internals.h revision 1.11
1/* $NetBSD: internals.h,v 1.11 2016/03/09 19:47:13 christos 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/* direction definitions for _formi_pos_new_field */ 39#define _FORMI_BACKWARD 1 40#define _FORMI_FORWARD 2 41 42/* define the default options for a form... */ 43#define DEFAULT_FORM_OPTS (O_VISIBLE | O_ACTIVE | O_PUBLIC | O_EDIT | \ 44 O_WRAP | O_BLANK | O_AUTOSKIP | O_NULLOK | \ 45 O_PASSOK | O_STATIC) 46 47/* definitions of the flags for the FIELDTYPE structure */ 48#define _TYPE_NO_FLAGS 0 49#define _TYPE_HAS_ARGS 0x01 50#define _TYPE_IS_LINKED 0x02 51#define _TYPE_IS_BUILTIN 0x04 52#define _TYPE_HAS_CHOICE 0x08 53 54typedef struct formi_type_link_struct formi_type_link; 55 56struct formi_type_link_struct 57{ 58 FIELDTYPE *next; 59 FIELDTYPE *prev; 60}; 61 62 63struct _formi_page_struct 64{ 65 int in_use; 66 int first; 67 int last; 68 int top_left; 69 int bottom_right; 70}; 71 72struct _formi_tab_stops 73{ 74 struct _formi_tab_stops *fwd; 75 struct _formi_tab_stops *back; 76 unsigned char in_use; 77 unsigned pos; 78 unsigned size; 79}; 80 81typedef struct _formi_tab_stops _formi_tab_t; 82 83/* lines structure for the field - keeps start and ends and length of the 84 * lines in a field. 85 */ 86struct _formi_field_lines 87{ 88 _FORMI_FIELD_LINES *prev; 89 _FORMI_FIELD_LINES *next; 90 unsigned allocated; 91 unsigned length; 92 unsigned expanded; 93 char *string; 94 unsigned char hard_ret; /* line contains hard return */ 95 _formi_tab_t *tabs; 96}; 97 98 99/* function prototypes */ 100unsigned 101_formi_skip_blanks(char *string, unsigned int start); 102int 103_formi_add_char(FIELD *cur, unsigned pos, char c); 104void 105_formi_calculate_tabs(_FORMI_FIELD_LINES *row); 106int 107_formi_draw_page(FORM *form); 108int 109_formi_find_pages(FORM *form); 110int 111_formi_field_choice(FORM *form, int c); 112void 113_formi_init_field_xpos(FIELD *field); 114int 115_formi_manipulate_field(FORM *form, int c); 116int 117_formi_pos_first_field(FORM *form); 118int 119_formi_pos_new_field(FORM *form, unsigned direction, unsigned use_sorted); 120void 121_formi_redraw_field(FORM *form, int field); 122void 123_formi_sort_fields(FORM *form); 124void 125_formi_stitch_fields(FORM *form); 126int 127_formi_tab_expanded_length(char *str, unsigned int start, unsigned int end); 128int 129_formi_update_field(FORM *form, int old_field); 130int 131_formi_validate_char(FIELD *field, char c); 132int 133_formi_validate_field(FORM *form); 134int 135_formi_wrap_field(FIELD *field, _FORMI_FIELD_LINES *pos); 136int 137_formi_sync_buffer(FIELD *field); 138 139#ifdef DEBUG 140void _formi_dbg_printf(const char *, ...) __printflike(1, 2); 141#else 142#define _formi_dbg_printf(a,...) 143#endif /* DEBUG */ 144 145#endif 146