xref: /freebsd/contrib/ncurses/form/fld_pad.c (revision e9ac41698b2f322d55ccf9da50a3596edb2c1800)
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2  * Copyright 2020,2021 Thomas E. Dickey                                     *
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29 
30 /****************************************************************************
31  *   Author:  Juergen Pfeifer, 1995,1997                                    *
32  ****************************************************************************/
33 
34 #include "form.priv.h"
35 
36 MODULE_ID("$Id: fld_pad.c,v 1.14 2021/06/17 21:20:30 tom Exp $")
37 
38 /*---------------------------------------------------------------------------
39 |   Facility      :  libnform
40 |   Function      :  int set_field_pad(FIELD *field, int ch)
41 |
42 |   Description   :  Set the pad character used to fill the field. This must
43 |                    be a printable character.
44 |
45 |   Return Values :  E_OK           - success
46 |                    E_BAD_ARGUMENT - invalid field pointer or pad character
47 |                    E_SYSTEM_ERROR - system error
48 +--------------------------------------------------------------------------*/
49 FORM_EXPORT(int)
50 set_field_pad(FIELD *field, int ch)
51 {
52   int res = E_BAD_ARGUMENT;
53 
54   T((T_CALLED("set_field_pad(%p,%d)"), (void *)field, ch));
55 
56   Normalize_Field(field);
57   if (isprint(UChar(ch)))
58     {
59       if (field->pad != ch)
60 	{
61 	  field->pad = ch;
62 	  res = _nc_Synchronize_Attributes(field);
63 	}
64       else
65 	res = E_OK;
66     }
67   RETURN(res);
68 }
69 
70 /*---------------------------------------------------------------------------
71 |   Facility      :  libnform
72 |   Function      :  int field_pad(const FIELD *field)
73 |
74 |   Description   :  Retrieve the field's pad character.
75 |
76 |   Return Values :  The pad character.
77 +--------------------------------------------------------------------------*/
78 FORM_EXPORT(int)
79 field_pad(const FIELD *field)
80 {
81   T((T_CALLED("field_pad(%p)"), (const void *)field));
82 
83   returnCode(Normalize_Field(field)->pad);
84 }
85 
86 /* fld_pad.c ends here */
87