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Added find_child_by_attribute

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git-svn-id: http://pugixml.googlecode.com/svn/trunk@107 99668b35-9821-0410-8761-19e4c4f06640
This commit is contained in:
arseny.kapoulkine 2009-01-18 11:18:35 +00:00
parent 355d0f0697
commit 9bc19368f2
2 changed files with 92 additions and 0 deletions
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54
src/pugixml.cpp
View File

@ -2411,6 +2411,60 @@ namespace pugi
n._root->destroy();
}
xml_node xml_node::find_child_by_attribute(const char* name, const char* attr_name, const char* attr_value)
{
if (empty()) return xml_node();
for (xml_node_struct* i = _root->first_child; i; i = i->next_sibling)
if (i->name && !strcmp(name, i->name))
{
for (xml_attribute_struct* a = i->first_attribute; a; a = a->next_attribute)
if (!strcmp(attr_name, a->name) && !strcmp(attr_value, a->value))
return xml_node(i);
}
return xml_node();
}
xml_node xml_node::find_child_by_attribute_w(const char* name, const char* attr_name, const char* attr_value)
{
if (empty()) return xml_node();
for (xml_node_struct* i = _root->first_child; i; i = i->next_sibling)
if (i->name && !impl::strcmpwild(name, i->name))
{
for (xml_attribute_struct* a = i->first_attribute; a; a = a->next_attribute)
if (!impl::strcmpwild(attr_name, a->name) && !impl::strcmpwild(attr_value, a->value))
return xml_node(i);
}
return xml_node();
}
xml_node xml_node::find_child_by_attribute(const char* attr_name, const char* attr_value)
{
if (empty()) return xml_node();
for (xml_node_struct* i = _root->first_child; i; i = i->next_sibling)
for (xml_attribute_struct* a = i->first_attribute; a; a = a->next_attribute)
if (!strcmp(attr_name, a->name) && !strcmp(attr_value, a->value))
return xml_node(i);
return xml_node();
}
xml_node xml_node::find_child_by_attribute_w(const char* attr_name, const char* attr_value)
{
if (empty()) return xml_node();
for (xml_node_struct* i = _root->first_child; i; i = i->next_sibling)
for (xml_attribute_struct* a = i->first_attribute; a; a = a->next_attribute)
if (!impl::strcmpwild(attr_name, a->name) && !impl::strcmpwild(attr_value, a->value))
return xml_node(i);
return xml_node();
}
#ifndef PUGIXML_NO_STL
std::string xml_node::path(char delimiter) const
{

38
src/pugixml.hpp
View File

@ -1096,6 +1096,44 @@ namespace pugi
*/
template <typename Predicate> xml_node find_node(Predicate pred) const;
/**
* Find child node with the specified name that has specified attribute
*
* \param name - child node name
* \param attr_name - attribute name of child node
* \param attr_value - attribute value of child node
* \return first matching child node, or empty node
*/
xml_node find_child_by_attribute(const char* name, const char* attr_name, const char* attr_value);
/**
* Find child node with the specified name that has specified attribute (use pattern matching for node name and attribute name/value)
*
* \param name - pattern for child node name
* \param attr_name - pattern for attribute name of child node
* \param attr_value - pattern for attribute value of child node
* \return first matching child node, or empty node
*/
xml_node find_child_by_attribute_w(const char* name, const char* attr_name, const char* attr_value);
/**
* Find child node that has specified attribute
*
* \param attr_name - attribute name of child node
* \param attr_value - attribute value of child node
* \return first matching child node, or empty node
*/
xml_node find_child_by_attribute(const char* attr_name, const char* attr_value);
/**
* Find child node that has specified attribute (use pattern matching for attribute name/value)
*
* \param attr_name - pattern for attribute name of child node
* \param attr_value - pattern for attribute value of child node
* \return first matching child node, or empty node
*/
xml_node find_child_by_attribute_w(const char* attr_name, const char* attr_value);
#ifndef PUGIXML_NO_STL
/**
* Get the absolute node path from root as a text string.