/* * 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. * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * 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 IDBCallbacks_h #define IDBCallbacks_h #include "IDBDatabaseBackendInterface.h" #include "IDBDatabaseError.h" #include "IDBKey.h" #include "IDBKeyPath.h" #include "SharedBuffer.h" #include <wtf/RefCounted.h> #if ENABLE(INDEXED_DATABASE) namespace WebCore { class DOMStringList; class IDBCursorBackendInterface; class IDBCallbacks : public RefCounted<IDBCallbacks> { public: virtual ~IDBCallbacks() { } virtual void onError(PassRefPtr<IDBDatabaseError>) = 0; // From IDBFactory.webkitGetDatabaseNames() virtual void onSuccess(PassRefPtr<DOMStringList>) = 0; // From IDBObjectStore/IDBIndex.openCursor(), IDBIndex.openKeyCursor() virtual void onSuccess(PassRefPtr<IDBCursorBackendInterface>, PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer>) = 0; // From IDBObjectStore.add()/put(), IDBIndex.getKey() virtual void onSuccess(PassRefPtr<IDBKey>) = 0; // From IDBObjectStore/IDBIndex.get()/count(), and various methods that yield null/undefined. virtual void onSuccess(PassRefPtr<SharedBuffer>) = 0; // From IDBObjectStore/IDBIndex.get() (with key injection) virtual void onSuccess(PassRefPtr<SharedBuffer>, PassRefPtr<IDBKey>, const IDBKeyPath&) = 0; // From IDBObjectStore/IDBIndex.count() virtual void onSuccess(int64_t value) = 0; // From IDBFactor.deleteDatabase(), IDBObjectStore/IDBIndex.get(), IDBObjectStore.delete(), IDBObjectStore.clear() virtual void onSuccess() = 0; // From IDBCursor.advance()/continue() virtual void onSuccess(PassRefPtr<IDBKey>, PassRefPtr<IDBKey> primaryKey, PassRefPtr<SharedBuffer>) = 0; // From IDBCursor.advance()/continue() virtual void onSuccessWithPrefetch(const Vector<RefPtr<IDBKey> >& keys, const Vector<RefPtr<IDBKey> >& primaryKeys, const Vector<RefPtr<SharedBuffer> >& values) = 0; // From IDBFactory.open()/deleteDatabase() virtual void onBlocked(int64_t /* existingVersion */) { ASSERT_NOT_REACHED(); } // From IDBFactory.open() virtual void onUpgradeNeeded(int64_t /* oldVersion */, PassRefPtr<IDBDatabaseBackendInterface>, const IDBDatabaseMetadata&) { ASSERT_NOT_REACHED(); } virtual void onSuccess(PassRefPtr<IDBDatabaseBackendInterface>, const IDBDatabaseMetadata&) { ASSERT_NOT_REACHED(); } }; } // namespace WebCore #endif #endif // IDBCallbacks_h