m_attribs.c revision 50276
150276Speter/**************************************************************************** 250276Speter * Copyright (c) 1998 Free Software Foundation, Inc. * 350276Speter * * 450276Speter * Permission is hereby granted, free of charge, to any person obtaining a * 550276Speter * copy of this software and associated documentation files (the * 650276Speter * "Software"), to deal in the Software without restriction, including * 750276Speter * without limitation the rights to use, copy, modify, merge, publish, * 850276Speter * distribute, distribute with modifications, sublicense, and/or sell * 950276Speter * copies of the Software, and to permit persons to whom the Software is * 1050276Speter * furnished to do so, subject to the following conditions: * 1150276Speter * * 1250276Speter * The above copyright notice and this permission notice shall be included * 1350276Speter * in all copies or substantial portions of the Software. * 1450276Speter * * 1550276Speter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 1650276Speter * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 1750276Speter * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 1850276Speter * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 1950276Speter * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 2050276Speter * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 2150276Speter * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 2250276Speter * * 2350276Speter * Except as contained in this notice, the name(s) of the above copyright * 2450276Speter * holders shall not be used in advertising or otherwise to promote the * 2550276Speter * sale, use or other dealings in this Software without prior written * 2650276Speter * authorization. * 2750276Speter ****************************************************************************/ 2850276Speter 2950276Speter/**************************************************************************** 3050276Speter * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 * 3150276Speter ****************************************************************************/ 3250276Speter 3350276Speter/*************************************************************************** 3450276Speter* Module m_attribs * 3550276Speter* Control menus display attributes * 3650276Speter***************************************************************************/ 3750276Speter 3850276Speter#include "menu.priv.h" 3950276Speter 4050276SpeterMODULE_ID("$Id: m_attribs.c,v 1.8 1999/05/16 17:24:24 juergen Exp $") 4150276Speter 4250276Speter/* Macro to redraw menu if it is posted and changed */ 4350276Speter#define Refresh_Menu(menu) \ 4450276Speter if ( (menu) && ((menu)->status & _POSTED) )\ 4550276Speter {\ 4650276Speter _nc_Draw_Menu( menu );\ 4750276Speter _nc_Show_Menu( menu );\ 4850276Speter } 4950276Speter 5050276Speter/* "Template" macro to generate a function to set a menus attribute */ 5150276Speter#define GEN_MENU_ATTR_SET_FCT( name ) \ 5250276Speterint set_menu_ ## name (MENU * menu, chtype attr)\ 5350276Speter{\ 5450276Speter if (!(attr==A_NORMAL || (attr & A_ATTRIBUTES)==attr))\ 5550276Speter RETURN(E_BAD_ARGUMENT);\ 5650276Speter if (menu && ( menu -> name != attr))\ 5750276Speter {\ 5850276Speter (menu -> name) = attr;\ 5950276Speter Refresh_Menu(menu);\ 6050276Speter }\ 6150276Speter Normalize_Menu( menu ) -> name = attr;\ 6250276Speter RETURN(E_OK);\ 6350276Speter} 6450276Speter 6550276Speter/* "Template" macro to generate a function to get a menus attribute */ 6650276Speter#define GEN_MENU_ATTR_GET_FCT( name ) \ 6750276Speterchtype menu_ ## name (const MENU * menu)\ 6850276Speter{\ 6950276Speter return (Normalize_Menu( menu ) -> name);\ 7050276Speter} 7150276Speter 7250276Speter/*--------------------------------------------------------------------------- 7350276Speter| Facility : libnmenu 7450276Speter| Function : int set_menu_fore(MENU *menu, chtype attr) 7550276Speter| 7650276Speter| Description : Set the attribute for selectable items. In single- 7750276Speter| valued menus thiis is used to highlight the current 7850276Speter| item ((i.e. where the cursor is), in multi-valued 7950276Speter| menus this is used to highlight the selected items. 8050276Speter| 8150276Speter| Return Values : E_OK - success 8250276Speter| E_BAD_ARGUMENT - an invalid value has been passed 8350276Speter+--------------------------------------------------------------------------*/ 8450276SpeterGEN_MENU_ATTR_SET_FCT( fore ) 8550276Speter 8650276Speter/*--------------------------------------------------------------------------- 8750276Speter| Facility : libnmenu 8850276Speter| Function : chtype menu_fore(const MENU* menu) 8950276Speter| 9050276Speter| Description : Return the attribute used for selectable items that 9150276Speter| are current (single-valued menu) or selected (multi- 9250276Speter| valued menu). 9350276Speter| 9450276Speter| Return Values : Attribute value 9550276Speter+--------------------------------------------------------------------------*/ 9650276SpeterGEN_MENU_ATTR_GET_FCT( fore ) 9750276Speter 9850276Speter/*--------------------------------------------------------------------------- 9950276Speter| Facility : libnmenu 10050276Speter| Function : int set_menu_back(MENU *menu, chtype attr) 10150276Speter| 10250276Speter| Description : Set the attribute for selectable but not yet selected 10350276Speter| items. 10450276Speter| 10550276Speter| Return Values : E_OK - success 10650276Speter| E_BAD_ARGUMENT - an invalid value has been passed 10750276Speter+--------------------------------------------------------------------------*/ 10850276SpeterGEN_MENU_ATTR_SET_FCT( back ) 10950276Speter 11050276Speter/*--------------------------------------------------------------------------- 11150276Speter| Facility : libnmenu 11250276Speter| Function : chtype menu_back(const MENU *menu) 11350276Speter| 11450276Speter| Description : Return the attribute used for selectable but not yet 11550276Speter| selected items. 11650276Speter| 11750276Speter| Return Values : Attribute value 11850276Speter+--------------------------------------------------------------------------*/ 11950276SpeterGEN_MENU_ATTR_GET_FCT( back ) 12050276Speter 12150276Speter/*--------------------------------------------------------------------------- 12250276Speter| Facility : libnmenu 12350276Speter| Function : int set_menu_grey(MENU *menu, chtype attr) 12450276Speter| 12550276Speter| Description : Set the attribute for unselectable items. 12650276Speter| 12750276Speter| Return Values : E_OK - success 12850276Speter| E_BAD_ARGUMENT - an invalid value has been passed 12950276Speter+--------------------------------------------------------------------------*/ 13050276SpeterGEN_MENU_ATTR_SET_FCT( grey ) 13150276Speter 13250276Speter/*--------------------------------------------------------------------------- 13350276Speter| Facility : libnmenu 13450276Speter| Function : chtype menu_grey(const MENU *menu) 13550276Speter| 13650276Speter| Description : Return the attribute used for non-selectable items 13750276Speter| 13850276Speter| Return Values : Attribute value 13950276Speter+--------------------------------------------------------------------------*/ 14050276SpeterGEN_MENU_ATTR_GET_FCT( grey ) 14150276Speter/* m_attribs.c ends here */ 142