2 Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
3 Copyright (C) 2001 Dirk Mueller <mueller@kde.org>
4 Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
5 Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Library General Public
9 License as published by the Free Software Foundation; either
10 version 2 of the License, or (at your option) any later version.
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Library General Public License for more details.
17 You should have received a copy of the GNU Library General Public License
18 along with this library; see the file COPYING.LIB. If not, write to
19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA.
22 This class provides all functionality needed for loading images, style sheets and html
23 pages from the web. It has a memory cache for these objects.
26 #ifndef CSSStyleSheetResource_h
27 #define CSSStyleSheetResource_h
29 #include "core/fetch/ResourcePtr.h"
30 #include "core/fetch/StyleSheetResource.h"
31 #include "platform/heap/Handle.h"
35 class CSSParserContext;
37 class StyleSheetContents;
38 class TextResourceDecoder;
40 class CSSStyleSheetResource FINAL : public StyleSheetResource {
42 CSSStyleSheetResource(const ResourceRequest&, const String& charset);
43 virtual ~CSSStyleSheetResource();
44 virtual void trace(Visitor*) OVERRIDE;
46 const String sheetText(bool enforceMIMEType = true, bool* hasValidMIMEType = 0) const;
48 virtual void didAddClient(ResourceClient*) OVERRIDE;
50 PassRefPtrWillBeRawPtr<StyleSheetContents> restoreParsedStyleSheet(const CSSParserContext&);
51 void saveParsedStyleSheet(PassRefPtrWillBeRawPtr<StyleSheetContents>);
54 virtual bool isSafeToUnlock() const OVERRIDE;
55 virtual void destroyDecodedDataIfPossible() OVERRIDE;
58 bool canUseSheet(bool enforceMIMEType, bool* hasValidMIMEType) const;
59 virtual void dispose() OVERRIDE;
60 virtual void checkNotify() OVERRIDE;
62 String m_decodedSheetText;
64 RefPtrWillBeMember<StyleSheetContents> m_parsedStyleSheetCache;
67 DEFINE_RESOURCE_TYPE_CASTS(CSSStyleSheet);