1 /* 2 * Copyright (C) 2016 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.datetime; 18 19 import android.content.Context; 20 import android.provider.Settings; 21 import android.support.v7.preference.Preference; 22 23 import com.android.settings.core.PreferenceController; 24 import com.android.settingslib.RestrictedLockUtils; 25 import com.android.settingslib.RestrictedSwitchPreference; 26 27 public class AutoTimePreferenceController extends PreferenceController 28 implements Preference.OnPreferenceChangeListener { 29 30 private static final String KEY_AUTO_TIME = "auto_time"; 31 private final UpdateTimeAndDateCallback mCallback; 32 AutoTimePreferenceController(Context context, UpdateTimeAndDateCallback callback)33 public AutoTimePreferenceController(Context context, UpdateTimeAndDateCallback callback) { 34 super(context); 35 mCallback = callback; 36 } 37 38 @Override isAvailable()39 public boolean isAvailable() { 40 return true; 41 } 42 43 @Override updateState(Preference preference)44 public void updateState(Preference preference) { 45 if (!(preference instanceof RestrictedSwitchPreference)) { 46 return; 47 } 48 ((RestrictedSwitchPreference) preference).setDisabledByAdmin( 49 getEnforcedAdminProperty()); 50 ((RestrictedSwitchPreference) preference).setChecked(isEnabled()); 51 } 52 53 @Override getPreferenceKey()54 public String getPreferenceKey() { 55 return KEY_AUTO_TIME; 56 } 57 58 @Override onPreferenceChange(Preference preference, Object newValue)59 public boolean onPreferenceChange(Preference preference, Object newValue) { 60 boolean autoEnabled = (Boolean) newValue; 61 Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.AUTO_TIME, 62 autoEnabled ? 1 : 0); 63 mCallback.updateTimeAndDateDisplay(mContext); 64 return true; 65 } 66 isEnabled()67 public boolean isEnabled() { 68 return Settings.Global.getInt(mContext.getContentResolver(), 69 Settings.Global.AUTO_TIME, 0) > 0; 70 } 71 getEnforcedAdminProperty()72 private RestrictedLockUtils.EnforcedAdmin getEnforcedAdminProperty() { 73 return RestrictedLockUtils.checkIfAutoTimeRequired(mContext); 74 } 75 } 76