/*
 * Copyright (C) 2002, 2003  Sebastian Rittau <srittau@jroger.in-berlin.de>
 * $Id: egg-datetime.h,v 1.1.1.1 2004/03/10 23:25:32 qball Exp $
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with the Gnome Library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef __EGG_DATETIME_H__
#define __EGG_DATETIME_H__

#include <time.h>

#include <glib.h>

#include <gtk/gtkhbox.h>

G_BEGIN_DECLS

typedef enum
{
	/* don't use the following values for now... */
	EGG_DATETIME_DISPLAY_YEAR       = 1 << 0,
	EGG_DATETIME_DISPLAY_MONTH      = 1 << 1,
	EGG_DATETIME_DISPLAY_DAY        = 1 << 2,
	EGG_DATETIME_DISPLAY_HOUR       = 1 << 3,
	EGG_DATETIME_DISPLAY_MINUTE     = 1 << 4,
	EGG_DATETIME_DISPLAY_SECOND     = 1 << 5,
	EGG_DATETIME_DISPLAY_YEAR_OPT   = 1 << 6,
	EGG_DATETIME_DISPLAY_MONTH_OPT  = 1 << 7,
	EGG_DATETIME_DISPLAY_DAY_OPT    = 1 << 8,
	EGG_DATETIME_DISPLAY_HOUR_OPT   = 1 << 9,
	EGG_DATETIME_DISPLAY_MINUTE_OPT = 1 << 10,
	EGG_DATETIME_DISPLAY_SECOND_OPT = 1 << 11
} EggDateTimeDisplayMode;

/* ... use these instead */
#define EGG_DATETIME_DISPLAY_DATE (EGG_DATETIME_DISPLAY_YEAR | EGG_DATETIME_DISPLAY_MONTH | EGG_DATETIME_DISPLAY_DAY)
#define EGG_DATETIME_DISPLAY_TIME (EGG_DATETIME_DISPLAY_HOUR | EGG_DATETIME_DISPLAY_MINUTE)
#define EGG_DATETIME_DISPLAY_TIME_SECONDS (EGG_DATETIME_DISPLAY_HOUR | EGG_DATETIME_DISPLAY_MINUTE | EGG_DATETIME_DISPLAY_SECOND)

#define EGG_DATETIME_INVALID_DATE (0)
#define EGG_DATETIME_INVALID_TIME (0xff)


#define EGG_TYPE_DATETIME		(egg_datetime_get_type ())
#define EGG_DATETIME(obj)		(G_TYPE_CHECK_INSTANCE_CAST ((obj), EGG_TYPE_DATETIME, EggDateTime))
#define EGG_DATETIME_CLASS(klass)	(G_TYPE_CHECK_CLASS_CAST ((klass), EGG_TYPE_DATETIME, EggDateTimeClass))
#define EGG_IS_DATETIME(obj)		(G_TYPE_CHECK_INSTANCE_TYPE ((obj), EGG_TYPE_DATETIME))
#define EGG_IS_DATETIME_CLASS(klass)	(G_TYPE_CHECK_CLASS_TYPE ((klass), EGG_TYPE_DATETIME))
#define EGG_DATETIME_GET_CLASS(obj)	(G_TYPE_CHECK_GET_CLASS ((obj), EGG_TYPE_DATETIME, EggDateTimeClass))

typedef struct _EggDateTime		EggDateTime;
typedef struct _EggDateTimeClass	EggDateTimeClass;
typedef struct _EggDateTimePrivate	EggDateTimePrivate;

struct _EggDateTime
{
	GtkHBox parent;

	EggDateTimePrivate *priv;
};

struct _EggDateTimeClass
{
	GtkHBoxClass parent_class;

	/* Signals */

	void (*date_changed) (EggDateTime *edt);
	void (*time_changed) (EggDateTime *edt);
};


/* Constructors */
GtkType			 egg_datetime_get_type			(void);
GtkWidget		*egg_datetime_new			(void); 
GtkWidget		*egg_datetime_new_from_time_t		(time_t t);
GtkWidget		*egg_datetime_new_from_struct_tm	(struct tm *tm);
GtkWidget		*egg_datetime_new_from_gdate		(GDate *date);
GtkWidget		*egg_datetime_new_from_datetime		(GDateYear year, GDateMonth month, GDateDay day, guint8 hour, guint8 minute, guint8 second);

/* Accessors */
void			 egg_datetime_set_none			(EggDateTime *edt);
void			 egg_datetime_set_from_time_t		(EggDateTime *edt, time_t t);
gboolean		 egg_datetime_get_as_time_t		(EggDateTime *edt, time_t *t);
void			 egg_datetime_set_from_struct_tm	(EggDateTime *edt, struct tm *tm);
gboolean		 egg_datetime_get_as_struct_tm		(EggDateTime *edt, struct tm *tm);
void			 egg_datetime_set_from_gdate		(EggDateTime *edt, GDate *date);
gboolean		 egg_datetime_get_as_gdate		(EggDateTime *edt, GDate *date);
void			 egg_datetime_set_date			(EggDateTime *edt, GDateYear year, GDateMonth month, GDateDay day);
gboolean		 egg_datetime_get_date			(EggDateTime *edt, GDateYear *year, GDateMonth *month, GDateDay *day);
void			 egg_datetime_set_time			(EggDateTime *edt, gint hour, gint minute, guint8 second);
gboolean		 egg_datetime_get_time			(EggDateTime *edt, gint *hour, gint *minute, gint *second);

void			 egg_datetime_set_lazy			(EggDateTime *edt, gboolean lazy);
gboolean		 egg_datetime_get_lazy			(EggDateTime *edt);
void			 egg_datetime_set_display_mode		(EggDateTime *edt, EggDateTimeDisplayMode mode);
EggDateTimeDisplayMode	 egg_datetime_get_display_mode		(EggDateTime *edt);

void			 egg_datetime_set_clamp_date		(EggDateTime *edt, GDateYear minyear, GDateMonth minmonth, GDateDay minday, GDateYear maxyear, GDateMonth maxmonth, GDateDay maxday);
void			 egg_datetime_set_clamp_time		(EggDateTime *edt, guint8 minhour, guint8 minminute, guint8 minsecond, guint8 maxhour, guint8 maxminute, guint8 maxsecond);
void			 egg_datetime_set_clamp_time_t		(EggDateTime *edt);
void			 egg_datetime_get_clamp_date		(EggDateTime *edt, GDateYear *minyear, GDateMonth *minmonth, GDateDay *minday, GDateYear *maxyear, GDateMonth *maxmonth, GDateDay *maxday);
void			 egg_datetime_get_clamp_time		(EggDateTime *edt, guint8 *minhour, guint8 *minminute, guint8 *minsecond, guint8 *maxhour, guint8 *maxminute, guint8 *maxsecond);

PangoLayout		*egg_datetime_get_date_layout		(EggDateTime *edt);
PangoLayout		*egg_datetime_get_time_layout		(EggDateTime *edt);

void egg_set_nodate(EggDateTime *edt, gboolean val);
gboolean egg_get_nodate(EggDateTime *edt);
G_END_DECLS
#endif /* __EGG_DATETIME_H__ */