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-rw-r--r--WebCore/fileapi/FileWriter.h119
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diff --git a/WebCore/fileapi/FileWriter.h b/WebCore/fileapi/FileWriter.h
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--- a/WebCore/fileapi/FileWriter.h
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-/*
- * Copyright (C) 2010 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,
- * 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 FileWriter_h
-#define FileWriter_h
-
-#if ENABLE(FILE_SYSTEM)
-
-#include "ActiveDOMObject.h"
-#include "EventTarget.h"
-#include "FileWriterBase.h"
-#include <wtf/PassRefPtr.h>
-#include <wtf/RefPtr.h>
-
-namespace WebCore {
-
-class ScriptExecutionContext;
-
-class FileWriter : public FileWriterBase, public ActiveDOMObject, public EventTarget, public AsyncFileWriterClient {
-public:
- static PassRefPtr<FileWriter> create(ScriptExecutionContext* context)
- {
- return adoptRef(new FileWriter(context));
- }
-
- enum ReadyState {
- INIT = 0,
- WRITING = 1,
- DONE = 2
- };
-
- void write(Blob*, ExceptionCode&);
- void seek(long long position, ExceptionCode&);
- void truncate(long long length, ExceptionCode&);
- void abort(ExceptionCode&);
- ReadyState readyState() const { return m_readyState; }
- FileError* error() const { return m_error.get(); }
-
- // AsyncFileWriterClient
- void didWrite(long long bytes, bool complete);
- void didTruncate();
- void didFail(FileError::ErrorCode);
-
- // ActiveDOMObject
- virtual bool canSuspend() const;
- virtual bool hasPendingActivity() const;
- virtual void stop();
-
- // EventTarget
- virtual FileWriter* toFileWriter() { return this; }
- virtual ScriptExecutionContext* scriptExecutionContext() const { return ActiveDOMObject::scriptExecutionContext(); }
-
- using RefCounted<FileWriterBase>::ref;
- using RefCounted<FileWriterBase>::deref;
-
- DEFINE_ATTRIBUTE_EVENT_LISTENER(writestart);
- DEFINE_ATTRIBUTE_EVENT_LISTENER(progress);
- DEFINE_ATTRIBUTE_EVENT_LISTENER(write);
- DEFINE_ATTRIBUTE_EVENT_LISTENER(abort);
- DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
- DEFINE_ATTRIBUTE_EVENT_LISTENER(writeend);
-
-private:
- FileWriter(ScriptExecutionContext*);
-
- virtual ~FileWriter();
-
- // EventTarget
- virtual void refEventTarget() { ref(); }
- virtual void derefEventTarget() { deref(); }
- virtual EventTargetData* eventTargetData() { return &m_eventTargetData; }
- virtual EventTargetData* ensureEventTargetData() { return &m_eventTargetData; }
-
- void fireEvent(const AtomicString& type);
-
- void setError(FileError::ErrorCode, ExceptionCode&);
-
- RefPtr<FileError> m_error;
- EventTargetData m_eventTargetData;
- ReadyState m_readyState;
- bool m_startedWriting;
- long long m_bytesWritten;
- long long m_bytesToWrite;
- long long m_truncateLength;
- RefPtr<Blob> m_blobBeingWritten;
-};
-
-} // namespace WebCore
-
-#endif // ENABLE(FILE_SYSTEM)
-
-#endif // FileWriter_h