1 /**************************************************************************** 2 * Copyright (c) 1998 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29 /**************************************************************************** 30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995 * 31 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 32 ****************************************************************************/ 33 34 /* p_show.c 35 * Place a panel on top of the stack; may already be in the stack 36 */ 37 #include "panel.priv.h" 38 39 MODULE_ID("$Id: p_show.c,v 1.2 1998/02/11 12:14:01 tom Exp $") 40 41 static void 42 panel_link_top(PANEL *pan) 43 { 44 #ifdef TRACE 45 dStack("<lt%d>",1,pan); 46 if(_nc_panel_is_linked(pan)) 47 return; 48 #endif 49 50 pan->above = (PANEL *)0; 51 pan->below = (PANEL *)0; 52 if(_nc_top_panel) 53 { 54 _nc_top_panel->above = pan; 55 pan->below = _nc_top_panel; 56 } 57 _nc_top_panel = pan; 58 if(!_nc_bottom_panel) 59 _nc_bottom_panel = pan; 60 _nc_calculate_obscure(); 61 dStack("<lt%d>",9,pan); 62 } 63 64 int 65 show_panel(PANEL *pan) 66 { 67 if(!pan) 68 return(ERR); 69 if(pan == _nc_top_panel) 70 return(OK); 71 dBug(("--> show_panel %s", USER_PTR(pan->user))); 72 if(_nc_panel_is_linked(pan)) 73 (void)hide_panel(pan); 74 panel_link_top(pan); 75 return(OK); 76 } 77