WebNodeCollection.h

/*
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 * in the documentation and/or other materials provided with the
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef WebNodeCollection_h
#define WebNodeCollection_h

#include "../../../Platform/chromium/public/WebCommon.h"

namespace WebCore { class HTMLCollection; }
#if WEBKIT_IMPLEMENTATION
namespace WTF { template <typename T> class PassRefPtr; }
#endif

namespace WebKit {
class WebNode;

// Provides readonly access to some properties of a DOM node.
class WebNodeCollection {
public:
    ~WebNodeCollection() { reset(); }

    WebNodeCollection() : m_private(0), m_current(0) { }
    WebNodeCollection(const WebNodeCollection& n) : m_private(0) { assign(n); }
    WebNodeCollection& operator=(const WebNodeCollection& n)
    {
        assign(n);
        return *this;
    }

    bool isNull() const { return !m_private; }

    WEBKIT_EXPORT void reset();
    WEBKIT_EXPORT void assign(const WebNodeCollection&);

    WEBKIT_EXPORT unsigned length() const;
    WEBKIT_EXPORT WebNode nextItem() const;
    WEBKIT_EXPORT WebNode firstItem() const;

#if WEBKIT_IMPLEMENTATION
    WebNodeCollection(const WTF::PassRefPtr<WebCore::HTMLCollection>&);
#endif

private:
    void assign(WebCore::HTMLCollection*);
    WebCore::HTMLCollection* m_private;
    mutable unsigned m_current;
};

} // namespace WebKit

#endif