1 /* $OpenBSD: frm_page.c,v 1.7 2023/10/17 09:52:10 nicm Exp $ */
2 /****************************************************************************
3 * Copyright 2020,2021 Thomas E. Dickey *
4 * Copyright 1998-2010,2012 Free Software Foundation, Inc. *
5 * *
6 * Permission is hereby granted, free of charge, to any person obtaining a *
7 * copy of this software and associated documentation files (the *
8 * "Software"), to deal in the Software without restriction, including *
9 * without limitation the rights to use, copy, modify, merge, publish, *
10 * distribute, distribute with modifications, sublicense, and/or sell *
11 * copies of the Software, and to permit persons to whom the Software is *
12 * furnished to do so, subject to the following conditions: *
13 * *
14 * The above copyright notice and this permission notice shall be included *
15 * in all copies or substantial portions of the Software. *
16 * *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
24 * *
25 * Except as contained in this notice, the name(s) of the above copyright *
26 * holders shall not be used in advertising or otherwise to promote the *
27 * sale, use or other dealings in this Software without prior written *
28 * authorization. *
29 ****************************************************************************/
30
31 /****************************************************************************
32 * Author: Juergen Pfeifer, 1995,1997 *
33 ****************************************************************************/
34
35 #include "form.priv.h"
36
37 MODULE_ID("$Id: frm_page.c,v 1.7 2023/10/17 09:52:10 nicm Exp $")
38
39 /*---------------------------------------------------------------------------
40 | Facility : libnform
41 | Function : int set_form_page(FORM * form,int page)
42 |
43 | Description : Set the page number of the form.
44 |
45 | Return Values : E_OK - success
46 | E_BAD_ARGUMENT - invalid form pointer or page number
47 | E_BAD_STATE - called from a hook routine
48 | E_INVALID_FIELD - current field can't be left
49 | E_SYSTEM_ERROR - system error
50 +--------------------------------------------------------------------------*/
FORM_EXPORT(int)51 FORM_EXPORT(int)
52 set_form_page(FORM *form, int page)
53 {
54 int err = E_OK;
55
56 T((T_CALLED("set_form_page(%p,%d)"), (void *)form, page));
57
58 if (!form || (page < 0) || (page >= form->maxpage))
59 RETURN(E_BAD_ARGUMENT);
60
61 if (!(form->status & _POSTED))
62 {
63 form->curpage = (short)page;
64 form->current = _nc_First_Active_Field(form);
65 }
66 else
67 {
68 if (form->status & _IN_DRIVER)
69 err = E_BAD_STATE;
70 else
71 {
72 if (form->curpage != page)
73 {
74 if (!_nc_Internal_Validation(form))
75 err = E_INVALID_FIELD;
76 else
77 {
78 Call_Hook(form, fieldterm);
79 Call_Hook(form, formterm);
80 err = _nc_Set_Form_Page(form, page, (FIELD *)0);
81 Call_Hook(form, forminit);
82 Call_Hook(form, fieldinit);
83 _nc_Refresh_Current_Field(form);
84 }
85 }
86 }
87 }
88 RETURN(err);
89 }
90
91 /*---------------------------------------------------------------------------
92 | Facility : libnform
93 | Function : int form_page(const FORM * form)
94 |
95 | Description : Return the current page of the form.
96 |
97 | Return Values : >= 0 : current page number
98 | -1 : invalid form pointer
99 +--------------------------------------------------------------------------*/
100 FORM_EXPORT(int)
form_page(const FORM * form)101 form_page(const FORM *form)
102 {
103 T((T_CALLED("form_page(%p)"), (const void *)form));
104
105 returnCode(Normalize_Form(form)->curpage);
106 }
107
108 /* frm_page.c ends here */
109