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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@gmx.net> 1995,1997 *
****************************************************************************/
#ifndef FORM_H
#define FORM_H
#include "cmFormConfigure.h"
/* figure out which curses.h to include */
# if defined(CURSES_HAVE_NCURSES_H)
# include <ncurses.h>
# elif defined(CURSES_HAVE_NCURSES_NCURSES_H)
# include <ncurses/ncurses.h>
# elif defined(CURSES_HAVE_NCURSES_CURSES_H)
# include <ncurses/curses.h>
# else
# if defined(__hpux)
# if defined(_XOPEN_SOURCE_EXTENDED)
# define HAVE__XOPEN_SOURCE_EXTENDED
# else
# define _XOPEN_SOURCE_EXTENDED
# endif
# endif
# include <curses.h>
# if defined(__hpux) && !defined(HAVE__XOPEN_SOURCE_EXTENDED)
# undef _XOPEN_SOURCE_EXTENDED
# endif
# endif
#include <eti.h>
#include <stdarg.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef int Form_Options;
typedef int Field_Options;
/**********
* _PAGE *
**********/
typedef struct {
short pmin; /* index of first field on page */
short pmax; /* index of last field on page */
short smin; /* index of top leftmost field on page */
short smax; /* index of bottom rightmost field on page */
} _PAGE;
/**********
* FIELD *
**********/
typedef struct fieldnode {
unsigned short status; /* flags */
short rows; /* size in rows */
short cols; /* size in cols */
short frow; /* first row */
short fcol; /* first col */
int drows; /* dynamic rows */
int dcols; /* dynamic cols */
int maxgrow; /* maximum field growth */
int nrow; /* offscreen rows */
short nbuf; /* additional buffers */
short just; /* justification */
short page; /* page on form */
short index; /* into form -> field */
int pad; /* pad character */
chtype fore; /* foreground attribute */
chtype back; /* background attribute */
Field_Options opts; /* options */
struct fieldnode * snext; /* sorted order pointer */
struct fieldnode * sprev; /* sorted order pointer */
struct fieldnode * link; /* linked field chain */
struct formnode * form; /* containing form */
struct typenode * type; /* field type */
void * arg; /* argument for type */
char * buf; /* field buffers */
void * usrptr; /* user pointer */
} FIELD;
/**************
* FIELDTYPE *
**************/
typedef struct typenode {
unsigned short status; /* flags */
long ref; /* reference count */
struct typenode * left; /* ptr to operand for | */
struct typenode * right; /* ptr to operand for | */
void* (*makearg)(va_list *); /* make fieldtype arg */
void* (*copyarg)(const void *); /* copy fieldtype arg */
void (*freearg)(void *); /* free fieldtype arg */
bool (*fcheck)(FIELD *,const void *); /* field validation */
bool (*ccheck)(int,const void *); /* character validation */
bool (*next)(FIELD *,const void *); /* enumerate next value */
bool (*prev)(FIELD *,const void *); /* enumerate prev value */
} FIELDTYPE;
/*********
* FORM *
*********/
typedef struct formnode {
unsigned short status; /* flags */
short rows; /* size in rows */
short cols; /* size in cols */
int currow; /* current row in field window*/
int curcol; /* current col in field window*/
int toprow; /* in scrollable field window */
int begincol; /* in horiz. scrollable field */
short maxfield; /* number of fields */
short maxpage; /* number of pages */
short curpage; /* index into page */
Form_Options opts; /* options */
WINDOW * win; /* window */
WINDOW * sub; /* subwindow */
WINDOW * w; /* window for current field */
FIELD ** field; /* field [maxfield] */
FIELD * current; /* current field */
_PAGE * page; /* page [maxpage] */
void * usrptr; /* user pointer */
void (*forminit)(struct formnode *);
void (*formterm)(struct formnode *);
void (*fieldinit)(struct formnode *);
void (*fieldterm)(struct formnode *);
} FORM;
typedef void (*Form_Hook)(FORM *);
/***************************
* miscellaneous #defines *
***************************/
/* field justification */
#define NO_JUSTIFICATION (0)
#define JUSTIFY_LEFT (1)
#define JUSTIFY_CENTER (2)
#define JUSTIFY_RIGHT (3)
/* field options */
#define O_VISIBLE (0x0001)
#define O_ACTIVE (0x0002)
#define O_PUBLIC (0x0004)
#define O_EDIT (0x0008)
#define O_WRAP (0x0010)
#define O_BLANK (0x0020)
#define O_AUTOSKIP (0x0040)
#define O_NULLOK (0x0080)
#define O_PASSOK (0x0100)
#define O_STATIC (0x0200)
/* form options */
#define O_NL_OVERLOAD (0x0001)
#define O_BS_OVERLOAD (0x0002)
/* form driver commands */
#define REQ_NEXT_PAGE (KEY_MAX + 1) /* move to next page */
#define REQ_PREV_PAGE (KEY_MAX + 2) /* move to previous page */
#define REQ_FIRST_PAGE (KEY_MAX + 3) /* move to first page */
#define REQ_LAST_PAGE (KEY_MAX + 4) /* move to last page */
#define REQ_NEXT_FIELD (KEY_MAX + 5) /* move to next field */
#define REQ_PREV_FIELD (KEY_MAX + 6) /* move to previous field */
#define REQ_FIRST_FIELD (KEY_MAX + 7) /* move to first field */
#define REQ_LAST_FIELD (KEY_MAX + 8) /* move to last field */
#define REQ_SNEXT_FIELD (KEY_MAX + 9) /* move to sorted next field */
#define REQ_SPREV_FIELD (KEY_MAX + 10) /* move to sorted prev field */
#define REQ_SFIRST_FIELD (KEY_MAX + 11) /* move to sorted first field */
#define REQ_SLAST_FIELD (KEY_MAX + 12) /* move to sorted last field */
#define REQ_LEFT_FIELD (KEY_MAX + 13) /* move to left to field */
#define REQ_RIGHT_FIELD (KEY_MAX + 14) /* move to right to field */
#define REQ_UP_FIELD (KEY_MAX + 15) /* move to up to field */
#define REQ_DOWN_FIELD (KEY_MAX + 16) /* move to down to field */
#define REQ_NEXT_CHAR (KEY_MAX + 17) /* move to next char in field */
#define REQ_PREV_CHAR (KEY_MAX + 18) /* move to prev char in field */
#define REQ_NEXT_LINE (KEY_MAX + 19) /* move to next line in field */
#define REQ_PREV_LINE (KEY_MAX + 20) /* move to prev line in field */
#define REQ_NEXT_WORD (KEY_MAX + 21) /* move to next word in field */
#define REQ_PREV_WORD (KEY_MAX + 22) /* move to prev word in field */
#define REQ_BEG_FIELD (KEY_MAX + 23) /* move to first char in field */
#define REQ_END_FIELD (KEY_MAX + 24) /* move after last char in fld */
#define REQ_BEG_LINE (KEY_MAX + 25) /* move to beginning of line */
#define REQ_END_LINE (KEY_MAX + 26) /* move after last char in line */
#define REQ_LEFT_CHAR (KEY_MAX + 27) /* move left in field */
#define REQ_RIGHT_CHAR (KEY_MAX + 28) /* move right in field */
#define REQ_UP_CHAR (KEY_MAX + 29) /* move up in field */
#define REQ_DOWN_CHAR (KEY_MAX + 30) /* move down in field */
#define REQ_NEW_LINE (KEY_MAX + 31) /* insert/overlay new line */
#define REQ_INS_CHAR (KEY_MAX + 32) /* insert blank char at cursor */
#define REQ_INS_LINE (KEY_MAX + 33) /* insert blank line at cursor */
#define REQ_DEL_CHAR (KEY_MAX + 34) /* delete char at cursor */
#define REQ_DEL_PREV (KEY_MAX + 35) /* delete char before cursor */
#define REQ_DEL_LINE (KEY_MAX + 36) /* delete line at cursor */
#define REQ_DEL_WORD (KEY_MAX + 37) /* delete line at cursor */
#define REQ_CLR_EOL (KEY_MAX + 38) /* clear to end of line */
#define REQ_CLR_EOF (KEY_MAX + 39) /* clear to end of field */
#define REQ_CLR_FIELD (KEY_MAX + 40) /* clear entire field */
#define REQ_OVL_MODE (KEY_MAX + 41) /* begin overlay mode */
#define REQ_INS_MODE (KEY_MAX + 42) /* begin insert mode */
#define REQ_SCR_FLINE (KEY_MAX + 43) /* scroll field forward a line */
#define REQ_SCR_BLINE (KEY_MAX + 44) /* scroll field backward a line */
#define REQ_SCR_FPAGE (KEY_MAX + 45) /* scroll field forward a page */
#define REQ_SCR_BPAGE (KEY_MAX + 46) /* scroll field backward a page */
#define REQ_SCR_FHPAGE (KEY_MAX + 47) /* scroll field forward half page */
#define REQ_SCR_BHPAGE (KEY_MAX + 48) /* scroll field backward half page */
#define REQ_SCR_FCHAR (KEY_MAX + 49) /* horizontal scroll char */
#define REQ_SCR_BCHAR (KEY_MAX + 50) /* horizontal scroll char */
#define REQ_SCR_HFLINE (KEY_MAX + 51) /* horizontal scroll line */
#define REQ_SCR_HBLINE (KEY_MAX + 52) /* horizontal scroll line */
#define REQ_SCR_HFHALF (KEY_MAX + 53) /* horizontal scroll half line */
#define REQ_SCR_HBHALF (KEY_MAX + 54) /* horizontal scroll half line */
#define REQ_VALIDATION (KEY_MAX + 55) /* validate field */
#define REQ_NEXT_CHOICE (KEY_MAX + 56) /* display next field choice */
#define REQ_PREV_CHOICE (KEY_MAX + 57) /* display prev field choice */
#define MIN_FORM_COMMAND (KEY_MAX + 1) /* used by form_driver */
#define MAX_FORM_COMMAND (KEY_MAX + 57) /* used by form_driver */
#if defined(MAX_COMMAND)
# if (MAX_FORM_COMMAND > MAX_COMMAND)
# error Something is wrong -- MAX_FORM_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
/*************************
* standard field types *
*************************/
extern FIELDTYPE *TYPE_ALPHA,
*TYPE_ALNUM,
*TYPE_ENUM,
*TYPE_INTEGER,
*TYPE_NUMERIC,
*TYPE_REGEXP;
/************************************
* built-in additional field types *
* They are not defined in SVr4 *
************************************/
extern FIELDTYPE *TYPE_IPV4; /* Internet IP Version 4 address */
/***********************
* Default objects *
***********************/
extern FORM *_nc_Default_Form;
extern FIELD *_nc_Default_Field;
/***********************
* FIELDTYPE routines *
***********************/
extern FIELDTYPE
*new_fieldtype(
bool (* const field_check)(FIELD *,const void *),
bool (* const char_check)(int,const void *)),
*link_fieldtype(FIELDTYPE *,FIELDTYPE *);
extern int free_fieldtype(FIELDTYPE *),
set_fieldtype_choice (FIELDTYPE *,
bool (* const next_choice)(FIELD *,const void *),
bool (* const prev_choice)(FIELD *,const void *));
/*******************
* FIELD routines *
*******************/
extern FIELD *new_field(int,int,int,int,int,int),
*dup_field(FIELD *,int,int),
*link_field(FIELD *,int,int);
extern int free_field(FIELD *),
field_info(const FIELD *,int *,int *,int *,int *,int *,int *),
dynamic_field_info(const FIELD *,int *,int *,int *),
set_max_field( FIELD *,int),
move_field(FIELD *,int,int),
set_field_type(FIELD *,FIELDTYPE *,...),
set_new_page(FIELD *,bool),
set_field_just(FIELD *,int),
field_just(const FIELD *),
set_field_fore(FIELD *,chtype),
set_field_back(FIELD *,chtype),
set_field_pad(FIELD *,int),
field_pad(const FIELD *),
set_field_buffer(FIELD *,int,const char *),
set_field_status(FIELD *,bool),
set_field_userptr(FIELD *, void *),
set_field_opts(FIELD *,Field_Options),
field_opts_on(FIELD *,Field_Options),
field_opts_off(FIELD *,Field_Options);
extern chtype field_fore(const FIELD *),
field_back(const FIELD *);
extern bool new_page(const FIELD *),
field_status(const FIELD *);
extern void *field_arg(const FIELD *);
extern void *field_userptr(const FIELD *);
extern FIELDTYPE
*field_type(const FIELD *);
extern char* field_buffer(const FIELD *,int);
extern Field_Options
field_opts(const FIELD *);
/******************
* FORM routines *
******************/
extern FORM *new_form(FIELD **);
extern FIELD **form_fields(const FORM *),
*current_field(const FORM *);
extern WINDOW *form_win(const FORM *),
*form_sub(const FORM *);
extern Form_Hook
form_init(const FORM *),
form_term(const FORM *),
field_init(const FORM *),
field_term(const FORM *);
extern int free_form(FORM *),
set_form_fields(FORM *,FIELD **),
field_count(const FORM *),
set_form_win(FORM *,WINDOW *),
set_form_sub(FORM *,WINDOW *),
set_current_field(FORM *,FIELD *),
field_index(const FIELD *),
set_form_page(FORM *,int),
form_page(const FORM *),
scale_form(const FORM *,int *,int *),
set_form_init(FORM *,Form_Hook),
set_form_term(FORM *,Form_Hook),
set_field_init(FORM *,Form_Hook),
set_field_term(FORM *,Form_Hook),
post_form(FORM *),
unpost_form(FORM *),
pos_form_cursor(FORM *),
form_driver(FORM *,int),
set_form_userptr(FORM *,void *),
set_form_opts(FORM *,Form_Options),
form_opts_on(FORM *,Form_Options),
form_opts_off(FORM *,Form_Options),
form_request_by_name(const char *);
extern const char
*form_request_name(int);
extern void *form_userptr(const FORM *);
extern Form_Options
form_opts(const FORM *);
extern bool data_ahead(const FORM *),
data_behind(const FORM *);
#ifdef __cplusplus
}
#endif
#endif /* FORM_H */
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