JSOptionConstructor.cpp [plain text]
#include "config.h"
#include "JSOptionConstructor.h"
#include "HTMLNames.h"
#include "HTMLOptionElement.h"
#include "JSHTMLOptionElement.h"
#include "ScriptExecutionContext.h"
#include "Text.h"
using namespace JSC;
namespace WebCore {
ASSERT_CLASS_FITS_IN_CELL(JSOptionConstructor);
const ClassInfo JSOptionConstructor::s_info = { "OptionConstructor", 0, 0, 0 };
JSOptionConstructor::JSOptionConstructor(ExecState* exec, JSDOMGlobalObject* globalObject)
: DOMObject(JSOptionConstructor::createStructure(exec->lexicalGlobalObject()->objectPrototype()))
, m_globalObject(globalObject)
{
ASSERT(globalObject->scriptExecutionContext());
ASSERT(globalObject->scriptExecutionContext()->isDocument());
putDirect(exec->propertyNames().prototype, JSHTMLOptionElementPrototype::self(exec, exec->lexicalGlobalObject()), None);
putDirect(exec->propertyNames().length, jsNumber(exec, 4), ReadOnly|DontDelete|DontEnum);
}
Document* JSOptionConstructor::document() const
{
return static_cast<Document*>(m_globalObject->scriptExecutionContext());
}
static JSObject* constructHTMLOptionElement(ExecState* exec, JSObject* constructor, const ArgList& args)
{
Document* document = static_cast<JSOptionConstructor*>(constructor)->document();
if (!document)
return throwError(exec, ReferenceError, "Option constructor associated document is unavailable");
RefPtr<HTMLOptionElement> element = static_pointer_cast<HTMLOptionElement>(document->createElement(HTMLNames::optionTag, false));
ExceptionCode ec = 0;
RefPtr<Text> text = document->createTextNode("");
if (!args.at(0).isUndefined())
text->setData(args.at(0).toString(exec), ec);
if (ec == 0)
element->appendChild(text.release(), ec);
if (ec == 0 && !args.at(1).isUndefined())
element->setValue(args.at(1).toString(exec));
if (ec == 0)
element->setDefaultSelected(args.at(2).toBoolean(exec));
if (ec == 0)
element->setSelected(args.at(3).toBoolean(exec));
if (ec) {
setDOMException(exec, ec);
return 0;
}
return asObject(toJS(exec, element.release()));
}
ConstructType JSOptionConstructor::getConstructData(ConstructData& constructData)
{
constructData.native.function = constructHTMLOptionElement;
return ConstructTypeHost;
}
void JSOptionConstructor::mark()
{
DOMObject::mark();
if (!m_globalObject->marked())
m_globalObject->mark();
}
}