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.car.settings.home; 18 19 import android.annotation.DrawableRes; 20 import android.bluetooth.BluetoothAdapter; 21 import android.bluetooth.BluetoothManager; 22 import android.content.Context; 23 import android.view.MotionEvent; 24 import android.view.View; 25 import android.widget.Switch; 26 27 import com.android.car.list.IconToggleLineItem; 28 import com.android.car.settings.R; 29 import com.android.car.settings.bluetooth.BluetoothSettingsFragment; 30 import com.android.car.settings.common.BaseFragment; 31 32 33 /** 34 * Represents the Bluetooth line item on settings home page. 35 */ 36 public class BluetoothLineItem extends IconToggleLineItem { 37 private BluetoothAdapter mBluetoothAdapter; 38 private BaseFragment.FragmentController mFragmentController; 39 BluetoothLineItem(Context context, BaseFragment.FragmentController fragmentController)40 public BluetoothLineItem(Context context, BaseFragment.FragmentController fragmentController) { 41 super(context.getText(R.string.bluetooth_settings), context); 42 mFragmentController = fragmentController; 43 mBluetoothAdapter = 44 ((BluetoothManager) mContext.getSystemService(Context.BLUETOOTH_SERVICE)) 45 .getAdapter(); 46 } 47 48 @Override onToggleTouched(Switch toggleSwitch, MotionEvent event)49 public boolean onToggleTouched(Switch toggleSwitch, MotionEvent event) { 50 if (!isBluetoothAvailable()) { 51 return true; 52 } 53 // intercept touch event, so we can process the request and update the switch 54 // state accordingly 55 if (event.getAction() == MotionEvent.ACTION_DOWN) { 56 if (isChecked()) { 57 mBluetoothAdapter.disable(); 58 } else { 59 mBluetoothAdapter.enable(); 60 } 61 } 62 return true; 63 } 64 65 @Override isExpandable()66 public boolean isExpandable() { 67 return false; 68 } 69 70 @Override isClickable()71 public boolean isClickable() { 72 return isBluetoothAvailable(); 73 } 74 75 @Override onClick(View view)76 public void onClick(View view) { 77 if (isBluetoothAvailable()) { 78 mFragmentController.launchFragment(BluetoothSettingsFragment.getInstance()); 79 } 80 } 81 82 @Override getDesc()83 public CharSequence getDesc() { 84 return mContext.getText(R.string.bluetooth_settings_summary); 85 } 86 87 @Override isChecked()88 public boolean isChecked() { 89 return isBluetoothAvailable() && mBluetoothAdapter.isEnabled(); 90 } 91 92 @Override getIcon()93 public @DrawableRes int getIcon() { 94 return getIconRes(isBluetoothAvailable() && mBluetoothAdapter.isEnabled()); 95 } 96 onBluetoothStateChanged(boolean enabled)97 public void onBluetoothStateChanged(boolean enabled) { 98 if (mIconUpdateListener != null) { 99 mIconUpdateListener.onUpdateIcon(getIconRes(enabled)); 100 } 101 if (mSwitchStateUpdateListener != null) { 102 mSwitchStateUpdateListener.onToggleChanged(enabled); 103 } 104 } 105 isBluetoothAvailable()106 private boolean isBluetoothAvailable() { 107 return mBluetoothAdapter != null; 108 } 109 getIconRes(boolean enabled)110 private @DrawableRes int getIconRes(boolean enabled) { 111 return enabled 112 ? R.drawable.ic_settings_bluetooth : R.drawable.ic_settings_bluetooth_disabled; 113 } 114 } 115