1/****************************************************************************
2 * Copyright 2020 Thomas E. Dickey                                          *
3 * Copyright 1998-2010,2012 Free Software Foundation, Inc.                  *
4 *                                                                          *
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6 * copy of this software and associated documentation files (the            *
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11 * furnished to do so, subject to the following conditions:                 *
12 *                                                                          *
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14 * in all copies or substantial portions of the Software.                   *
15 *                                                                          *
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23 *                                                                          *
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28 ****************************************************************************/
29
30/****************************************************************************
31 *   Author:  Juergen Pfeifer, 1995,1997                                    *
32 ****************************************************************************/
33
34/***************************************************************************
35* Module m_spacing                                                         *
36* Routines to handle spacing between entries                               *
37***************************************************************************/
38
39#include "menu.priv.h"
40
41MODULE_ID("$Id: m_spacing.c,v 1.20 2020/02/02 23:34:34 tom Exp $")
42
43#define MAX_SPC_DESC ((TABSIZE) ? (TABSIZE) : 8)
44#define MAX_SPC_COLS ((TABSIZE) ? (TABSIZE) : 8)
45#define MAX_SPC_ROWS (3)
46
47/*---------------------------------------------------------------------------
48|   Facility      :  libnmenu
49|   Function      :  int set_menu_spacing(MENU *menu,int desc, int r, int c);
50|
51|   Description   :  Set the spacing between entries
52|
53|   Return Values :  E_OK                 - on success
54+--------------------------------------------------------------------------*/
55NCURSES_EXPORT(int)
56set_menu_spacing(MENU * menu, int s_desc, int s_row, int s_col)
57{
58  MENU *m;			/* split for ATAC workaround */
59
60  T((T_CALLED("set_menu_spacing(%p,%d,%d,%d)"),
61     (void *)menu, s_desc, s_row, s_col));
62
63  m = Normalize_Menu(menu);
64
65  assert(m);
66  if (m->status & _POSTED)
67    RETURN(E_POSTED);
68
69  if (((s_desc < 0) || (s_desc > MAX_SPC_DESC)) ||
70      ((s_row < 0) || (s_row > MAX_SPC_ROWS)) ||
71      ((s_col < 0) || (s_col > MAX_SPC_COLS)))
72    RETURN(E_BAD_ARGUMENT);
73
74  m->spc_desc = (short)(s_desc ? s_desc : 1);
75  m->spc_rows = (short)(s_row ? s_row : 1);
76  m->spc_cols = (short)(s_col ? s_col : 1);
77  _nc_Calculate_Item_Length_and_Width(m);
78
79  RETURN(E_OK);
80}
81
82/*---------------------------------------------------------------------------
83|   Facility      :  libnmenu
84|   Function      :  int menu_spacing (const MENU *,int *,int *,int *);
85|
86|   Description   :  Retrieve info about spacing between the entries
87|
88|   Return Values :  E_OK             - on success
89+--------------------------------------------------------------------------*/
90NCURSES_EXPORT(int)
91menu_spacing(const MENU * menu, int *s_desc, int *s_row, int *s_col)
92{
93  const MENU *m;		/* split for ATAC workaround */
94
95  T((T_CALLED("menu_spacing(%p,%p,%p,%p)"),
96     (const void *)menu,
97     (void *)s_desc,
98     (void *)s_row,
99     (void *)s_col));
100
101  m = Normalize_Menu(menu);
102
103  assert(m);
104  if (s_desc)
105    *s_desc = m->spc_desc;
106  if (s_row)
107    *s_row = m->spc_rows;
108  if (s_col)
109    *s_col = m->spc_cols;
110
111  RETURN(E_OK);
112}
113
114/* m_spacing.c ends here */
115