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.provider.Settings; 21 import android.support.annotation.VisibleForTesting; 22 import android.support.v14.preference.SwitchPreference; 23 import android.support.v7.preference.Preference; 24 25 import com.android.settings.R; 26 import com.android.settings.core.PreferenceControllerMixin; 27 import com.android.settingslib.development.DeveloperOptionsPreferenceController; 28 29 public class WifiConnectedMacRandomizationPreferenceController extends 30 DeveloperOptionsPreferenceController implements Preference.OnPreferenceChangeListener, 31 PreferenceControllerMixin { 32 33 private static final String WIFI_CONNECTED_MAC_RANDOMIZATION_KEY = 34 "wifi_connected_mac_randomization"; 35 36 @VisibleForTesting 37 static final int SETTING_VALUE_ON = 1; 38 @VisibleForTesting 39 static final int SETTING_VALUE_OFF = 0; 40 WifiConnectedMacRandomizationPreferenceController(Context context)41 public WifiConnectedMacRandomizationPreferenceController(Context context) { 42 super(context); 43 } 44 45 @Override isAvailable()46 public boolean isAvailable() { 47 return mContext.getResources().getBoolean( 48 R.bool.config_wifi_support_connected_mac_randomization); 49 } 50 51 @Override getPreferenceKey()52 public String getPreferenceKey() { 53 return WIFI_CONNECTED_MAC_RANDOMIZATION_KEY; 54 } 55 56 @Override onPreferenceChange(Preference preference, Object newValue)57 public boolean onPreferenceChange(Preference preference, Object newValue) { 58 final boolean isEnabled = (Boolean) newValue; 59 Settings.Global.putInt(mContext.getContentResolver(), 60 Settings.Global.WIFI_CONNECTED_MAC_RANDOMIZATION_ENABLED, 61 isEnabled ? SETTING_VALUE_ON : SETTING_VALUE_OFF); 62 return true; 63 } 64 65 @Override updateState(Preference preference)66 public void updateState(Preference preference) { 67 final int enableMode = Settings.Global.getInt(mContext.getContentResolver(), 68 Settings.Global.WIFI_CONNECTED_MAC_RANDOMIZATION_ENABLED, SETTING_VALUE_OFF); 69 ((SwitchPreference) mPreference).setChecked(enableMode != SETTING_VALUE_OFF); 70 } 71 72 @Override onDeveloperOptionsSwitchDisabled()73 protected void onDeveloperOptionsSwitchDisabled() { 74 super.onDeveloperOptionsSwitchDisabled(); 75 Settings.Global.putInt(mContext.getContentResolver(), 76 Settings.Global.WIFI_CONNECTED_MAC_RANDOMIZATION_ENABLED, SETTING_VALUE_OFF); 77 ((SwitchPreference) mPreference).setChecked(false); 78 } 79 } 80