m_spacing.c revision 1.7 
1/* $OpenBSD: m_spacing.c,v 1.7 2023/10/17 09:52:10 nicm Exp $ */
2
3/****************************************************************************
4 * Copyright 2020 Thomas E. Dickey                                          *
5 * Copyright 1998-2010,2012 Free Software Foundation, Inc.                  *
6 *                                                                          *
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8 * copy of this software and associated documentation files (the            *
9 * "Software"), to deal in the Software without restriction, including      *
10 * without limitation the rights to use, copy, modify, merge, publish,      *
11 * distribute, distribute with modifications, sublicense, and/or sell       *
12 * copies of the Software, and to permit persons to whom the Software is    *
13 * furnished to do so, subject to the following conditions:                 *
14 *                                                                          *
15 * The above copyright notice and this permission notice shall be included  *
16 * in all copies or substantial portions of the Software.                   *
17 *                                                                          *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
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23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
25 *                                                                          *
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27 * holders shall not be used in advertising or otherwise to promote the     *
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29 * authorization.                                                           *
30 ****************************************************************************/
31
32/****************************************************************************
33 *   Author:  Juergen Pfeifer, 1995,1997                                    *
34 ****************************************************************************/
35
36/***************************************************************************
37* Module m_spacing                                                         *
38* Routines to handle spacing between entries                               *
39***************************************************************************/
40
41#include "menu.priv.h"
42
43MODULE_ID("$Id: m_spacing.c,v 1.7 2023/10/17 09:52:10 nicm Exp $")
44
45#define MAX_SPC_DESC ((TABSIZE) ? (TABSIZE) : 8)
46#define MAX_SPC_COLS ((TABSIZE) ? (TABSIZE) : 8)
47#define MAX_SPC_ROWS (3)
48
49/*---------------------------------------------------------------------------
50|   Facility      :  libnmenu
51|   Function      :  int set_menu_spacing(MENU *menu,int desc, int r, int c);
52|
53|   Description   :  Set the spacing between entries
54|
55|   Return Values :  E_OK                 - on success
56+--------------------------------------------------------------------------*/
57MENU_EXPORT(int)
58set_menu_spacing(MENU *menu, int s_desc, int s_row, int s_col)
59{
60  MENU *m;			/* split for ATAC workaround */
61
62  T((T_CALLED("set_menu_spacing(%p,%d,%d,%d)"),
63     (void *)menu, s_desc, s_row, s_col));
64
65  m = Normalize_Menu(menu);
66
67  assert(m);
68  if (m->status & _POSTED)
69    RETURN(E_POSTED);
70
71  if (((s_desc < 0) || (s_desc > MAX_SPC_DESC)) ||
72      ((s_row < 0) || (s_row > MAX_SPC_ROWS)) ||
73      ((s_col < 0) || (s_col > MAX_SPC_COLS)))
74    RETURN(E_BAD_ARGUMENT);
75
76  m->spc_desc = (short)(s_desc ? s_desc : 1);
77  m->spc_rows = (short)(s_row ? s_row : 1);
78  m->spc_cols = (short)(s_col ? s_col : 1);
79  _nc_Calculate_Item_Length_and_Width(m);
80
81  RETURN(E_OK);
82}
83
84/*---------------------------------------------------------------------------
85|   Facility      :  libnmenu
86|   Function      :  int menu_spacing (const MENU *,int *,int *,int *);
87|
88|   Description   :  Retrieve info about spacing between the entries
89|
90|   Return Values :  E_OK             - on success
91+--------------------------------------------------------------------------*/
92MENU_EXPORT(int)
93menu_spacing(const MENU *menu, int *s_desc, int *s_row, int *s_col)
94{
95  const MENU *m;		/* split for ATAC workaround */
96
97  T((T_CALLED("menu_spacing(%p,%p,%p,%p)"),
98     (const void *)menu,
99     (void *)s_desc,
100     (void *)s_row,
101     (void *)s_col));
102
103  m = Normalize_Menu(menu);
104
105  assert(m);
106  if (s_desc)
107    *s_desc = m->spc_desc;
108  if (s_row)
109    *s_row = m->spc_rows;
110  if (s_col)
111    *s_col = m->spc_cols;
112
113  RETURN(E_OK);
114}
115
116/* m_spacing.c ends here */
117