1/****************************************************************************
2 * Copyright (c) 1998-2010,2012 Free Software Foundation, Inc.              *
3 *                                                                          *
4 * Permission is hereby granted, free of charge, to any person obtaining a  *
5 * copy of this software and associated documentation files (the            *
6 * "Software"), to deal in the Software without restriction, including      *
7 * without limitation the rights to use, copy, modify, merge, publish,      *
8 * distribute, distribute with modifications, sublicense, and/or sell       *
9 * copies of the Software, and to permit persons to whom the Software is    *
10 * furnished to do so, subject to the following conditions:                 *
11 *                                                                          *
12 * The above copyright notice and this permission notice shall be included  *
13 * in all copies or substantial portions of the Software.                   *
14 *                                                                          *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
22 *                                                                          *
23 * Except as contained in this notice, the name(s) of the above copyright   *
24 * holders shall not be used in advertising or otherwise to promote the     *
25 * sale, use or other dealings in this Software without prior written       *
26 * authorization.                                                           *
27 ****************************************************************************/
28
29/****************************************************************************
30 *   Author:  Juergen Pfeifer, 1995,1997                                    *
31 ****************************************************************************/
32
33/***************************************************************************
34* Module m_pad                                                             *
35* Control menus padding character                                          *
36***************************************************************************/
37
38#include "menu.priv.h"
39
40MODULE_ID("$Id: m_pad.c,v 1.13 2012/03/10 23:43:41 tom Exp $")
41
42/* Macro to redraw menu if it is posted and changed */
43#define Refresh_Menu(menu) \
44   if ( (menu) && ((menu)->status & _POSTED) )\
45   {\
46      _nc_Draw_Menu( menu );\
47      _nc_Show_Menu( menu ); \
48   }
49
50/*---------------------------------------------------------------------------
51|   Facility      :  libnmenu
52|   Function      :  int set_menu_pad(MENU* menu, int pad)
53|
54|   Description   :  Set the character to be used to separate the item name
55|                    from its description. This must be a printable
56|                    character.
57|
58|   Return Values :  E_OK              - success
59|                    E_BAD_ARGUMENT    - an invalid value has been passed
60+--------------------------------------------------------------------------*/
61NCURSES_EXPORT(int)
62set_menu_pad(MENU * menu, int pad)
63{
64  bool do_refresh = (menu != (MENU *) 0);
65
66  T((T_CALLED("set_menu_pad(%p,%d)"), (void *)menu, pad));
67
68  if (!isprint(UChar(pad)))
69    RETURN(E_BAD_ARGUMENT);
70
71  Normalize_Menu(menu);
72  menu->pad = (unsigned char)pad;
73
74  if (do_refresh)
75    Refresh_Menu(menu);
76
77  RETURN(E_OK);
78}
79
80/*---------------------------------------------------------------------------
81|   Facility      :  libnmenu
82|   Function      :  int menu_pad(const MENU *menu)
83|
84|   Description   :  Return the value of the padding character
85|
86|   Return Values :  The pad character
87+--------------------------------------------------------------------------*/
88NCURSES_EXPORT(int)
89menu_pad(const MENU * menu)
90{
91  T((T_CALLED("menu_pad(%p)"), (const void *)menu));
92  returnCode(Normalize_Menu(menu)->pad);
93}
94
95/* m_pad.c ends here */
96