1 /* 2 * Copyright 2018 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.bluetooth; 18 19 import static android.os.UserManager.DISALLOW_CONFIG_BLUETOOTH; 20 21 import static com.android.car.settings.enterprise.EnterpriseUtils.hasUserRestrictionByDpm; 22 import static com.android.car.settings.enterprise.EnterpriseUtils.onClickWhileDisabled; 23 24 import android.car.drivingstate.CarUxRestrictions; 25 import android.content.Context; 26 import android.os.UserManager; 27 28 import androidx.annotation.VisibleForTesting; 29 import androidx.preference.Preference; 30 import androidx.preference.PreferenceGroup; 31 32 import com.android.car.settings.common.FragmentController; 33 import com.android.settingslib.bluetooth.LocalBluetoothManager; 34 import com.android.settingslib.bluetooth.LocalBluetoothProfile; 35 36 /** 37 * Displays toggles for Bluetooth profiles supported by a device. Toggling a profile on will set it 38 * as preferred and attempt a connection. Toggling a profile off will disconnect the profile. If no 39 * profiles are supported, the preference is hidden. 40 */ 41 public class BluetoothDeviceProfilesPreferenceController extends 42 BluetoothDevicePreferenceController<PreferenceGroup> { 43 44 private final Preference.OnPreferenceChangeListener mProfileChangeListener = 45 (preference, newValue) -> { 46 boolean isChecked = (boolean) newValue; 47 BluetoothDeviceProfilePreference profilePref = 48 (BluetoothDeviceProfilePreference) preference; 49 LocalBluetoothProfile profile = profilePref.getProfile(); 50 profile.setEnabled(profilePref.getCachedDevice().getDevice(), isChecked); 51 return true; 52 }; 53 BluetoothDeviceProfilesPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)54 public BluetoothDeviceProfilesPreferenceController(Context context, String preferenceKey, 55 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 56 super(context, preferenceKey, fragmentController, uxRestrictions); 57 } 58 59 60 @VisibleForTesting BluetoothDeviceProfilesPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions, LocalBluetoothManager localBluetoothManager, UserManager userManager)61 BluetoothDeviceProfilesPreferenceController(Context context, String preferenceKey, 62 FragmentController fragmentController, CarUxRestrictions uxRestrictions, 63 LocalBluetoothManager localBluetoothManager, UserManager userManager) { 64 super(context, preferenceKey, fragmentController, uxRestrictions, localBluetoothManager, 65 userManager); 66 } 67 68 @Override getPreferenceType()69 protected Class<PreferenceGroup> getPreferenceType() { 70 return PreferenceGroup.class; 71 } 72 73 @Override updateState(PreferenceGroup preferenceGroup)74 protected void updateState(PreferenceGroup preferenceGroup) { 75 for (LocalBluetoothProfile profile : getCachedDevice().getProfiles()) { 76 Preference profilePref = preferenceGroup.findPreference(profile.toString()); 77 if (profilePref == null) { 78 profilePref = new BluetoothDeviceProfilePreference(getContext(), profile, 79 getCachedDevice()); 80 profilePref.setOnPreferenceChangeListener(mProfileChangeListener); 81 if (hasUserRestrictionByDpm(getContext(), DISALLOW_CONFIG_BLUETOOTH)) { 82 setClickableWhileDisabled(profilePref, /* clickable= */ true, p -> 83 onClickWhileDisabled(getContext(), 84 getFragmentController(), DISALLOW_CONFIG_BLUETOOTH)); 85 } 86 preferenceGroup.addPreference(profilePref); 87 } 88 } 89 for (LocalBluetoothProfile removedProfile : getCachedDevice().getRemovedProfiles()) { 90 Preference prefToRemove = preferenceGroup.findPreference(removedProfile.toString()); 91 if (prefToRemove != null) { 92 preferenceGroup.removePreference(prefToRemove); 93 } 94 } 95 preferenceGroup.setVisible(preferenceGroup.getPreferenceCount() > 0); 96 } 97 } 98