1 /* 2 * Copyright (C) 2017 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.settings.bluetooth; 18 19 import android.content.Context; 20 import android.graphics.drawable.Drawable; 21 import android.support.v14.preference.PreferenceFragment; 22 import android.support.v7.preference.PreferenceScreen; 23 import android.util.Pair; 24 25 import com.android.internal.annotations.VisibleForTesting; 26 import com.android.settings.R; 27 import com.android.settings.applications.LayoutPreference; 28 import com.android.settings.widget.EntityHeaderController; 29 import com.android.settingslib.bluetooth.CachedBluetoothDevice; 30 import com.android.settingslib.core.lifecycle.Lifecycle; 31 import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager; 32 import com.android.settingslib.bluetooth.LocalBluetoothManager; 33 34 /** 35 * This class adds a header with device name and status (connected/disconnected, etc.). 36 */ 37 public class BluetoothDetailsHeaderController extends BluetoothDetailsController { 38 private static final String KEY_DEVICE_HEADER = "bluetooth_device_header"; 39 40 private EntityHeaderController mHeaderController; 41 private LocalBluetoothManager mLocalManager; 42 private CachedBluetoothDeviceManager mDeviceManager; 43 BluetoothDetailsHeaderController(Context context, PreferenceFragment fragment, CachedBluetoothDevice device, Lifecycle lifecycle, LocalBluetoothManager bluetoothManager)44 public BluetoothDetailsHeaderController(Context context, PreferenceFragment fragment, 45 CachedBluetoothDevice device, Lifecycle lifecycle, 46 LocalBluetoothManager bluetoothManager) { 47 super(context, fragment, device, lifecycle); 48 mLocalManager = bluetoothManager; 49 mDeviceManager = mLocalManager.getCachedDeviceManager(); 50 } 51 52 @Override init(PreferenceScreen screen)53 protected void init(PreferenceScreen screen) { 54 final LayoutPreference headerPreference = 55 (LayoutPreference) screen.findPreference(KEY_DEVICE_HEADER); 56 mHeaderController = EntityHeaderController.newInstance(mFragment.getActivity(), mFragment, 57 headerPreference.findViewById(R.id.entity_header)); 58 screen.addPreference(headerPreference); 59 } 60 setHeaderProperties()61 protected void setHeaderProperties() { 62 final Pair<Drawable, String> pair = com.android.settingslib.bluetooth.Utils 63 .getBtClassDrawableWithDescription(mContext, mCachedDevice, 64 mContext.getResources().getFraction(R.fraction.bt_battery_scale_fraction, 1, 1)); 65 String summaryText = mCachedDevice.getConnectionSummary(); 66 // If both the hearing aids are connected, two battery status should be shown. 67 final String pairDeviceSummary = mDeviceManager 68 .getHearingAidPairDeviceSummary(mCachedDevice); 69 if (pairDeviceSummary != null) { 70 mHeaderController.setSecondSummary(pairDeviceSummary); 71 } 72 mHeaderController.setLabel(mCachedDevice.getName()); 73 mHeaderController.setIcon(pair.first); 74 mHeaderController.setIconContentDescription(pair.second); 75 mHeaderController.setSummary(summaryText); 76 } 77 78 @Override refresh()79 protected void refresh() { 80 setHeaderProperties(); 81 mHeaderController.done(mFragment.getActivity(), true /* rebindActions */); 82 } 83 84 @Override getPreferenceKey()85 public String getPreferenceKey() { 86 return KEY_DEVICE_HEADER; 87 } 88 } 89