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.support.v14.preference.PreferenceFragment; 21 import android.support.v7.preference.PreferenceScreen; 22 23 import com.android.settings.R; 24 import com.android.settings.widget.ActionButtonPreference; 25 import com.android.settingslib.bluetooth.CachedBluetoothDevice; 26 import com.android.settingslib.core.lifecycle.Lifecycle; 27 28 /** 29 * This class adds two buttons: one to connect/disconnect from a device (depending on the current 30 * connected state), and one to "forget" (ie unpair) the device. 31 */ 32 public class BluetoothDetailsButtonsController extends BluetoothDetailsController { 33 private static final String KEY_ACTION_BUTTONS = "action_buttons"; 34 private boolean mIsConnected; 35 36 private boolean mConnectButtonInitialized; 37 private ActionButtonPreference mActionButtons; 38 BluetoothDetailsButtonsController(Context context, PreferenceFragment fragment, CachedBluetoothDevice device, Lifecycle lifecycle)39 public BluetoothDetailsButtonsController(Context context, PreferenceFragment fragment, 40 CachedBluetoothDevice device, Lifecycle lifecycle) { 41 super(context, fragment, device, lifecycle); 42 mIsConnected = device.isConnected(); 43 } 44 onForgetButtonPressed()45 private void onForgetButtonPressed() { 46 ForgetDeviceDialogFragment fragment = 47 ForgetDeviceDialogFragment.newInstance(mCachedDevice.getAddress()); 48 fragment.show(mFragment.getFragmentManager(), ForgetDeviceDialogFragment.TAG); 49 } 50 51 @Override init(PreferenceScreen screen)52 protected void init(PreferenceScreen screen) { 53 mActionButtons = ((ActionButtonPreference) screen.findPreference(getPreferenceKey())) 54 .setButton1Text(R.string.forget) 55 .setButton1OnClickListener((view) -> onForgetButtonPressed()) 56 .setButton1Positive(false) 57 .setButton1Enabled(true); 58 } 59 60 @Override refresh()61 protected void refresh() { 62 mActionButtons.setButton2Enabled(!mCachedDevice.isBusy()); 63 64 boolean previouslyConnected = mIsConnected; 65 mIsConnected = mCachedDevice.isConnected(); 66 if (mIsConnected) { 67 if (!mConnectButtonInitialized || !previouslyConnected) { 68 mActionButtons 69 .setButton2Text(R.string.bluetooth_device_context_disconnect) 70 .setButton2OnClickListener(view -> mCachedDevice.disconnect()) 71 .setButton2Positive(false); 72 mConnectButtonInitialized = true; 73 } 74 } else { 75 if (!mConnectButtonInitialized || previouslyConnected) { 76 mActionButtons 77 .setButton2Text(R.string.bluetooth_device_context_connect) 78 .setButton2OnClickListener( 79 view -> mCachedDevice.connect(true /* connectAllProfiles */)) 80 .setButton2Positive(true); 81 mConnectButtonInitialized = true; 82 } 83 } 84 } 85 86 @Override getPreferenceKey()87 public String getPreferenceKey() { 88 return KEY_ACTION_BUTTONS; 89 } 90 91 } 92