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Diffstat (limited to 'src/st/croco/cr-simple-sel.h')
-rw-r--r-- | src/st/croco/cr-simple-sel.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/st/croco/cr-simple-sel.h b/src/st/croco/cr-simple-sel.h new file mode 100644 index 0000000..72b15fd --- /dev/null +++ b/src/st/croco/cr-simple-sel.h @@ -0,0 +1,130 @@ +/* -*- 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_SEL_H__ +#define __CR_SEL_H__ + +#include <stdio.h> +#include <glib.h> +#include "cr-additional-sel.h" +#include "cr-parsing-location.h" + +G_BEGIN_DECLS + +/** + *@file + *the declaration of the #CRSimpleSel class. + * + */ +enum Combinator +{ + NO_COMBINATOR, + COMB_WS,/*whitespace: descendent*/ + COMB_PLUS,/*'+': preceded by*/ + COMB_GT/*greater than ('>'): child*/ +} ; + +enum SimpleSelectorType +{ + NO_SELECTOR_TYPE = 0, + UNIVERSAL_SELECTOR = 1, + TYPE_SELECTOR = 1 << 1 +} ; + +typedef struct _CRSimpleSel CRSimpleSel ; + +/** + *The abstraction of a css2 simple selection list + *as defined by the right part of the "selector" production in the + *appendix D.1 of the css2 spec. + *It is basically a list of simple selector, each + *simple selector being separated by a combinator. + * + *In the libcroco's implementation, each simple selector + *is made of at most two parts: + * + *1/An element name or 'type selector' (which can hold a '*' and + *then been called 'universal selector') + * + *2/An additional selector that "specializes" the preceding type or + *universal selector. The additional selector can be either + *an id selector, or a class selector, or an attribute selector. + */ +struct _CRSimpleSel +{ + enum SimpleSelectorType type_mask ; + gboolean is_case_sentive ; + CRString * name ; + /** + *The combinator that separates + *this simple selector from the previous + *one. + */ + enum Combinator combinator ; + + /** + *The additional selector list of the + *current simple selector. + *An additional selector may + *be a class selector, an id selector, + *or an attribute selector. + *Note that this field is a linked list. + */ + CRAdditionalSel *add_sel ; + + /* + *the specificity as specified by + *chapter 6.4.3 of the spec. + */ + gulong specificity ; + + CRSimpleSel *next ; + CRSimpleSel *prev ; + CRParsingLocation location ; +} ; + +CRSimpleSel * cr_simple_sel_new (void) ; + +CRSimpleSel * cr_simple_sel_append_simple_sel (CRSimpleSel *a_this, + CRSimpleSel *a_sel) ; + +CRSimpleSel * cr_simple_sel_prepend_simple_sel (CRSimpleSel *a_this, + CRSimpleSel *a_sel) ; + +guchar * cr_simple_sel_to_string (CRSimpleSel const *a_this) ; + +guchar * cr_simple_sel_one_to_string (CRSimpleSel const * a_this) ; + +enum CRStatus cr_simple_sel_dump (CRSimpleSel const *a_this, FILE *a_fp) ; + +enum CRStatus cr_simple_sel_dump_attr_sel_list (CRSimpleSel const *a_this) ; + +enum CRStatus cr_simple_sel_compute_specificity (CRSimpleSel *a_this) ; + +void cr_simple_sel_destroy (CRSimpleSel *a_this) ; + +G_END_DECLS + + +#endif /*__CR_SIMPLE_SEL_H__*/ |