Source/core/clipboard/DataTransferItemList.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:
 *
 *     * 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
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 */

#ifndef DataTransferItemList_h
#define DataTransferItemList_h

#include "bindings/core/v8/ScriptWrappable.h"
#include "platform/heap/Handle.h"
#include "wtf/Forward.h"
#include "wtf/RefCounted.h"
#include "wtf/RefPtr.h"

namespace blink {

class DataObject;
class DataTransfer;
class DataTransferItem;
class File;

class ExceptionState;

class DataTransferItemList FINAL : public RefCountedWillBeGarbageCollected<DataTransferItemList>, public ScriptWrappable {
    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DataTransferItemList);
public:
    static PassRefPtrWillBeRawPtr<DataTransferItemList> create(PassRefPtrWillBeRawPtr<DataTransfer>, PassRefPtrWillBeRawPtr<DataObject>);

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

    void trace(Visitor*);

private:
    DataTransferItemList(PassRefPtrWillBeRawPtr<DataTransfer>, PassRefPtrWillBeRawPtr<DataObject>);

    RefPtrWillBeMember<DataTransfer> m_dataTransfer;
    RefPtrWillBeMember<DataObject> m_dataObject;
};

} // namespace blink

#endif // DataTransferItemList_h