netsurf/utils/domutils.c
Vincent Sanders 43fb761f45 add document.body, head and documentElement getters
add a dom utility file and use it
2012-11-07 18:53:05 +00:00

67 lines
1.8 KiB
C

/*
* Copyright 2012 Vincent Sanders <vince@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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/>.
*/
#include <dom/dom.h>
#include "utils/config.h"
#include "utils/log.h"
#include "domutils.h"
/* search children of a node for first named element */
dom_node *find_first_named_dom_element(dom_node *parent, lwc_string *element_name)
{
dom_node *element;
dom_exception exc;
dom_string *node_name = NULL;
dom_node_type node_type;
dom_node *next_node;
exc = dom_node_get_first_child(parent, &element);
if ((exc != DOM_NO_ERR) || (element == NULL)) {
return NULL;
}
/* find first node thats a element */
do {
exc = dom_node_get_node_type(element, &node_type);
if ((exc != DOM_NO_ERR) || (node_type == DOM_ELEMENT_NODE)) {
exc = dom_node_get_node_name(element, &node_name);
if ((exc == DOM_NO_ERR) || (node_name != NULL)) {
if (dom_string_caseless_lwc_isequal(node_name,
element_name)) {
dom_string_unref(node_name);
break;
}
dom_string_unref(node_name);
}
}
exc = dom_node_get_next_sibling(element, &next_node);
dom_node_unref(element);
if (exc == DOM_NO_ERR) {
element = next_node;
} else {
element = NULL;
}
} while (element != NULL);
return element;
}