| /* |
| * Copyright (C) 2019 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 com.android.car.settings.applications.assist; |
| |
| import android.car.drivingstate.CarUxRestrictions; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.database.ContentObserver; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.provider.Settings; |
| |
| import androidx.annotation.Nullable; |
| |
| import com.android.car.settings.applications.defaultapps.DefaultAppsPickerEntryBasePreferenceController; |
| import com.android.car.settings.common.FragmentController; |
| import com.android.internal.app.AssistUtils; |
| import com.android.settingslib.applications.DefaultAppInfo; |
| |
| import java.util.Objects; |
| |
| /** |
| * Business logic to show the currently selected default voice input service and also link to the |
| * service settings, if it exists. |
| */ |
| public class DefaultVoiceInputPickerEntryPreferenceController extends |
| DefaultAppsPickerEntryBasePreferenceController { |
| |
| private static final Uri ASSIST_URI = Settings.Secure.getUriFor(Settings.Secure.ASSISTANT); |
| |
| private final ContentObserver mSettingObserver = new ContentObserver( |
| new Handler(Looper.getMainLooper())) { |
| @Override |
| public void onChange(boolean selfChange, Uri uri) { |
| super.onChange(selfChange, uri); |
| |
| if (ASSIST_URI.equals(uri)) { |
| refreshUi(); |
| } |
| } |
| }; |
| |
| private final VoiceInputInfoProvider mVoiceInputInfoProvider; |
| private final AssistUtils mAssistUtils; |
| |
| public DefaultVoiceInputPickerEntryPreferenceController(Context context, String preferenceKey, |
| FragmentController fragmentController, CarUxRestrictions uxRestrictions) { |
| super(context, preferenceKey, fragmentController, uxRestrictions); |
| mVoiceInputInfoProvider = new VoiceInputInfoProvider(context); |
| mAssistUtils = new AssistUtils(context); |
| } |
| |
| @Override |
| protected int getAvailabilityStatus() { |
| ComponentName currentVoiceService = VoiceInputUtils.getCurrentService(getContext()); |
| ComponentName currentAssist = mAssistUtils.getAssistComponentForUser( |
| getCurrentProcessUserId()); |
| |
| return Objects.equals(currentAssist, currentVoiceService) ? CONDITIONALLY_UNAVAILABLE |
| : AVAILABLE; |
| } |
| |
| @Override |
| protected void onStartInternal() { |
| getContext().getContentResolver().registerContentObserver(ASSIST_URI, |
| /* notifyForDescendants= */ false, mSettingObserver); |
| } |
| |
| @Override |
| protected void onStopInternal() { |
| getContext().getContentResolver().unregisterContentObserver(mSettingObserver); |
| } |
| |
| @Nullable |
| @Override |
| protected DefaultAppInfo getCurrentDefaultAppInfo() { |
| VoiceInputInfoProvider.VoiceInputInfo info = mVoiceInputInfoProvider.getInfoForComponent( |
| VoiceInputUtils.getCurrentService(getContext())); |
| return (info == null) ? null : new DefaultVoiceInputServiceInfo(getContext(), |
| getContext().getPackageManager(), getCurrentProcessUserId(), info, |
| /* enabled= */ true); |
| } |
| |
| @Nullable |
| @Override |
| protected Intent getSettingIntent(@Nullable DefaultAppInfo info) { |
| if (info instanceof DefaultVoiceInputServiceInfo) { |
| return ((DefaultVoiceInputServiceInfo) info).getSettingIntent(); |
| } |
| return null; |
| } |
| } |