freebsd-dev/contrib/ncurses/form/fld_opts.c

125 lines
5.6 KiB
C
Raw Normal View History

/****************************************************************************
* Copyright (c) 1998 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 *
****************************************************************************/
#include "form.priv.h"
MODULE_ID("$Id: fld_opts.c,v 1.6 1999/05/16 17:19:06 juergen Exp $")
/*----------------------------------------------------------------------------
Field-Options manipulation routines
--------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int set_field_opts(FIELD *field, Field_Options opts)
|
| Description : Turns on the named options for this field and turns
| off all the remaining options.
|
| Return Values : E_OK - success
| E_CURRENT - the field is the current field
| E_BAD_ARGUMENT - invalid options
| E_SYSTEM_ERROR - system error
+--------------------------------------------------------------------------*/
int set_field_opts(FIELD * field, Field_Options opts)
{
int res = E_BAD_ARGUMENT;
opts &= ALL_FIELD_OPTS;
if (!(opts & ~ALL_FIELD_OPTS))
res = _nc_Synchronize_Options( Normalize_Field(field), opts );
RETURN(res);
}
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : Field_Options field_opts(const FIELD *field)
|
| Description : Retrieve the fields options.
|
| Return Values : The options.
+--------------------------------------------------------------------------*/
Field_Options field_opts(const FIELD * field)
{
return ALL_FIELD_OPTS & Normalize_Field( field )->opts;
}
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int field_opts_on(FIELD *field, Field_Options opts)
|
| Description : Turns on the named options for this field and all the
| remaining options are unchanged.
|
| Return Values : E_OK - success
| E_CURRENT - the field is the current field
| E_BAD_ARGUMENT - invalid options
| E_SYSTEM_ERROR - system error
+--------------------------------------------------------------------------*/
int field_opts_on(FIELD * field, Field_Options opts)
{
int res = E_BAD_ARGUMENT;
opts &= ALL_FIELD_OPTS;
if (!(opts & ~ALL_FIELD_OPTS))
{
Normalize_Field( field );
res = _nc_Synchronize_Options( field, field->opts | opts );
}
RETURN(res);
}
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int field_opts_off(FIELD *field, Field_Options opts)
|
| Description : Turns off the named options for this field and all the
| remaining options are unchanged.
|
| Return Values : E_OK - success
| E_CURRENT - the field is the current field
| E_BAD_ARGUMENT - invalid options
| E_SYSTEM_ERROR - system error
+--------------------------------------------------------------------------*/
int field_opts_off(FIELD * field, Field_Options opts)
{
int res = E_BAD_ARGUMENT;
opts &= ALL_FIELD_OPTS;
if (!(opts & ~ALL_FIELD_OPTS))
{
Normalize_Field( field );
res = _nc_Synchronize_Options( field, field->opts & ~opts );
}
RETURN(res);
}
/* fld_opts.c ends here */