/*
 * 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER OR 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,
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef DataTransferItemList_h
#define DataTransferItemList_h

#include "bindings/v8/ScriptWrappable.h"
#include "wtf/Forward.h"
#include "wtf/RefCounted.h"
#include "wtf/RefPtr.h"

namespace WebCore {

class ChromiumDataObject;
class Clipboard;
class DataTransferItem;
class File;

class ExceptionState;

class DataTransferItemList : public RefCounted<DataTransferItemList>, public ScriptWrappable {
public:
    static PassRefPtr<DataTransferItemList> create(PassRefPtr<Clipboard>, PassRefPtr<ChromiumDataObject>);
    ~DataTransferItemList();

    size_t length() const;
    PassRefPtr<DataTransferItem> item(unsigned long index);
    void deleteItem(unsigned long index, ExceptionState&);
    void clear();
    PassRefPtr<DataTransferItem> add(const String& data, const String& type, ExceptionState&);
    PassRefPtr<DataTransferItem> add(PassRefPtr<File>);

private:
    DataTransferItemList(PassRefPtr<Clipboard>, PassRefPtr<ChromiumDataObject>);

    RefPtr<Clipboard> m_clipboard;
    RefPtr<ChromiumDataObject> m_dataObject;
};

} // namespace WebCore

#endif // DataTransferItemList_h