freebsd-skq/contrib/ncurses/form/frm_opts.c
2014-03-02 08:58:21 +00:00

128 lines
5.3 KiB
C

/****************************************************************************
* Copyright (c) 1998-2012,2013 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, 1995,1997 *
****************************************************************************/
#include "form.priv.h"
MODULE_ID("$Id: frm_opts.c,v 1.17 2013/08/24 22:58:47 tom Exp $")
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int set_form_opts(FORM *form, Form_Options opts)
|
| Description : Turns on the named options and turns off all the
| remaining options for that form.
|
| Return Values : E_OK - success
| E_BAD_ARGUMENT - invalid options
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(int)
set_form_opts(FORM *form, Form_Options opts)
{
T((T_CALLED("set_form_opts(%p,%d)"), (void *)form, opts));
opts &= (Form_Options) ALL_FORM_OPTS;
if ((unsigned)opts & ~ALL_FORM_OPTS)
RETURN(E_BAD_ARGUMENT);
else
{
Normalize_Form(form)->opts = opts;
RETURN(E_OK);
}
}
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : Form_Options form_opts(const FORM *)
|
| Description : Retrieves the current form options.
|
| Return Values : The option flags.
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(Form_Options)
form_opts(const FORM *form)
{
T((T_CALLED("form_opts(%p)"), (const void *)form));
returnCode((Form_Options) ((unsigned)Normalize_Form(form)->opts & ALL_FORM_OPTS));
}
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int form_opts_on(FORM *form, Form_Options opts)
|
| Description : Turns on the named options; no other options are
| changed.
|
| Return Values : E_OK - success
| E_BAD_ARGUMENT - invalid options
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(int)
form_opts_on(FORM *form, Form_Options opts)
{
T((T_CALLED("form_opts_on(%p,%d)"), (void *)form, opts));
opts &= (Form_Options) ALL_FORM_OPTS;
if ((unsigned)opts & ~ALL_FORM_OPTS)
RETURN(E_BAD_ARGUMENT);
else
{
Normalize_Form(form)->opts |= opts;
RETURN(E_OK);
}
}
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int form_opts_off(FORM *form, Form_Options opts)
|
| Description : Turns off the named options; no other options are
| changed.
|
| Return Values : E_OK - success
| E_BAD_ARGUMENT - invalid options
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(int)
form_opts_off(FORM *form, Form_Options opts)
{
T((T_CALLED("form_opts_off(%p,%d)"), (void *)form, opts));
opts &= (Form_Options) ALL_FORM_OPTS;
if ((unsigned)opts & ~ALL_FORM_OPTS)
RETURN(E_BAD_ARGUMENT);
else
{
Normalize_Form(form)->opts &= ~opts;
RETURN(E_OK);
}
}
/* frm_opts.c ends here */