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/* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
/*
* This file is part of The Croco Library
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2.1 of the GNU Lesser 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 Lesser 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
*
*
* Author: Dodji Seketeli
* See COPYRIGHTS file for copyright information.
*/
#ifndef __CR_SELECTOR_H__
#define __CR_SELECTOR_H__
#include <stdio.h>
#include "cr-utils.h"
#include "cr-simple-sel.h"
#include "cr-parsing-location.h"
/**
*@file
*The declaration file of the #CRSelector file.
*/
G_BEGIN_DECLS
typedef struct _CRSelector CRSelector ;
/**
*Abstracts a CSS2 selector as defined in the right part
*of the 'ruleset" production in the appendix D.1 of the
*css2 spec.
*It is actually the abstraction of a comma separated list
*of simple selectors list.
*In a css2 file, a selector is a list of simple selectors
*separated by a comma.
*e.g: sel0, sel1, sel2 ...
*Each seln is a simple selector
*/
struct _CRSelector
{
/**
*A Selection expression.
*It is a list of basic selectors.
*Each basic selector can be either an element
*selector, an id selector, a class selector, an
*attribute selector, an universal selector etc ...
*/
CRSimpleSel *simple_sel ;
/**The next selector list element*/
CRSelector *next ;
CRSelector *prev ;
CRParsingLocation location ;
glong ref_count ;
};
CRSelector* cr_selector_new (CRSimpleSel *a_sel_expr) ;
CRSelector * cr_selector_parse_from_buf (const guchar * a_char_buf,
enum CREncoding a_enc) ;
CRSelector* cr_selector_append (CRSelector *a_this, CRSelector *a_new) ;
CRSelector* cr_selector_append_simple_sel (CRSelector *a_this,
CRSimpleSel *a_simple_sel) ;
CRSelector* cr_selector_prepend (CRSelector *a_this, CRSelector *a_new) ;
guchar * cr_selector_to_string (CRSelector const *a_this) ;
void cr_selector_dump (CRSelector const *a_this, FILE *a_fp) ;
void cr_selector_ref (CRSelector *a_this) ;
gboolean cr_selector_unref (CRSelector *a_this) ;
void cr_selector_destroy (CRSelector *a_this) ;
G_END_DECLS
#endif /*__CR_SELECTOR_H__*/
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