blob: 4ea2e8e0ecfa66d1060134c7be1383b39bfa0a79 [file] [log] [blame]
/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.speech.hotword;
import android.content.Intent;
import android.os.Bundle;
/**
* Listener for hotword detection events.
* This indicates when the hotword was detected, and also notifies the
* client of the intermediate events that may be used to show visual feedback
* to the user.
* {@hide}
*/
oneway interface IHotwordRecognitionListener {
/**
* Called when the service starts listening for hotword.
*/
void onHotwordRecognitionStarted();
/**
* Called when the service starts listening for hotword.
*/
void onHotwordRecognitionStopped();
/**
* Called on an event of interest to the client.
*
* @param eventType the event type.
* @param eventBundle a Bundle containing the hotword event(s).
*/
void onHotwordEvent(in int eventType, in Bundle eventBundle);
/**
* Called back when hotword is detected.
*
* @param intent for the activity to launch, post hotword detection.
*/
void onHotwordRecognized(in Intent intent);
/**
* Called when the HotwordRecognitionService encounters an error.
*
* @param errorCode the error code describing the error that was encountered.
*/
void onHotwordError(in int errorCode);
}