1 /* 2 * Copyright (C) 2019 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 package com.android.car.settings.applications.assist; 18 19 import android.car.drivingstate.CarUxRestrictions; 20 import android.content.ComponentName; 21 import android.content.Context; 22 import android.provider.Settings; 23 import android.text.TextUtils; 24 25 import androidx.annotation.NonNull; 26 27 import com.android.car.settings.applications.defaultapps.DefaultAppsPickerBasePreferenceController; 28 import com.android.car.settings.common.FragmentController; 29 import com.android.internal.app.AssistUtils; 30 import com.android.settingslib.applications.DefaultAppInfo; 31 32 import java.util.ArrayList; 33 import java.util.List; 34 import java.util.Objects; 35 36 /** Business logic for displaying and choosing the default voice input service. */ 37 public class DefaultVoiceInputPickerPreferenceController extends 38 DefaultAppsPickerBasePreferenceController { 39 40 private final AssistUtils mAssistUtils; 41 private final VoiceInputInfoProvider mVoiceInputInfoProvider; 42 43 // Current assistant component name, used to restrict available voice inputs. 44 private String mAssistComponentName = null; 45 DefaultVoiceInputPickerPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)46 public DefaultVoiceInputPickerPreferenceController(Context context, String preferenceKey, 47 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 48 super(context, preferenceKey, fragmentController, uxRestrictions); 49 mAssistUtils = new AssistUtils(context); 50 mVoiceInputInfoProvider = new VoiceInputInfoProvider(context); 51 if (Objects.equals(mAssistUtils.getAssistComponentForUser(getCurrentProcessUserId()), 52 VoiceInputUtils.getCurrentService(getContext()))) { 53 ComponentName cn = mAssistUtils.getAssistComponentForUser(getCurrentProcessUserId()); 54 if (cn != null) { 55 mAssistComponentName = cn.flattenToString(); 56 } 57 } 58 } 59 60 @NonNull 61 @Override getCandidates()62 protected List<DefaultAppInfo> getCandidates() { 63 List<DefaultAppInfo> candidates = new ArrayList<>(); 64 for (VoiceInputInfoProvider.VoiceInteractionInfo info : 65 mVoiceInputInfoProvider.getVoiceInteractionInfoList()) { 66 boolean enabled = TextUtils.equals(info.getComponentName().flattenToString(), 67 mAssistComponentName); 68 candidates.add( 69 new DefaultVoiceInputServiceInfo(getContext(), getContext().getPackageManager(), 70 getCurrentProcessUserId(), info, enabled)); 71 } 72 73 for (VoiceInputInfoProvider.VoiceRecognitionInfo info : 74 mVoiceInputInfoProvider.getVoiceRecognitionInfoList()) { 75 candidates.add( 76 new DefaultVoiceInputServiceInfo(getContext(), getContext().getPackageManager(), 77 getCurrentProcessUserId(), info, /* enabled= */ true)); 78 } 79 return candidates; 80 } 81 82 @Override getCurrentDefaultKey()83 protected String getCurrentDefaultKey() { 84 ComponentName cn = VoiceInputUtils.getCurrentService(getContext()); 85 if (cn == null) { 86 return null; 87 } 88 return cn.flattenToString(); 89 } 90 91 @Override setCurrentDefault(String key)92 protected void setCurrentDefault(String key) { 93 ComponentName cn = ComponentName.unflattenFromString(key); 94 VoiceInputInfoProvider.VoiceInputInfo info = mVoiceInputInfoProvider.getInfoForComponent( 95 cn); 96 97 if (info instanceof VoiceInputInfoProvider.VoiceInteractionInfo) { 98 VoiceInputInfoProvider.VoiceInteractionInfo interactionInfo = 99 (VoiceInputInfoProvider.VoiceInteractionInfo) info; 100 Settings.Secure.putString(getContext().getContentResolver(), 101 Settings.Secure.VOICE_INTERACTION_SERVICE, key); 102 Settings.Secure.putString(getContext().getContentResolver(), 103 Settings.Secure.VOICE_RECOGNITION_SERVICE, 104 new ComponentName(interactionInfo.getPackageName(), 105 interactionInfo.getRecognitionService()) 106 .flattenToString()); 107 } else if (info instanceof VoiceInputInfoProvider.VoiceRecognitionInfo) { 108 Settings.Secure.putString(getContext().getContentResolver(), 109 Settings.Secure.VOICE_INTERACTION_SERVICE, ""); 110 Settings.Secure.putString(getContext().getContentResolver(), 111 Settings.Secure.VOICE_RECOGNITION_SERVICE, key); 112 } 113 } 114 115 @Override includeNonePreference()116 protected boolean includeNonePreference() { 117 return false; 118 } 119 } 120