/*

 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)

 *           (C) 1999 Antti Koivisto (koivisto@kde.org)

 * Copyright (C) 2004, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public License

 * along with this library; see the file COPYING.LIB.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 *

 */

#ifndef HTMLDocument_h

#define HTMLDocument_h

#include "AtomicStringHash.h"

#include "CachedResourceClient.h"

#include "Document.h"

#include <wtf/HashCountedSet.h>

namespace WebCore {

class FrameView;

class HTMLElement;

class HTMLDocument : public Document, public CachedResourceClient {

public:

    static PassRefPtr<HTMLDocument> create(Frame* frame, const KURL& url)

    {

        return adoptRef(new HTMLDocument(frame, url));

    }

    virtual ~HTMLDocument();

    int width();

    int height();

    String dir();

    void setDir(const String&);

    String designMode() const;

    void setDesignMode(const String&);

    String compatMode() const;

    Element* activeElement();

    bool hasFocus();

    String bgColor();

    void setBgColor(const String&);

    String fgColor();

    void setFgColor(const String&);

    String alinkColor();

    void setAlinkColor(const String&);

    String linkColor();

    void setLinkColor(const String&);

    String vlinkColor();

    void setVlinkColor(const String&);

    void clear();

    void captureEvents();

    void releaseEvents();

    void addNamedItem(const AtomicString& name);

    void removeNamedItem(const AtomicString& name);

    bool hasNamedItem(AtomicStringImpl* name);

    void addExtraNamedItem(const AtomicString& name);

    void removeExtraNamedItem(const AtomicString& name);

    bool hasExtraNamedItem(AtomicStringImpl* name);

protected:

    HTMLDocument(Frame*, const KURL&);

private:

    virtual bool childAllowed(Node*);

    virtual PassRefPtr<Element> createElement(const AtomicString& tagName, ExceptionCode&);

    virtual bool isFrameSet() const;

    virtual DocumentParser* createParser();

    virtual void determineParseMode();

    void addItemToMap(HashCountedSet<AtomicStringImpl*>&, const AtomicString&);

    void removeItemFromMap(HashCountedSet<AtomicStringImpl*>&, const AtomicString&);

    HashCountedSet<AtomicStringImpl*> m_namedItemCounts;

    HashCountedSet<AtomicStringImpl*> m_extraNamedItemCounts;

};

inline bool HTMLDocument::hasNamedItem(AtomicStringImpl* name)

{

    ASSERT(name);

    return m_namedItemCounts.contains(name);

}

inline bool HTMLDocument::hasExtraNamedItem(AtomicStringImpl* name)

{

    ASSERT(name);

    return m_extraNamedItemCounts.contains(name);

}

} // namespace WebCore

#endif // HTMLDocument_h