/* * Copyright (C) 2007, 2008, 2009 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "JSNamedNodeMap.h" #include "JSNode.h" #include "Element.h" #include "NamedNodeMap.h" using namespace JSC; namespace WebCore { bool JSNamedNodeMap::canGetItemsForName(ExecState*, NamedNodeMap* impl, const Identifier& propertyName) { return impl->getNamedItem(identifierToString(propertyName)); } JSValue JSNamedNodeMap::nameGetter(ExecState* exec, JSValue slotBase, const Identifier& propertyName) { JSNamedNodeMap* thisObj = static_cast<JSNamedNodeMap*>(asObject(slotBase)); return toJS(exec, thisObj->globalObject(), thisObj->impl()->getNamedItem(identifierToString(propertyName))); } void JSNamedNodeMap::visitChildren(SlotVisitor& visitor) { ASSERT_GC_OBJECT_INHERITS(this, &s_info); COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag); ASSERT(structure()->typeInfo().overridesVisitChildren()); Base::visitChildren(visitor); // We need to keep the wrapper for our underlying NamedNodeMap's element // alive because NamedNodeMap and Attr rely on the element for data, and // don't know how to keep it alive correctly. // FIXME: Fix this lifetime issue in the DOM, and remove this. Element* element = impl()->element(); if (!element) return; visitor.addOpaqueRoot(root(element)); } } // namespace WebCore