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// SPDX-License-Identifier: GPL-2.0-or-later
/** @file
* @brief Helper functions for XML nodes
*//*
* Authors:
* see git history
* Unknown author
* Krzysztof Kosiński <tweenk.pl@gmail.com> (documentation)
*
* Copyright (C) 2018 Authors
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#ifndef SEEN_XML_NODE_FNS_H
#define SEEN_XML_NODE_FNS_H
#include "xml/node.h"
namespace Inkscape {
namespace XML {
bool id_permitted(Node const *node);
//@{
/**
* @brief Get the next node in sibling order
* @param node The origin node
* @return The next node in sibling order
* @relates Inkscape::XML::Node
*/
inline Node *next_node(Node *node) {
return ( node ? node->next() : nullptr );
}
inline Node const *next_node(Node const *node) {
return ( node ? node->next() : nullptr );
}
//@}
//@{
/**
* @brief Get the previous node in sibling order
*
* This method, unlike Node::next(), is a linear search over the children of @c node's parent.
* The return value is NULL when the node has no parent or is first in the sibling order.
*
* @param node The origin node
* @return The previous node in sibling order, or NULL
* @relates Inkscape::XML::Node
*/
Node *previous_node(Node *node);
inline Node const *previous_node(Node const *node) {
return previous_node(const_cast<Node *>(node));
}
//@}
//@{
/**
* @brief Get the node's parent
* @param node The origin node
* @return The node's parent
* @relates Inkscape::XML::Node
*/
inline Node *parent_node(Node *node) {
return ( node ? node->parent() : nullptr );
}
inline Node const *parent_node(Node const *node) {
return ( node ? node->parent() : nullptr );
}
//@}
}
}
#endif /* !SEEN_XML_NODE_FNS_H */
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
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