#include "config.h"
#include "OptionElement.h"
#include "Document.h"
#include "Element.h"
#include "HTMLNames.h"
#include "HTMLOptionElement.h"
#include "OptionGroupElement.h"
#include "ScriptElement.h"
#include "SelectElement.h"
#include <wtf/Assertions.h>
#if ENABLE(WML)
#include "WMLOptionElement.h"
#include "WMLNames.h"
#endif
namespace WebCore {
void OptionElement::setSelectedState(OptionElementData& data, Element* element, bool selected)
{
if (data.selected() == selected)
return;
data.setSelected(selected);
element->setNeedsStyleRecalc();
}
int OptionElement::optionIndex(SelectElement* selectElement, const Element* element)
{
if (!selectElement)
return 0;
const Vector<Element*>& items = selectElement->listItems();
int length = items.size();
int optionIndex = 0;
for (int i = 0; i < length; ++i) {
if (!isOptionElement(items[i]))
continue;
if (items[i] == element)
return optionIndex;
++optionIndex;
}
return 0;
}
String OptionElement::collectOptionLabelOrText(const OptionElementData& data, const Element* element)
{
Document* document = element->document();
String text;
if (!document->inCompatMode())
text = data.label();
if (text.isEmpty())
text = collectOptionInnerText(element);
return normalizeText(document, text);
}
String OptionElement::collectOptionInnerText(const Element* element)
{
String text;
Node* n = element->firstChild();
while (n) {
if (n->nodeType() == Node::TEXT_NODE || n->nodeType() == Node::CDATA_SECTION_NODE)
text += n->nodeValue();
if (n->isElementNode() && toScriptElement(static_cast<Element*>(n)))
n = n->traverseNextSibling(element);
else
n = n->traverseNextNode(element);
}
return text;
}
String OptionElement::normalizeText(const Document* document, const String& src)
{
String text = document->displayStringModifiedByEncoding(src);
text = text.stripWhiteSpace();
text = text.simplifyWhiteSpace();
return text;
}
String OptionElement::collectOptionTextRespectingGroupLabel(const OptionElementData& data, const Element* element)
{
Element* parentElement = static_cast<Element*>(element->parentNode());
if (parentElement && toOptionGroupElement(parentElement))
return " " + collectOptionLabelOrText(data, element);
return collectOptionLabelOrText(data, element);
}
String OptionElement::collectOptionValue(const OptionElementData& data, const Element* element)
{
String value = data.value();
if (!value.isNull())
return value;
return collectOptionInnerText(element).stripWhiteSpace();
}
OptionElementData::OptionElementData()
: m_selected(false)
{
}
OptionElement* toOptionElement(Element* element)
{
if (element->isHTMLElement() && element->hasTagName(HTMLNames::optionTag))
return static_cast<HTMLOptionElement*>(element);
#if ENABLE(WML)
if (element->isWMLElement() && element->hasTagName(WMLNames::optionTag))
return static_cast<WMLOptionElement*>(element);
#endif
return 0;
}
bool isOptionElement(Element* element)
{
return element->hasLocalName(HTMLNames::optionTag)
#if ENABLE(WML)
|| element->hasLocalName(WMLNames::optionTag)
#endif
;
}
}