2 * Copyright (C) 2012 Google Inc. All rights reserved.
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26 #ifndef SpeechRecognition_h
27 #define SpeechRecognition_h
29 #include "core/dom/ActiveDOMObject.h"
30 #include "modules/EventTargetModules.h"
31 #include "modules/speech/SpeechGrammarList.h"
32 #include "modules/speech/SpeechRecognitionResult.h"
33 #include "platform/heap/Handle.h"
34 #include "wtf/Compiler.h"
35 #include "wtf/text/WTFString.h"
40 class ExecutionContext;
41 class SpeechRecognitionController;
42 class SpeechRecognitionError;
44 class SpeechRecognition FINAL : public RefCountedGarbageCollectedWillBeGarbageCollectedFinalized<SpeechRecognition>, public ActiveDOMObject, public EventTargetWithInlineData {
45 DEFINE_EVENT_TARGET_REFCOUNTING_WILL_BE_REMOVED(RefCountedGarbageCollected<SpeechRecognition>);
46 DEFINE_WRAPPERTYPEINFO();
47 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(SpeechRecognition);
49 static SpeechRecognition* create(ExecutionContext*);
50 virtual ~SpeechRecognition();
53 SpeechGrammarList* grammars() { return m_grammars; }
54 void setGrammars(SpeechGrammarList* grammars) { m_grammars = grammars; }
55 String lang() { return m_lang; }
56 void setLang(const String& lang) { m_lang = lang; }
57 bool continuous() { return m_continuous; }
58 void setContinuous(bool continuous) { m_continuous = continuous; }
59 bool interimResults() { return m_interimResults; }
60 void setInterimResults(bool interimResults) { m_interimResults = interimResults; }
61 unsigned long maxAlternatives() { return m_maxAlternatives; }
62 void setMaxAlternatives(unsigned long maxAlternatives) { m_maxAlternatives = maxAlternatives; }
64 // Callable by the user.
65 void start(ExceptionState&);
69 // Called by the SpeechRecognitionClient.
72 void didStartSpeech();
76 void didReceiveResults(const HeapVector<Member<SpeechRecognitionResult> >& newFinalResults, const HeapVector<Member<SpeechRecognitionResult> >& currentInterimResults);
77 void didReceiveNoMatch(SpeechRecognitionResult*);
78 void didReceiveError(PassRefPtrWillBeRawPtr<SpeechRecognitionError>);
83 virtual const AtomicString& interfaceName() const OVERRIDE;
84 virtual ExecutionContext* executionContext() const OVERRIDE;
87 virtual bool hasPendingActivity() const OVERRIDE;
88 virtual void stop() OVERRIDE;
90 DEFINE_ATTRIBUTE_EVENT_LISTENER(audiostart);
91 DEFINE_ATTRIBUTE_EVENT_LISTENER(soundstart);
92 DEFINE_ATTRIBUTE_EVENT_LISTENER(speechstart);
93 DEFINE_ATTRIBUTE_EVENT_LISTENER(speechend);
94 DEFINE_ATTRIBUTE_EVENT_LISTENER(soundend);
95 DEFINE_ATTRIBUTE_EVENT_LISTENER(audioend);
96 DEFINE_ATTRIBUTE_EVENT_LISTENER(result);
97 DEFINE_ATTRIBUTE_EVENT_LISTENER(nomatch);
98 DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
99 DEFINE_ATTRIBUTE_EVENT_LISTENER(start);
100 DEFINE_ATTRIBUTE_EVENT_LISTENER(end);
102 virtual void trace(Visitor*) OVERRIDE;
105 explicit SpeechRecognition(ExecutionContext*);
107 Member<SpeechGrammarList> m_grammars;
110 bool m_interimResults;
111 unsigned long m_maxAlternatives;
113 RawPtrWillBeMember<SpeechRecognitionController> m_controller;
114 bool m_stoppedByActiveDOMObject;
117 HeapVector<Member<SpeechRecognitionResult> > m_finalResults;
122 #endif // SpeechRecognition_h