85 lines
3.5 KiB
C
85 lines
3.5 KiB
C
/****************************************************************************
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* Copyright (c) 1998-2010,2012 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995 *
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* and: Eric S. Raymond <esr@snark.thyrsus.com> *
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* and: Juergen Pfeifer 1997-1999,2008 *
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****************************************************************************/
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/* p_above.c
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*/
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#include "panel.priv.h"
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MODULE_ID("$Id: p_above.c,v 1.9 2012/03/10 23:43:41 tom Exp $")
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#if NCURSES_SP_FUNCS
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NCURSES_EXPORT(PANEL *)
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ground_panel(SCREEN * sp)
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{
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T((T_CALLED("ground_panel(%p)"), (void *)sp));
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if (sp)
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{
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struct panelhook *ph = NCURSES_SP_NAME(_nc_panelhook) (sp);
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if (_nc_bottom_panel) /* this is the pseudo panel */
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returnPanel(_nc_bottom_panel->above);
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else
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returnPanel(0);
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}
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else
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{
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if (0 == CURRENT_SCREEN)
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returnPanel(0);
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else
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returnPanel(ground_panel(CURRENT_SCREEN));
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}
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}
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#endif
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NCURSES_EXPORT(PANEL *)
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panel_above(const PANEL * pan)
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{
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PANEL *result;
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T((T_CALLED("panel_above(%p)"), (const void *)pan));
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if (pan)
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result = pan->above;
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else
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{
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#if NCURSES_SP_FUNCS
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result = ground_panel(CURRENT_SCREEN);
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#else
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/* if top and bottom are equal, we have no or only the pseudo panel;
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if not, we return the panel above the pseudo panel */
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result = EMPTY_STACK()? (PANEL *) 0 : _nc_bottom_panel->above;
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#endif
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}
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returnPanel(result);
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}
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