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/* $OpenBSD: p_hide.c,v 1.1 1997/12/03 05:17:53 millert Exp $ */
/***************************************************************************
* COPYRIGHT NOTICE *
****************************************************************************
* panels is copyright (C) 1995 *
* Zeyd M. Ben-Halim *
* zmbenhal@netcom.com *
* Eric S. Raymond *
* esr@snark.thyrsus.com *
* *
* All praise to the original author, Warren Tucker. *
* *
* Permission is hereby granted to reproduce and distribute panels *
* by any means and for any fee, whether alone or as part of a *
* larger distribution, in source or in binary form, PROVIDED *
* this notice is included with any such distribution, and is not *
* removed from any of its header files. Mention of panels in any *
* applications linked with it is highly appreciated. *
* *
* panels comes AS IS with no warranty, implied or expressed. *
* *
***************************************************************************/
/* p_hide.c
* Remove a panel from the stack
*/
#include "panel.priv.h"
MODULE_ID("Id: p_hide.c,v 1.1 1997/10/12 13:16:22 juergen Exp $")
/*+-------------------------------------------------------------------------
__panel_unlink(pan) - unlink panel from stack
--------------------------------------------------------------------------*/
static void
__panel_unlink(PANEL *pan)
{
PANEL *prev;
PANEL *next;
#ifdef TRACE
dStack("<u%d>",1,pan);
if(!_nc_panel_is_linked(pan))
return;
#endif
_nc_override(pan,P_TOUCH);
_nc_free_obscure(pan);
prev = pan->below;
next = pan->above;
if(prev)
{ /* if non-zero, we will not update the list head */
prev->above = next;
if(next)
next->below = prev;
}
else if(next)
next->below = prev;
if(pan == _nc_bottom_panel)
_nc_bottom_panel = next;
if(pan == _nc_top_panel)
_nc_top_panel = prev;
_nc_calculate_obscure();
pan->above = (PANEL *)0;
pan->below = (PANEL *)0;
dStack("<u%d>",9,pan);
}
int
hide_panel(register PANEL *pan)
{
if(!pan)
return(ERR);
dBug(("--> hide_panel %s", USER_PTR(pan->user)));
if(!_nc_panel_is_linked(pan))
{
pan->above = (PANEL *)0;
pan->below = (PANEL *)0;
return(ERR);
}
__panel_unlink(pan);
return(OK);
}
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