xref: /illumos-gate/usr/src/lib/libeti/form/common/post.c (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*	Copyright (c) 1988 AT&T	*/
23 /*	  All Rights Reserved  	*/
24 
25 
26 /*
27  *      Copyright (c) 1997, by Sun Microsystems, Inc.
28  *      All rights reserved.
29  */
30 
31 /*LINTLIBRARY*/
32 
33 #include <sys/types.h>
34 #include "utility.h"
35 
36 int
37 post_form(FORM *f)
38 {
39 	int x, y, v;
40 
41 	if (!f)
42 		return (E_BAD_ARGUMENT);
43 
44 	if (Status(f, POSTED))
45 		return (E_POSTED);
46 
47 	if (!f->field)
48 		return (E_NOT_CONNECTED);
49 
50 	getmaxyx(Sub(f), y, x);
51 
52 	if (f->rows > y || f->cols > x)
53 		return (E_NO_ROOM);
54 
55 	v = _set_form_page(f, P(f), C(f));
56 
57 	if (v != E_OK)
58 		return (v);
59 
60 	Set(f, POSTED);
61 	init_form(f);
62 	init_field(f);
63 	(void) _update_current(f);
64 	return (E_OK);
65 }
66 
67 int
68 unpost_form(FORM *f)
69 {
70 	if (!f)
71 		return (E_BAD_ARGUMENT);
72 
73 	if (!Status(f, POSTED))
74 		return (E_NOT_POSTED);
75 
76 	if (Status(f, DRIVER))
77 		return (E_BAD_STATE);
78 
79 	term_field(f);
80 	term_form(f);
81 	(void) werase(Sub(f));
82 	(void) delwin(W(f));
83 	W(f) = (WINDOW *) 0;
84 	Clr(f, POSTED);
85 	return (E_OK);
86 }
87 
88 /* pos_form_cursor - move to cursor position and sync up */
89 int
90 pos_form_cursor(FORM *f)
91 {
92 	if (!f)
93 		return (E_BAD_ARGUMENT);
94 
95 	if (!Status(f, POSTED))
96 		return (E_NOT_POSTED);
97 
98 	return (_pos_form_cursor(f));
99 }
100 
101 int
102 set_current_field(FORM *f, FIELD *c)
103 {
104 	if (!f || !c || c->form != f)
105 		return (E_BAD_ARGUMENT);
106 
107 	if (!Opt(c, O_ACTIVE) || !Opt(c, O_VISIBLE))
108 		return (E_REQUEST_DENIED);
109 
110 	if (!Status(f, POSTED)) {
111 		C(f) = c;
112 		P(f) = c->page;
113 		return (E_OK);
114 	}
115 	if (Status(f, DRIVER))
116 		return (E_BAD_STATE);
117 
118 	if (c != C(f)) {
119 		if (_validate(f)) {
120 			int v;
121 
122 			term_field(f);
123 
124 			if (c -> page != P(f)) {	/* page change */
125 				term_form(f);
126 				v = _set_form_page(f, c->page, c);
127 				init_form(f);
128 			} else
129 				v = _set_current_field(f, c);
130 
131 			init_field(f);
132 			(void) _update_current(f);
133 			return (v);
134 		} else
135 			return (E_INVALID_FIELD);
136 	}
137 	return (E_OK);
138 }
139 
140 FIELD *
141 current_field(FORM *f)
142 {
143 	return (C(Form(f)));
144 }
145 
146 int
147 field_index(FIELD *f)
148 {
149 	if (f && f->form)
150 		return (f->index);
151 	else
152 		return (-1);
153 }
154 
155 int
156 set_form_page(FORM *f, int page)
157 {
158 	if (!f || !ValidPage(f, page))
159 		return (E_BAD_ARGUMENT);
160 
161 	if (!Status(f, POSTED)) {
162 		P(f) = page;
163 		C(f) = _first_active(f);
164 		return (E_OK);
165 	}
166 	if (Status(f, DRIVER))
167 		return (E_BAD_STATE);
168 
169 	if (page != P(f)) {
170 		if (_validate(f)) {
171 			int v;
172 
173 			term_field(f);
174 			term_form(f);
175 			v = _set_form_page(f, page, (FIELD *) 0);
176 			init_form(f);
177 			init_field(f);
178 			(void) _update_current(f);
179 			return (v);
180 		} else
181 			return (E_INVALID_FIELD);
182 	}
183 	return (E_OK);
184 }
185 
186 	/*
187 	 *  form_page
188 	 */
189 
190 int
191 form_page(FORM *f)
192 {
193 	return (P(Form(f)));
194 }
195