1 /* $OpenBSD: m_pad.c,v 1.6 2023/10/17 09:52:10 nicm Exp $ */
2
3 /****************************************************************************
4 * Copyright 2020,2021 Thomas E. Dickey *
5 * Copyright 1998-2010,2012 Free Software Foundation, Inc. *
6 * *
7 * Permission is hereby granted, free of charge, to any person obtaining a *
8 * copy of this software and associated documentation files (the *
9 * "Software"), to deal in the Software without restriction, including *
10 * without limitation the rights to use, copy, modify, merge, publish, *
11 * distribute, distribute with modifications, sublicense, and/or sell *
12 * copies of the Software, and to permit persons to whom the Software is *
13 * furnished to do so, subject to the following conditions: *
14 * *
15 * The above copyright notice and this permission notice shall be included *
16 * in all copies or substantial portions of the Software. *
17 * *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
25 * *
26 * Except as contained in this notice, the name(s) of the above copyright *
27 * holders shall not be used in advertising or otherwise to promote the *
28 * sale, use or other dealings in this Software without prior written *
29 * authorization. *
30 ****************************************************************************/
31
32 /****************************************************************************
33 * Author: Juergen Pfeifer, 1995,1997 *
34 ****************************************************************************/
35
36 /***************************************************************************
37 * Module m_pad *
38 * Control menus padding character *
39 ***************************************************************************/
40
41 #include "menu.priv.h"
42
43 MODULE_ID("$Id: m_pad.c,v 1.6 2023/10/17 09:52:10 nicm Exp $")
44
45 /* Macro to redraw menu if it is posted and changed */
46 #define Refresh_Menu(menu) \
47 if ( (menu) && ((menu)->status & _POSTED) )\
48 {\
49 _nc_Draw_Menu( menu );\
50 _nc_Show_Menu( menu ); \
51 }
52
53 /*---------------------------------------------------------------------------
54 | Facility : libnmenu
55 | Function : int set_menu_pad(MENU* menu, int pad)
56 |
57 | Description : Set the character to be used to separate the item name
58 | from its description. This must be a printable
59 | character.
60 |
61 | Return Values : E_OK - success
62 | E_BAD_ARGUMENT - an invalid value has been passed
63 +--------------------------------------------------------------------------*/
MENU_EXPORT(int)64 MENU_EXPORT(int)
65 set_menu_pad(MENU *menu, int pad)
66 {
67 bool do_refresh = (menu != (MENU *)0);
68
69 T((T_CALLED("set_menu_pad(%p,%d)"), (void *)menu, pad));
70
71 if (!isprint(UChar(pad)))
72 RETURN(E_BAD_ARGUMENT);
73
74 Normalize_Menu(menu);
75 menu->pad = (unsigned char)pad;
76
77 if (do_refresh)
78 Refresh_Menu(menu);
79
80 RETURN(E_OK);
81 }
82
83 /*---------------------------------------------------------------------------
84 | Facility : libnmenu
85 | Function : int menu_pad(const MENU *menu)
86 |
87 | Description : Return the value of the padding character
88 |
89 | Return Values : The pad character
90 +--------------------------------------------------------------------------*/
91 MENU_EXPORT(int)
menu_pad(const MENU * menu)92 menu_pad(const MENU *menu)
93 {
94 T((T_CALLED("menu_pad(%p)"), (const void *)menu));
95 returnCode(Normalize_Menu(menu)->pad);
96 }
97
98 /* m_pad.c ends here */
99