1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ANDROID_HARDWARE_SOUNDTRIGGER_CALLBACK_H
18 #define ANDROID_HARDWARE_SOUNDTRIGGER_CALLBACK_H
19 
20 #include <utils/RefBase.h>
21 #include <system/sound_trigger.h>
22 
23 namespace android {
24 
25 class SoundTriggerCallback : public RefBase
26 {
27 public:
28 
SoundTriggerCallback()29             SoundTriggerCallback() {}
~SoundTriggerCallback()30     virtual ~SoundTriggerCallback() {}
31 
32     virtual void onRecognitionEvent(struct sound_trigger_recognition_event *event) = 0;
33 
34     virtual void onSoundModelEvent(struct sound_trigger_model_event *event) = 0;
35 
36     virtual void onServiceStateChange(sound_trigger_service_state_t state) = 0;
37 
38     virtual void onServiceDied() = 0;
39 
40 };
41 
42 }; // namespace android
43 
44 #endif //ANDROID_HARDWARE_SOUNDTRIGGER_CALLBACK_H
45