1 /* 2 * Copyright (C) 2018 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 22 import androidx.preference.Preference; 23 import androidx.preference.SwitchPreference; 24 25 import com.android.settings.core.PreferenceControllerMixin; 26 import com.android.settingslib.development.DeveloperOptionsPreferenceController; 27 28 /** 29 * Base controller for Switch preference that maps to a specific value in Settings.Global. 30 */ 31 public abstract class GlobalSettingSwitchPreferenceController extends 32 DeveloperOptionsPreferenceController implements Preference.OnPreferenceChangeListener, 33 PreferenceControllerMixin { 34 35 private static final int SETTING_VALUE_OFF = 0; 36 private static final int SETTING_VALUE_ON = 1; 37 38 private final String mSettingsKey; 39 private final int mOn; 40 private final int mOff; 41 private final int mDefault; 42 GlobalSettingSwitchPreferenceController(Context context, String globalSettingsKey)43 public GlobalSettingSwitchPreferenceController(Context context, String globalSettingsKey) { 44 this(context, globalSettingsKey, SETTING_VALUE_ON, SETTING_VALUE_OFF, SETTING_VALUE_OFF); 45 } 46 47 /** 48 * Use different on/off/default vaules other than the standard 1/0/0. 49 */ GlobalSettingSwitchPreferenceController(Context context, String globalSettingsKey, int valueOn, int valueOff, int valueDefault)50 public GlobalSettingSwitchPreferenceController(Context context, String globalSettingsKey, 51 int valueOn, int valueOff, int valueDefault) { 52 super(context); 53 mSettingsKey = globalSettingsKey; 54 mOn = valueOn; 55 mOff = valueOff; 56 mDefault = valueDefault; 57 } 58 59 @Override onPreferenceChange(Preference preference, Object newValue)60 public boolean onPreferenceChange(Preference preference, Object newValue) { 61 final boolean isEnabled = (Boolean) newValue; 62 Settings.Global.putInt(mContext.getContentResolver(), mSettingsKey, isEnabled ? mOn : mOff); 63 return true; 64 } 65 66 @Override updateState(Preference preference)67 public void updateState(Preference preference) { 68 final int mode = 69 Settings.Global.getInt(mContext.getContentResolver(), mSettingsKey, mDefault); 70 ((SwitchPreference) mPreference).setChecked(mode != mOff); 71 } 72 73 @Override onDeveloperOptionsSwitchDisabled()74 protected void onDeveloperOptionsSwitchDisabled() { 75 super.onDeveloperOptionsSwitchDisabled(); 76 Settings.Global.putInt(mContext.getContentResolver(), mSettingsKey, mOff); 77 ((SwitchPreference) mPreference).setChecked(false); 78 } 79 } 80