/*
 * Copyright (C) 2012 - Juan Ferrer Toribio
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */

#ifndef GVN_PARAM_SPEC_H
#define GVN_PARAM_SPEC_H

#include <glib-object.h>

#define GVN_PARAM_SPEC_LOG_DOMAIN		(g_quark_from_string ("GvnParamSpec"))

/**
 * GVN_TYPE_PARAM_SPEC:
 * 
 * The #GType for a boxed type holding a #GvnParamSpec.
 **/
#define GVN_TYPE_PARAM_SPEC				(gvn_param_spec_get_type ())

typedef struct _GvnParamSpec GvnParamSpec;

/**
 * GvnParamSpec:
 * @gtype: Type of the param
 * @editable: %TRUE if value is editable
 * @null: %TRUE if value can be of type %GVN_TYPE_NULL
 * @def: Default value
 **/
struct _GvnParamSpec
{
	GType gtype;
	gboolean editable;
	gboolean null;
	GValue * def;
};

/**
 * GvnParamError:
 * @GVN_PARAM_SPEC_ERROR_NOT_EDITABLE: The value can not be edited
 * @GVN_PARAM_SPEC_ERROR_NOT_NULL: The value can not be NULL
 * @GVN_PARAM_SPEC_ERROR_WRONG_TYPE: The value have a wrong type
 **/
typedef enum
{
	 GVN_PARAM_SPEC_ERROR_NOT_EDITABLE = 1
	,GVN_PARAM_SPEC_ERROR_NOT_NULL
	,GVN_PARAM_SPEC_ERROR_WRONG_TYPE
}
GvnParamError;

GType			gvn_param_spec_get_type			();
GvnParamSpec *	gvn_param_spec_new				();
GvnParamSpec *	gvn_param_spec_new_with_attrs	(GType gtype, gboolean editable, gboolean null, const GValue * def);
GType			gvn_param_spec_get_gtype		(const GvnParamSpec * obj);
void			gvn_param_spec_set_gtype		(GvnParamSpec * obj, GType gtype);
gboolean		gvn_param_spec_get_editable		(const GvnParamSpec * obj);
void			gvn_param_spec_set_editable		(GvnParamSpec * obj, gboolean editable);
gboolean		gvn_param_spec_get_null			(const GvnParamSpec * obj);
void			gvn_param_spec_set_null			(GvnParamSpec * obj, gboolean null);
const GValue *	gvn_param_spec_get_default		(const GvnParamSpec * obj);
void			gvn_param_spec_set_default		(GvnParamSpec * obj, const GValue * def);
void			gvn_param_spec_merge			(GvnParamSpec * obj, const GvnParamSpec * merge);
gboolean		gvn_param_spec_ccopy_value		(const GvnParamSpec * obj, const GValue * src, GValue * dst);
gboolean		gvn_param_spec_validate			(const GvnParamSpec * obj, const GValue * value, GError ** err);
void			gvn_param_spec_unset			(GvnParamSpec * obj);
GvnParamSpec *	gvn_param_spec_copy				(const GvnParamSpec * obj);
void			gvn_param_spec_free				(GvnParamSpec * obj);

#endif