/* * Copyright 2022 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.settings.development; import android.bluetooth.BluetoothAdapter; import android.bluetooth.BluetoothManager; import android.bluetooth.BluetoothStatusCodes; import android.content.Context; import android.os.SystemProperties; import android.sysprop.BluetoothProperties; import androidx.annotation.Nullable; import androidx.annotation.VisibleForTesting; import androidx.preference.Preference; import androidx.preference.TwoStatePreference; import com.android.settings.core.PreferenceControllerMixin; import com.android.settingslib.development.DeveloperOptionsPreferenceController; /** * Preference controller to control Bluetooth LE audio feature */ public class BluetoothLeAudioPreferenceController extends DeveloperOptionsPreferenceController implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin { private static final String PREFERENCE_KEY = "bluetooth_disable_leaudio"; private static final String LE_AUDIO_DYNAMIC_SWITCH_PROPERTY = "ro.bluetooth.leaudio_switcher.supported"; @VisibleForTesting static final String LE_AUDIO_SWITCHER_DISABLED_PROPERTY = "persist.bluetooth.leaudio_switcher.disabled"; @Nullable private final DevelopmentSettingsDashboardFragment mFragment; @VisibleForTesting BluetoothAdapter mBluetoothAdapter; @VisibleForTesting boolean mChanged = false; public BluetoothLeAudioPreferenceController(Context context, @Nullable DevelopmentSettingsDashboardFragment fragment) { super(context); mFragment = fragment; mBluetoothAdapter = context.getSystemService(BluetoothManager.class).getAdapter(); } @Override public String getPreferenceKey() { return PREFERENCE_KEY; } @Override public boolean isAvailable() { return BluetoothProperties.isProfileBapUnicastClientEnabled().orElse(false) && !BluetoothProperties.isProfileBapBroadcastSourceEnabled().orElse(false); } @Override public boolean onPreferenceChange(Preference preference, Object newValue) { BluetoothRebootDialog.show(mFragment); mChanged = true; return false; } @Override public void updateState(Preference preference) { if (mBluetoothAdapter == null) { return; } final boolean leAudioSwitchSupported = SystemProperties.getBoolean(LE_AUDIO_DYNAMIC_SWITCH_PROPERTY, false); final int isLeAudioSupportedStatus = mBluetoothAdapter.isLeAudioSupported(); final boolean leAudioEnabled = (isLeAudioSupportedStatus == BluetoothStatusCodes.FEATURE_SUPPORTED); ((TwoStatePreference) mPreference).setChecked(!leAudioEnabled); // Disable option if Bluetooth is disabled or if switch is not supported if (isLeAudioSupportedStatus == BluetoothStatusCodes.ERROR_BLUETOOTH_NOT_ENABLED || !leAudioSwitchSupported) { mPreference.setEnabled(false); } } /** * Called when the RebootDialog confirm is clicked. */ public void onRebootDialogConfirmed() { if (!mChanged || mBluetoothAdapter == null) { return; } final boolean leAudioDisabled = (mBluetoothAdapter.isLeAudioSupported() != BluetoothStatusCodes.FEATURE_SUPPORTED); SystemProperties.set(LE_AUDIO_SWITCHER_DISABLED_PROPERTY, Boolean.toString(!leAudioDisabled)); } /** * Called when the RebootDialog cancel is clicked. */ public void onRebootDialogCanceled() { mChanged = false; } }