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authorarseny.kapoulkine@gmail.com <arseny.kapoulkine@gmail.com@99668b35-9821-0410-8761-19e4c4f06640>2012-03-27 05:23:24 +0000
committerarseny.kapoulkine@gmail.com <arseny.kapoulkine@gmail.com@99668b35-9821-0410-8761-19e4c4f06640>2012-03-27 05:23:24 +0000
commita10bb9d7660637aa23ee86cb4a741f1b7c334357 (patch)
tree49178ea881fe8fb49a7b088123e77baabd707c00 /src
parent579adaf3017191ae4b1ba2097265f3443a142623 (diff)
Introduced xml_named_node_iterator, introduced xml_node::children() and xml_node::attributes() for C++11 range-based for loop
git-svn-id: http://pugixml.googlecode.com/svn/trunk@889 99668b35-9821-0410-8761-19e4c4f06640
Diffstat (limited to 'src')
-rw-r--r--src/pugixml.cpp58
-rw-r--r--src/pugixml.hpp56
2 files changed, 113 insertions, 1 deletions
diff --git a/src/pugixml.cpp b/src/pugixml.cpp
index bee8f4a..f6e5b5c 100644
--- a/src/pugixml.cpp
+++ b/src/pugixml.cpp
@@ -3950,6 +3950,21 @@ namespace pugi
{
return attribute_iterator(0, _root);
}
+
+ PUGI__FN xml_object_range<xml_node_iterator> xml_node::children() const
+ {
+ return xml_object_range<xml_node_iterator>(begin(), end());
+ }
+
+ 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());
+ }
+
+ PUGI__FN xml_object_range<xml_attribute_iterator> xml_node::attributes() const
+ {
+ return xml_object_range<xml_attribute_iterator>(attributes_begin(), attributes_end());
+ }
PUGI__FN bool xml_node::operator==(const xml_node& r) const
{
@@ -4982,6 +4997,47 @@ namespace pugi
return temp;
}
+ PUGI__FN xml_named_node_iterator::xml_named_node_iterator(): _name(0)
+ {
+ }
+
+ PUGI__FN xml_named_node_iterator::xml_named_node_iterator(const xml_node& node, const char_t* name): _node(node), _name(name)
+ {
+ }
+
+ PUGI__FN bool xml_named_node_iterator::operator==(const xml_named_node_iterator& rhs) const
+ {
+ return _node == rhs._node;
+ }
+
+ PUGI__FN bool xml_named_node_iterator::operator!=(const xml_named_node_iterator& rhs) const
+ {
+ return _node != rhs._node;
+ }
+
+ PUGI__FN xml_node& xml_named_node_iterator::operator*() const
+ {
+ return _node;
+ }
+
+ PUGI__FN xml_node* xml_named_node_iterator::operator->() const
+ {
+ return &_node;
+ }
+
+ PUGI__FN const xml_named_node_iterator& xml_named_node_iterator::operator++()
+ {
+ _node = _node.next_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)
{
}
@@ -5197,7 +5253,7 @@ namespace pugi
{
// BOM always represents the codepoint U+FEFF, so just write it in native encoding
#ifdef PUGIXML_WCHAR_MODE
- uint16_t bom = 0xfeff;
+ unsigned int bom = 0xfeff;
buffered_writer.write(static_cast<wchar_t>(bom));
#else
buffered_writer.write('\xef', '\xbb', '\xbf');
diff --git a/src/pugixml.hpp b/src/pugixml.hpp
index 4b7a655..f4dfdf2 100644
--- a/src/pugixml.hpp
+++ b/src/pugixml.hpp
@@ -197,6 +197,7 @@ namespace pugi
class xml_node_iterator;
class xml_attribute_iterator;
+ class xml_named_node_iterator;
class xml_tree_walker;
@@ -211,6 +212,21 @@ namespace pugi
class xpath_variable_set;
#endif
+ // Range-based for loop support
+ template <typename It> class xml_object_range
+ {
+ public:
+ xml_object_range(It b, It e): _begin(b), _end(e)
+ {
+ }
+
+ It begin() const { return _begin; }
+ It end() const { return _end; }
+
+ private:
+ It _begin, _end;
+ };
+
// Writer interface for node printing (see xml_node::print)
class PUGIXML_CLASS xml_writer
{
@@ -544,6 +560,11 @@ namespace pugi
attribute_iterator attributes_begin() const;
attribute_iterator attributes_end() const;
+ // Range-based for support
+ xml_object_range<xml_node_iterator> children() const;
+ xml_object_range<xml_named_node_iterator> children(const char_t* name) const;
+ xml_object_range<xml_attribute_iterator> attributes() const;
+
// Get node offset in parsed file/string (in char_t units) for debugging purposes
ptrdiff_t offset_debug() const;
@@ -709,6 +730,41 @@ namespace pugi
xml_attribute_iterator operator--(int);
};
+ // Named node range helper
+ class xml_named_node_iterator
+ {
+ public:
+ // Iterator traits
+ typedef ptrdiff_t difference_type;
+ typedef xml_node value_type;
+ typedef xml_node* pointer;
+ typedef xml_node& reference;
+
+ #ifndef PUGIXML_NO_STL
+ typedef std::forward_iterator_tag iterator_category;
+ #endif
+
+ // Default constructor
+ xml_named_node_iterator();
+
+ // Construct an iterator which points to the specified node
+ xml_named_node_iterator(const xml_node& node, const char_t* name);
+
+ // Iterator operators
+ bool operator==(const xml_named_node_iterator& rhs) const;
+ bool operator!=(const xml_named_node_iterator& rhs) const;
+
+ xml_node& operator*() const;
+ xml_node* operator->() const;
+
+ const xml_named_node_iterator& operator++();
+ xml_named_node_iterator operator++(int);
+
+ private:
+ mutable xml_node _node;
+ const char_t* _name;
+ };
+
// Abstract tree walker class (see xml_node::traverse)
class PUGIXML_CLASS xml_tree_walker
{