#pragma once
#include "ExceptionOr.h"
#include "XPathValue.h"
namespace WebCore {
class XPathResult : public RefCounted<XPathResult> {
public:
enum XPathResultType {
ANY_TYPE = 0,
NUMBER_TYPE = 1,
STRING_TYPE = 2,
BOOLEAN_TYPE = 3,
UNORDERED_NODE_ITERATOR_TYPE = 4,
ORDERED_NODE_ITERATOR_TYPE = 5,
UNORDERED_NODE_SNAPSHOT_TYPE = 6,
ORDERED_NODE_SNAPSHOT_TYPE = 7,
ANY_UNORDERED_NODE_TYPE = 8,
FIRST_ORDERED_NODE_TYPE = 9
};
static Ref<XPathResult> create(Document& document, const XPath::Value& value) { return adoptRef(*new XPathResult(document, value)); }
WEBCORE_EXPORT ~XPathResult();
ExceptionOr<void> convertTo(unsigned short type);
WEBCORE_EXPORT unsigned short resultType() const;
WEBCORE_EXPORT ExceptionOr<double> numberValue() const;
WEBCORE_EXPORT ExceptionOr<String> stringValue() const;
WEBCORE_EXPORT ExceptionOr<bool> booleanValue() const;
WEBCORE_EXPORT ExceptionOr<Node*> singleNodeValue() const;
WEBCORE_EXPORT bool invalidIteratorState() const;
WEBCORE_EXPORT ExceptionOr<unsigned> snapshotLength() const;
WEBCORE_EXPORT ExceptionOr<Node*> iterateNext();
WEBCORE_EXPORT ExceptionOr<Node*> snapshotItem(unsigned index);
const XPath::Value& value() const { return m_value; }
private:
XPathResult(Document&, const XPath::Value&);
XPath::Value m_value;
unsigned m_nodeSetPosition { 0 };
XPath::NodeSet m_nodeSet; unsigned short m_resultType;
RefPtr<Document> m_document;
uint64_t m_domTreeVersion { 0 };
};
}