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📄 jshtmlselectelementcustom.cpp

📁 linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit
💻 CPP
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/* * Copyright (C) 2007 Apple, Inc. * Copyright (C) 2007 Alexey Proskuryakov (ap@webkit.org) * * 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. */#include "config.h"#include "JSHTMLSelectElementCustom.h"#include "ExceptionCode.h"#include "HTMLNames.h"#include "HTMLOptionElement.h"#include "HTMLSelectElement.h"#include "JSHTMLOptionElement.h"namespace WebCore {using namespace JSC;using namespace HTMLNames;JSValuePtr JSHTMLSelectElement::remove(ExecState* exec, const ArgList& args){    HTMLSelectElement& select = *static_cast<HTMLSelectElement*>(impl());    // we support both options index and options objects    HTMLElement* element = toHTMLElement(args.at(exec, 0));    if (element && element->hasTagName(optionTag))        select.remove(static_cast<HTMLOptionElement*>(element)->index());    else        select.remove(args.at(exec, 0).toInt32(exec));    return jsUndefined();}void selectIndexSetter(HTMLSelectElement* select, JSC::ExecState* exec, unsigned index, JSC::JSValuePtr value){    if (value.isUndefinedOrNull())        select->remove(index);    else {        ExceptionCode ec = 0;        HTMLOptionElement* option = toHTMLOptionElement(value);        if (!option)            ec = TYPE_MISMATCH_ERR;        else            select->setOption(index, option, ec);        setDOMException(exec, ec);    }}void JSHTMLSelectElement::indexSetter(JSC::ExecState* exec, unsigned index, JSC::JSValuePtr value){    selectIndexSetter(static_cast<HTMLSelectElement*>(impl()), exec, index, value);}}

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