p_new.c revision 76726
150276Speter/**************************************************************************** 276726Speter * Copyright (c) 1998,2000 Free Software Foundation, Inc. * 350276Speter * * 450276Speter * Permission is hereby granted, free of charge, to any person obtaining a * 550276Speter * copy of this software and associated documentation files (the * 650276Speter * "Software"), to deal in the Software without restriction, including * 750276Speter * without limitation the rights to use, copy, modify, merge, publish, * 850276Speter * distribute, distribute with modifications, sublicense, and/or sell * 950276Speter * copies of the Software, and to permit persons to whom the Software is * 1050276Speter * furnished to do so, subject to the following conditions: * 1150276Speter * * 1250276Speter * The above copyright notice and this permission notice shall be included * 1350276Speter * in all copies or substantial portions of the Software. * 1450276Speter * * 1550276Speter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 1650276Speter * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 1750276Speter * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 1850276Speter * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 1950276Speter * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 2050276Speter * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 2150276Speter * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 2250276Speter * * 2350276Speter * Except as contained in this notice, the name(s) of the above copyright * 2450276Speter * holders shall not be used in advertising or otherwise to promote the * 2550276Speter * sale, use or other dealings in this Software without prior written * 2650276Speter * authorization. * 2750276Speter ****************************************************************************/ 2850276Speter 2950276Speter/**************************************************************************** 3050276Speter * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995 * 3150276Speter * and: Eric S. Raymond <esr@snark.thyrsus.com> * 3250276Speter ****************************************************************************/ 3350276Speter 3450276Speter/* p_new.c 3550276Speter * Creation of a new panel 3650276Speter */ 3750276Speter#include "panel.priv.h" 3850276Speter 3976726SpeterMODULE_ID("$Id: p_new.c,v 1.6 2000/12/10 02:20:44 tom Exp $") 4050276Speter 4162449Speter#ifdef TRACE 4262449Speterstatic char* stdscr_id; 4362449Speterstatic char* new_id; 4462449Speter#endif 4562449Speter 4650276Speter/*+------------------------------------------------------------------------- 4750276Speter Get root (i.e. stdscr's) panel. 4850276Speter Establish the pseudo panel for stdscr if necessary. 4950276Speter--------------------------------------------------------------------------*/ 5050276Speterstatic PANEL* 5150276Speterroot_panel(void) 5250276Speter{ 5350276Speter if(_nc_stdscr_pseudo_panel == (PANEL*)0) 5450276Speter { 5550276Speter 5650276Speter assert(stdscr && !_nc_bottom_panel && !_nc_top_panel); 5750276Speter _nc_stdscr_pseudo_panel = (PANEL*)malloc(sizeof(PANEL)); 5850276Speter if (_nc_stdscr_pseudo_panel != 0) { 5950276Speter PANEL* pan = _nc_stdscr_pseudo_panel; 6050276Speter WINDOW* win = stdscr; 6150276Speter pan->win = win; 6250276Speter pan->below = (PANEL*)0; 6350276Speter pan->above = (PANEL*)0; 6450276Speter#ifdef TRACE 6562449Speter if (!stdscr_id) 6662449Speter stdscr_id = strdup("stdscr"); 6762449Speter pan->user = stdscr_id; 6850276Speter#else 6950276Speter pan->user = (void*)0; 7050276Speter#endif 7156639Speter _nc_bottom_panel = _nc_top_panel = pan; 7250276Speter } 7350276Speter } 7450276Speter return _nc_stdscr_pseudo_panel; 7550276Speter} 7650276Speter 7776726SpeterNCURSES_EXPORT(PANEL *) 7876726Speternew_panel (WINDOW *win) 7950276Speter{ 8050276Speter PANEL *pan = (PANEL*)0; 8150276Speter 8262449Speter if (!win) 8362449Speter return(pan); 8462449Speter 8562449Speter if (!_nc_stdscr_pseudo_panel) 8662449Speter (void)root_panel(); 8750276Speter assert(_nc_stdscr_pseudo_panel); 8850276Speter 8950276Speter if (!(win->_flags & _ISPAD) && (pan = (PANEL*)malloc(sizeof(PANEL)))) 9050276Speter { 9150276Speter pan->win = win; 9250276Speter pan->above = (PANEL *)0; 9350276Speter pan->below = (PANEL *)0; 9450276Speter#ifdef TRACE 9562449Speter if (!new_id) 9662449Speter new_id = strdup("new"); 9762449Speter pan->user = new_id; 9850276Speter#else 9950276Speter pan->user = (char *)0; 10050276Speter#endif 10150276Speter (void)show_panel(pan); 10250276Speter } 10350276Speter return(pan); 10450276Speter} 105