| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * (C) 2001 Dirk Mueller (mueller@kde.org) |
| * (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved. |
| * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
| * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
| * Copyright (C) 2011 Google Inc. All rights reserved. |
| * |
| * 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. |
| * |
| */ |
| |
| #ifndef StyleSheetCollection_h |
| #define StyleSheetCollection_h |
| |
| #include "core/dom/Document.h" |
| #include "core/dom/DocumentOrderedList.h" |
| #include "core/dom/StyleSheetScopingNodeList.h" |
| #include "core/dom/TreeScope.h" |
| #include "wtf/FastAllocBase.h" |
| #include "wtf/HashMap.h" |
| #include "wtf/ListHashSet.h" |
| #include "wtf/RefPtr.h" |
| #include "wtf/Vector.h" |
| #include "wtf/text/WTFString.h" |
| |
| namespace WebCore { |
| |
| class ContainerNode; |
| class CSSStyleSheet; |
| class StyleEngine; |
| class Node; |
| class StyleSheet; |
| class StyleSheetContents; |
| class StyleSheetList; |
| |
| class StyleSheetCollection { |
| WTF_MAKE_NONCOPYABLE(StyleSheetCollection); WTF_MAKE_FAST_ALLOCATED; |
| public: |
| void addStyleSheetCandidateNode(Node*, bool createdByParser); |
| void removeStyleSheetCandidateNode(Node*, ContainerNode* scopingNode); |
| bool hasStyleSheetCandidateNodes() const { return !m_styleSheetCandidateNodes.isEmpty(); } |
| |
| Vector<RefPtr<CSSStyleSheet> >& activeAuthorStyleSheets() { return m_activeAuthorStyleSheets; } |
| Vector<RefPtr<StyleSheet> >& styleSheetsForStyleSheetList() { return m_styleSheetsForStyleSheetList; } |
| const Vector<RefPtr<CSSStyleSheet> >& activeAuthorStyleSheets() const { return m_activeAuthorStyleSheets; } |
| const Vector<RefPtr<StyleSheet> >& styleSheetsForStyleSheetList() const { return m_styleSheetsForStyleSheetList; } |
| |
| bool usesRemUnits() const { return m_usesRemUnits; } |
| |
| DocumentOrderedList& styleSheetCandidateNodes() { return m_styleSheetCandidateNodes; } |
| DocumentOrderedList* scopingNodesForStyleScoped() { return m_scopingNodesForStyleScoped.scopingNodes(); } |
| ListHashSet<Node*, 4>* scopingNodesRemoved() { return m_scopingNodesForStyleScoped.scopingNodesRemoved(); } |
| |
| protected: |
| explicit StyleSheetCollection(TreeScope&); |
| |
| Document* document() { return m_treeScope.documentScope(); } |
| |
| enum StyleResolverUpdateType { |
| Reconstruct, |
| Reset, |
| Additive |
| }; |
| void analyzeStyleSheetChange(StyleResolverUpdateMode, const Vector<RefPtr<CSSStyleSheet> >& oldStyleSheets, const Vector<RefPtr<CSSStyleSheet> >& newStylesheets, StyleResolverUpdateType&, bool& requiresFullStyleRecalc); |
| void resetAllRuleSetsInTreeScope(StyleResolver*); |
| void updateUsesRemUnits(); |
| |
| private: |
| StyleResolverUpdateType compareStyleSheets(const Vector<RefPtr<CSSStyleSheet> >& oldStyleSheets, const Vector<RefPtr<CSSStyleSheet> >& newStylesheets, Vector<StyleSheetContents*>& addedSheets); |
| bool activeLoadingStyleSheetLoaded(const Vector<RefPtr<CSSStyleSheet> >& newStyleSheets); |
| |
| protected: |
| Vector<RefPtr<StyleSheet> > m_styleSheetsForStyleSheetList; |
| Vector<RefPtr<CSSStyleSheet> > m_activeAuthorStyleSheets; |
| |
| TreeScope& m_treeScope; |
| bool m_hadActiveLoadingStylesheet; |
| bool m_usesRemUnits; |
| |
| DocumentOrderedList m_styleSheetCandidateNodes; |
| StyleSheetScopingNodeList m_scopingNodesForStyleScoped; |
| }; |
| |
| } |
| |
| #endif |
| |