77 lines
3.6 KiB
C
77 lines
3.6 KiB
C
|
/****************************************************************************
|
||
|
|
* Copyright (c) 1998-2004,2010 Free Software Foundation, Inc. *
|
||
|
|
* *
|
||
|
|
* Permission is hereby granted, free of charge, to any person obtaining a *
|
||
|
|
* copy of this software and associated documentation files (the *
|
||
|
|
* "Software"), to deal in the Software without restriction, including *
|
||
|
|
* without limitation the rights to use, copy, modify, merge, publish, *
|
||
|
|
* distribute, distribute with modifications, sublicense, and/or sell *
|
||
|
|
* copies of the Software, and to permit persons to whom the Software is *
|
||
|
|
* furnished to do so, subject to the following conditions: *
|
||
|
|
* *
|
||
|
|
* The above copyright notice and this permission notice shall be included *
|
||
|
|
* in all copies or substantial portions of the Software. *
|
||
|
|
* *
|
||
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
|
||
|
|
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
|
||
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
|
||
|
|
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
|
||
|
|
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
|
||
|
|
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
|
||
|
|
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
|
||
|
|
* *
|
||
|
|
* Except as contained in this notice, the name(s) of the above copyright *
|
||
|
|
* holders shall not be used in advertising or otherwise to promote the *
|
||
|
|
* sale, use or other dealings in this Software without prior written *
|
||
|
|
* authorization. *
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Author: Juergen Pfeifer, 1995,1997 *
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/***************************************************************************
|
||
|
|
* Module m_scale *
|
||
|
|
* Menu scaling routine *
|
||
|
|
***************************************************************************/
|
||
|
|
|
||
|
|
#include "menu.priv.h"
|
||
|
|
|
||
|
|
MODULE_ID("$Id: m_scale.c,v 1.10 2010/01/23 21:20:10 tom Exp $")
|
||
|
|
|
||
|
|
/*---------------------------------------------------------------------------
|
||
|
|
| Facility : libnmenu
|
||
|
|
| Function : int scale_menu(const MENU *menu)
|
||
|
|
|
|
||
|
|
| Description : Returns the minimum window size necessary for the
|
||
|
|
| subwindow of menu.
|
||
|
|
|
|
||
|
|
| Return Values : E_OK - success
|
||
|
|
| E_BAD_ARGUMENT - invalid menu pointer
|
||
|
|
| E_NOT_CONNECTED - no items are connected to menu
|
||
|
|
+--------------------------------------------------------------------------*/
|
||
|
|
NCURSES_EXPORT(int)
|
||
|
|
scale_menu(const MENU * menu, int *rows, int *cols)
|
||
|
|
{
|
||
|
|
T((T_CALLED("scale_menu(%p,%p,%p)"),
|
||
|
|
(const void *)menu,
|
||
|
|
(void *)rows,
|
||
|
|
(void *)cols));
|
||
|
|
|
||
|
|
if (!menu)
|
||
|
|
RETURN(E_BAD_ARGUMENT);
|
||
|
|
|
||
|
|
if (menu->items && *(menu->items))
|
||
|
|
{
|
||
|
|
if (rows)
|
||
|
|
*rows = menu->height;
|
||
|
|
if (cols)
|
||
|
|
*cols = menu->width;
|
||
|
|
RETURN(E_OK);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
RETURN(E_NOT_CONNECTED);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* m_scale.c ends here */
|