C++程序  |  93行  |  2.83 KB

/*
 * 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 HTMLObjectElement_h
#define HTMLObjectElement_h

#include "HTMLPlugInImageElement.h"

namespace WebCore {

class HTMLObjectElement : public HTMLPlugInImageElement {
public:
    static PassRefPtr<HTMLObjectElement> create(const QualifiedName&, Document*, bool createdByParser);

    void setNeedWidgetUpdate(bool needWidgetUpdate) { m_needWidgetUpdate = needWidgetUpdate; }

    void renderFallbackContent();

    bool declare() const;
    void setDeclare(bool);

    int hspace() const;
    void setHspace(int);

    int vspace() const;
    void setVspace(int);

    bool isDocNamedItem() const { return m_docNamedItem; }

    const String& classId() const { return m_classId; }

    bool containsJavaApplet() const;

private:
    HTMLObjectElement(const QualifiedName&, Document*, bool createdByParser);

    virtual int tagPriority() const { return 5; }

    virtual void parseMappedAttribute(MappedAttribute*);

    virtual void attach();
    virtual bool canLazyAttach() { return false; }
    virtual bool rendererIsNeeded(RenderStyle*);
    virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
    virtual void finishParsingChildren();
    virtual void detach();
    virtual void insertedIntoDocument();
    virtual void removedFromDocument();
    
    virtual void recalcStyle(StyleChange);
    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);

    virtual bool isURLAttribute(Attribute*) const;
    virtual const QualifiedName& imageSourceAttributeName() const;

    virtual void updateWidget();

    virtual RenderWidget* renderWidgetForJSBindings() const;

    virtual void addSubresourceAttributeURLs(ListHashSet<KURL>&) const;

    void updateDocNamedItem();

    AtomicString m_id;
    String m_classId;
    bool m_docNamedItem : 1;
    bool m_needWidgetUpdate : 1;
    bool m_useFallbackContent : 1;
};

}

#endif