| /* |
| * 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.settings.development.bluetooth; |
| |
| import android.bluetooth.BluetoothA2dp; |
| import android.bluetooth.BluetoothDevice; |
| import android.content.Context; |
| import android.util.Log; |
| |
| import androidx.preference.Preference; |
| import androidx.preference.SwitchPreference; |
| |
| import com.android.settings.development.BluetoothA2dpConfigStore; |
| import com.android.settingslib.core.lifecycle.Lifecycle; |
| |
| /** |
| * Switch preference controller for HD audio(optional codec) |
| */ |
| public class BluetoothHDAudioPreferenceController extends AbstractBluetoothPreferenceController |
| implements Preference.OnPreferenceChangeListener { |
| |
| private static final String KEY = "bluetooth_hd_audio_settings"; |
| private static final String TAG = "BtHDAudioCtr"; |
| |
| private final Callback mCallback; |
| |
| public BluetoothHDAudioPreferenceController(Context context, Lifecycle lifecycle, |
| BluetoothA2dpConfigStore store, |
| Callback callback) { |
| super(context, lifecycle, store); |
| mCallback = callback; |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| final BluetoothA2dp bluetoothA2dp = mBluetoothA2dp; |
| if (bluetoothA2dp == null) { |
| mPreference.setEnabled(false); |
| return; |
| } |
| final BluetoothDevice activeDevice = bluetoothA2dp.getActiveDevice(); |
| if (activeDevice == null) { |
| Log.e(TAG, "Active device is null. To disable HD audio button"); |
| mPreference.setEnabled(false); |
| return; |
| } |
| final boolean supported = (bluetoothA2dp.isOptionalCodecsSupported(activeDevice) |
| == BluetoothA2dp.OPTIONAL_CODECS_SUPPORTED); |
| mPreference.setEnabled(supported); |
| if (supported) { |
| final boolean isEnabled = bluetoothA2dp.isOptionalCodecsEnabled(activeDevice) |
| == BluetoothA2dp.OPTIONAL_CODECS_PREF_ENABLED; |
| ((SwitchPreference) mPreference).setChecked(isEnabled); |
| } |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return KEY; |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| final BluetoothA2dp bluetoothA2dp = mBluetoothA2dp; |
| if (bluetoothA2dp == null) { |
| mPreference.setEnabled(false); |
| return true; |
| } |
| final boolean enabled = (Boolean) newValue; |
| final int prefValue = enabled |
| ? BluetoothA2dp.OPTIONAL_CODECS_PREF_ENABLED |
| : BluetoothA2dp.OPTIONAL_CODECS_PREF_DISABLED; |
| BluetoothDevice activeDevice = bluetoothA2dp.getActiveDevice(); |
| if (activeDevice == null) { |
| mPreference.setEnabled(false); |
| return true; |
| } |
| bluetoothA2dp.setOptionalCodecsEnabled(activeDevice, prefValue); |
| if (enabled) { |
| bluetoothA2dp.enableOptionalCodecs(activeDevice); |
| } else { |
| bluetoothA2dp.disableOptionalCodecs(activeDevice); |
| } |
| mCallback.onBluetoothHDAudioEnabled(enabled); |
| return true; |
| } |
| } |