| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef IDBDatabase_h |
| #define IDBDatabase_h |
| |
| #include "ActiveDOMObject.h" |
| #include "DOMStringList.h" |
| #include "Event.h" |
| #include "EventTarget.h" |
| #include "ExceptionCode.h" |
| #include "IDBDatabaseBackendInterface.h" |
| #include "IDBDatabaseCallbacksImpl.h" |
| #include "IDBObjectStore.h" |
| #include "IDBTransaction.h" |
| #include "OptionsObject.h" |
| #include <wtf/PassRefPtr.h> |
| #include <wtf/RefCounted.h> |
| #include <wtf/RefPtr.h> |
| |
| #if ENABLE(INDEXED_DATABASE) |
| |
| namespace WebCore { |
| |
| class IDBVersionChangeRequest; |
| class ScriptExecutionContext; |
| |
| class IDBDatabase : public RefCounted<IDBDatabase>, public EventTarget, public ActiveDOMObject { |
| public: |
| static PassRefPtr<IDBDatabase> create(ScriptExecutionContext*, PassRefPtr<IDBDatabaseBackendInterface>); |
| ~IDBDatabase(); |
| |
| void setSetVersionTransaction(IDBTransaction*); |
| |
| // Implement the IDL |
| String name() const { return m_backend->name(); } |
| String version() const { return m_backend->version(); } |
| PassRefPtr<DOMStringList> objectStoreNames() const { return m_backend->objectStoreNames(); } |
| |
| // FIXME: Try to modify the code generator so this is unneeded. |
| PassRefPtr<IDBObjectStore> createObjectStore(const String& name, ExceptionCode& ec) { return createObjectStore(name, OptionsObject(), ec); } |
| PassRefPtr<IDBTransaction> transaction(ScriptExecutionContext* context, ExceptionCode& ec) { return transaction(context, 0, ec); } |
| PassRefPtr<IDBTransaction> transaction(ScriptExecutionContext* context, PassRefPtr<DOMStringList> storeNames, ExceptionCode& ec) { return transaction(context, storeNames, IDBTransaction::READ_ONLY, ec); } |
| PassRefPtr<IDBTransaction> transaction(ScriptExecutionContext*, PassRefPtr<DOMStringList>, unsigned short mode, ExceptionCode&); |
| |
| PassRefPtr<IDBObjectStore> createObjectStore(const String& name, const OptionsObject&, ExceptionCode&); |
| void deleteObjectStore(const String& name, ExceptionCode&); |
| PassRefPtr<IDBVersionChangeRequest> setVersion(ScriptExecutionContext*, const String& version, ExceptionCode&); |
| void close(); |
| |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(abort); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(error); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(versionchange); |
| |
| // IDBDatabaseCallbacks |
| virtual void onVersionChange(const String& requestedVersion); |
| |
| // ActiveDOMObject |
| virtual bool hasPendingActivity() const; |
| virtual void stop(); |
| |
| // EventTarget |
| virtual IDBDatabase* toIDBDatabase() { return this; } |
| virtual ScriptExecutionContext* scriptExecutionContext() const; |
| |
| |
| void open(); |
| void enqueueEvent(PassRefPtr<Event>); |
| bool dispatchEvent(PassRefPtr<Event> event, ExceptionCode& ec) { return EventTarget::dispatchEvent(event, ec); } |
| virtual bool dispatchEvent(PassRefPtr<Event>); |
| |
| using RefCounted<IDBDatabase>::ref; |
| using RefCounted<IDBDatabase>::deref; |
| |
| private: |
| IDBDatabase(ScriptExecutionContext*, PassRefPtr<IDBDatabaseBackendInterface>); |
| |
| // EventTarget |
| virtual void refEventTarget() { ref(); } |
| virtual void derefEventTarget() { deref(); } |
| virtual EventTargetData* eventTargetData(); |
| virtual EventTargetData* ensureEventTargetData(); |
| |
| RefPtr<IDBDatabaseBackendInterface> m_backend; |
| RefPtr<IDBTransaction> m_setVersionTransaction; |
| |
| bool m_noNewTransactions; |
| bool m_stopped; |
| |
| EventTargetData m_eventTargetData; |
| |
| // Keep track of the versionchange events waiting to be fired on this |
| // database so that we can cancel them if the database closes. |
| Vector<RefPtr<Event> > m_enqueuedEvents; |
| |
| RefPtr<IDBDatabaseCallbacksImpl> m_databaseCallbacks; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif |
| |
| #endif // IDBDatabase_h |