third_party/WebKit/Source/core/dom/StyleSheetCollection.h

/*
 * 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 "bindings/core/v8/ScriptWrappable.h"
#include "bindings/core/v8/TraceWrapperMember.h"
#include "core/CoreExport.h"
#include "platform/heap/Handle.h"
#include "wtf/Allocator.h"
#include "wtf/Vector.h"

namespace blink {

class CSSStyleSheet;
class StyleSheet;

class CORE_EXPORT StyleSheetCollection
    : public GarbageCollected<StyleSheetCollection>,
      public TraceWrapperBase {
  WTF_MAKE_NONCOPYABLE(StyleSheetCollection);

 public:
  friend class ActiveDocumentStyleSheetCollector;
  friend class ImportedDocumentStyleSheetCollector;

  static StyleSheetCollection* create() { return new StyleSheetCollection; }

  const HeapVector<Member<CSSStyleSheet>>& activeAuthorStyleSheets() const {
    return m_activeAuthorStyleSheets;
  }
  const HeapVector<TraceWrapperMember<StyleSheet>>&
  styleSheetsForStyleSheetList() const {
    return m_styleSheetsForStyleSheetList;
  }

  void swap(StyleSheetCollection&);
  void swapSheetsForSheetList(HeapVector<Member<StyleSheet>>&);
  void appendActiveStyleSheet(CSSStyleSheet*);
  void appendActiveStyleSheets(const HeapVector<Member<CSSStyleSheet>>&);
  void appendSheetForList(StyleSheet*);

  DECLARE_VIRTUAL_TRACE();
  DECLARE_VIRTUAL_TRACE_WRAPPERS();

  void dispose();

 protected:
  StyleSheetCollection();

  HeapVector<TraceWrapperMember<StyleSheet>> m_styleSheetsForStyleSheetList;
  HeapVector<Member<CSSStyleSheet>> m_activeAuthorStyleSheets;
};

}  // namespace blink

#endif  // StyleSheetCollection_h