| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef SpeechInputListener_h |
| #define SpeechInputListener_h |
| |
| #if ENABLE(INPUT_SPEECH) |
| |
| #include "SpeechInputResult.h" |
| #include <wtf/Forward.h> |
| |
| namespace WebCore { |
| |
| // Interface to be implemented by the element which invokes SpeechInput. |
| class SpeechInputListener { |
| public: |
| // Informs that audio recording has completed and recognition is underway. |
| virtual void didCompleteRecording(int requestId) = 0; |
| |
| // Informs that speech recognition has completed. This gets invoked irrespective of whether |
| // recognition was succesful or not, whether setRecognitionResult() was invoked or not. The |
| // handler typically frees up any temporary resources allocated and waits for the next speech |
| // recognition request. |
| virtual void didCompleteRecognition(int requestId) = 0; |
| |
| // Gives results from speech recognition, either partial or the final results. |
| // This method can potentially get called multiple times if there are partial results |
| // available as the user keeps speaking. If the speech could not be recognized properly |
| // or if there was any other errors in the process, this method may never be called. |
| virtual void setRecognitionResult(int requestId, const SpeechInputResultArray&) = 0; |
| |
| protected: |
| virtual ~SpeechInputListener() { } |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(INPUT_SPEECH) |
| |
| #endif // SpeechInputListener_h |