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      1 /*
      2  * Copyright (C) 2011 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef DataTransferItemList_h
     32 #define DataTransferItemList_h
     33 
     34 #include "bindings/core/v8/ScriptWrappable.h"
     35 #include "platform/heap/Handle.h"
     36 #include "wtf/Forward.h"
     37 #include "wtf/RefCounted.h"
     38 #include "wtf/RefPtr.h"
     39 
     40 namespace blink {
     41 
     42 class DataObject;
     43 class DataTransfer;
     44 class DataTransferItem;
     45 class File;
     46 
     47 class ExceptionState;
     48 
     49 class DataTransferItemList FINAL : public RefCountedWillBeGarbageCollected<DataTransferItemList>, public ScriptWrappable {
     50     DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DataTransferItemList);
     51     DEFINE_WRAPPERTYPEINFO();
     52 public:
     53     static PassRefPtrWillBeRawPtr<DataTransferItemList> create(PassRefPtrWillBeRawPtr<DataTransfer>, PassRefPtrWillBeRawPtr<DataObject>);
     54 
     55     size_t length() const;
     56     PassRefPtrWillBeRawPtr<DataTransferItem> item(unsigned long index);
     57     void deleteItem(unsigned long index, ExceptionState&);
     58     void clear();
     59     PassRefPtrWillBeRawPtr<DataTransferItem> add(const String& data, const String& type, ExceptionState&);
     60     PassRefPtrWillBeRawPtr<DataTransferItem> add(PassRefPtrWillBeRawPtr<File>);
     61 
     62     void trace(Visitor*);
     63 
     64 private:
     65     DataTransferItemList(PassRefPtrWillBeRawPtr<DataTransfer>, PassRefPtrWillBeRawPtr<DataObject>);
     66 
     67     RefPtrWillBeMember<DataTransfer> m_dataTransfer;
     68     RefPtrWillBeMember<DataObject> m_dataObject;
     69 };
     70 
     71 } // namespace blink
     72 
     73 #endif // DataTransferItemList_h
     74