Source/WebCore/Modules/indexeddb/IDBDatabaseCallbacks.h

/*
 * Copyright (C) 2011 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 IDBDatabaseCallbacks_h
#define IDBDatabaseCallbacks_h

#if ENABLE(INDEXED_DATABASE)

#include "IDBDatabaseError.h"
#include <wtf/RefCounted.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

// FIXME: Uses ThreadSafeRefCounted for storage in ScriptExecutionContext::Task but
// it is never actually used on multiple threads. http://webkit.org/b/101483
class IDBDatabaseCallbacks : public ThreadSafeRefCounted<IDBDatabaseCallbacks> {
public:
    virtual ~IDBDatabaseCallbacks() { }

    virtual void onForcedClose() = 0;
    virtual void onVersionChange(const String& version) = 0;
    virtual void onVersionChange(int64_t oldVersion, int64_t newVersion) = 0;
};

} // namespace WebCore

#endif

#endif // IDBDatabaseCallbacks_h