m_spacing.c revision 1.1
1/*-----------------------------------------------------------------------------+
2|           The ncurses menu library is  Copyright (C) 1995-1997               |
3|             by Juergen Pfeifer <Juergen.Pfeifer@T-Online.de>                 |
4|                          All Rights Reserved.                                |
5|                                                                              |
6| Permission to use, copy, modify, and distribute this software and its        |
7| documentation for any purpose and without fee is hereby granted, provided    |
8| that the above copyright notice appear in all copies and that both that      |
9| copyright notice and this permission notice appear in supporting             |
10| documentation, and that the name of the above listed copyright holder(s) not |
11| be used in advertising or publicity pertaining to distribution of the        |
12| software without specific, written prior permission.                         |
13|                                                                              |
14| THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO  |
15| THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-  |
16| NESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR   |
17| ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RE- |
18| SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, |
19| NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH    |
20| THE USE OR PERFORMANCE OF THIS SOFTWARE.                                     |
21+-----------------------------------------------------------------------------*/
22
23/***************************************************************************
24* Module menu_spacing                                                      *
25* Routines to handle spacing between entries                               *
26***************************************************************************/
27
28#include "menu.priv.h"
29
30MODULE_ID("Id: m_spacing.c,v 1.7 1997/05/01 16:47:26 juergen Exp $")
31
32#define MAX_SPC_DESC ((TABSIZE) ? (TABSIZE) : 8)
33#define MAX_SPC_COLS ((TABSIZE) ? (TABSIZE) : 8)
34#define MAX_SPC_ROWS (3)
35
36/*---------------------------------------------------------------------------
37|   Facility      :  libnmenu
38|   Function      :  int set_menu_spacing(MENU *menu,int desc, int r, int c);
39|
40|   Description   :  Set the spacing between entried
41|
42|   Return Values :  E_OK                 - on success
43+--------------------------------------------------------------------------*/
44int set_menu_spacing(MENU *menu, int s_desc, int s_row, int s_col )
45{
46  MENU *m; /* split for ATAC workaround */
47  m = Normalize_Menu(menu);
48
49  assert(m);
50  if (m->status & _POSTED)
51    RETURN(E_POSTED);
52
53  if (((s_desc < 0) || (s_desc > MAX_SPC_DESC)) ||
54      ((s_row  < 0) || (s_row  > MAX_SPC_ROWS)) ||
55      ((s_col  < 0) || (s_col  > MAX_SPC_COLS)))
56    RETURN(E_BAD_ARGUMENT);
57
58  m->spc_desc = s_desc ? s_desc : 1;
59  m->spc_rows = s_row  ? s_row  : 1;
60  m->spc_cols = s_col  ? s_col  : 1;
61  _nc_Calculate_Item_Length_and_Width(m);
62
63  RETURN(E_OK);
64}
65
66
67/*---------------------------------------------------------------------------
68|   Facility      :  libnmenu
69|   Function      :  int menu_spacing (const MENU *,int *,int *,int *);
70|
71|   Description   :  Retrieve info about spacing between the entries
72|
73|   Return Values :  E_OK             - on success
74+--------------------------------------------------------------------------*/
75int menu_spacing( const MENU *menu, int* s_desc, int* s_row, int* s_col)
76{
77  const MENU *m; /* split for ATAC workaround */
78  m = Normalize_Menu(menu);
79
80  assert(m);
81  if (s_desc) *s_desc = m->spc_desc;
82  if (s_row)  *s_row  = m->spc_rows;
83  if (s_col)  *s_col  = m->spc_cols;
84
85  RETURN(E_OK);
86}
87
88/* m_spacing.c ends here */
89