diff options
Diffstat (limited to 'panel/p_new.c')
| -rw-r--r-- | panel/p_new.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/panel/p_new.c b/panel/p_new.c new file mode 100644 index 000000000000..3e48e3696735 --- /dev/null +++ b/panel/p_new.c @@ -0,0 +1,108 @@ +/**************************************************************************** + * Copyright (c) 1998-2000,2005 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> * + ****************************************************************************/ + +/* p_new.c + * Creation of a new panel + */ +#include "panel.priv.h" + +MODULE_ID("$Id: p_new.c,v 1.8 2005/02/19 16:41:03 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); + _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); +} |