m_pad.c revision 50276
1/**************************************************************************** 2 * Copyright (c) 1998 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 <juergen.pfeifer@gmx.net> 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 1.4 1999/05/16 17:27:17 juergen 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+--------------------------------------------------------------------------*/ 61int set_menu_pad(MENU *menu, int pad) 62{ 63 bool do_refresh = (menu != (MENU*)0); 64 65 if (!isprint((unsigned char)pad)) 66 RETURN(E_BAD_ARGUMENT); 67 68 Normalize_Menu( menu ); 69 menu->pad = pad; 70 71 if (do_refresh) 72 Refresh_Menu( menu ); 73 74 RETURN(E_OK); 75} 76 77/*--------------------------------------------------------------------------- 78| Facility : libnmenu 79| Function : int menu_pad(const MENU *menu) 80| 81| Description : Return the value of the padding character 82| 83| Return Values : The pad character 84+--------------------------------------------------------------------------*/ 85int menu_pad(const MENU * menu) 86{ 87 return (Normalize_Menu( menu ) -> pad); 88} 89 90/* m_pad.c ends here */ 91