1 /****************************************************************************
2 * Copyright 2020 Thomas E. Dickey *
3 * Copyright 1998-2009,2010 Free Software Foundation, Inc. *
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: *
13 * The above copyright notice and this permission notice shall be included *
14 * in all copies or substantial portions of the Software. *
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. *
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 *
28 ****************************************************************************/
30 /****************************************************************************
31 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995 *
32 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
33 * and: Juergen Pfeifer 1997-1999 *
34 * and: Thomas E. Dickey 2000-on *
35 ****************************************************************************/
38 * Creation of a new panel
40 #include "panel.priv.h"
42 MODULE_ID("$Id: p_new.c,v 1.18 2020/05/24 01:40:20 anonymous.maarten Exp $")
45 static char *stdscr_id;
49 /*+-------------------------------------------------------------------------
50 Get root (i.e. stdscr's) panel.
51 Establish the pseudo panel for stdscr if necessary.
52 --------------------------------------------------------------------------*/
54 root_panel(NCURSES_SP_DCL0)
57 struct panelhook *ph = NCURSES_SP_NAME(_nc_panelhook) (sp);
60 struct panelhook *ph = _nc_panelhook();
63 if (_nc_stdscr_pseudo_panel == (PANEL *) 0)
66 assert(SP_PARM && SP_PARM->_stdscr && !_nc_bottom_panel && !_nc_top_panel);
68 ph->destroy = del_panel;
70 _nc_stdscr_pseudo_panel = typeMalloc(PANEL, 1);
71 if (_nc_stdscr_pseudo_panel != 0)
73 PANEL *pan = _nc_stdscr_pseudo_panel;
74 WINDOW *win = SP_PARM->_stdscr;
77 pan->below = (PANEL *) 0;
78 pan->above = (PANEL *) 0;
81 stdscr_id = strdup("stdscr");
82 pan->user = stdscr_id;
84 pan->user = (void *)0;
86 _nc_bottom_panel = _nc_top_panel = pan;
89 return _nc_stdscr_pseudo_panel;
93 new_panel(WINDOW *win)
95 PANEL *pan = (PANEL *) 0;
99 T((T_CALLED("new_panel(%p)"), (void *)win));
104 if (!_nc_stdscr_pseudo_panel)
105 (void)root_panel(NCURSES_SP_ARG);
106 assert(_nc_stdscr_pseudo_panel);
108 if (!(win->_flags & _ISPAD) && (pan = typeMalloc(PANEL, 1)))
111 pan->above = (PANEL *) 0;
112 pan->below = (PANEL *) 0;
115 new_id = strdup("new");
118 pan->user = (char *)0;
120 (void)show_panel(pan);