1/****************************************************************************
2 * Copyright (c) 1998-2003,2004 Free Software Foundation, Inc.              *
3 *                                                                          *
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10 * furnished to do so, subject to the following conditions:                 *
11 *                                                                          *
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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
40MODULE_ID("$Id: m_scale.c,v 1.9 2004/12/11 23:29:34 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+--------------------------------------------------------------------------*/
53NCURSES_EXPORT(int)
54scale_menu(const MENU * menu, int *rows, int *cols)
55{
56  T((T_CALLED("scale_menu(%p,%p,%p)"), menu, rows, cols));
57
58  if (!menu)
59    RETURN(E_BAD_ARGUMENT);
60
61  if (menu->items && *(menu->items))
62    {
63      if (rows)
64	*rows = menu->height;
65      if (cols)
66	*cols = menu->width;
67      RETURN(E_OK);
68    }
69  else
70    RETURN(E_NOT_CONNECTED);
71}
72
73/* m_scale.c ends here */
74