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// Copyright 2005 Ben Hutchings <ben@decadent.org.uk>.
// See the file "COPYING" for licence details.
#include "child_iterator.hpp"
#include <cassert>
#include "xpcom_support.hpp"
using xpcom_support::check;
child_iterator::child_iterator()
: node_(0)
{}
child_iterator::child_iterator(nsIDOMNode * node)
{
check(node->GetFirstChild(&node_));
}
child_iterator::~child_iterator()
{
if (node_)
node_->Release();
}
already_AddRefed<nsIDOMNode> child_iterator::operator*() const
{
assert(node_);
node_->AddRef();
return node_;
}
child_iterator & child_iterator::operator++()
{
nsIDOMNode * next;
check(node_->GetNextSibling(&next));
node_->Release();
node_ = next;
return *this;
}
bool child_iterator::operator==(const child_iterator & other) const
{
return node_ == other.node_;
}
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