p_new.c revision 302408
1219820Sjeff/**************************************************************************** 2219820Sjeff * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc. * 3219820Sjeff * * 4219820Sjeff * Permission is hereby granted, free of charge, to any person obtaining a * 5219820Sjeff * copy of this software and associated documentation files (the * 6219820Sjeff * "Software"), to deal in the Software without restriction, including * 7219820Sjeff * without limitation the rights to use, copy, modify, merge, publish, * 8219820Sjeff * distribute, distribute with modifications, sublicense, and/or sell * 9219820Sjeff * copies of the Software, and to permit persons to whom the Software is * 10219820Sjeff * furnished to do so, subject to the following conditions: * 11219820Sjeff * * 12219820Sjeff * The above copyright notice and this permission notice shall be included * 13219820Sjeff * in all copies or substantial portions of the Software. * 14219820Sjeff * * 15219820Sjeff * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16219820Sjeff * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17219820Sjeff * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18219820Sjeff * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19219820Sjeff * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20219820Sjeff * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21219820Sjeff * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22219820Sjeff * * 23219820Sjeff * Except as contained in this notice, the name(s) of the above copyright * 24219820Sjeff * holders shall not be used in advertising or otherwise to promote the * 25219820Sjeff * sale, use or other dealings in this Software without prior written * 26219820Sjeff * authorization. * 27219820Sjeff ****************************************************************************/ 28219820Sjeff 29219820Sjeff/**************************************************************************** 30219820Sjeff * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995 * 31219820Sjeff * and: Eric S. Raymond <esr@snark.thyrsus.com> * 32219820Sjeff * and: Juergen Pfeifer 1997-1999 * 33219820Sjeff * and: Thomas E. Dickey 2000-on * 34219820Sjeff ****************************************************************************/ 35219820Sjeff 36219820Sjeff/* p_new.c 37219820Sjeff * Creation of a new panel 38219820Sjeff */ 39219820Sjeff#include "panel.priv.h" 40219820Sjeff 41219820SjeffMODULE_ID("$Id: p_new.c,v 1.16 2010/01/23 21:22:16 tom Exp $") 42219820Sjeff 43219820Sjeff#ifdef TRACE 44219820Sjeffstatic char *stdscr_id; 45219820Sjeffstatic char *new_id; 46219820Sjeff#endif 47219820Sjeff 48219820Sjeff/*+------------------------------------------------------------------------- 49219820Sjeff Get root (i.e. stdscr's) panel. 50219820Sjeff Establish the pseudo panel for stdscr if necessary. 51219820Sjeff--------------------------------------------------------------------------*/ 52219820Sjeffstatic PANEL * 53219820Sjeffroot_panel(NCURSES_SP_DCL0) 54219820Sjeff{ 55219820Sjeff#if NCURSES_SP_FUNCS 56219820Sjeff struct panelhook *ph = NCURSES_SP_NAME(_nc_panelhook) (sp); 57219820Sjeff 58219820Sjeff#elif NO_LEAKS 59219820Sjeff struct panelhook *ph = _nc_panelhook(); 60219820Sjeff#endif 61219820Sjeff 62219820Sjeff if (_nc_stdscr_pseudo_panel == (PANEL *) 0) 63219820Sjeff { 64219820Sjeff 65219820Sjeff assert(SP_PARM && SP_PARM->_stdscr && !_nc_bottom_panel && !_nc_top_panel); 66219820Sjeff#if NO_LEAKS 67219820Sjeff ph->destroy = del_panel; 68219820Sjeff#endif 69219820Sjeff _nc_stdscr_pseudo_panel = typeMalloc(PANEL, 1); 70219820Sjeff if (_nc_stdscr_pseudo_panel != 0) 71219820Sjeff { 72219820Sjeff PANEL *pan = _nc_stdscr_pseudo_panel; 73219820Sjeff WINDOW *win = SP_PARM->_stdscr; 74219820Sjeff 75219820Sjeff pan->win = win; 76219820Sjeff pan->below = (PANEL *) 0; 77219820Sjeff pan->above = (PANEL *) 0; 78219820Sjeff#ifdef TRACE 79219820Sjeff if (!stdscr_id) 80219820Sjeff stdscr_id = strdup("stdscr"); 81219820Sjeff pan->user = stdscr_id; 82219820Sjeff#else 83219820Sjeff pan->user = (void *)0; 84219820Sjeff#endif 85219820Sjeff _nc_bottom_panel = _nc_top_panel = pan; 86219820Sjeff } 87219820Sjeff } 88219820Sjeff return _nc_stdscr_pseudo_panel; 89219820Sjeff} 90219820Sjeff 91219820SjeffNCURSES_EXPORT(PANEL *) 92219820Sjeffnew_panel(WINDOW *win) 93219820Sjeff{ 94219820Sjeff PANEL *pan = (PANEL *) 0; 95219820Sjeff 96219820Sjeff GetWindowHook(win); 97219820Sjeff 98219820Sjeff T((T_CALLED("new_panel(%p)"), (void *)win)); 99219820Sjeff 100219820Sjeff if (!win) 101219820Sjeff returnPanel(pan); 102219820Sjeff 103219820Sjeff if (!_nc_stdscr_pseudo_panel) 104219820Sjeff (void)root_panel(NCURSES_SP_ARG); 105219820Sjeff assert(_nc_stdscr_pseudo_panel); 106219820Sjeff 107219820Sjeff if (!(win->_flags & _ISPAD) && (pan = typeMalloc(PANEL, 1))) 108219820Sjeff { 109219820Sjeff pan->win = win; 110219820Sjeff pan->above = (PANEL *) 0; 111219820Sjeff pan->below = (PANEL *) 0; 112219820Sjeff#ifdef TRACE 113219820Sjeff if (!new_id) 114219820Sjeff new_id = strdup("new"); 115219820Sjeff pan->user = new_id; 116219820Sjeff#else 117219820Sjeff pan->user = (char *)0; 118219820Sjeff#endif 119219820Sjeff (void)show_panel(pan); 120219820Sjeff } 121219820Sjeff returnPanel(pan); 122219820Sjeff} 123219820Sjeff