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 #include "config.h"
32 #include "SpeechInput.h"
33
34 #if ENABLE(INPUT_SPEECH)
35
36 #include "SecurityOrigin.h"
37 #include "SpeechInputClient.h"
38 #include "SpeechInputListener.h"
39
40 namespace WebCore {
41
SpeechInput(SpeechInputClient * client)42 SpeechInput::SpeechInput(SpeechInputClient* client)
43 : m_client(client)
44 , m_nextListenerId(1)
45 {
46 m_client->setListener(this);
47 }
48
~SpeechInput()49 SpeechInput::~SpeechInput()
50 {
51 m_client->setListener(0);
52 }
53
registerListener(SpeechInputListener * listener)54 int SpeechInput::registerListener(SpeechInputListener* listener)
55 {
56 #if defined(DEBUG)
57 // Check if already present.
58 for (HashMap<int, SpeechInputListener*>::iterator it = m_listeners.begin(); it != m_listeners.end(); ++it)
59 ASSERT(it->second != listener);
60 #endif
61
62 m_listeners.add(m_nextListenerId, listener);
63 return m_nextListenerId++;
64 }
65
unregisterListener(int listenerId)66 void SpeechInput::unregisterListener(int listenerId)
67 {
68 if (m_listeners.contains(listenerId))
69 m_listeners.remove(listenerId);
70 }
71
didCompleteRecording(int listenerId)72 void SpeechInput::didCompleteRecording(int listenerId)
73 {
74 // Don't assert if not present as the element might have been removed by the page while
75 // this event was on the way.
76 if (m_listeners.contains(listenerId))
77 m_listeners.get(listenerId)->didCompleteRecording(listenerId);
78 }
79
didCompleteRecognition(int listenerId)80 void SpeechInput::didCompleteRecognition(int listenerId)
81 {
82 // Don't assert if not present as the element might have been removed by the page while
83 // this event was on the way.
84 if (m_listeners.contains(listenerId))
85 m_listeners.get(listenerId)->didCompleteRecognition(listenerId);
86 }
87
setRecognitionResult(int listenerId,const SpeechInputResultArray & result)88 void SpeechInput::setRecognitionResult(int listenerId, const SpeechInputResultArray& result)
89 {
90 // Don't assert if not present as the element might have been removed by the page while
91 // this event was on the way.
92 if (m_listeners.contains(listenerId))
93 m_listeners.get(listenerId)->setRecognitionResult(listenerId, result);
94 }
95
startRecognition(int listenerId,const IntRect & elementRect,const AtomicString & language,const String & grammar,SecurityOrigin * origin)96 bool SpeechInput::startRecognition(int listenerId, const IntRect& elementRect, const AtomicString& language, const String& grammar, SecurityOrigin* origin)
97 {
98 ASSERT(m_listeners.contains(listenerId));
99 return m_client->startRecognition(listenerId, elementRect, language, grammar, origin);
100 }
101
stopRecording(int listenerId)102 void SpeechInput::stopRecording(int listenerId)
103 {
104 ASSERT(m_listeners.contains(listenerId));
105 m_client->stopRecording(listenerId);
106 }
107
cancelRecognition(int listenerId)108 void SpeechInput::cancelRecognition(int listenerId)
109 {
110 ASSERT(m_listeners.contains(listenerId));
111 m_client->cancelRecognition(listenerId);
112 }
113
114 } // namespace WebCore
115
116 #endif // ENABLE(INPUT_SPEECH)
117