WebCore/storage/SessionStorageArea.h

   1 /*
   2  * Copyright (C) 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 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 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 SessionStorageArea_h
  27 #define SessionStorageArea_h
  28
  29 #include "StorageArea.h"
  30
  31 namespace WebCore {
  32
  33     class Page;
  34
  35     class SessionStorageArea : public StorageArea {
  36     public:
  37         static PassRefPtr<SessionStorageArea> create(SecurityOrigin* origin, Page* page) { return adoptRef(new SessionStorageArea(origin, page)); }
  38         PassRefPtr<SessionStorageArea> copy(SecurityOrigin*, Page*);
  39
  40         Page* page() { return m_page; }
  41
  42     private:
  43         SessionStorageArea(SecurityOrigin*, Page*);
  44         SessionStorageArea(SecurityOrigin*, Page*, SessionStorageArea*);
  45
  46         virtual void itemChanged(const String& key, const String& oldValue, const String& newValue, Frame* sourceFrame);
  47         virtual void itemRemoved(const String& key, const String& oldValue, Frame* sourceFrame);
  48         virtual void areaCleared(Frame* sourceFrame);
  49
  50         void dispatchStorageEvent(const String& key, const String& oldValue, const String& newValue, Frame* sourceFrame);
  51
  52         Page* m_page;
  53     };
  54
  55 } // namespace WebCore
  56
  57 #endif // SessionStorageArea_h