dom_element.h

/*
 * This file is part of the DOM implementation for KDE.
 *
 * Copyright 1999 Lars Knoll ([email protected])
 *
 * 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.
 *
 * This file includes excerpts from the Document Object Model (DOM)
 * Level 1 Specification (Recommendation)
 * https://www.w3.org/TR/REC-DOM-Level-1/
 * Copyright © World Wide Web Consortium , (Massachusetts Institute of
 * Technology , Institut National de Recherche en Informatique et en
 * Automatique , Keio University ). All Rights Reserved.
 *
 */
#ifndef _DOM_ELEMENT_h_
#define _DOM_ELEMENT_h_

#include <khtml_export.h>
#include <dom/dom_node.h>
#include <dom/css_value.h>

namespace DOM
{

class DOMString;
class AttrImpl;
class Element;
class ElementImpl;
class NamedAttrMapImpl;
class DocumentImpl;

class KHTML_EXPORT Attr : public Node
{
    friend class Element;
    friend class Document;
    friend class DocumentImpl;
    friend class HTMLDocument;
    friend class ElementImpl;
    friend class NamedAttrMapImpl;
    friend class AttrImpl;

public:
    Attr();
    Attr(const Node &other) : Node()
    {
        (*this) = other;
    }
    Attr(const Attr &other);

    Attr &operator = (const Node &other);
    Attr &operator = (const Attr &other);

    ~Attr();

    DOMString name() const;

    bool specified() const;

    DOMString value() const;

    void setValue(const DOMString &);

    Element ownerElement() const;

protected:

    Attr(AttrImpl *_impl);
};

class NodeList;
class Attr;
class DOMString;

class KHTML_EXPORT Element : public Node
{
    friend class Document;
    friend class DocumentFragment;
    friend class HTMLDocument;
//    friend class AttrImpl;
    friend class Attr;

public:
    Element();
    Element(const Node &other) : Node()
    {
        (*this) = other;
    }
    Element(const Element &other);

    Element &operator = (const Node &other);
    Element &operator = (const Element &other);

    ~Element();

    DOMString tagName() const;

    DOMString getAttribute(const DOMString &name);

    void setAttribute(const DOMString &name, const DOMString &value);

    void removeAttribute(const DOMString &name);

    Attr getAttributeNode(const DOMString &name);

    Attr setAttributeNode(const Attr &newAttr);

    Attr removeAttributeNode(const Attr &oldAttr);

    NodeList getElementsByTagName(const DOMString &name);

    NodeList getElementsByTagNameNS(const DOMString &namespaceURI,
                                    const DOMString &localName);

    NodeList getElementsByClassName(const DOMString &className);

    DOMString getAttributeNS(const DOMString &namespaceURI,
                             const DOMString &localName);

    void setAttributeNS(const DOMString &namespaceURI,
                        const DOMString &qualifiedName,
                        const DOMString &value);

    void removeAttributeNS(const DOMString &namespaceURI,
                           const DOMString &localName);

    Attr getAttributeNodeNS(const DOMString &namespaceURI,
                            const DOMString &localName);

    Attr setAttributeNodeNS(const Attr &newAttr);

    bool hasAttribute(const DOMString &name);

    bool hasAttributeNS(const DOMString &namespaceURI,
                        const DOMString &localName);

    CSSStyleDeclaration style();

    Element firstElementChild() const;

    Element lastElementChild() const;

    Element previousElementSibling() const;

    Element nextElementSibling() const;

    unsigned long childElementCount() const;

    Element querySelector(const DOMString &query) const;

    NodeList querySelectorAll(const DOMString &query) const;

    bool contentEditable() const;

    void setContentEditable(bool enabled);

    bool isHTMLElement() const;

    Element form() const;

    static bool khtmlValidAttrName(const DOMString &name);
    static bool khtmlValidPrefix(const DOMString &name);
    static bool khtmlValidQualifiedName(const DOMString &name);

    static bool khtmlMalformedQualifiedName(const DOMString &name);
    static bool khtmlMalformedPrefix(const DOMString &name);
protected:
    Element(ElementImpl *_impl);
};

} //namespace
#endif