CMakeLua/Source/CursesDialog/form/fld_opts.c

   1 /****************************************************************************
   2  * Copyright (c) 1998 Free Software Foundation, Inc.                        *
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  28
  29 /****************************************************************************
  30  *   Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997            *
  31  ****************************************************************************/
  32 #include "form.priv.h"
  33
  34 MODULE_ID("$Id: fld_opts.c,v 1.1 2001/11/05 16:53:01 berk Exp $")
  35
  36 /*----------------------------------------------------------------------------
  37   Field-Options manipulation routines
  38   --------------------------------------------------------------------------*/
  39
  40 /*---------------------------------------------------------------------------
  41 |   Facility      :  libnform
  42 |   Function      :  int set_field_opts(FIELD *field, Field_Options opts)
  43 |
  44 |   Description   :  Turns on the named options for this field and turns
  45 |                    off all the remaining options.
  46 |
  47 |   Return Values :  E_OK            - success
  48 |                    E_CURRENT       - the field is the current field
  49 |                    E_BAD_ARGUMENT  - invalid options
  50 |                    E_SYSTEM_ERROR  - system error
  51 +--------------------------------------------------------------------------*/
  52 int set_field_opts(FIELD * field, Field_Options opts)
  53 {
  54   int res = E_BAD_ARGUMENT;
  55   opts &= ALL_FIELD_OPTS;
  56   if (!(opts & ~ALL_FIELD_OPTS))
  57     res = _nc_Synchronize_Options( Normalize_Field(field), opts );
  58   RETURN(res);
  59 }
  60
  61 /*---------------------------------------------------------------------------
  62 |   Facility      :  libnform
  63 |   Function      :  Field_Options field_opts(const FIELD *field)
  64 |
  65 |   Description   :  Retrieve the fields options.
  66 |
  67 |   Return Values :  The options.
  68 +--------------------------------------------------------------------------*/
  69 Field_Options field_opts(const FIELD * field)
  70 {
  71   return ALL_FIELD_OPTS & Normalize_Field( field )->opts;
  72 }
  73
  74 /*---------------------------------------------------------------------------
  75 |   Facility      :  libnform
  76 |   Function      :  int field_opts_on(FIELD *field, Field_Options opts)
  77 |
  78 |   Description   :  Turns on the named options for this field and all the
  79 |                    remaining options are unchanged.
  80 |
  81 |   Return Values :  E_OK            - success
  82 |                    E_CURRENT       - the field is the current field
  83 |                    E_BAD_ARGUMENT  - invalid options
  84 |                    E_SYSTEM_ERROR  - system error
  85 +--------------------------------------------------------------------------*/
  86 int field_opts_on(FIELD * field, Field_Options opts)
  87 {
  88   int res = E_BAD_ARGUMENT;
  89
  90   opts &= ALL_FIELD_OPTS;
  91   if (!(opts & ~ALL_FIELD_OPTS))
  92     {
  93       Normalize_Field( field );
  94       res = _nc_Synchronize_Options( field, field->opts | opts );
  95     }
  96   RETURN(res);
  97 }
  98
  99 /*---------------------------------------------------------------------------
 100 |   Facility      :  libnform
 101 |   Function      :  int field_opts_off(FIELD *field, Field_Options opts)
 102 |
 103 |   Description   :  Turns off the named options for this field and all the
 104 |                    remaining options are unchanged.
 105 |
 106 |   Return Values :  E_OK            - success
 107 |                    E_CURRENT       - the field is the current field
 108 |                    E_BAD_ARGUMENT  - invalid options
 109 |                    E_SYSTEM_ERROR  - system error
 110 +--------------------------------------------------------------------------*/
 111 int field_opts_off(FIELD  * field, Field_Options opts)
 112 {
 113   int res = E_BAD_ARGUMENT;
 114
 115   opts &= ALL_FIELD_OPTS;
 116   if (!(opts & ~ALL_FIELD_OPTS))
 117     {
 118       Normalize_Field( field );
 119       res = _nc_Synchronize_Options( field, field->opts & ~opts );
 120     }
 121   RETURN(res);
 122 }
 123
 124 /* fld_opts.c ends here */