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      1 /*	$NetBSD: hide.c,v 1.1 2015/10/26 23:09:49 uwe Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2015 Valery Ushakov
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/cdefs.h>
     29 __RCSID("$NetBSD: hide.c,v 1.1 2015/10/26 23:09:49 uwe Exp $");
     30 
     31 #include "panel_impl.h"
     32 
     33 
     34 int
     35 hide_panel(PANEL *p)
     36 {
     37 	PANEL *other;
     38 
     39 	if (__predict_false(p == NULL))
     40 		return ERR;
     41 
     42 	if (__predict_false(PANEL_HIDDEN(p)))
     43 		return OK;
     44 
     45 	DECK_REMOVE(p);
     46 
     47 	/*
     48 	 * The panel is no longer in the deck, so update_panels() will
     49 	 * not handle it.  Touch exposed areas now.
     50 	 */
     51 	FOREACH_PANEL (other) {
     52 		touchoverlap(p->win, other->win);
     53 	}
     54 
     55 	return OK;
     56 }
     57