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      1 /*
      2  * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 1999 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2000 Dirk Mueller (mueller (at) kde.org)
      5  * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.
      6  *
      7  * This library is free software; you can redistribute it and/or
      8  * modify it under the terms of the GNU Library General Public
      9  * License as published by the Free Software Foundation; either
     10  * version 2 of the License, or (at your option) any later version.
     11  *
     12  * This library is distributed in the hope that it will be useful,
     13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15  * Library General Public License for more details.
     16  *
     17  * You should have received a copy of the GNU Library General Public License
     18  * along with this library; see the file COPYING.LIB.  If not, write to
     19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20  * Boston, MA 02110-1301, USA.
     21  *
     22  */
     23 #ifndef HTMLOptionElement_h
     24 #define HTMLOptionElement_h
     25 
     26 #include "HTMLFormControlElement.h"
     27 #include "OptionElement.h"
     28 
     29 namespace WebCore {
     30 
     31 class HTMLSelectElement;
     32 class HTMLFormElement;
     33 class MappedAttribute;
     34 
     35 class HTMLOptionElement : public HTMLFormControlElement, public OptionElement {
     36     friend class HTMLSelectElement;
     37     friend class RenderMenuList;
     38 
     39 public:
     40     HTMLOptionElement(const QualifiedName&, Document*, HTMLFormElement* = 0);
     41 
     42     virtual HTMLTagStatus endTagRequirement() const { return TagStatusOptional; }
     43     virtual int tagPriority() const { return 2; }
     44     virtual bool checkDTD(const Node* newChild);
     45     virtual bool supportsFocus() const;
     46     virtual bool isFocusable() const;
     47     virtual bool rendererIsNeeded(RenderStyle*) { return false; }
     48     virtual void attach();
     49     virtual void detach();
     50     virtual void setRenderStyle(PassRefPtr<RenderStyle>);
     51 
     52     virtual const AtomicString& formControlType() const;
     53 
     54     virtual String text() const;
     55     void setText(const String&, ExceptionCode&);
     56 
     57     int index() const;
     58     virtual void parseMappedAttribute(MappedAttribute*);
     59 
     60     virtual String value() const;
     61     void setValue(const String&);
     62 
     63     virtual bool selected() const;
     64     void setSelected(bool);
     65     virtual void setSelectedState(bool);
     66 
     67     HTMLSelectElement* ownerSelectElement() const;
     68 
     69     virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
     70 
     71     bool defaultSelected() const;
     72     void setDefaultSelected(bool);
     73 
     74     String label() const;
     75     void setLabel(const String&);
     76 
     77     virtual String textIndentedToRespectGroupLabel() const;
     78 
     79     bool ownElementDisabled() const { return HTMLFormControlElement::disabled(); }
     80     virtual bool disabled() const;
     81 
     82     virtual void insertedIntoTree(bool);
     83     virtual void accessKeyAction(bool);
     84 
     85 private:
     86     virtual RenderStyle* nonRendererRenderStyle() const;
     87 
     88     OptionElementData m_data;
     89     RefPtr<RenderStyle> m_style;
     90 };
     91 
     92 } //namespace
     93 
     94 #endif
     95