#ifndef CSSValueList_h
#define CSSValueList_h
#include "CSSValue.h"
#include <wtf/PassRefPtr.h>
#include <wtf/Vector.h>
namespace WebCore {
class CSSParserValueList;
class CSSValueList : public CSSValue {
public:
static PassRef<CSSValueList> createCommaSeparated()
{
return adoptRef(*new CSSValueList(CommaSeparator));
}
static PassRef<CSSValueList> createSpaceSeparated()
{
return adoptRef(*new CSSValueList(SpaceSeparator));
}
static PassRef<CSSValueList> createSlashSeparated()
{
return adoptRef(*new CSSValueList(SlashSeparator));
}
static PassRef<CSSValueList> createFromParserValueList(CSSParserValueList& list)
{
return adoptRef(*new CSSValueList(list));
}
size_t length() const { return m_values.size(); }
CSSValue* item(size_t index) { return index < m_values.size() ? m_values[index].get() : 0; }
const CSSValue* item(size_t index) const { return index < m_values.size() ? m_values[index].get() : 0; }
CSSValue* itemWithoutBoundsCheck(size_t index) { return m_values[index].get(); }
const CSSValue* itemWithoutBoundsCheck(size_t index) const { ASSERT(index < m_values.size()); return m_values[index].get(); }
void append(PassRefPtr<CSSValue>);
void prepend(PassRefPtr<CSSValue>);
bool removeAll(CSSValue*);
bool hasValue(CSSValue*) const;
PassRefPtr<CSSValueList> copy();
String customCSSText() const;
bool equals(const CSSValueList&) const;
bool equals(const CSSValue&) const;
void addSubresourceStyleURLs(ListHashSet<URL>&, const StyleSheetContents*) const;
bool hasFailedOrCanceledSubresources() const;
PassRefPtr<CSSValueList> cloneForCSSOM() const;
protected:
CSSValueList(ClassType, ValueListSeparator);
CSSValueList(const CSSValueList& cloneFrom);
private:
explicit CSSValueList(ValueListSeparator);
explicit CSSValueList(CSSParserValueList&);
Vector<RefPtr<CSSValue>, 4> m_values;
};
CSS_VALUE_TYPE_CASTS(CSSValueList, isValueList())
inline void CSSValueList::append(PassRefPtr<CSSValue> value)
{
ASSERT(value);
m_values.append(value);
}
inline void CSSValueList::prepend(PassRefPtr<CSSValue> value)
{
ASSERT(value);
m_values.insert(0, value);
}
class CSSValueListInspector {
public:
CSSValueListInspector(CSSValue* value) : m_list((value && value->isValueList()) ? toCSSValueList(value) : 0) { }
CSSValue* item(size_t index) const { ASSERT_WITH_SECURITY_IMPLICATION(index < length()); return m_list->itemWithoutBoundsCheck(index); }
CSSValue* first() const { return item(0); }
CSSValue* second() const { return item(1); }
size_t length() const { return m_list ? m_list->length() : 0; }
private:
CSSValueList* m_list;
};
class CSSValueListIterator {
public:
CSSValueListIterator(CSSValue* value) : m_inspector(value), m_position(0) { }
bool hasMore() const { return m_position < m_inspector.length(); }
CSSValue* value() const { return m_inspector.item(m_position); }
bool isPrimitiveValue() const { return value()->isPrimitiveValue(); }
void advance() { m_position++; ASSERT(m_position <= m_inspector.length());}
size_t index() const { return m_position; }
private:
CSSValueListInspector m_inspector;
size_t m_position;
};
}
#endif // CSSValueList_h