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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 |
| (...skipping 15 matching lines...) Expand all Loading... |
| 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 "bindings/core/v8/ActiveScriptWrappable.h" |
| 35 #include "core/CoreExport.h" | 35 #include "core/CoreExport.h" |
| 36 #include "core/dom/ActiveDOMObject.h" | 36 #include "core/dom/SuspendableObject.h" |
| 37 #include "core/events/EventTarget.h" | 37 #include "core/events/EventTarget.h" |
| 38 #include "core/fileapi/FileError.h" | 38 #include "core/fileapi/FileError.h" |
| 39 #include "core/fileapi/FileReaderLoader.h" | 39 #include "core/fileapi/FileReaderLoader.h" |
| 40 #include "core/fileapi/FileReaderLoaderClient.h" | 40 #include "core/fileapi/FileReaderLoaderClient.h" |
| 41 #include "platform/heap/Handle.h" | 41 #include "platform/heap/Handle.h" |
| 42 #include "wtf/Forward.h" | 42 #include "wtf/Forward.h" |
| 43 #include <memory> | 43 #include <memory> |
| 44 | 44 |
| 45 namespace blink { | 45 namespace blink { |
| 46 | 46 |
| 47 class Blob; | 47 class Blob; |
| 48 class ExceptionState; | 48 class ExceptionState; |
| 49 class ExecutionContext; | 49 class ExecutionContext; |
| 50 class StringOrArrayBuffer; | 50 class StringOrArrayBuffer; |
| 51 | 51 |
| 52 class CORE_EXPORT FileReader final : public EventTargetWithInlineData, | 52 class CORE_EXPORT FileReader final : public EventTargetWithInlineData, |
| 53 public ActiveScriptWrappable, | 53 public ActiveScriptWrappable, |
| 54 public ActiveDOMObject, | 54 public SuspendableObject, |
| 55 public FileReaderLoaderClient { | 55 public FileReaderLoaderClient { |
| 56 DEFINE_WRAPPERTYPEINFO(); | 56 DEFINE_WRAPPERTYPEINFO(); |
| 57 USING_GARBAGE_COLLECTED_MIXIN(FileReader); | 57 USING_GARBAGE_COLLECTED_MIXIN(FileReader); |
| 58 | 58 |
| 59 public: | 59 public: |
| 60 static FileReader* create(ExecutionContext*); | 60 static FileReader* create(ExecutionContext*); |
| 61 | 61 |
| 62 ~FileReader() override; | 62 ~FileReader() override; |
| 63 | 63 |
| 64 enum ReadyState { kEmpty = 0, kLoading = 1, kDone = 2 }; | 64 enum ReadyState { kEmpty = 0, kLoading = 1, kDone = 2 }; |
| 65 | 65 |
| 66 void readAsArrayBuffer(Blob*, ExceptionState&); | 66 void readAsArrayBuffer(Blob*, ExceptionState&); |
| 67 void readAsBinaryString(Blob*, ExceptionState&); | 67 void readAsBinaryString(Blob*, ExceptionState&); |
| 68 void readAsText(Blob*, const String& encoding, ExceptionState&); | 68 void readAsText(Blob*, const String& encoding, ExceptionState&); |
| 69 void readAsText(Blob*, ExceptionState&); | 69 void readAsText(Blob*, ExceptionState&); |
| 70 void readAsDataURL(Blob*, ExceptionState&); | 70 void readAsDataURL(Blob*, ExceptionState&); |
| 71 void abort(); | 71 void abort(); |
| 72 | 72 |
| 73 ReadyState getReadyState() const { return m_state; } | 73 ReadyState getReadyState() const { return m_state; } |
| 74 DOMException* error() { return m_error; } | 74 DOMException* error() { return m_error; } |
| 75 void result(StringOrArrayBuffer& resultAttribute) const; | 75 void result(StringOrArrayBuffer& resultAttribute) const; |
| 76 | 76 |
| 77 // ActiveDOMObject | 77 // SuspendableObject |
| 78 void contextDestroyed() override; | 78 void contextDestroyed() override; |
| 79 | 79 |
| 80 // ScriptWrappable | 80 // ScriptWrappable |
| 81 bool hasPendingActivity() const final; | 81 bool hasPendingActivity() const final; |
| 82 | 82 |
| 83 // EventTarget | 83 // EventTarget |
| 84 const AtomicString& interfaceName() const override; | 84 const AtomicString& interfaceName() const override; |
| 85 ExecutionContext* getExecutionContext() const override { | 85 ExecutionContext* getExecutionContext() const override { |
| 86 return ActiveDOMObject::getExecutionContext(); | 86 return SuspendableObject::getExecutionContext(); |
| 87 } | 87 } |
| 88 | 88 |
| 89 // FileReaderLoaderClient | 89 // FileReaderLoaderClient |
| 90 void didStartLoading() override; | 90 void didStartLoading() override; |
| 91 void didReceiveData() override; | 91 void didReceiveData() override; |
| 92 void didFinishLoading() override; | 92 void didFinishLoading() override; |
| 93 void didFail(FileError::ErrorCode) override; | 93 void didFail(FileError::ErrorCode) override; |
| 94 | 94 |
| 95 DEFINE_ATTRIBUTE_EVENT_LISTENER(loadstart); | 95 DEFINE_ATTRIBUTE_EVENT_LISTENER(loadstart); |
| 96 DEFINE_ATTRIBUTE_EVENT_LISTENER(progress); | 96 DEFINE_ATTRIBUTE_EVENT_LISTENER(progress); |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 131 String m_encoding; | 131 String m_encoding; |
| 132 | 132 |
| 133 std::unique_ptr<FileReaderLoader> m_loader; | 133 std::unique_ptr<FileReaderLoader> m_loader; |
| 134 Member<DOMException> m_error; | 134 Member<DOMException> m_error; |
| 135 double m_lastProgressNotificationTimeMS; | 135 double m_lastProgressNotificationTimeMS; |
| 136 }; | 136 }; |
| 137 | 137 |
| 138 } // namespace blink | 138 } // namespace blink |
| 139 | 139 |
| 140 #endif // FileReader_h | 140 #endif // FileReader_h |
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