1 /* 2 * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org) 3 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved. 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 * 20 */ 21 22 #include "config.h" 23 #include "core/css/resolver/ElementResolveContext.h" 24 25 #include "core/dom/Node.h" 26 #include "core/dom/NodeRenderStyle.h" 27 #include "core/dom/NodeRenderingTraversal.h" 28 #include "core/dom/VisitedLinkState.h" 29 30 namespace blink { 31 32 ElementResolveContext::ElementResolveContext(const Document& document) 33 : m_element(nullptr) 34 , m_parentNode(nullptr) 35 , m_rootElementStyle(document.documentElement() ? document.documentElement()->renderStyle() : document.renderStyle()) 36 , m_elementLinkState(NotInsideLink) 37 , m_distributedToInsertionPoint(false) 38 { 39 } 40 41 ElementResolveContext::ElementResolveContext(Element& element) 42 : m_element(&element) 43 , m_elementLinkState(element.document().visitedLinkState().determineLinkState(element)) 44 , m_distributedToInsertionPoint(false) 45 { 46 NodeRenderingTraversal::ParentDetails parentDetails; 47 m_parentNode = NodeRenderingTraversal::parent(&element, &parentDetails); 48 m_distributedToInsertionPoint = parentDetails.insertionPoint(); 49 50 const Document& document = element.document(); 51 Node* documentElement = document.documentElement(); 52 RenderStyle* documentStyle = document.renderStyle(); 53 m_rootElementStyle = documentElement && element != documentElement ? documentElement->renderStyle() : documentStyle; 54 if (!m_rootElementStyle) 55 m_rootElementStyle = documentStyle; 56 } 57 58 } // namespace blink 59