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internals.h revision 1.6 
      1 /*	$NetBSD: internals.h,v 1.6 2001/05/11 14:04:48 blymn Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1998-1999 Brett Lymn
      5  *                         (blymn (at) baea.com.au, brett_lymn (at) yahoo.com.au)
      6  * All rights reserved.
      7  *
      8  * This code has been donated to The NetBSD Foundation by the Author.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. The name of the author may not be used to endorse or promote products
     16  *    derived from this software withough specific prior written permission
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  *
     29  *
     30  */
     31 
     32 #include <stdio.h>
     33 #include "form.h"
     34 
     35 #ifndef FORMI_INTERNALS_H
     36 #define FORMI_INTERNALS_H 1
     37 
     38 #ifdef DEBUG
     39 extern FILE *dbg;
     40 #endif
     41 
     42 /* direction definitions for _formi_pos_new_field */
     43 #define _FORMI_BACKWARD 1
     44 #define _FORMI_FORWARD  2
     45 
     46 /* define the default options for a form... */
     47 #define DEFAULT_FORM_OPTS (O_VISIBLE | O_ACTIVE | O_PUBLIC | O_EDIT | \
     48                            O_WRAP | O_BLANK | O_AUTOSKIP | O_NULLOK | \
     49                            O_PASSOK | O_STATIC)
     50 
     51 /* definitions of the flags for the FIELDTYPE structure */
     52 #define _TYPE_NO_FLAGS   0
     53 #define _TYPE_HAS_ARGS   0x01
     54 #define _TYPE_IS_LINKED  0x02
     55 #define _TYPE_IS_BUILTIN 0x04
     56 #define _TYPE_HAS_CHOICE 0x08
     57 
     58 typedef struct formi_type_link_struct formi_type_link;
     59 
     60 struct formi_type_link_struct
     61 {
     62 	FIELDTYPE *next;
     63 	FIELDTYPE *prev;
     64 };
     65 
     66 
     67 struct _formi_page_struct
     68 {
     69 	int in_use;
     70 	int first;
     71 	int last;
     72 	int top_left;
     73 	int bottom_right;
     74 };
     75 
     76 /* lines structure for the field - keeps start and ends and length of the
     77  * lines in a field.
     78  */
     79 struct _formi_field_lines
     80 {
     81 	unsigned length;
     82 	unsigned start;
     83 	unsigned end;
     84 };
     85 
     86 /* function prototypes */
     87 unsigned
     88 _formi_skip_blanks(char *, unsigned int);
     89 int
     90 _formi_add_char(FIELD *cur, unsigned pos, char c);
     91 int
     92 _formi_draw_page(FORM *form);
     93 int
     94 _formi_find_pages(FORM *form);
     95 int
     96 _formi_field_choice(FORM *form, int c);
     97 int
     98 _formi_manipulate_field(FORM *form, int c);
     99 int
    100 _formi_pos_first_field(FORM *form);
    101 int
    102 _formi_pos_new_field(FORM *form, unsigned direction, unsigned use_sorted);
    103 void
    104 _formi_redraw_field(FORM *form, int field);
    105 void
    106 _formi_sort_fields(FORM *form);
    107 void
    108 _formi_stitch_fields(FORM *form);
    109 int
    110 _formi_update_field(FORM *form, int old_field);
    111 int
    112 _formi_validate_char(FIELD *field, char c);
    113 int
    114 _formi_validate_field(FORM *form);
    115 int
    116 _formi_wrap_field(FIELD *field, unsigned int pos);
    117 
    118 #ifdef DEBUG
    119 int
    120 _formi_create_dbg_file(void);
    121 #endif /* DEBUG */
    122 
    123 #endif
    124 
    125 
    126 
    127