1 /*

     2  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  * 1. Redistributions of source code must retain the above copyright

     8  *    notice, this list of conditions and the following disclaimer.

     9  * 2. Redistributions in binary form must reproduce the above copyright

    10  *    notice, this list of conditions and the following disclaimer in the

    11  *    documentation and/or other materials provided with the distribution.

    12  *

    13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

    14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

    17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

    24  */

    25 

    26 #ifndef CachedPage_h

    27 #define CachedPage_h

    28 

    29 #include "CachedFrame.h"

    30 

    31 namespace WebCore {

    32     

    33 class Document;

    34 class DocumentLoader;

    35 class Page;

    36 

    37 class CachedPage : public RefCounted<CachedPage> {

    38 public:

    39     static PassRefPtr<CachedPage> create(Page*);

    40     ~CachedPage();

    41 

    42     void restore(Page*);

    43     void clear();

    44     void destroy();

    45 

    46     Document* document() const { return m_cachedMainFrame->document(); }

    47     DocumentLoader* documentLoader() const { return m_cachedMainFrame->documentLoader(); }

    48 

    49     double timeStamp() const { return m_timeStamp; }

    50     

    51     CachedFrame* cachedMainFrame() { return m_cachedMainFrame.get(); }

    52 

    53 private:

    54     CachedPage(Page*);

    55 

    56     double m_timeStamp;

    57     RefPtr<CachedFrame> m_cachedMainFrame;

    58 };

    59 

    60 } // namespace WebCore

    61 

    62 #endif // CachedPage_h

    63