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.PreferenceControllerMixin; 24 import com.android.settingslib.RestrictedLockUtils; 25 import com.android.settingslib.RestrictedSwitchPreference; 26 import com.android.settingslib.core.AbstractPreferenceController; 27 28 public class AutoTimePreferenceController extends AbstractPreferenceController 29 implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener { 30 31 private static final String KEY_AUTO_TIME = "auto_time"; 32 private final UpdateTimeAndDateCallback mCallback; 33 AutoTimePreferenceController(Context context, UpdateTimeAndDateCallback callback)34 public AutoTimePreferenceController(Context context, UpdateTimeAndDateCallback callback) { 35 super(context); 36 mCallback = callback; 37 } 38 39 @Override isAvailable()40 public boolean isAvailable() { 41 return true; 42 } 43 44 @Override updateState(Preference preference)45 public void updateState(Preference preference) { 46 if (!(preference instanceof RestrictedSwitchPreference)) { 47 return; 48 } 49 if (!((RestrictedSwitchPreference) preference).isDisabledByAdmin()) { 50 ((RestrictedSwitchPreference) preference).setDisabledByAdmin( 51 getEnforcedAdminProperty()); 52 } 53 ((RestrictedSwitchPreference) preference).setChecked(isEnabled()); 54 } 55 56 @Override getPreferenceKey()57 public String getPreferenceKey() { 58 return KEY_AUTO_TIME; 59 } 60 61 @Override onPreferenceChange(Preference preference, Object newValue)62 public boolean onPreferenceChange(Preference preference, Object newValue) { 63 boolean autoEnabled = (Boolean) newValue; 64 Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.AUTO_TIME, 65 autoEnabled ? 1 : 0); 66 mCallback.updateTimeAndDateDisplay(mContext); 67 return true; 68 } 69 isEnabled()70 public boolean isEnabled() { 71 return Settings.Global.getInt(mContext.getContentResolver(), 72 Settings.Global.AUTO_TIME, 0) > 0; 73 } 74 getEnforcedAdminProperty()75 private RestrictedLockUtils.EnforcedAdmin getEnforcedAdminProperty() { 76 return RestrictedLockUtils.checkIfAutoTimeRequired(mContext); 77 } 78 } 79