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 Storage_h 27 #define Storage_h 28 29 #include "bindings/v8/ScriptWrappable.h" 30 #include "bindings/v8/V8Binding.h" 31 #include "core/frame/DOMWindowProperty.h" 32 #include "core/storage/StorageArea.h" 33 #include "platform/heap/Handle.h" 34 #include "wtf/Forward.h" 35 #include "wtf/RefCounted.h" 36 #include "wtf/RefPtr.h" 37 38 namespace WebCore { 39 40 class ExceptionState; 41 class LocalFrame; 42 43 class Storage FINAL : public RefCountedWillBeGarbageCollectedFinalized<Storage>, public ScriptWrappable, public DOMWindowProperty { 44 public: 45 static PassRefPtrWillBeRawPtr<Storage> create(LocalFrame*, PassOwnPtrWillBeRawPtr<StorageArea>); 46 virtual ~Storage(); 47 48 unsigned length(ExceptionState& ec) const { return m_storageArea->length(ec, m_frame); } 49 String key(unsigned index, ExceptionState& ec) const { return m_storageArea->key(index, ec, m_frame); } 50 String getItem(const String& key, ExceptionState& ec) const { return m_storageArea->getItem(key, ec, m_frame); } 51 void setItem(const String& key, const String& value, ExceptionState& ec) { m_storageArea->setItem(key, value, ec, m_frame); } 52 void removeItem(const String& key, ExceptionState& ec) { m_storageArea->removeItem(key, ec, m_frame); } 53 void clear(ExceptionState& ec) { m_storageArea->clear(ec, m_frame); } 54 bool contains(const String& key, ExceptionState& ec) const { return m_storageArea->contains(key, ec, m_frame); } 55 56 StorageArea* area() const { return m_storageArea.get(); } 57 58 String anonymousIndexedGetter(unsigned, ExceptionState&); 59 String anonymousNamedGetter(const AtomicString&, ExceptionState&); 60 bool anonymousNamedSetter(const AtomicString& name, const AtomicString& value, ExceptionState&); 61 bool anonymousIndexedSetter(unsigned, const AtomicString&, ExceptionState&); 62 DeleteResult anonymousNamedDeleter(const AtomicString&, ExceptionState&); 63 DeleteResult anonymousIndexedDeleter(unsigned, ExceptionState&); 64 void namedPropertyEnumerator(Vector<String>&, ExceptionState&); 65 bool namedPropertyQuery(const AtomicString&, ExceptionState&); 66 67 void trace(Visitor*); 68 69 private: 70 Storage(LocalFrame*, PassOwnPtrWillBeRawPtr<StorageArea>); 71 72 OwnPtrWillBeMember<StorageArea> m_storageArea; 73 }; 74 75 } // namespace WebCore 76 77 #endif // Storage_h 78
