| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.internal.telephony; |
| |
| import android.content.Context; |
| import android.provider.Settings; |
| import android.provider.Settings.SettingNotFoundException; |
| import android.telephony.SubscriptionManager; |
| import android.telephony.TelephonyManager; |
| |
| /** |
| * Helper class that reads and writes Global.Setting values for Telephony. It will: |
| * For Single SIM case, read from or write to the singleton setting value. |
| * For Multi-SIM case, read from or write to the per subscription value. |
| */ |
| public class GlobalSettingsHelper { |
| /** |
| * Helper function to get integer value. |
| */ |
| public static int getInt(Context context, String settingName, int subId, |
| int defaultValue) { |
| settingName = getSettingName(context, settingName, subId); |
| return Settings.Global.getInt(context.getContentResolver(), settingName, defaultValue); |
| } |
| |
| /** |
| * Helper function to get boolean value. |
| */ |
| public static boolean getBoolean(Context context, String settingName, int subId, |
| boolean defaultValue) { |
| settingName = getSettingName(context, settingName, subId); |
| return Settings.Global.getInt(context.getContentResolver(), settingName, |
| defaultValue ? 1 : 0) == 1; |
| } |
| |
| /** |
| * Helper function to get boolean value or throws SettingNotFoundException if not set. |
| */ |
| public static boolean getBoolean(Context context, String settingName, int subId) |
| throws SettingNotFoundException { |
| settingName = getSettingName(context, settingName, subId); |
| return Settings.Global.getInt(context.getContentResolver(), settingName) == 1; |
| } |
| |
| /** |
| * Helper function to set integer value. |
| * Returns whether the value is changed or initially set. |
| */ |
| public static boolean setInt(Context context, String settingName, int subId, int value) { |
| settingName = getSettingName(context, settingName, subId); |
| |
| boolean needChange; |
| try { |
| needChange = Settings.Global.getInt(context.getContentResolver(), settingName) != value; |
| } catch (SettingNotFoundException exception) { |
| needChange = true; |
| } |
| if (needChange) Settings.Global.putInt(context.getContentResolver(), settingName, value); |
| |
| return needChange; |
| } |
| |
| /** |
| * Helper function to set boolean value. |
| * Returns whether the value is changed or initially set. |
| */ |
| public static boolean setBoolean(Context context, String settingName, int subId, |
| boolean value) { |
| return setInt(context, settingName, subId, value ? 1 : 0); |
| } |
| |
| private static String getSettingName(Context context, String settingName, int subId) { |
| // For single SIM phones, this is a per phone property. Or if it's invalid subId, we |
| // read default setting. |
| if (TelephonyManager.from(context).getSimCount() > 1 |
| && SubscriptionManager.isValidSubscriptionId(subId)) { |
| return settingName + subId; |
| } else { |
| return settingName; |
| } |
| } |
| } |