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) 2011 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 StyleSheetCollection_h
29#define StyleSheetCollection_h
30
31#include "platform/heap/Handle.h"
32#include "wtf/FastAllocBase.h"
33#include "wtf/RefPtr.h"
34#include "wtf/Vector.h"
35
36namespace blink {
37
38class CSSStyleSheet;
39class StyleSheet;
40
41class StyleSheetCollection : public NoBaseWillBeGarbageCollectedFinalized<StyleSheetCollection> {
42    WTF_MAKE_NONCOPYABLE(StyleSheetCollection);
43    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
44public:
45    friend class ActiveDocumentStyleSheetCollector;
46    friend class ImportedDocumentStyleSheetCollector;
47
48    StyleSheetCollection();
49    virtual ~StyleSheetCollection();
50
51    WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& activeAuthorStyleSheets() { return m_activeAuthorStyleSheets; }
52    WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& styleSheetsForStyleSheetList() { return m_styleSheetsForStyleSheetList; }
53    const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& activeAuthorStyleSheets() const { return m_activeAuthorStyleSheets; }
54    const WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& styleSheetsForStyleSheetList() const { return m_styleSheetsForStyleSheetList; }
55
56    void swap(StyleSheetCollection&);
57    void swapSheetsForSheetList(WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >&);
58    void appendActiveStyleSheets(const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >&);
59    void appendActiveStyleSheet(CSSStyleSheet*);
60    void appendSheetForList(StyleSheet*);
61
62    virtual void trace(Visitor*);
63
64protected:
65    WillBeHeapVector<RefPtrWillBeMember<StyleSheet> > m_styleSheetsForStyleSheetList;
66    WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> > m_activeAuthorStyleSheets;
67};
68
69}
70
71#endif
72
73