1 /* 2 * Copyright (C) 2009 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef WebStorageAreaImpl_h 32 #define WebStorageAreaImpl_h 33 34 #if ENABLE(DOM_STORAGE) 35 36 #include "StorageAreaImpl.h" 37 #include "WebStorageArea.h" 38 39 namespace WebKit { 40 41 class WebStorageAreaImpl : public WebStorageArea { 42 public: 43 WebStorageAreaImpl(PassRefPtr<WebCore::StorageArea> storageArea); 44 virtual ~WebStorageAreaImpl(); 45 virtual unsigned length(); 46 virtual WebString key(unsigned index); 47 virtual WebString getItem(const WebString& key); 48 virtual void setItem(const WebString& key, const WebString& value, const WebURL& url, Result& result, WebString& oldValue); 49 virtual void removeItem(const WebString& key, const WebURL& url, WebString& oldValue); 50 virtual void clear(const WebURL& url, bool& somethingCleared); 51 52 // For storage events in single-process mode and test shell. currentStorageEventURL()53 static const WebURL* currentStorageEventURL() { return storageEventURL; } 54 55 private: 56 class ScopedStorageEventURL { 57 public: ScopedStorageEventURL(const WebURL & url)58 ScopedStorageEventURL(const WebURL& url) 59 { 60 // FIXME: Once storage events are fired async in WebKit (as they should 61 // be) this can be ASSERTed to be 0 rather than saved. 62 m_existingStorageEventURL = storageEventURL; 63 storageEventURL = &url; 64 } ~ScopedStorageEventURL()65 ~ScopedStorageEventURL() 66 { 67 storageEventURL = m_existingStorageEventURL; 68 } 69 70 private: 71 const WebURL* m_existingStorageEventURL; 72 }; 73 74 static const WebURL* storageEventURL; 75 76 RefPtr<WebCore::StorageArea> m_storageArea; 77 }; 78 79 } // namespace WebKit 80 81 #endif // ENABLE(DOM_STORAGE) 82 83 #endif // WebStorageAreaImpl_h 84