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- /****************************************************************************
- * Copyright (c) 1998-2005,2008 Free Software Foundation, Inc. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining a *
- * copy of this software and associated documentation files (the *
- * "Software"), to deal in the Software without restriction, including *
- * without limitation the rights to use, copy, modify, merge, publish, *
- * distribute, distribute with modifications, sublicense, and/or sell *
- * copies of the Software, and to permit persons to whom the Software is *
- * furnished to do so, subject to the following conditions: *
- * *
- * The above copyright notice and this permission notice shall be included *
- * in all copies or substantial portions of the Software. *
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
- * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
- * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
- * *
- * Except as contained in this notice, the name(s) of the above copyright *
- * holders shall not be used in advertising or otherwise to promote the *
- * sale, use or other dealings in this Software without prior written *
- * authorization. *
- ****************************************************************************/
- /****************************************************************************
- * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995 *
- * and: Eric S. Raymond <esr@snark.thyrsus.com> *
- * and: Juergen Pfeifer 1997-1999 *
- * and: Thomas E. Dickey 2000-on *
- ****************************************************************************/
- /* p_new.c
- * Creation of a new panel
- */
- #include "panel.priv.h"
- MODULE_ID("$Id: p_new.c,v 1.10 2008/08/04 18:25:48 tom Exp $")
- #ifdef TRACE
- static char *stdscr_id;
- static char *new_id;
- #endif
- /*+-------------------------------------------------------------------------
- Get root (i.e. stdscr's) panel.
- Establish the pseudo panel for stdscr if necessary.
- --------------------------------------------------------------------------*/
- static PANEL *
- root_panel(void)
- {
- if (_nc_stdscr_pseudo_panel == (PANEL *) 0)
- {
- assert(stdscr && !_nc_bottom_panel && !_nc_top_panel);
- #if NO_LEAKS
- _nc_panelhook()->destroy = del_panel;
- #endif
- _nc_stdscr_pseudo_panel = (PANEL *) malloc(sizeof(PANEL));
- if (_nc_stdscr_pseudo_panel != 0)
- {
- PANEL *pan = _nc_stdscr_pseudo_panel;
- WINDOW *win = stdscr;
- pan->win = win;
- pan->below = (PANEL *) 0;
- pan->above = (PANEL *) 0;
- #ifdef TRACE
- if (!stdscr_id)
- stdscr_id = strdup("stdscr");
- pan->user = stdscr_id;
- #else
- pan->user = (void *)0;
- #endif
- _nc_bottom_panel = _nc_top_panel = pan;
- }
- }
- return _nc_stdscr_pseudo_panel;
- }
- NCURSES_EXPORT(PANEL *)
- new_panel(WINDOW *win)
- {
- PANEL *pan = (PANEL *) 0;
- T((T_CALLED("new_panel(%p)"), win));
- if (!win)
- returnPanel(pan);
- if (!_nc_stdscr_pseudo_panel)
- (void)root_panel();
- assert(_nc_stdscr_pseudo_panel);
- if (!(win->_flags & _ISPAD) && (pan = (PANEL *) malloc(sizeof(PANEL))))
- {
- pan->win = win;
- pan->above = (PANEL *) 0;
- pan->below = (PANEL *) 0;
- #ifdef TRACE
- if (!new_id)
- new_id = strdup("new");
- pan->user = new_id;
- #else
- pan->user = (char *)0;
- #endif
- (void)show_panel(pan);
- }
- returnPanel(pan);
- }
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