/*

 * This file is part of the XSL implementation.

 *

 * Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public License

 * along with this library; see the file COPYING.LIB.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 *

 */

#ifndef XSLImportRule_h

#define XSLImportRule_h

#if ENABLE(XSLT)

#include "CachedResourceClient.h"

#include "CachedResourceHandle.h"

#include "StyleBase.h"

#include "XSLStyleSheet.h"

namespace WebCore {

class CachedXSLStyleSheet;

class XSLImportRule : public StyleBase, private CachedResourceClient {

public:

    static PassRefPtr<XSLImportRule> create(XSLStyleSheet* parentSheet, const String& href)

    {

        return adoptRef(new XSLImportRule(parentSheet, href));

    }

    virtual ~XSLImportRule();

    const String& href() const { return m_strHref; }

    XSLStyleSheet* styleSheet() const { return m_styleSheet.get(); }

    XSLStyleSheet* parentStyleSheet() const;

    bool isLoading();

    void loadSheet();

private:

    XSLImportRule(XSLStyleSheet* parentSheet, const String& href);

    virtual bool isImportRule() { return true; }

    // from CachedResourceClient

    virtual void setXSLStyleSheet(const String& url, const String& sheet);

    String m_strHref;

    RefPtr<XSLStyleSheet> m_styleSheet;

    CachedResourceHandle<CachedXSLStyleSheet> m_cachedSheet;

    bool m_loading;

};

} // namespace WebCore

#endif // ENABLE(XSLT)

#endif // XSLImportRule_h