NetBSD/lib/libpanel/below.c
uwe 411bbd24b9 panel_below(NULL) returns the top panel.
panel_above(NULL) returns the bottom panel.
2015-11-01 01:40:23 +00:00

51 lines
1.7 KiB
C

/* $NetBSD: below.c,v 1.2 2015/11/01 01:40:23 uwe Exp $ */
/*
* Copyright (c) 2015 Valery Ushakov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: below.c,v 1.2 2015/11/01 01:40:23 uwe Exp $");
#include "panel_impl.h"
PANEL *
panel_below(PANEL *p)
{
PANEL *below;
if (p == NULL)
below = TAILQ_LAST(&_deck, deck);
else if (__predict_true(!PANEL_HIDDEN(p)))
below = PANEL_BELOW(p);
else
return NULL;
if (below == &_stdscr_panel)
return NULL;
else
return below;
}