form/frm_scale.c

/****************************************************************************
 * Copyright (c) 1998-2004,2010 Free Software Foundation, Inc.              *
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/****************************************************************************
 *   Author:  Juergen Pfeifer, 1995,1997                                    *
 ****************************************************************************/

#include "form.priv.h"

MODULE_ID("$Id: frm_scale.c,v 1.10 2010/01/23 21:14:36 tom Exp $")

/*---------------------------------------------------------------------------
|   Facility      :  libnform  
|   Function      :  int scale_form( const FORM *form, int *rows, int *cols )
|   
|   Description   :  Retrieve size of form
|
|   Return Values :  E_OK              - no error
|                    E_BAD_ARGUMENT    - invalid form pointer
|                    E_NOT_CONNECTED   - no fields connected to form
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(int)
scale_form(const FORM *form, int *rows, int *cols)
{
  T((T_CALLED("scale_form(%p,%p,%p)"),
     (const void *)form,
     (void *)rows,
     (void *)cols));

  if (!form)
    RETURN(E_BAD_ARGUMENT);

  if (!(form->field))
    RETURN(E_NOT_CONNECTED);

  if (rows)
    *rows = form->rows;
  if (cols)
    *cols = form->cols;

  RETURN(E_OK);
}

/* frm_scale.c ends here */