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 * 8 * without limitation the rights to use, copy, modify, merge, publish, * 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. * 19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 23 * * 24 * Except as contained in this notice, the name(s) of the above copyright * 25 * holders shall not be used in advertising or otherwise to promote the * 26 * sale, use or other dealings in this Software without prior written * 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 41 MODULE_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 +--------------------------------------------------------------------------*/ 62 NCURSES_EXPORT(int) 63 set_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 +--------------------------------------------------------------------------*/ 89 NCURSES_EXPORT(int) 90 menu_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