1/****************************************************************************
2 * Copyright 2020 Thomas E. Dickey                                          *
3 * Copyright 1998-2010,2012 Free Software Foundation, Inc.                  *
4 *                                                                          *
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6 * copy of this software and associated documentation files (the            *
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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 *                                                                          *
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14 * in all copies or substantial portions of the Software.                   *
15 *                                                                          *
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23 *                                                                          *
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27 * authorization.                                                           *
28 ****************************************************************************/
29
30/****************************************************************************
31 *   Author:  Juergen Pfeifer, 1995,1997                                    *
32 ****************************************************************************/
33
34/***************************************************************************
35* Module m_pad                                                             *
36* Control menus padding character                                          *
37***************************************************************************/
38
39#include "menu.priv.h"
40
41MODULE_ID("$Id: m_pad.c,v 1.14 2020/02/02 23:34:34 tom Exp $")
42
43/* Macro to redraw menu if it is posted and changed */
44#define Refresh_Menu(menu) \
45   if ( (menu) && ((menu)->status & _POSTED) )\
46   {\
47      _nc_Draw_Menu( menu );\
48      _nc_Show_Menu( menu ); \
49   }
50
51/*---------------------------------------------------------------------------
52|   Facility      :  libnmenu
53|   Function      :  int set_menu_pad(MENU* menu, int pad)
54|
55|   Description   :  Set the character to be used to separate the item name
56|                    from its description. This must be a printable
57|                    character.
58|
59|   Return Values :  E_OK              - success
60|                    E_BAD_ARGUMENT    - an invalid value has been passed
61+--------------------------------------------------------------------------*/
62NCURSES_EXPORT(int)
63set_menu_pad(MENU * menu, int pad)
64{
65  bool do_refresh = (menu != (MENU *) 0);
66
67  T((T_CALLED("set_menu_pad(%p,%d)"), (void *)menu, pad));
68
69  if (!isprint(UChar(pad)))
70    RETURN(E_BAD_ARGUMENT);
71
72  Normalize_Menu(menu);
73  menu->pad = (unsigned char)pad;
74
75  if (do_refresh)
76    Refresh_Menu(menu);
77
78  RETURN(E_OK);
79}
80
81/*---------------------------------------------------------------------------
82|   Facility      :  libnmenu
83|   Function      :  int menu_pad(const MENU *menu)
84|
85|   Description   :  Return the value of the padding character
86|
87|   Return Values :  The pad character
88+--------------------------------------------------------------------------*/
89NCURSES_EXPORT(int)
90menu_pad(const MENU * menu)
91{
92  T((T_CALLED("menu_pad(%p)"), (const void *)menu));
93  returnCode(Normalize_Menu(menu)->pad);
94}
95
96/* m_pad.c ends here */
97