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

   1 /*
   2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
   3  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
   4  *           (C) 2001 Dirk Mueller (mueller@kde.org)
   5  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
   6  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
   7  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
   8  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
   9  * Copyright (C) 2013 Google Inc. All rights reserved.
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Library General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 2 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Library General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Library General Public License
  22  * along with this library; see the file COPYING.LIB.  If not, write to
  23  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  24  * Boston, MA 02110-1301, USA.
  25  *
  26  */
  27
  28 #ifndef ShadowTreeStyleSheetCollection_h
  29 #define ShadowTreeStyleSheetCollection_h
  30
  31 #include "core/dom/TreeScopeStyleSheetCollection.h"
  32
  33 namespace blink {
  34
  35 class ShadowRoot;
  36 class StyleSheetCollection;
  37 class StyleEngine;
  38
  39 class ShadowTreeStyleSheetCollection final : public TreeScopeStyleSheetCollection {
  40     WTF_MAKE_NONCOPYABLE(ShadowTreeStyleSheetCollection);
  41     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(ShadowTreeStyleSheetCollection);
  42 public:
  43     explicit ShadowTreeStyleSheetCollection(ShadowRoot&);
  44
  45     void updateActiveStyleSheets(StyleEngine&, StyleResolverUpdateMode);
  46
  47     DEFINE_INLINE_VIRTUAL_TRACE()
  48     {
  49         TreeScopeStyleSheetCollection::trace(visitor);
  50     }
  51
  52 private:
  53     void collectStyleSheets(StyleEngine&, StyleSheetCollection&);
  54 };
  55
  56 }
  57
  58 #endif
  59