35   class iterator;  member
65     friend iterator;  member
68   class iterator {
70     iterator(const iterator& other) : iterator(other.tree_, other.iter_) {  in iterator()  function
73     inline iterator& operator=(const iterator& rhs) {
78     inline bool operator==(const iterator& rhs) const {
82     inline bool operator!=(const iterator& rhs) const {
86     inline iterator operator++() {
92     iterator begin() const {  in begin()
93       iterator child_it(*this);  in begin()
99     iterator end() const {  in end()
100       iterator child_it = begin();  in end()
117     explicit iterator(const ResXMLTree& tree) : tree_(tree), iter_(Node(tree)) {  in iterator()  function
119     iterator(const ResXMLTree& tree, const Node& node)  in iterator()  function
131   inline iterator tree_iterator() const {  in tree_iterator()
132     return iterator(*tree_);  in tree_iterator()