1 /**************************************************************************** 2 * Copyright (c) 1998-2004,2010 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: Juergen Pfeifer, 1995,1997 * 31 ****************************************************************************/ 32 33 /*************************************************************************** 34 * Module m_scale * 35 * Menu scaling routine * 36 ***************************************************************************/ 37 38 #include "menu.priv.h" 39 40 MODULE_ID("$Id: m_scale.c,v 1.10 2010/01/23 21:20:10 tom Exp $") 41 42 /*--------------------------------------------------------------------------- 43 | Facility : libnmenu 44 | Function : int scale_menu(const MENU *menu) 45 | 46 | Description : Returns the minimum window size necessary for the 47 | subwindow of menu. 48 | 49 | Return Values : E_OK - success 50 | E_BAD_ARGUMENT - invalid menu pointer 51 | E_NOT_CONNECTED - no items are connected to menu 52 +--------------------------------------------------------------------------*/ 53 NCURSES_EXPORT(int) 54 scale_menu(const MENU * menu, int *rows, int *cols) 55 { 56 T((T_CALLED("scale_menu(%p,%p,%p)"), 57 (const void *)menu, 58 (void *)rows, 59 (void *)cols)); 60 61 if (!menu) 62 RETURN(E_BAD_ARGUMENT); 63 64 if (menu->items && *(menu->items)) 65 { 66 if (rows) 67 *rows = menu->height; 68 if (cols) 69 *cols = menu->width; 70 RETURN(E_OK); 71 } 72 else 73 RETURN(E_NOT_CONNECTED); 74 } 75 76 /* m_scale.c ends here */ 77