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 WorkerAsyncFileWriterChromium_h 32 #define WorkerAsyncFileWriterChromium_h 33 34 #if ENABLE(FILE_SYSTEM) 35 36 #include "AsyncFileWriter.h" 37 #include <wtf/PassOwnPtr.h> 38 39 namespace WebKit { 40 class WebFileSystem; 41 class WebFileWriter; 42 class WorkerFileWriterCallbacksBridge; 43 } 44 45 namespace WTF { 46 class String; 47 } 48 using WTF::String; 49 50 namespace WebCore { 51 52 class AsyncFileSystem; 53 class AsyncFileWriterClient; 54 class Blob; 55 class WorkerContext; 56 57 class WorkerAsyncFileWriterChromium : public AsyncFileWriter { 58 public: 59 enum WriterType { 60 Asynchronous, 61 Synchronous, 62 }; 63 create(WebKit::WebFileSystem * webFileSystem,const String & path,WorkerContext * workerContext,AsyncFileWriterClient * client,WriterType type)64 static PassOwnPtr<WorkerAsyncFileWriterChromium> create(WebKit::WebFileSystem* webFileSystem, const String& path, WorkerContext* workerContext, AsyncFileWriterClient* client, WriterType type) 65 { 66 return adoptPtr(new WorkerAsyncFileWriterChromium(webFileSystem, path, workerContext, client, type)); 67 } 68 ~WorkerAsyncFileWriterChromium(); 69 70 bool waitForOperationToComplete(); 71 72 // FileWriter 73 virtual void write(long long position, Blob* data); 74 virtual void truncate(long long length); 75 virtual void abort(); 76 77 private: 78 79 WorkerAsyncFileWriterChromium(WebKit::WebFileSystem*, const String& path, WorkerContext*, AsyncFileWriterClient*, WriterType); 80 RefPtr<WebKit::WorkerFileWriterCallbacksBridge> m_bridge; 81 WriterType m_type; 82 }; 83 84 } // namespace 85 86 #endif // ENABLE(FILE_SYSTEM) 87 88 #endif // AsyncFileWriterChromium_h 89