1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "config.h" 6#include "core/html/DocumentNameCollection.h" 7 8#include "core/html/HTMLEmbedElement.h" 9#include "core/html/HTMLFormElement.h" 10#include "core/html/HTMLObjectElement.h" 11 12namespace blink { 13 14DocumentNameCollection::DocumentNameCollection(ContainerNode& document, const AtomicString& name) 15 : HTMLNameCollection(document, DocumentNamedItems, name) 16{ 17} 18 19bool DocumentNameCollection::elementMatches(const HTMLElement& element) const 20{ 21 // Match images, forms, applets, embeds, objects and iframes by name, 22 // applets and object by id, and images by id but only if they have 23 // a name attribute (this very strange rule matches IE) 24 if (isHTMLFormElement(element) || isHTMLIFrameElement(element) || (isHTMLEmbedElement(element) && toHTMLEmbedElement(element).isExposed())) 25 return element.getNameAttribute() == m_name; 26 if (isHTMLAppletElement(element) || (isHTMLObjectElement(element) && toHTMLObjectElement(element).isExposed())) 27 return element.getNameAttribute() == m_name || element.getIdAttribute() == m_name; 28 if (isHTMLImageElement(element)) 29 return element.getNameAttribute() == m_name || (element.getIdAttribute() == m_name && element.hasName()); 30 return false; 31} 32 33} // namespace blink 34