1/* $OpenBSD: lib_slkclear.c,v 1.5 2023/10/17 09:52:09 nicm Exp $ */
2
3/****************************************************************************
4 * Copyright 2020 Thomas E. Dickey                                          *
5 * Copyright 1998-2007,2009 Free Software Foundation, Inc.                  *
6 *                                                                          *
7 * Permission is hereby granted, free of charge, to any person obtaining a  *
8 * copy of this software and associated documentation files (the            *
9 * "Software"), to deal in the Software without restriction, including      *
10 * without limitation the rights to use, copy, modify, merge, publish,      *
11 * distribute, distribute with modifications, sublicense, and/or sell       *
12 * copies of the Software, and to permit persons to whom the Software is    *
13 * furnished to do so, subject to the following conditions:                 *
14 *                                                                          *
15 * The above copyright notice and this permission notice shall be included  *
16 * in all copies or substantial portions of the Software.                   *
17 *                                                                          *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
25 *                                                                          *
26 * Except as contained in this notice, the name(s) of the above copyright   *
27 * holders shall not be used in advertising or otherwise to promote the     *
28 * sale, use or other dealings in this Software without prior written       *
29 * authorization.                                                           *
30 ****************************************************************************/
31
32/****************************************************************************
33 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
34 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
35 *     and: Juergen Pfeifer                         1996-1999               *
36 *     and: Thomas E. Dickey                        1996-on                 *
37 ****************************************************************************/
38
39/*
40 *	lib_slkclear.c
41 *	Soft key routines.
42 *      Remove soft labels from the screen.
43 */
44#include <curses.priv.h>
45
46MODULE_ID("$Id: lib_slkclear.c,v 1.5 2023/10/17 09:52:09 nicm Exp $")
47
48NCURSES_EXPORT(int)
49NCURSES_SP_NAME(slk_clear) (NCURSES_SP_DCL0)
50{
51    int rc = ERR;
52
53    T((T_CALLED("slk_clear(%p)"), (void *) SP_PARM));
54
55    if (SP_PARM != 0 && SP_PARM->_slk != 0) {
56	SP_PARM->_slk->hidden = TRUE;
57	/* For simulated SLK's it looks much more natural to
58	   inherit those attributes from the standard screen */
59	SP_PARM->_slk->win->_nc_bkgd = StdScreen(SP_PARM)->_nc_bkgd;
60	WINDOW_ATTRS(SP_PARM->_slk->win) = WINDOW_ATTRS(StdScreen(SP_PARM));
61	if (SP_PARM->_slk->win == StdScreen(SP_PARM)) {
62	    rc = OK;
63	} else {
64	    werase(SP_PARM->_slk->win);
65	    rc = wrefresh(SP_PARM->_slk->win);
66	}
67    }
68    returnCode(rc);
69}
70
71#if NCURSES_SP_FUNCS
72NCURSES_EXPORT(int)
73slk_clear(void)
74{
75    return NCURSES_SP_NAME(slk_clear) (CURRENT_SCREEN);
76}
77#endif
78