/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Copyright (C) 2000-2002 Ximian Inc.
 *
 *  Authors: Not Zed <notzed@lostzed.mmc.com.au>
 *           Jeffrey Stedfast <fejj@ximian.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */


#ifndef _FILTER_DATESPEC_H
#define _FILTER_DATESPEC_H

#include <time.h>
#include "filter-element.h"

#define FILTER_TYPE_DATESPEC            (filter_datespec_get_type ())
#define FILTER_DATESPEC(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), FILTER_TYPE_DATESPEC, FilterDatespec))
#define FILTER_DATESPEC_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), FILTER_TYPE_DATESPEC, FilterDatespecClass))
#define IS_FILTER_DATESPEC(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), FILTER_TYPE_DATESPEC))
#define IS_FILTER_DATESPEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), FILTER_TYPE_DATESPEC))
#define FILTER_DATESPEC_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), FILTER_TYPE_DATESPEC, FilterDatespecClass))

typedef struct _FilterDatespec FilterDatespec;
typedef struct _FilterDatespecClass FilterDatespecClass;

typedef enum _FilterDatespec_type {
	FDST_UNKNOWN = -1,
	FDST_NOW,
	FDST_SPECIFIED,
	FDST_X_AGO,
} FilterDatespec_type;

struct _FilterDatespec {
	FilterElement parent;
	struct _FilterDatespecPrivate *priv;
	
	FilterDatespec_type type;
	
	/* either a timespan, an absolute time, or 0
	 * depending on type -- the above mapping to
	 * (X_AGO, SPECIFIED, NOW)
	 */
	
	time_t value;
};

struct _FilterDatespecClass {
	FilterElementClass parent_class;

	/* virtual methods */

	/* signals */
};

GType filter_datespec_get_type (void);
FilterDatespec *filter_datespec_new (void);

/* methods */

#endif /* ! _FILTER_DATESPEC_H */