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.development; 18 19 import android.content.Context; 20 import android.os.SystemProperties; 21 22 import androidx.annotation.VisibleForTesting; 23 import androidx.preference.Preference; 24 import androidx.preference.SwitchPreference; 25 26 import com.android.settings.core.PreferenceControllerMixin; 27 import com.android.settingslib.development.DeveloperOptionsPreferenceController; 28 29 /** 30 * Preference controller for Bluetooth Gabeldorche feature 31 */ 32 public class BluetoothGabeldorschePreferenceController extends 33 DeveloperOptionsPreferenceController implements Preference.OnPreferenceChangeListener, 34 PreferenceControllerMixin { 35 36 private static final String BLUETOOTH_GABELDORSCHE_KEY = 37 "bluetooth_gabeldorsche_enable"; 38 @VisibleForTesting 39 static final String BLUETOOTH_GABELDORSCHE_PROPERTY = 40 "bluetooth.gd.enabled"; 41 BluetoothGabeldorschePreferenceController(Context context)42 public BluetoothGabeldorschePreferenceController(Context context) { 43 super(context); 44 } 45 46 @Override getPreferenceKey()47 public String getPreferenceKey() { 48 return BLUETOOTH_GABELDORSCHE_KEY; 49 } 50 51 @Override onPreferenceChange(Preference preference, Object newValue)52 public boolean onPreferenceChange(Preference preference, Object newValue) { 53 final boolean isEnabled = (Boolean) newValue; 54 SystemProperties.set(BLUETOOTH_GABELDORSCHE_PROPERTY, 55 isEnabled ? "true" : "false"); 56 return true; 57 } 58 59 @Override updateState(Preference preference)60 public void updateState(Preference preference) { 61 final boolean isEnabled = SystemProperties.getBoolean( 62 BLUETOOTH_GABELDORSCHE_PROPERTY, false /* default */); 63 ((SwitchPreference) mPreference).setChecked(isEnabled); 64 } 65 66 @Override onDeveloperOptionsSwitchDisabled()67 protected void onDeveloperOptionsSwitchDisabled() { 68 super.onDeveloperOptionsSwitchDisabled(); 69 SystemProperties.set(BLUETOOTH_GABELDORSCHE_PROPERTY, "false"); 70 ((SwitchPreference) mPreference).setChecked(false); 71 } 72 } 73