1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 package com.android.settings.location; 15 16 import android.content.Context; 17 import android.provider.Settings; 18 19 import androidx.preference.Preference; 20 import androidx.preference.SwitchPreference; 21 22 import com.android.settings.core.PreferenceControllerMixin; 23 import com.android.settingslib.core.AbstractPreferenceController; 24 25 public class WifiScanningPreferenceController extends AbstractPreferenceController 26 implements PreferenceControllerMixin { 27 28 private static final String KEY_WIFI_SCAN_ALWAYS_AVAILABLE = "wifi_always_scanning"; 29 WifiScanningPreferenceController(Context context)30 public WifiScanningPreferenceController(Context context) { 31 super(context); 32 } 33 34 @Override isAvailable()35 public boolean isAvailable() { 36 return true; 37 } 38 39 @Override getPreferenceKey()40 public String getPreferenceKey() { 41 return KEY_WIFI_SCAN_ALWAYS_AVAILABLE; 42 } 43 44 @Override updateState(Preference preference)45 public void updateState(Preference preference) { 46 ((SwitchPreference) preference).setChecked( 47 Settings.Global.getInt(mContext.getContentResolver(), 48 Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 0) == 1); 49 } 50 51 @Override handlePreferenceTreeClick(Preference preference)52 public boolean handlePreferenceTreeClick(Preference preference) { 53 if (KEY_WIFI_SCAN_ALWAYS_AVAILABLE.equals(preference.getKey())) { 54 Settings.Global.putInt(mContext.getContentResolver(), 55 Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 56 ((SwitchPreference) preference).isChecked() ? 1 : 0); 57 return true; 58 } 59 return false; 60 } 61 } 62