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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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24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #ifndef FileReader_h | 31 #ifndef FileReader_h |
32 #define FileReader_h | 32 #define FileReader_h |
33 | 33 |
| 34 #include "bindings/core/v8/ActiveScriptWrappable.h" |
34 #include "core/CoreExport.h" | 35 #include "core/CoreExport.h" |
35 #include "core/dom/ActiveDOMObject.h" | 36 #include "core/dom/ActiveDOMObject.h" |
36 #include "core/events/EventTarget.h" | 37 #include "core/events/EventTarget.h" |
37 #include "core/fileapi/FileError.h" | 38 #include "core/fileapi/FileError.h" |
38 #include "core/fileapi/FileReaderLoader.h" | 39 #include "core/fileapi/FileReaderLoader.h" |
39 #include "core/fileapi/FileReaderLoaderClient.h" | 40 #include "core/fileapi/FileReaderLoaderClient.h" |
40 #include "platform/heap/Handle.h" | 41 #include "platform/heap/Handle.h" |
41 #include "wtf/Forward.h" | 42 #include "wtf/Forward.h" |
42 #include "wtf/RefCounted.h" | 43 #include "wtf/RefCounted.h" |
43 | 44 |
44 namespace blink { | 45 namespace blink { |
45 | 46 |
46 class Blob; | 47 class Blob; |
47 class DOMArrayBuffer; | 48 class DOMArrayBuffer; |
48 class ExceptionState; | 49 class ExceptionState; |
49 class ExecutionContext; | 50 class ExecutionContext; |
50 class StringOrArrayBuffer; | 51 class StringOrArrayBuffer; |
51 | 52 |
52 class CORE_EXPORT FileReader final : public RefCountedGarbageCollectedEventTarge
tWithInlineData<FileReader>, public ActiveDOMObject, public FileReaderLoaderClie
nt { | 53 class CORE_EXPORT FileReader final : public RefCountedGarbageCollectedEventTarge
tWithInlineData<FileReader>, public ActiveScriptWrappable, public ActiveDOMObjec
t, public FileReaderLoaderClient { |
53 DEFINE_WRAPPERTYPEINFO(); | 54 DEFINE_WRAPPERTYPEINFO(); |
54 REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(FileReader); | 55 REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(FileReader); |
55 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(FileReader); | 56 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(FileReader); |
56 public: | 57 public: |
57 static FileReader* create(ExecutionContext*); | 58 static FileReader* create(ExecutionContext*); |
58 | 59 |
59 ~FileReader() override; | 60 ~FileReader() override; |
60 | 61 |
61 enum ReadyState { | 62 enum ReadyState { |
62 EMPTY = 0, | 63 EMPTY = 0, |
63 LOADING = 1, | 64 LOADING = 1, |
64 DONE = 2 | 65 DONE = 2 |
65 }; | 66 }; |
66 | 67 |
67 void readAsArrayBuffer(Blob*, ExceptionState&); | 68 void readAsArrayBuffer(Blob*, ExceptionState&); |
68 void readAsBinaryString(Blob*, ExceptionState&); | 69 void readAsBinaryString(Blob*, ExceptionState&); |
69 void readAsText(Blob*, const String& encoding, ExceptionState&); | 70 void readAsText(Blob*, const String& encoding, ExceptionState&); |
70 void readAsText(Blob*, ExceptionState&); | 71 void readAsText(Blob*, ExceptionState&); |
71 void readAsDataURL(Blob*, ExceptionState&); | 72 void readAsDataURL(Blob*, ExceptionState&); |
72 void abort(); | 73 void abort(); |
73 | 74 |
74 void doAbort(); | 75 void doAbort(); |
75 | 76 |
76 ReadyState getReadyState() const { return m_state; } | 77 ReadyState getReadyState() const { return m_state; } |
77 FileError* error() { return m_error; } | 78 FileError* error() { return m_error; } |
78 void result(StringOrArrayBuffer& resultAttribute) const; | 79 void result(StringOrArrayBuffer& resultAttribute) const; |
79 | 80 |
80 // ActiveDOMObject | 81 // ActiveDOMObject |
81 void stop() override; | 82 void stop() override; |
82 bool hasPendingActivity() const override; | 83 |
| 84 // ActiveScriptWrappable |
| 85 bool hasPendingActivity() const final; |
83 | 86 |
84 // EventTarget | 87 // EventTarget |
85 const AtomicString& interfaceName() const override; | 88 const AtomicString& interfaceName() const override; |
86 ExecutionContext* getExecutionContext() const override { return ActiveDOMObj
ect::getExecutionContext(); } | 89 ExecutionContext* getExecutionContext() const override { return ActiveDOMObj
ect::getExecutionContext(); } |
87 | 90 |
88 // FileReaderLoaderClient | 91 // FileReaderLoaderClient |
89 void didStartLoading() override; | 92 void didStartLoading() override; |
90 void didReceiveData() override; | 93 void didReceiveData() override; |
91 void didFinishLoading() override; | 94 void didFinishLoading() override; |
92 void didFail(FileError::ErrorCode) override; | 95 void didFail(FileError::ErrorCode) override; |
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130 | 133 |
131 OwnPtr<FileReaderLoader> m_loader; | 134 OwnPtr<FileReaderLoader> m_loader; |
132 Member<FileError> m_error; | 135 Member<FileError> m_error; |
133 double m_lastProgressNotificationTimeMS; | 136 double m_lastProgressNotificationTimeMS; |
134 int m_asyncOperationId; | 137 int m_asyncOperationId; |
135 }; | 138 }; |
136 | 139 |
137 } // namespace blink | 140 } // namespace blink |
138 | 141 |
139 #endif // FileReader_h | 142 #endif // FileReader_h |
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