
short frows; /* Nr. of formatted items high */
short fcols; /* Nr. of formatted items wide */
short arows; /* Nr. of items high (actual) */
short namelen; /* Max. name length */
short desclen; /* Max. description length */
short marklen; /* Length of mark, if any */
short itemlen; /* Length of one item */
short spc_desc; /* Spacing for descriptor */
short spc_cols; /* Spacing for columns */
short spc_rows; /* Spacing for rows */
char *pattern; /* Buffer to store match chars */
short pindex; /* Index into pattern buffer */
WINDOW *win; /* Window containing menu */
WINDOW *sub; /* Subwindow for menu display */
WINDOW *userwin; /* User's window */
WINDOW *usersub; /* User's subwindow */
ITEM **items; /* array of items */
short nitems; /* Nr. of items in menu */
ITEM *curitem; /* Current item */
short toprow; /* Top row of menu */
chtype fore; /* Selection attribute */
chtype back; /* Nonselection attribute */
chtype grey; /* Inactive attribute */
unsigned char pad; /* Pad character */
Menu_Hook menuinit; /* User hooks */
Menu_Hook menuterm;
Menu_Hook iteminit;
Menu_Hook itemterm;
void *userptr; /* Pointer to menus user data */
char *mark; /* Pointer to marker string */
Menu_Options opt; /* Menu options */
unsigned short status; /* Internal state of menu */
} MENU;
/* Define keys */
#define REQ_LEFT_ITEM (KEY_MAX + 1)
#define REQ_RIGHT_ITEM (KEY_MAX + 2)
#define REQ_UP_ITEM (KEY_MAX + 3)
#define REQ_DOWN_ITEM (KEY_MAX + 4)
#define REQ_SCR_ULINE (KEY_MAX + 5)
#define REQ_SCR_DLINE (KEY_MAX + 6)
#define REQ_SCR_DPAGE (KEY_MAX + 7)
#define REQ_SCR_UPAGE (KEY_MAX + 8)
#define REQ_FIRST_ITEM (KEY_MAX + 9)
#define REQ_LAST_ITEM (KEY_MAX + 10)
#define REQ_NEXT_ITEM (KEY_MAX + 11)
#define REQ_PREV_ITEM (KEY_MAX + 12)
#define REQ_TOGGLE_ITEM (KEY_MAX + 13)
#define REQ_CLEAR_PATTERN (KEY_MAX + 14)
#define REQ_BACK_PATTERN (KEY_MAX + 15)
#define REQ_NEXT_MATCH (KEY_MAX + 16)
#define REQ_PREV_MATCH (KEY_MAX + 17)
#define MIN_MENU_COMMAND (KEY_MAX + 1)
#define MAX_MENU_COMMAND (KEY_MAX + 17)
/*
* Some AT&T code expects MAX_COMMAND to be out-of-band not
* just for menu commands but for forms ones as well.
*/
#if defined(MAX_COMMAND)
# if (MAX_MENU_COMMAND > MAX_COMMAND)
# error Something is wrong -- MAX_MENU_COMMAND is greater than MAX_COMMAND
# elif (MAX_COMMAND != (KEY_MAX + 128))
# error Something is wrong -- MAX_COMMAND is already inconsistently defined.
# endif
#else
# define MAX_COMMAND (KEY_MAX + 128)
#endif
/* --------- prototypes for libmenu functions ----------------------------- */
extern ITEM **menu_items(const MENU *),
*current_item(const MENU *),
*new_item(const char *,const char *);
extern MENU *new_menu(ITEM **);
extern Item_Options item_opts(const ITEM *);
extern Menu_Options menu_opts(const MENU *);
Menu_Hook item_init(const MENU *),
item_term(const MENU *),
menu_init(const MENU *),
menu_term(const MENU *);
extern WINDOW *menu_sub(const MENU *),
*menu_win(const MENU *);
extern const char *item_description(const ITEM *),
*item_name(const ITEM *),
*menu_mark(const MENU *),
*menu_request_name(int);
extern char *menu_pattern(const MENU *);
extern void *menu_userptr(const MENU *),
*item_userptr(const ITEM *);
extern chtype menu_back(const MENU *),
menu_fore(const MENU *),
menu_grey(const MENU *);
extern int free_item(ITEM *),
free_menu(MENU *),
item_count(const MENU *),
item_index(const ITEM *),
item_opts_off(ITEM *,Item_Options),
item_opts_on(ITEM *,Item_Options),
menu_driver(MENU *,int),
menu_opts_off(MENU *,Menu_Options),
menu_opts_on(MENU *,Menu_Options),
menu_pad(const MENU *),
pos_menu_cursor(const MENU *),
post_menu(MENU *),
scale_menu(const MENU *,int *,int *),
set_current_item(MENU *menu,ITEM *item),
set_item_init(MENU *,void(*)(MENU *)),
set_item_opts(ITEM *,Item_Options),
set_item_term(MENU *,void(*)(MENU *)),
set_item_userptr(ITEM *, void *),
set_item_value(ITEM *,bool),
set_menu_back(MENU *,chtype),
set_menu_fore(MENU *,chtype),
set_menu_format(MENU *,int,int),
set_menu_grey(MENU *,chtype),
set_menu_init(MENU *,void(*)(MENU *)),
set_menu_items(MENU *,ITEM **),
set_menu_mark(MENU *, const char *),
set_menu_opts(MENU *,Menu_Options),
set_menu_pad(MENU *,int),
set_menu_pattern(MENU *,const char *),
set_menu_sub(MENU *,WINDOW *),
set_menu_term(MENU *,void(*)(MENU *)),
set_menu_userptr(MENU *,void *),
set_menu_win(MENU *,WINDOW *),
set_top_row(MENU *,int),
top_row(const MENU *),
unpost_menu(MENU *),
menu_request_by_name(const char *),
set_menu_spacing(MENU *,int,int,int),
menu_spacing(const MENU *,int *,int *,int *);
extern bool item_value(const ITEM *),
item_visible(const ITEM *);
void menu_format(const MENU *,int *,int *);
#ifdef __cplusplus
}
#endif
#endif /* ETI_MENU */