xref: /openbsd-src/lib/libmenu/m_spacing.c (revision 9f1aa62bdc2bfda9dfad16d200123598204e9328)
1 /*	$OpenBSD: m_spacing.c,v 1.2 1997/12/03 05:31:26 millert Exp $	*/
2 
3 /*-----------------------------------------------------------------------------+
4 |           The ncurses menu library is  Copyright (C) 1995-1997               |
5 |             by Juergen Pfeifer <Juergen.Pfeifer@T-Online.de>                 |
6 |                          All Rights Reserved.                                |
7 |                                                                              |
8 | Permission to use, copy, modify, and distribute this software and its        |
9 | documentation for any purpose and without fee is hereby granted, provided    |
10 | that the above copyright notice appear in all copies and that both that      |
11 | copyright notice and this permission notice appear in supporting             |
12 | documentation, and that the name of the above listed copyright holder(s) not |
13 | be used in advertising or publicity pertaining to distribution of the        |
14 | software without specific, written prior permission.                         |
15 |                                                                              |
16 | THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO  |
17 | THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-  |
18 | NESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR   |
19 | ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RE- |
20 | SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, |
21 | NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH    |
22 | THE USE OR PERFORMANCE OF THIS SOFTWARE.                                     |
23 +-----------------------------------------------------------------------------*/
24 
25 /***************************************************************************
26 * Module m_spacing                                                         *
27 * Routines to handle spacing between entries                               *
28 ***************************************************************************/
29 
30 #include "menu.priv.h"
31 
32 MODULE_ID("Id: m_spacing.c,v 1.8 1997/10/21 08:40:51 juergen Exp $")
33 
34 #define MAX_SPC_DESC ((TABSIZE) ? (TABSIZE) : 8)
35 #define MAX_SPC_COLS ((TABSIZE) ? (TABSIZE) : 8)
36 #define MAX_SPC_ROWS (3)
37 
38 /*---------------------------------------------------------------------------
39 |   Facility      :  libnmenu
40 |   Function      :  int set_menu_spacing(MENU *menu,int desc, int r, int c);
41 |
42 |   Description   :  Set the spacing between entried
43 |
44 |   Return Values :  E_OK                 - on success
45 +--------------------------------------------------------------------------*/
46 int set_menu_spacing(MENU *menu, int s_desc, int s_row, int s_col )
47 {
48   MENU *m; /* split for ATAC workaround */
49   m = Normalize_Menu(menu);
50 
51   assert(m);
52   if (m->status & _POSTED)
53     RETURN(E_POSTED);
54 
55   if (((s_desc < 0) || (s_desc > MAX_SPC_DESC)) ||
56       ((s_row  < 0) || (s_row  > MAX_SPC_ROWS)) ||
57       ((s_col  < 0) || (s_col  > MAX_SPC_COLS)))
58     RETURN(E_BAD_ARGUMENT);
59 
60   m->spc_desc = s_desc ? s_desc : 1;
61   m->spc_rows = s_row  ? s_row  : 1;
62   m->spc_cols = s_col  ? s_col  : 1;
63   _nc_Calculate_Item_Length_and_Width(m);
64 
65   RETURN(E_OK);
66 }
67 
68 
69 /*---------------------------------------------------------------------------
70 |   Facility      :  libnmenu
71 |   Function      :  int menu_spacing (const MENU *,int *,int *,int *);
72 |
73 |   Description   :  Retrieve info about spacing between the entries
74 |
75 |   Return Values :  E_OK             - on success
76 +--------------------------------------------------------------------------*/
77 int menu_spacing( const MENU *menu, int* s_desc, int* s_row, int* s_col)
78 {
79   const MENU *m; /* split for ATAC workaround */
80   m = Normalize_Menu(menu);
81 
82   assert(m);
83   if (s_desc) *s_desc = m->spc_desc;
84   if (s_row)  *s_row  = m->spc_rows;
85   if (s_col)  *s_col  = m->spc_cols;
86 
87   RETURN(E_OK);
88 }
89 
90 /* m_spacing.c ends here */
91