1/****************************************************************************
2 * Copyright 2020,2021 Thomas E. Dickey                                     *
3 * Copyright 1998-2009,2010 Free Software Foundation, Inc.                  *
4 *                                                                          *
5 * Permission is hereby granted, free of charge, to any person obtaining a  *
6 * copy of this software and associated documentation files (the            *
7 * "Software"), to deal in the Software without restriction, including      *
8 * without limitation the rights to use, copy, modify, merge, publish,      *
9 * distribute, distribute with modifications, sublicense, and/or sell       *
10 * copies of the Software, and to permit persons to whom the Software is    *
11 * furnished to do so, subject to the following conditions:                 *
12 *                                                                          *
13 * The above copyright notice and this permission notice shall be included  *
14 * in all copies or substantial portions of the Software.                   *
15 *                                                                          *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
23 *                                                                          *
24 * Except as contained in this notice, the name(s) of the above copyright   *
25 * holders shall not be used in advertising or otherwise to promote the     *
26 * sale, use or other dealings in this Software without prior written       *
27 * authorization.                                                           *
28 ****************************************************************************/
29
30/****************************************************************************
31 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995                    *
32 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
33 ****************************************************************************/
34
35/* p_show.c
36 * Place a panel on top of the stack; may already be in the stack
37 */
38#include "panel.priv.h"
39
40MODULE_ID("$Id: p_show.c,v 1.17 2021/06/17 21:20:30 tom Exp $")
41
42PANEL_EXPORT(int)
43show_panel(PANEL * pan)
44{
45  int err = ERR;
46
47  T((T_CALLED("show_panel(%p)"), (void *)pan));
48
49  if (pan)
50    {
51      GetHook(pan);
52
53      if (Is_Top(pan))
54	returnCode(OK);
55
56      dBug(("--> show_panel %s", USER_PTR(pan->user, 1)));
57
58      HIDE_PANEL(pan, err, OK);
59
60      dStack("<lt%d>", 1, pan);
61      assert(_nc_bottom_panel == _nc_stdscr_pseudo_panel);
62
63      _nc_top_panel->above = pan;
64      pan->below = _nc_top_panel;
65      pan->above = (PANEL *) 0;
66      _nc_top_panel = pan;
67
68      err = OK;
69
70      dStack("<lt%d>", 9, pan);
71    }
72  returnCode(err);
73}
74