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| 1 /* | |
| 2 * Copyright (C) 2010 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 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. | |
| 29 */ | |
| 30 | |
| 31 #ifndef SpeechInputClient_h | |
| 32 #define SpeechInputClient_h | |
| 33 | |
| 34 #include "wtf/Forward.h" | |
| 35 | |
| 36 #if ENABLE(INPUT_SPEECH) | |
| 37 | |
| 38 namespace WebCore { | |
| 39 | |
| 40 class IntRect; | |
| 41 class SecurityOrigin; | |
| 42 class SpeechInputListener; | |
| 43 class Page; | |
| 44 | |
| 45 // Provides an interface for SpeechInput to call into the embedder. | |
| 46 class SpeechInputClient { | |
| 47 public: | |
| 48 // This is the first call made by a listener, registering itself for future
callbacks. | |
| 49 // When the listener no longer needs speech input (for e.g. when it gets des
troyed), | |
| 50 // it should set a null listener to stop receiving callbacks. | |
| 51 // The client does not take ownership of the pointer. | |
| 52 virtual void setListener(SpeechInputListener*) = 0; | |
| 53 | |
| 54 // Starts speech recognition and audio recording. elementRect is the positio
n | |
| 55 // of the element where the user clicked in the RootView coordinate system. | |
| 56 virtual bool startRecognition(int requestId, const IntRect& elementRect, con
st AtomicString& language, const String& grammar, SecurityOrigin*) = 0; | |
| 57 | |
| 58 // Stops audio recording and performs recognition with the audio recorded un
til now | |
| 59 // (does not discard audio). | |
| 60 virtual void stopRecording(int requestId) = 0; | |
| 61 | |
| 62 // Cancels an ongoing recognition and discards any audio recorded so far. No
partial | |
| 63 // recognition results are returned to the listener. | |
| 64 virtual void cancelRecognition(int requestId) = 0; | |
| 65 | |
| 66 protected: | |
| 67 virtual ~SpeechInputClient() { } | |
| 68 }; | |
| 69 | |
| 70 void provideSpeechInputTo(Page*, SpeechInputClient*); | |
| 71 | |
| 72 } // namespace WebCore | |
| 73 | |
| 74 #endif // ENABLE(INPUT_SPEECH) | |
| 75 | |
| 76 #endif // SpeechInputClient_h | |
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Chromium Code Reviews
Issue 26952002:
Move speech related files out of page/ into their own directory. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk