xref: /freebsd/contrib/ncurses/form/fld_stat.c (revision 21817992b3314c908ab50f0bb88d2ee750b9c4ac)
10e3d5408SPeter Wemm /****************************************************************************
2*21817992SBaptiste Daroussin  * Copyright 2020,2021 Thomas E. Dickey                                     *
3e1865124SBaptiste Daroussin  * Copyright 1998-2010,2012 Free Software Foundation, Inc.                  *
40e3d5408SPeter Wemm  *                                                                          *
50e3d5408SPeter Wemm  * Permission is hereby granted, free of charge, to any person obtaining a  *
60e3d5408SPeter Wemm  * copy of this software and associated documentation files (the            *
70e3d5408SPeter Wemm  * "Software"), to deal in the Software without restriction, including      *
80e3d5408SPeter Wemm  * without limitation the rights to use, copy, modify, merge, publish,      *
90e3d5408SPeter Wemm  * distribute, distribute with modifications, sublicense, and/or sell       *
100e3d5408SPeter Wemm  * copies of the Software, and to permit persons to whom the Software is    *
110e3d5408SPeter Wemm  * furnished to do so, subject to the following conditions:                 *
120e3d5408SPeter Wemm  *                                                                          *
130e3d5408SPeter Wemm  * The above copyright notice and this permission notice shall be included  *
140e3d5408SPeter Wemm  * in all copies or substantial portions of the Software.                   *
150e3d5408SPeter Wemm  *                                                                          *
160e3d5408SPeter Wemm  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
170e3d5408SPeter Wemm  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
180e3d5408SPeter Wemm  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
190e3d5408SPeter Wemm  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
200e3d5408SPeter Wemm  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
210e3d5408SPeter Wemm  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
220e3d5408SPeter Wemm  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
230e3d5408SPeter Wemm  *                                                                          *
240e3d5408SPeter Wemm  * Except as contained in this notice, the name(s) of the above copyright   *
250e3d5408SPeter Wemm  * holders shall not be used in advertising or otherwise to promote the     *
260e3d5408SPeter Wemm  * sale, use or other dealings in this Software without prior written       *
270e3d5408SPeter Wemm  * authorization.                                                           *
280e3d5408SPeter Wemm  ****************************************************************************/
290e3d5408SPeter Wemm 
300e3d5408SPeter Wemm /****************************************************************************
314a1a9510SRong-En Fan  *   Author:  Juergen Pfeifer, 1995,1997                                    *
320e3d5408SPeter Wemm  ****************************************************************************/
330e3d5408SPeter Wemm 
340e3d5408SPeter Wemm #include "form.priv.h"
350e3d5408SPeter Wemm 
36*21817992SBaptiste Daroussin MODULE_ID("$Id: fld_stat.c,v 1.18 2021/06/17 21:20:30 tom Exp $")
370e3d5408SPeter Wemm 
380e3d5408SPeter Wemm /*---------------------------------------------------------------------------
390e3d5408SPeter Wemm |   Facility      :  libnform
400e3d5408SPeter Wemm |   Function      :  int set_field_status(FIELD *field, bool status)
410e3d5408SPeter Wemm |
420e3d5408SPeter Wemm |   Description   :  Set or clear the 'changed' indication flag for that
437a656419SBaptiste Daroussin |                    field's primary buffer.
440e3d5408SPeter Wemm |
450e3d5408SPeter Wemm |   Return Values :  E_OK            - success
460e3d5408SPeter Wemm +--------------------------------------------------------------------------*/
FORM_EXPORT(int)477a656419SBaptiste Daroussin FORM_EXPORT(int)
487a69bbfbSPeter Wemm set_field_status(FIELD *field, bool status)
490e3d5408SPeter Wemm {
5006bfebdeSXin LI   T((T_CALLED("set_field_status(%p,%d)"), (void *)field, status));
514a1a9510SRong-En Fan 
520e3d5408SPeter Wemm   Normalize_Field(field);
530e3d5408SPeter Wemm 
540e3d5408SPeter Wemm   if (status)
5573f0a83dSXin LI     SetStatus(field, _CHANGED);
560e3d5408SPeter Wemm   else
5773f0a83dSXin LI     ClrStatus(field, _CHANGED);
580e3d5408SPeter Wemm 
594a1a9510SRong-En Fan   RETURN(E_OK);
600e3d5408SPeter Wemm }
610e3d5408SPeter Wemm 
620e3d5408SPeter Wemm /*---------------------------------------------------------------------------
630e3d5408SPeter Wemm |   Facility      :  libnform
640e3d5408SPeter Wemm |   Function      :  bool field_status(const FIELD *field)
650e3d5408SPeter Wemm |
660e3d5408SPeter Wemm |   Description   :  Retrieve the value of the 'changed' indication flag
677a656419SBaptiste Daroussin |                    for that field's primary buffer.
680e3d5408SPeter Wemm |
690e3d5408SPeter Wemm |   Return Values :  TRUE  - buffer has been changed
700e3d5408SPeter Wemm |                    FALSE - buffer has not been changed
710e3d5408SPeter Wemm +--------------------------------------------------------------------------*/
727a656419SBaptiste Daroussin FORM_EXPORT(bool)
field_status(const FIELD * field)737a69bbfbSPeter Wemm field_status(const FIELD *field)
740e3d5408SPeter Wemm {
7506bfebdeSXin LI   T((T_CALLED("field_status(%p)"), (const void *)field));
764a1a9510SRong-En Fan 
774a1a9510SRong-En Fan   returnBool((Normalize_Field(field)->status & _CHANGED) ? TRUE : FALSE);
780e3d5408SPeter Wemm }
790e3d5408SPeter Wemm 
800e3d5408SPeter Wemm /* fld_stat.c ends here */
81