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Side by Side Diff: Source/core/fileapi/FileReaderLoader.h

Issue 132233004: Update remaining core classes to use OVERRIDE / FINAL when needed (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 6 years, 11 months ago
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1 /* 1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved. 2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are 5 * modification, are permitted provided that the following conditions are
6 * met: 6 * met:
7 * 7 *
8 * * Redistributions of source code must retain the above copyright 8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above 10 * * Redistributions in binary form must reproduce the above
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43 43
44 namespace WebCore { 44 namespace WebCore {
45 45
46 class BlobDataHandle; 46 class BlobDataHandle;
47 class FileReaderLoaderClient; 47 class FileReaderLoaderClient;
48 class ExecutionContext; 48 class ExecutionContext;
49 class Stream; 49 class Stream;
50 class TextResourceDecoder; 50 class TextResourceDecoder;
51 class ThreadableLoader; 51 class ThreadableLoader;
52 52
53 class FileReaderLoader : public ThreadableLoaderClient { 53 class FileReaderLoader FINAL : public ThreadableLoaderClient {
54 public: 54 public:
55 enum ReadType { 55 enum ReadType {
56 ReadAsArrayBuffer, 56 ReadAsArrayBuffer,
57 ReadAsBinaryString, 57 ReadAsBinaryString,
58 ReadAsBlob, 58 ReadAsBlob,
59 ReadAsText, 59 ReadAsText,
60 ReadAsDataURL, 60 ReadAsDataURL,
61 ReadByClient 61 ReadByClient
62 }; 62 };
63 63
64 // If client is given, do the loading asynchronously. Otherwise, load synchr onously. 64 // If client is given, do the loading asynchronously. Otherwise, load synchr onously.
65 FileReaderLoader(ReadType, FileReaderLoaderClient*); 65 FileReaderLoader(ReadType, FileReaderLoaderClient*);
66 ~FileReaderLoader(); 66 ~FileReaderLoader();
67 67
68 void start(ExecutionContext*, PassRefPtr<BlobDataHandle>); 68 void start(ExecutionContext*, PassRefPtr<BlobDataHandle>);
69 void start(ExecutionContext*, const Stream&, unsigned readSize); 69 void start(ExecutionContext*, const Stream&, unsigned readSize);
70 void cancel(); 70 void cancel();
71 71
72 // ThreadableLoaderClient 72 // ThreadableLoaderClient
73 virtual void didReceiveResponse(unsigned long, const ResourceResponse&); 73 virtual void didReceiveResponse(unsigned long, const ResourceResponse&) OVER RIDE;
74 virtual void didReceiveData(const char*, int); 74 virtual void didReceiveData(const char*, int) OVERRIDE;
75 virtual void didFinishLoading(unsigned long, double); 75 virtual void didFinishLoading(unsigned long, double) OVERRIDE;
76 virtual void didFail(const ResourceError&); 76 virtual void didFail(const ResourceError&) OVERRIDE;
77 77
78 String stringResult(); 78 String stringResult();
79 PassRefPtr<ArrayBuffer> arrayBufferResult() const; 79 PassRefPtr<ArrayBuffer> arrayBufferResult() const;
80 80
81 // Returns the total bytes received. Bytes ignored by m_rawData won't be 81 // Returns the total bytes received. Bytes ignored by m_rawData won't be
82 // counted. 82 // counted.
83 // 83 //
84 // This value doesn't grow more than numeric_limits<unsigned> when 84 // This value doesn't grow more than numeric_limits<unsigned> when
85 // m_readType is not set to ReadByClient. 85 // m_readType is not set to ReadByClient.
86 long long bytesLoaded() const { return m_bytesLoaded; } 86 long long bytesLoaded() const { return m_bytesLoaded; }
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138 bool m_hasRange; 138 bool m_hasRange;
139 unsigned m_rangeStart; 139 unsigned m_rangeStart;
140 unsigned m_rangeEnd; 140 unsigned m_rangeEnd;
141 141
142 FileError::ErrorCode m_errorCode; 142 FileError::ErrorCode m_errorCode;
143 }; 143 };
144 144
145 } // namespace WebCore 145 } // namespace WebCore
146 146
147 #endif // FileReaderLoader_h 147 #endif // FileReaderLoader_h
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