1 /****************************************************************************
2 * Copyright 2020 Thomas E. Dickey *
3 * Copyright 1998-2010,2012 Free Software Foundation, Inc. *
4 * *
5 * Permission is hereby granted, free of charge, to any person obtaining a *
6 * copy of this software and associated documentation files (the *
7 * "Software"), to deal in the Software without restriction, including *
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9 * distribute, distribute with modifications, sublicense, and/or sell *
10 * copies of the Software, and to permit persons to whom the Software is *
11 * furnished to do so, subject to the following conditions: *
12 * *
13 * The above copyright notice and this permission notice shall be included *
14 * in all copies or substantial portions of the Software. *
15 * *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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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
41 MODULE_ID("$Id: m_spacing.c,v 1.22 2020/12/12 00:38:14 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 +--------------------------------------------------------------------------*/
MENU_EXPORT(int)55 MENU_EXPORT(int)
56 set_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 +--------------------------------------------------------------------------*/
90 MENU_EXPORT(int)
menu_spacing(const MENU * menu,int * s_desc,int * s_row,int * s_col)91 menu_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