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* Copyright (C) 1999 Lars Knoll (
* (C) 1999 Antti Koivisto (
* (C) 2000 Dirk Mueller (
* Copyright (C) 2004, 2005, 2006, 2007 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
* 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 HTMLSelectElement_h
#define HTMLSelectElement_h
#include "Event.h"
#include "HTMLCollection.h"
#include "HTMLGenericFormElement.h"
#include <wtf/Vector.h>
namespace WebCore {
class HTMLOptionElement;
class HTMLOptionsCollection;
class KeyboardEvent;
class HTMLSelectElement : public HTMLFormControlElementWithState {
HTMLSelectElement(Document*, HTMLFormElement* = 0);
HTMLSelectElement(const QualifiedName& tagName, Document*, HTMLFormElement* = 0);
virtual int tagPriority() const { return 6; }
virtual bool checkDTD(const Node* newChild);
virtual const AtomicString& type() const;
virtual bool isKeyboardFocusable(KeyboardEvent*) const;
virtual bool isMouseFocusable() const;
virtual bool canSelectAll() const;
virtual void selectAll();
virtual void recalcStyle(StyleChange);
virtual void dispatchFocusEvent();
virtual void dispatchBlurEvent();
virtual bool canStartSelection() const { return false; }
int selectedIndex() const;
void setSelectedIndex(int index, bool deselect = true, bool fireOnChange = false);
int lastSelectedListIndex() const;
virtual bool isEnumeratable() const { return true; }
unsigned length() const;
int minWidth() const { return m_minwidth; }
int size() const { return m_size; }
bool multiple() const { return m_multiple; }
void add(HTMLElement* element, HTMLElement* before, ExceptionCode&);
void remove(int index);
String value();
void setValue(const String&);
PassRefPtr<HTMLOptionsCollection> options();
virtual bool saveState(String& value) const;
virtual void restoreState(const String&);
virtual bool insertBefore(PassRefPtr<Node> newChild, Node* refChild, ExceptionCode&);
virtual bool replaceChild(PassRefPtr<Node> newChild, Node* oldChild, ExceptionCode&);
virtual bool removeChild(Node* child, ExceptionCode&);
virtual bool appendChild(PassRefPtr<Node> newChild, ExceptionCode&);
virtual bool removeChildren();
virtual void childrenChanged(bool changedByParser = false);
virtual void parseMappedAttribute(MappedAttribute*);
virtual RenderObject* createRenderer(RenderArena*, RenderStyle *);
virtual bool appendFormData(FormDataList&, bool);
// get the actual listbox index of the optionIndexth option
int optionToListIndex(int optionIndex) const;
// reverse of optionToListIndex - get optionIndex from listboxIndex
int listToOptionIndex(int listIndex) const;
void setRecalcListItems();
const Vector<HTMLElement*>& listItems() const
if (m_recalcListItems)
return m_listItems;
virtual void reset();
virtual void defaultEventHandler(Event*);
virtual void accessKeyAction(bool sendToAnyElement);
void setMultiple(bool);
void setSize(int);
void setOption(unsigned index, HTMLOptionElement*, ExceptionCode&);
void setLength(unsigned, ExceptionCode&);
Node* namedItem(const String& name, bool caseSensitive = true);
Node* item(unsigned index);
HTMLCollection::CollectionInfo* collectionInfo() { return &m_collectionInfo; }
void setActiveSelectionAnchorIndex(int index);
void setActiveSelectionEndIndex(int index) { m_activeSelectionEndIndex = index; }
void updateListBoxSelection(bool deselectOtherOptions);
void listBoxOnChange();
void menuListOnChange();
int activeSelectionStartListIndex() const;
int activeSelectionEndListIndex() const;
void scrollToSelection();
void recalcListItems(bool updateSelectedStates = true) const;
void checkListItems() const;
void deselectItems(HTMLOptionElement* excludeElement = 0);
bool usesMenuList() const { return !m_multiple && m_size <= 1; }
int nextSelectableListIndex(int startIndex);
int previousSelectableListIndex(int startIndex);
void menuListDefaultEventHandler(Event*);
void listBoxDefaultEventHandler(Event*);
void typeAheadFind(KeyboardEvent*);
void saveLastSelection();
mutable Vector<HTMLElement*> m_listItems;
Vector<bool> m_cachedStateForActiveSelection;
Vector<bool> m_lastOnChangeSelection;
int m_minwidth;
int m_size;
bool m_multiple;
mutable bool m_recalcListItems;
mutable int m_lastOnChangeIndex;
int m_activeSelectionAnchorIndex;
int m_activeSelectionEndIndex;
bool m_activeSelectionState;
// Instance variables for type-ahead find
UChar m_repeatingChar;
DOMTimeStamp m_lastCharTime;
String m_typedString;
HTMLCollection::CollectionInfo m_collectionInfo;
#ifdef NDEBUG
inline void HTMLSelectElement::checkListItems() const
} // namespace