m_spacing.c revision 1.6 
1/* $OpenBSD: m_spacing.c,v 1.6 2010/01/12 23:22:08 nicm Exp $ */
2
3/****************************************************************************
4 * Copyright (c) 1998-2003,2004 Free Software Foundation, Inc.              *
5 *                                                                          *
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7 * copy of this software and associated documentation files (the            *
8 * "Software"), to deal in the Software without restriction, including      *
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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.   *
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29 ****************************************************************************/
30
31/****************************************************************************
32 *   Author:  Juergen Pfeifer, 1995,1997                                    *
33 ****************************************************************************/
34
35/***************************************************************************
36* Module m_spacing                                                         *
37* Routines to handle spacing between entries                               *
38***************************************************************************/
39
40#include "menu.priv.h"
41
42MODULE_ID("$Id: m_spacing.c,v 1.6 2010/01/12 23:22:08 nicm Exp $")
43
44#define MAX_SPC_DESC ((TABSIZE) ? (TABSIZE) : 8)
45#define MAX_SPC_COLS ((TABSIZE) ? (TABSIZE) : 8)
46#define MAX_SPC_ROWS (3)
47
48/*---------------------------------------------------------------------------
49|   Facility      :  libnmenu
50|   Function      :  int set_menu_spacing(MENU *menu,int desc, int r, int c);
51|
52|   Description   :  Set the spacing between entries
53|
54|   Return Values :  E_OK                 - on success
55+--------------------------------------------------------------------------*/
56NCURSES_EXPORT(int)
57set_menu_spacing(MENU * menu, int s_desc, int s_row, int s_col)
58{
59  MENU *m;			/* split for ATAC workaround */
60
61  T((T_CALLED("set_menu_spacing(%p,%d,%d,%d)"), 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 = s_desc ? s_desc : 1;
75  m->spc_rows = s_row ? s_row : 1;
76  m->spc_cols = 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)"), menu, s_desc, s_row, s_col));
96
97  m = Normalize_Menu(menu);
98
99  assert(m);
100  if (s_desc)
101    *s_desc = m->spc_desc;
102  if (s_row)
103    *s_row = m->spc_rows;
104  if (s_col)
105    *s_col = m->spc_cols;
106
107  RETURN(E_OK);
108}
109
110/* m_spacing.c ends here */
111