/*	$OpenBSD: fld_attr.c,v 1.6 2015/01/23 22:48:51 krw Exp $	*/

/****************************************************************************

 * Copyright (c) 1998-2003,2004 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: fld_attr.c,v 1.6 2015/01/23 22:48:51 krw Exp $")

/*----------------------------------------------------------------------------

  Field-Attribute manipulation routines

  --------------------------------------------------------------------------*/

/* "Template" macro to generate a function to set a fields attribute */

#define GEN_FIELD_ATTR_SET_FCT( name ) \

NCURSES_IMPEXP int NCURSES_API set_field_ ## name (FIELD * field, chtype attr)\

{\

   int res = E_BAD_ARGUMENT;\

   T((T_CALLED("set_field_" #name "(%p,%s)"), field, _traceattr(attr)));\

   if ( attr==A_NORMAL || ((attr & A_ATTRIBUTES)==attr) )\

     {\

       Normalize_Field( field );\

       if (field != 0) \

	 { \

	 if ((field -> name) != attr)\

	   {\

	     field -> name = attr;\

	     res = _nc_Synchronize_Attributes( field );\

	   }\

	 else\

	   {\

	     res = E_OK;\

	   }\

	 }\

     }\

   RETURN(res);\

}

/* "Template" macro to generate a function to get a fields attribute */

#define GEN_FIELD_ATTR_GET_FCT( name ) \

NCURSES_IMPEXP chtype NCURSES_API field_ ## name (const FIELD * field)\

{\

   T((T_CALLED("field_" #name "(%p)"), field));\

   returnAttr( A_ATTRIBUTES & (Normalize_Field( field ) -> name) );\

}

/*---------------------------------------------------------------------------

|   Facility      :  libnform

|   Function      :  int set_field_fore(FIELD *field, chtype attr)

|

|   Description   :  Sets the foreground of the field used to display the

|                    field contents.

|

|   Return Values :  E_OK             - success

|                    E_BAD_ARGUMENT   - invalid attributes

|                    E_SYSTEM_ERROR   - system error

+--------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------

|   Facility      :  libnform

|   Function      :  chtype field_fore(const FIELD *)

|

|   Description   :  Retrieve fields foreground attribute

|

|   Return Values :  The foreground attribute

+--------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------

|   Facility      :  libnform

|   Function      :  int set_field_back(FIELD *field, chtype attr)

|

|   Description   :  Sets the background of the field used to display the

|                    fields extend.

|

|   Return Values :  E_OK             - success

|                    E_BAD_ARGUMENT   - invalid attributes

|                    E_SYSTEM_ERROR   - system error

+--------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------

|   Facility      :  libnform

|   Function      :  chtype field_back(const

|

|   Description   :  Retrieve fields background attribute

|

|   Return Values :  The background attribute

+--------------------------------------------------------------------------*/

/* fld_attr.c ends here */