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