1 /* 2 * Copyright (C) 2011 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 package android.speech.tts; 17 18 /** 19 * Interface for callbacks from TextToSpeechService 20 * 21 * {@hide} 22 */ 23 oneway interface ITextToSpeechCallback { 24 /** 25 * Tells the client that the synthesis has started. 26 * 27 * @param utteranceId Unique id identifying synthesis request. 28 */ 29 void onStart(String utteranceId); 30 31 /** 32 * Tells the client that the synthesis has finished. 33 * 34 * @param utteranceId Unique id identifying synthesis request. 35 */ 36 void onSuccess(String utteranceId); 37 38 /** 39 * Tells the client that the synthesis was stopped. 40 * 41 * @param utteranceId Unique id identifying synthesis request. 42 */ 43 void onStop(String utteranceId); 44 45 /** 46 * Tells the client that the synthesis has failed. 47 * 48 * @param utteranceId Unique id identifying synthesis request. 49 * @param errorCode One of the values from 50 * {@link android.speech.tts.v2.TextToSpeech}. 51 */ 52 void onError(String utteranceId, int errorCode); 53 54 } 55
