blob: 3dde687328c3183ba090a54ebc5241ebe52a174c [file] [log] [blame]
/*
* Copyright (C) 2018 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.accessibility;
import android.app.settings.SettingsEnums;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothHearingAid;
import android.bluetooth.BluetoothProfile;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import androidx.annotation.VisibleForTesting;
import androidx.fragment.app.FragmentManager;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.bluetooth.BluetoothDeviceDetailsFragment;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.core.SubSettingLauncher;
import com.android.settingslib.bluetooth.BluetoothCallback;
import com.android.settingslib.bluetooth.CachedBluetoothDevice;
import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager;
import com.android.settingslib.bluetooth.HearingAidProfile;
import com.android.settingslib.bluetooth.LocalBluetoothManager;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnStart;
import com.android.settingslib.core.lifecycle.events.OnStop;
import java.util.List;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.FutureTask;
/**
* Controller that shows and updates the bluetooth device name
*/
public class AccessibilityHearingAidPreferenceController extends BasePreferenceController
implements LifecycleObserver, OnStart, OnStop, BluetoothCallback {
private static final String TAG = "AccessibilityHearingAidPreferenceController";
private Preference mHearingAidPreference;
private final BroadcastReceiver mHearingAidChangedReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (BluetoothHearingAid.ACTION_CONNECTION_STATE_CHANGED.equals(intent.getAction())) {
final int state = intent.getIntExtra(BluetoothHearingAid.EXTRA_STATE,
BluetoothHearingAid.STATE_DISCONNECTED);
if (state == BluetoothHearingAid.STATE_CONNECTED) {
updateState(mHearingAidPreference);
} else {
mHearingAidPreference
.setSummary(R.string.accessibility_hearingaid_not_connected_summary);
}
} else if (BluetoothAdapter.ACTION_STATE_CHANGED.equals(intent.getAction())) {
final int state = intent.getIntExtra(BluetoothAdapter.EXTRA_STATE,
BluetoothAdapter.ERROR);
if (state != BluetoothAdapter.STATE_ON) {
mHearingAidPreference
.setSummary(R.string.accessibility_hearingaid_not_connected_summary);
}
}
}
};
private final LocalBluetoothManager mLocalBluetoothManager;
private final BluetoothAdapter mBluetoothAdapter;
private FragmentManager mFragmentManager;
public AccessibilityHearingAidPreferenceController(Context context, String preferenceKey) {
super(context, preferenceKey);
mLocalBluetoothManager = getLocalBluetoothManager();
mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mHearingAidPreference = screen.findPreference(getPreferenceKey());
}
@Override
public int getAvailabilityStatus() {
return isHearingAidProfileSupported() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
}
@Override
public void onStart() {
IntentFilter filter = new IntentFilter();
filter.addAction(BluetoothHearingAid.ACTION_CONNECTION_STATE_CHANGED);
filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
mContext.registerReceiver(mHearingAidChangedReceiver, filter);
mLocalBluetoothManager.getEventManager().registerCallback(this);
}
@Override
public void onStop() {
mContext.unregisterReceiver(mHearingAidChangedReceiver);
mLocalBluetoothManager.getEventManager().unregisterCallback(this);
}
@Override
public boolean handlePreferenceTreeClick(Preference preference) {
if (TextUtils.equals(preference.getKey(), getPreferenceKey())) {
final CachedBluetoothDevice device = getConnectedHearingAidDevice();
if (device == null) {
launchHearingAidInstructionDialog();
} else {
launchBluetoothDeviceDetailSetting(device);
}
return true;
}
return false;
}
@Override
public CharSequence getSummary() {
final CachedBluetoothDevice device = getConnectedHearingAidDevice();
if (device == null) {
return mContext.getText(R.string.accessibility_hearingaid_not_connected_summary);
}
final int connectedNum = getConnectedHearingAidDeviceNum();
final CharSequence name = device.getName();
final int side = device.getDeviceSide();
final CachedBluetoothDevice subDevice = device.getSubDevice();
if (connectedNum > 1) {
return mContext.getString(R.string.accessibility_hearingaid_more_device_summary, name);
}
if (subDevice != null && subDevice.isConnected()) {
return mContext.getString(
R.string.accessibility_hearingaid_left_and_right_side_device_summary, name);
}
if (side == HearingAidProfile.DeviceSide.SIDE_INVALID) {
return mContext.getString(
R.string.accessibility_hearingaid_active_device_summary, name);
}
return (side == HearingAidProfile.DeviceSide.SIDE_LEFT)
? mContext.getString(
R.string.accessibility_hearingaid_left_side_device_summary, name)
: mContext.getString(
R.string.accessibility_hearingaid_right_side_device_summary, name);
}
@Override
public void onActiveDeviceChanged(CachedBluetoothDevice activeDevice, int bluetoothProfile) {
if (activeDevice == null) {
return;
}
if (bluetoothProfile == BluetoothProfile.HEARING_AID) {
HearingAidUtils.launchHearingAidPairingDialog(mFragmentManager, activeDevice);
}
}
public void setFragmentManager(FragmentManager fragmentManager) {
mFragmentManager = fragmentManager;
}
@VisibleForTesting
CachedBluetoothDevice getConnectedHearingAidDevice() {
if (!isHearingAidProfileSupported()) {
return null;
}
final CachedBluetoothDeviceManager deviceManager =
mLocalBluetoothManager.getCachedDeviceManager();
final HearingAidProfile hearingAidProfile =
mLocalBluetoothManager.getProfileManager().getHearingAidProfile();
final List<BluetoothDevice> deviceList = hearingAidProfile.getConnectedDevices();
for (BluetoothDevice obj : deviceList) {
if (!deviceManager.isSubDevice(obj)) {
return deviceManager.findDevice(obj);
}
}
return null;
}
private int getConnectedHearingAidDeviceNum() {
if (!isHearingAidProfileSupported()) {
return 0;
}
final CachedBluetoothDeviceManager deviceManager =
mLocalBluetoothManager.getCachedDeviceManager();
final HearingAidProfile hearingAidProfile =
mLocalBluetoothManager.getProfileManager().getHearingAidProfile();
final List<BluetoothDevice> deviceList = hearingAidProfile.getConnectedDevices();
return (int) deviceList.stream()
.filter(device -> !deviceManager.isSubDevice(device))
.count();
}
private boolean isHearingAidProfileSupported() {
if (mBluetoothAdapter == null || !mBluetoothAdapter.isEnabled()) {
return false;
}
final List<Integer> supportedList = mBluetoothAdapter.getSupportedProfiles();
return supportedList.contains(BluetoothProfile.HEARING_AID);
}
private LocalBluetoothManager getLocalBluetoothManager() {
final FutureTask<LocalBluetoothManager> localBtManagerFutureTask = new FutureTask<>(
// Avoid StrictMode ThreadPolicy violation
() -> com.android.settings.bluetooth.Utils.getLocalBtManager(mContext));
try {
localBtManagerFutureTask.run();
return localBtManagerFutureTask.get();
} catch (InterruptedException | ExecutionException e) {
Log.w(TAG, "Error getting LocalBluetoothManager.", e);
return null;
}
}
@VisibleForTesting(otherwise = VisibleForTesting.NONE)
void setPreference(Preference preference) {
mHearingAidPreference = preference;
}
@VisibleForTesting
void launchBluetoothDeviceDetailSetting(final CachedBluetoothDevice device) {
if (device == null) {
return;
}
final Bundle args = new Bundle();
args.putString(BluetoothDeviceDetailsFragment.KEY_DEVICE_ADDRESS,
device.getDevice().getAddress());
new SubSettingLauncher(mContext)
.setDestination(BluetoothDeviceDetailsFragment.class.getName())
.setArguments(args)
.setTitleRes(R.string.device_details_title)
.setSourceMetricsCategory(SettingsEnums.ACCESSIBILITY)
.launch();
}
@VisibleForTesting
void launchHearingAidInstructionDialog() {
HearingAidDialogFragment fragment = HearingAidDialogFragment.newInstance();
fragment.show(mFragmentManager, HearingAidDialogFragment.class.toString());
}
}