1/* 2 * (C) 1999-2003 Lars Knoll (knoll@kde.org) 3 * (C) 2002-2003 Dirk Mueller (mueller@kde.org) 4 * Copyright (C) 2002, 2006, 2008 Apple Inc. All rights reserved. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public License 17 * along with this library; see the file COPYING.LIB. If not, write to 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 */ 21 22#ifndef CSSImportRule_h 23#define CSSImportRule_h 24 25#include "CSSRule.h" 26#include "CachedResourceClient.h" 27#include "CachedResourceHandle.h" 28#include "MediaList.h" 29#include "PlatformString.h" 30 31namespace WebCore { 32 33class CachedCSSStyleSheet; 34class MediaList; 35 36class CSSImportRule : public CSSRule, private CachedResourceClient { 37 WTF_MAKE_FAST_ALLOCATED; 38public: 39 static PassRefPtr<CSSImportRule> create(CSSStyleSheet* parent, const String& href, PassRefPtr<MediaList> media) 40 { 41 return adoptRef(new CSSImportRule(parent, href, media)); 42 } 43 44 virtual ~CSSImportRule(); 45 46 String href() const { return m_strHref; } 47 MediaList* media() const { return m_lstMedia.get(); } 48 CSSStyleSheet* styleSheet() const { return m_styleSheet.get(); } 49 50 virtual String cssText() const; 51 52 // Not part of the CSSOM 53 bool isLoading() const; 54 55 virtual void addSubresourceStyleURLs(ListHashSet<KURL>& urls); 56 57private: 58 CSSImportRule(CSSStyleSheet* parent, const String& href, PassRefPtr<MediaList>); 59 60 virtual bool isImportRule() { return true; } 61 virtual void insertedIntoParent(); 62 63 // from CSSRule 64 virtual unsigned short type() const { return IMPORT_RULE; } 65 66 // from CachedResourceClient 67 virtual void setCSSStyleSheet(const String& href, const KURL& baseURL, const String& charset, const CachedCSSStyleSheet*); 68 69 String m_strHref; 70 RefPtr<MediaList> m_lstMedia; 71 RefPtr<CSSStyleSheet> m_styleSheet; 72 CachedResourceHandle<CachedCSSStyleSheet> m_cachedSheet; 73 bool m_loading; 74}; 75 76} // namespace WebCore 77 78#endif // CSSImportRule_h 79