Patrick Georgi | 3b77b72 | 2011-07-07 15:41:53 +0200 | [diff] [blame] | 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 | /*--------------------------------------------------------------------------- |
Stefan Reinauer | e11835e | 2011-10-31 12:54:00 -0700 | [diff] [blame] | 43 | | Facility : libnmenu |
Patrick Georgi | 3b77b72 | 2011-07-07 15:41:53 +0200 | [diff] [blame] | 44 | | Function : int scale_menu(const MENU *menu) |
Stefan Reinauer | e11835e | 2011-10-31 12:54:00 -0700 | [diff] [blame] | 45 | | |
Patrick Georgi | 3b77b72 | 2011-07-07 15:41:53 +0200 | [diff] [blame] | 46 | | Description : Returns the minimum window size necessary for the |
Stefan Reinauer | e11835e | 2011-10-31 12:54:00 -0700 | [diff] [blame] | 47 | | subwindow of menu. |
Patrick Georgi | 3b77b72 | 2011-07-07 15:41:53 +0200 | [diff] [blame] | 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 */ |