1/* 2 * Copyright (C) 2010 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 FileWriterSync_h 32#define FileWriterSync_h 33 34#include "bindings/core/v8/ScriptWrappable.h" 35#include "core/fileapi/FileError.h" 36#include "modules/filesystem/FileWriterBase.h" 37#include "platform/heap/Handle.h" 38#include "public/platform/WebFileWriterClient.h" 39 40namespace blink { 41 42class Blob; 43class ExceptionState; 44 45class FileWriterSync FINAL : public FileWriterBase, public ScriptWrappable, public WebFileWriterClient { 46 DEFINE_WRAPPERTYPEINFO(); 47public: 48 static FileWriterSync* create() 49 { 50 return adoptRefCountedGarbageCollectedWillBeNoop(new FileWriterSync()); 51 } 52 virtual ~FileWriterSync(); 53 54 // FileWriterBase 55 void write(Blob*, ExceptionState&); 56 void seek(long long position, ExceptionState&); 57 void truncate(long long length, ExceptionState&); 58 59 // WebFileWriterClient, via FileWriterBase 60 virtual void didWrite(long long bytes, bool complete) OVERRIDE; 61 virtual void didTruncate() OVERRIDE; 62 virtual void didFail(WebFileError) OVERRIDE; 63 64private: 65 FileWriterSync(); 66 void prepareForWrite(); 67 68 FileError::ErrorCode m_error; 69#if ENABLE(ASSERT) 70 bool m_complete; 71#endif 72}; 73 74} // namespace blink 75 76#endif // FileWriter_h 77