contrib/ncurses-5.4/form/frm_scale.c

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  28
  29 /****************************************************************************
  30  *   Author:  Juergen Pfeifer, 1995,1997                                    *
  31  ****************************************************************************/
  32
  33 #include "form.priv.h"
  34
  35 MODULE_ID("$Id: frm_scale.c,v 1.7 2003/10/25 15:17:08 tom Exp $")
  36
  37 /*---------------------------------------------------------------------------
  38 |   Facility      :  libnform
  39 |   Function      :  int scale_form( const FORM *form, int *rows, int *cols )
  40 |
  41 |   Description   :  Retrieve size of form
  42 |
  43 |   Return Values :  E_OK              - no error
  44 |                    E_BAD_ARGUMENT    - invalid form pointer
  45 |                    E_NOT_CONNECTED   - no fields connected to form
  46 +--------------------------------------------------------------------------*/
  47 NCURSES_EXPORT(int)
  48 scale_form (const FORM * form, int * rows, int * cols)
  49 {
  50   if ( !form )
  51     RETURN(E_BAD_ARGUMENT);
  52
  53   if ( !(form->field) )
  54     RETURN(E_NOT_CONNECTED);
  55
  56   if (rows)
  57     *rows = form->rows;
  58   if (cols)
  59     *cols = form->cols;
  60
  61   RETURN(E_OK);
  62 }
  63
  64 /* frm_scale.c ends here */