/platform/external/webkit/WebCore/css/CSSImportRule.h

 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 {
37public:
38    static PassRefPtr<CSSImportRule> create(CSSStyleSheet* parent, const String& href, PassRefPtr<MediaList> media)
39    {
40        return adoptRef(new CSSImportRule(parent, href, media));
41    }
42
43    virtual ~CSSImportRule();
44
45    String href() const { return m_strHref; }
46    MediaList* media() const { return m_lstMedia.get(); }
47    CSSStyleSheet* styleSheet() const { return m_styleSheet.get(); }
48
49    virtual String cssText() const;
50
51    // Not part of the CSSOM
52    bool isLoading() const;
53
54    virtual void addSubresourceStyleURLs(ListHashSet<KURL>& urls);
55
56private:
57    CSSImportRule(CSSStyleSheet* parent, const String& href, PassRefPtr<MediaList>);
58
59    virtual bool isImportRule() { return true; }
60    virtual void insertedIntoParent();
61
62    // from CSSRule
63    virtual unsigned short type() const { return IMPORT_RULE; }
64
65    // from CachedResourceClient
66    virtual void setCSSStyleSheet(const String& href, const KURL& baseURL, const String& charset, const CachedCSSStyleSheet*);
67
68#ifdef ANDROID_INSTRUMENT
69    // Overridden to resolve the ambiguous
70    void* operator new(size_t size);
71    void* operator new[](size_t size);
72    void operator delete(void* p, size_t size);
73    void operator delete[](void* p, size_t size);
74#endif
75
76    String m_strHref;
77    RefPtr<MediaList> m_lstMedia;
78    RefPtr<CSSStyleSheet> m_styleSheet;
79    CachedResourceHandle<CachedCSSStyleSheet> m_cachedSheet;
80    bool m_loading;
81};
82
83} // namespace WebCore
84
85#endif // CSSImportRule_h