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