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-rw-r--r--src/pugixml.cpp54
-rw-r--r--src/pugixml.hpp16
2 files changed, 52 insertions, 18 deletions
diff --git a/src/pugixml.cpp b/src/pugixml.cpp
index 848b4cb..149b5d9 100644
--- a/src/pugixml.cpp
+++ b/src/pugixml.cpp
@@ -4038,7 +4038,7 @@ namespace pugi
PUGI__FN xml_object_range<xml_named_node_iterator> xml_node::children(const char_t* name_) const
{
- return xml_object_range<xml_named_node_iterator>(xml_named_node_iterator(child(name_), name_), xml_named_node_iterator());
+ return xml_object_range<xml_named_node_iterator>(xml_named_node_iterator(child(name_)._root, _root, name_), xml_named_node_iterator(0, _root, name_));
}
PUGI__FN xml_object_range<xml_attribute_iterator> xml_node::attributes() const
@@ -5133,36 +5133,40 @@ namespace pugi
{
}
- PUGI__FN xml_named_node_iterator::xml_named_node_iterator(const xml_node& node, const char_t* name): _node(node), _name(name)
+ PUGI__FN xml_named_node_iterator::xml_named_node_iterator(const xml_node& node, const char_t* name): _wrap(node), _parent(node.parent()), _name(name)
+ {
+ }
+
+ PUGI__FN xml_named_node_iterator::xml_named_node_iterator(xml_node_struct* ref, xml_node_struct* parent, const char_t* name): _wrap(ref), _parent(parent), _name(name)
{
}
PUGI__FN bool xml_named_node_iterator::operator==(const xml_named_node_iterator& rhs) const
{
- return _node == rhs._node;
+ return _wrap._root == rhs._wrap._root && _parent._root == rhs._parent._root;
}
PUGI__FN bool xml_named_node_iterator::operator!=(const xml_named_node_iterator& rhs) const
{
- return _node != rhs._node;
+ return _wrap._root != rhs._wrap._root || _parent._root != rhs._parent._root;
}
PUGI__FN xml_node& xml_named_node_iterator::operator*() const
{
- assert(_node._root);
- return _node;
+ assert(_wrap._root);
+ return _wrap;
}
PUGI__FN xml_node* xml_named_node_iterator::operator->() const
{
- assert(_node._root);
- return const_cast<xml_node*>(&_node); // BCC32 workaround
+ assert(_wrap._root);
+ return const_cast<xml_node*>(&_wrap); // BCC32 workaround
}
PUGI__FN const xml_named_node_iterator& xml_named_node_iterator::operator++()
{
- assert(_node._root);
- _node = _node.next_sibling(_name);
+ assert(_wrap._root);
+ _wrap = _wrap.next_sibling(_name);
return *this;
}
@@ -5173,6 +5177,28 @@ namespace pugi
return temp;
}
+ PUGI__FN const xml_named_node_iterator& xml_named_node_iterator::operator--()
+ {
+ if (_wrap._root)
+ _wrap = _wrap.previous_sibling(_name);
+ else
+ {
+ _wrap = _parent.last_child();
+
+ if (!impl::strequal(_wrap.name(), _name))
+ _wrap = _wrap.previous_sibling(_name);
+ }
+
+ return *this;
+ }
+
+ PUGI__FN xml_named_node_iterator xml_named_node_iterator::operator--(int)
+ {
+ xml_named_node_iterator temp = *this;
+ --*this;
+ return temp;
+ }
+
PUGI__FN xml_parse_result::xml_parse_result(): status(status_internal_error), offset(0), encoding(encoding_auto)
{
}
@@ -5481,9 +5507,9 @@ namespace std
return std::bidirectional_iterator_tag();
}
- PUGI__FN std::forward_iterator_tag _Iter_cat(const pugi::xml_named_node_iterator&)
+ PUGI__FN std::bidirectional_iterator_tag _Iter_cat(const pugi::xml_named_node_iterator&)
{
- return std::forward_iterator_tag();
+ return std::bidirectional_iterator_tag();
}
}
#endif
@@ -5502,9 +5528,9 @@ namespace std
return std::bidirectional_iterator_tag();
}
- PUGI__FN std::forward_iterator_tag __iterator_category(const pugi::xml_named_node_iterator&)
+ PUGI__FN std::bidirectional_iterator_tag __iterator_category(const pugi::xml_named_node_iterator&)
{
- return std::forward_iterator_tag();
+ return std::bidirectional_iterator_tag();
}
}
#endif
diff --git a/src/pugixml.hpp b/src/pugixml.hpp
index f14c710..db1507a 100644
--- a/src/pugixml.hpp
+++ b/src/pugixml.hpp
@@ -753,6 +753,8 @@ namespace pugi
// Named node range helper
class PUGIXML_CLASS xml_named_node_iterator
{
+ friend class xml_node;
+
public:
// Iterator traits
typedef ptrdiff_t difference_type;
@@ -761,7 +763,7 @@ namespace pugi
typedef xml_node& reference;
#ifndef PUGIXML_NO_STL
- typedef std::forward_iterator_tag iterator_category;
+ typedef std::bidirectional_iterator_tag iterator_category;
#endif
// Default constructor
@@ -780,9 +782,15 @@ namespace pugi
const xml_named_node_iterator& operator++();
xml_named_node_iterator operator++(int);
+ const xml_named_node_iterator& operator--();
+ xml_named_node_iterator operator--(int);
+
private:
- mutable xml_node _node;
+ mutable xml_node _wrap;
+ xml_node _parent;
const char_t* _name;
+
+ xml_named_node_iterator(xml_node_struct* ref, xml_node_struct* parent, const char_t* name);
};
// Abstract tree walker class (see xml_node::traverse)
@@ -1234,7 +1242,7 @@ namespace std
// Workarounds for (non-standard) iterator category detection for older versions (MSVC7/IC8 and earlier)
std::bidirectional_iterator_tag PUGIXML_FUNCTION _Iter_cat(const pugi::xml_node_iterator&);
std::bidirectional_iterator_tag PUGIXML_FUNCTION _Iter_cat(const pugi::xml_attribute_iterator&);
- std::forward_iterator_tag PUGIXML_FUNCTION _Iter_cat(const pugi::xml_named_node_iterator&);
+ std::bidirectional_iterator_tag PUGIXML_FUNCTION _Iter_cat(const pugi::xml_named_node_iterator&);
}
#endif
@@ -1244,7 +1252,7 @@ namespace std
// Workarounds for (non-standard) iterator category detection
std::bidirectional_iterator_tag PUGIXML_FUNCTION __iterator_category(const pugi::xml_node_iterator&);
std::bidirectional_iterator_tag PUGIXML_FUNCTION __iterator_category(const pugi::xml_attribute_iterator&);
- std::forward_iterator_tag PUGIXML_FUNCTION __iterator_category(const pugi::xml_named_node_iterator&);
+ std::bidirectional_iterator_tag PUGIXML_FUNCTION __iterator_category(const pugi::xml_named_node_iterator&);
}
#endif