internals.h revision 1.10
1/* $NetBSD: internals.h,v 1.10 2004/11/24 11:57:09 blymn Exp $ */ 2 3/*- 4 * Copyright (c) 1998-1999 Brett Lymn 5 * (blymn@baea.com.au, brett_lymn@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 without 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 39extern 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 58typedef struct formi_type_link_struct formi_type_link; 59 60struct formi_type_link_struct 61{ 62 FIELDTYPE *next; 63 FIELDTYPE *prev; 64}; 65 66 67struct _formi_page_struct 68{ 69 int in_use; 70 int first; 71 int last; 72 int top_left; 73 int bottom_right; 74}; 75 76struct _formi_tab_stops 77{ 78 struct _formi_tab_stops *fwd; 79 struct _formi_tab_stops *back; 80 unsigned char in_use; 81 unsigned pos; 82 unsigned size; 83}; 84 85typedef struct _formi_tab_stops _formi_tab_t; 86 87/* lines structure for the field - keeps start and ends and length of the 88 * lines in a field. 89 */ 90struct _formi_field_lines 91{ 92 _FORMI_FIELD_LINES *prev; 93 _FORMI_FIELD_LINES *next; 94 unsigned allocated; 95 unsigned length; 96 unsigned expanded; 97 char *string; 98 unsigned char hard_ret; /* line contains hard return */ 99 _formi_tab_t *tabs; 100}; 101 102 103/* function prototypes */ 104unsigned 105_formi_skip_blanks(char *string, unsigned int start); 106int 107_formi_add_char(FIELD *cur, unsigned pos, char c); 108void 109_formi_calculate_tabs(_FORMI_FIELD_LINES *row); 110int 111_formi_draw_page(FORM *form); 112int 113_formi_find_pages(FORM *form); 114int 115_formi_field_choice(FORM *form, int c); 116void 117_formi_init_field_xpos(FIELD *field); 118int 119_formi_manipulate_field(FORM *form, int c); 120int 121_formi_pos_first_field(FORM *form); 122int 123_formi_pos_new_field(FORM *form, unsigned direction, unsigned use_sorted); 124void 125_formi_redraw_field(FORM *form, int field); 126void 127_formi_sort_fields(FORM *form); 128void 129_formi_stitch_fields(FORM *form); 130int 131_formi_tab_expanded_length(char *str, unsigned int start, unsigned int end); 132int 133_formi_update_field(FORM *form, int old_field); 134int 135_formi_validate_char(FIELD *field, char c); 136int 137_formi_validate_field(FORM *form); 138int 139_formi_wrap_field(FIELD *field, _FORMI_FIELD_LINES *pos); 140int 141_formi_sync_buffer(FIELD *field); 142 143#ifdef DEBUG 144int 145_formi_create_dbg_file(void); 146#endif /* DEBUG */ 147 148#endif 149 150 151 152