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/* |
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* Copyright 2011 John-Mark Bell |
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* |
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* This file is part of NetSurf, http://www.netsurf-browser.org/ |
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* |
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* NetSurf is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; version 2 of the License. |
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* |
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* NetSurf is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see . |
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*/ |
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/** \file |
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* libdom utilities (implementation). |
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*/ |
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#ifndef NETSURF_UTILS_LIBDOM_H_ |
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#define NETSURF_UTILS_LIBDOM_H_ |
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#include |
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#include |
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ashmew2 |
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#include |
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#include |
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sourcerer |
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/** |
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* depth-first walk the dom calling callback for each element |
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* |
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* \param root the dom node to use as the root of the tree walk |
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* \return true if all nodes were examined, false if the callback terminated |
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* the walk early. |
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*/ |
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bool libdom_treewalk(dom_node *root, |
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bool (*callback)(dom_node *node, dom_string *name, void *ctx), |
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void *ctx); |
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/** |
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* Search the descendants of a node for an element. |
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* |
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* \param node dom_node to search children of, or NULL |
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* \param element_name name of element to find |
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* \return first child of node which is an element and matches name, or |
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* NULL if not found or parameter node is NULL |
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*/ |
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dom_node *libdom_find_element(dom_node *node, lwc_string *element_name); |
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/** |
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* Search children of a node for first named element |
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* \param parent dom_node to search children of, or NULL |
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* \param element_name name of element to find |
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* \return first child of node which is an element and matches name, or |
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* NULL if not found or parameter node is NULL |
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*/ |
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dom_node *libdom_find_first_element(dom_node *parent, lwc_string *element_name); |
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typedef bool (*libdom_iterate_cb)(dom_node *node, void *ctx); |
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void libdom_iterate_child_elements(dom_node *parent, |
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libdom_iterate_cb cb, void *ctx); |
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nserror libdom_parse_file(const char *filename, const char *encoding, |
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dom_document **doc); |
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/** |
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* Convert libdom hubbub binding errors to nserrors. |
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* |
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* \param error The hubbub binding error to convert |
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* \return The appropriate nserror |
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*/ |
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nserror libdom_hubbub_error_to_nserror(dom_hubbub_error error); |
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#endif |